Dioxins: Chlorinated hydrocarbons containing heteroatoms that are present as contaminants of herbicides. Dioxins are carcinogenic, teratogenic, and mutagenic. They have been banned from use by the FDA.Benzofurans: Compounds that contain a BENZENE ring fused to a furan ring.Polychlorinated Biphenyls: Industrial products consisting of a mixture of chlorinated biphenyl congeners and isomers. These compounds are highly lipophilic and tend to accumulate in fat stores of animals. Many of these compounds are considered toxic and potential environmental pollutants.Tetrachlorodibenzodioxin: A chemical by-product that results from burning or incinerating chlorinated industrial chemicals and other hydrocarbons. This compound is considered an environmental toxin, and may pose reproductive, as well as, other health risks for animals and humans.Incineration: High temperature destruction of waste by burning with subsequent reduction to ashes or conversion to an inert mass.Environmental Pollutants: Substances or energies, for example heat or light, which when introduced into the air, water, or land threaten life or health of individuals or ECOSYSTEMS.Receptors, Aryl Hydrocarbon: Cytoplasmic proteins that bind certain aryl hydrocarbons, translocate to the nucleus, and activate transcription of particular DNA segments. AH receptors are identified by their high-affinity binding to several carcinogenic or teratogenic environmental chemicals including polycyclic aromatic hydrocarbons found in cigarette smoke and smog, heterocyclic amines found in cooked foods, and halogenated hydrocarbons including dioxins and polychlorinated biphenyls. No endogenous ligand has been identified, but an unknown natural messenger with a role in cell differentiation and development is suspected.Food Contamination: The presence in food of harmful, unpalatable, or otherwise objectionable foreign substances, e.g. chemicals, microorganisms or diluents, before, during, or after processing or storage.Environmental Exposure: The exposure to potentially harmful chemical, physical, or biological agents in the environment or to environmental factors that may include ionizing radiation, pathogenic organisms, or toxic chemicals.Refuse Disposal: The discarding or destroying of garbage, sewage, or other waste matter or its transformation into something useful or innocuous.Body Burden: The total amount of a chemical, metal or radioactive substance present at any time after absorption in the body of man or animal.Chlorophenols: Phenols substituted with one or more chlorine atoms in any position.Soil Pollutants: Substances which pollute the soil. Use for soil pollutants in general or for which there is no specific heading.Tampons, Surgical: Plugs or cylinders made of cotton, sponge, or other absorbent material. They are used in surgery to absorb fluids such as blood or drainage.Furans: Compounds with a 5-membered ring of four carbons and an oxygen. They are aromatic heterocycles. The reduced form is tetrahydrofuran.Environmental Monitoring: The monitoring of the level of toxins, chemical pollutants, microbial contaminants, or other harmful substances in the environment (soil, air, and water), workplace, or in the bodies of people and animals present in that environment.Hydrocarbons, Chlorinated: Hydrocarbon compounds with one or more of the hydrogens replaced by CHLORINE.Cytochrome P-450 CYP1A1: A liver microsomal cytochrome P-450 monooxygenase capable of biotransforming xenobiotics such as polycyclic hydrocarbons and halogenated aromatic hydrocarbons into carcinogenic or mutagenic compounds. They have been found in mammals and fish. This enzyme, encoded by CYP1A1 gene, can be measured by using ethoxyresorufin as a substrate for the ethoxyresorufin O-deethylase activity.Drug Residues: Drugs and their metabolites which are found in the edible tissues and milk of animals after their medication with specific drugs. This term can also apply to drugs found in adipose tissue of humans after drug treatment.Water Pollutants, Chemical: Chemical compounds which pollute the water of rivers, streams, lakes, the sea, reservoirs, or other bodies of water.Poultry Products: Food products manufactured from poultry.Epichlorohydrin: A chlorinated epoxy compound used as an industrial solvent. It is a strong skin irritant and carcinogen.Anion Exchange Resins: High-molecular-weight insoluble polymers that contain functional cationic groups capable of undergoing exchange reactions with anions.Milk, HumanGas Chromatography-Mass Spectrometry: A microanalytical technique combining mass spectrometry and gas chromatography for the qualitative as well as quantitative determinations of compounds.Chemical Hazard Release: Uncontrolled release of a chemical from its containment that either threatens to, or does, cause exposure to a chemical hazard. Such an incident may occur accidentally or deliberately.Pesticide Residues: Pesticides or their breakdown products remaining in the environment following their normal use or accidental contamination.Maximum Allowable Concentration: The maximum exposure to a biologically active physical or chemical agent that is allowed during an 8-hour period (a workday) in a population of workers, or during a 24-hour period in the general population, which does not appear to cause appreciable harm, whether immediate or delayed for any period, in the target population. (From Lewis Dictionary of Toxicology, 1st ed)RussiaMaternal Exposure: Exposure of the female parent, human or animal, to potentially harmful chemical, physical, or biological agents in the environment or to environmental factors that may include ionizing radiation, pathogenic organisms, or toxic chemicals that may affect offspring. It includes pre-conception maternal exposure.Pentachlorophenol: An insecticide and herbicide that has also been used as a wood preservative. Pentachlorphenol is a widespread environmental pollutant. Both chronic and acute pentachlorophenol poisoning are medical concerns. The range of its biological actions is still being actively explored, but it is clearly a potent enzyme inhibitor and has been used as such as an experimental tool.MichiganHerbicides: Pesticides used to destroy unwanted vegetation, especially various types of weeds, grasses (POACEAE), and woody plants. Some plants develop HERBICIDE RESISTANCE.Chromatography, Supercritical Fluid: A CHROMATOGRAPHY method using supercritical fluid, usually carbon dioxide under very high pressure (around 73 atmospheres or 1070 psi at room temperature) as the mobile phase. Other solvents are sometimes added as modifiers. This is used both for analytical (SFC) and extraction (SFE) purposes.Organic Chemicals: A broad class of substances containing carbon and its derivatives. Many of these chemicals will frequently contain hydrogen with or without oxygen, nitrogen, sulfur, phosphorus, and other elements. They exist in either carbon chain or carbon ring form.Pesticides: Chemicals used to destroy pests of any sort. The concept includes fungicides (FUNGICIDES, INDUSTRIAL); INSECTICIDES; RODENTICIDES; etc.Aroclors: Industrial chemicals which have become widespread environmental pollutants. Each aroclor is a mixture of chlorinated biphenyls (1200 series) or chlorinated terphenyls (5400 series) or a combination of both (4400 series).Biosensing Techniques: Any of a variety of procedures which use biomolecular probes to measure the presence or concentration of biological molecules, biological structures, microorganisms, etc., by translating a biochemical interaction at the probe surface into a quantifiable physical signal.Climate: The longterm manifestations of WEATHER. (McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed)Climate Change: Any significant change in measures of climate (such as temperature, precipitation, or wind) lasting for an extended period (decades or longer). It may result from natural factors such as changes in the sun's intensity, natural processes within the climate system such as changes in ocean circulation, or human activities.Xanthine: A purine base found in most body tissues and fluids, certain plants, and some urinary calculi. It is an intermediate in the degradation of adenosine monophosphate to uric acid, being formed by oxidation of hypoxanthine. The methylated xanthine compounds caffeine, theobromine, and theophylline and their derivatives are used in medicine for their bronchodilator effects. (Dorland, 28th ed)Air: The mixture of gases present in the earth's atmosphere consisting of oxygen, nitrogen, carbon dioxide, and small amounts of other gases.Ionic Liquids: Salts that melt below 100 C. Their low VOLATILIZATION can be an advantage over volatile organic solvents.Crown Ethers: Macrocyclic polyethers with the repeating unit of (-CH2-CH2-O)n where n is greater than 2 and some oxygens may be replaced by nitrogen, sulfur or phosphorus. These compounds are useful for coordinating CATIONS. The nomenclature uses a prefix to indicate the size of the ring and a suffix for the number of heteroatoms.Potentiometry: Solution titration in which the end point is read from the electrode-potential variations with the concentrations of potential determining ions. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)Membranes, Artificial: Artificially produced membranes, such as semipermeable membranes used in artificial kidney dialysis (RENAL DIALYSIS), monomolecular and bimolecular membranes used as models to simulate biological CELL MEMBRANES. These membranes are also used in the process of GUIDED TISSUE REGENERATION.Aluminum Oxide: An oxide of aluminum, occurring in nature as various minerals such as bauxite, corundum, etc. It is used as an adsorbent, desiccating agent, and catalyst, and in the manufacture of dental cements and refractories.Polybrominated Biphenyls: Biphenyl compounds which are extensively brominated. Many of these compounds are toxic environmental pollutants.Encyclopedias as Topic: Works containing information articles on subjects in every field of knowledge, usually arranged in alphabetical order, or a similar work limited to a special field or subject. (From The ALA Glossary of Library and Information Science, 1983)Mobile Health Units: Movable or portable facilities in which diagnostic and therapeutic services are provided to the community.September 11 Terrorist Attacks: Terrorism on September 11, 2001 against targets in New York, the Pentagon in Virginia, and an aborted attack that ended in Pennsylvania.Emergency Responders: Personnel trained to provide the initial services, care, and support in EMERGENCIES or DISASTERS.Lawyers: Persons whose profession is to give legal advice and assistance to clients and represent them in legal matters. (American Heritage Dictionary, 3d ed)Terrorism: The use or threatened use of force or violence against persons or property in violation of criminal laws for purposes of intimidation, coercion, or ransom, in support of political or social objectives.Rescue Work: Activities devoted to freeing persons or animals from danger to life or well-being in accidents, fires, bombings, floods, earthquakes, other disasters and life-threatening conditions. While usually performed by team efforts, rescue work is not restricted to organized services.Epistaxis: Bleeding from the nose.
"High Dioxin Exposure, Cancer Linked". Washington Post. 5 May 1999. Retrieved 30 October 2015. ... and dioxin. "Kyle Steenland". LCCN. Retrieved 30 October 2015. "Kyle Steenland CV" (PDF). IARC. Retrieved 30 October 2015. ...
Another fire was documented in 1987 releasing high levels of dioxins. With many orders and remedial actions to clean up the ... The process of wood treatment requires many chemicals such as pentachlorophenol (PCP), dioxins, dibenzofuran, polycyclic ...
... region has the highest number of reef-building coral species in threatened category as well as the highest coral species ... Other persistent toxins are PCBs, DDT, pesticides, furans, dioxins and phenols. Such toxins can accumulate in the tissues of ... Due to their high position in the food chain and the subsequent accumulation of heavy metals from their diet, mercury levels ... Heavy metals are metallic chemical elements that have a relatively high density and are toxic or poisonous at low ...
Dioxins are unintentional by-products of high-temperature processes, such as incomplete combustion and pesticide production. ... Dioxins are typically emitted from the burning of hospital waste, municipal waste, and hazardous waste, along with automobile ... Dioxins have been associated with several adverse effects in humans, including immune and enzyme disorders, chloracne, and are ... Structurally similar to dioxins, the two compounds share toxic effects. Furans persist in the environment and classified as ...
Later research showed that Agent Orange contained high levels of teratogenic dioxins. With Ethan Signer of MIT, Galston was one ... He also noted that in higher concentrations it would defoliate the soybeans by causing them to release ethylene. During World ... Galston, A. W.; Davies, P. J. (21 March 1969). "Hormonal Regulation in Higher Plants". Science. 163 (3873): 1288-1297. doi: ... and noted that high levels had a defoliant effect. The British and U.S. military later developed TIBA into Agent Orange which ...
Public concern about dioxins was high, and production and use of other (non-herbicide) chemicals potentially containing TCDD ... A herbicide described as having high residual activity will remains potent for a long term in the soil. For some compounds, the ... Ideally, each component in a mixture should: Be active at different target sites Have a high level of efficacy Be detoxified by ... Vinegar is effective for 5-20% solutions of acetic acid, with higher concentrations most effective, but it mainly destroys ...
"Polychlorinated dibenzo-p-dioxins and dibenzofurans formed from sucralose at high temperatures". Scientific Reports. 3: 2946. ... It is also used in canned fruits wherein water and sucralose take the place of much higher calorie corn syrup-based additives. ... When the estimated daily intake (EDI) is compared to the intake at which adverse effects are seen (known as the highest no ... When heated to very high temperatures (over 350 °C or 662 °F) in metal containers, sucralose can produce in the resulting smoke ...
... due to high levels of the toxic contaminant mercury. Dioxin, PCBs and chlordane are also present. Fish oil is used as a ... high triglyceride level), preventing secondary cardiovascular disease, and hypertension (high blood pressure). It then lists 27 ... Dioxins and PCBs may be carcinogenic at low levels of exposure over time. These substances are identified and measured in one ... The average was equal to 1.85 of the TWI and the high value equal to 7.69 times the TWI for methylmercury; also expressible as ...
Analysis of eggs and ducks found dioxin levels 15 times higher than the EU limit and a high concentration of dioxin-like PCBs ... Higher levels of chlorination require higher reaction temperatures and greater dioxin production. Dioxins may also be formed ... NIEHS dioxin fact sheet "Dioxins and Dioxin-like Compounds in the Food Supply: Strategies to Decrease Exposure", a 2003 report ... The word "dioxins" may also refer to other similarly acting chlorinated compounds (see Dioxins and dioxin-like compounds). The ...
Chlorinated solvent waste is usually incinerated at high temperature to minimize the formation of dioxins.[4][5] Non- ... Shibamoto, T; Yasuhara, A; Katami, T (2007). "Dioxin formation from waste incineration". Reviews of environmental contamination ... The observed Nickel and Uranium concentrations were relatively high in the underlying organic-rich lake sediment. Expressed as ... Environmental contaminants may include acid mine drainage, higher concentrations of radionuclides, and non-radioactive metals/ ...
A sample of Agent Purple archived at Eglin Air Force Base had an even higher content of 45 ppm TCDD. Agent Purple was used only ... Dioxin-levels varied considerably from batch to batch, and even within the same batch; generally, agents produced earlier, such ... as Purple and Pink suffered from higher levels of contamination. A 2003 Nature paper by Stellman et al., which re-apprised the ...
Its use has declined due to its high toxicity and slow biodegradation. There are two general methods for preserving wood. The ... The main contaminants include other polychlorinated phenols, polychlorinated dibenzo-p-dioxins, and polychlorinated ...
In the 1970s, high levels of dioxin were found in the breast milk of South Vietnamese women, and in the blood of U.S. military ... Some of the soil and sediment on the bases have extremely high levels of dioxin requiring remediation. The Da Nang Air Base has ... Dioxin easily accumulates in the food chain. Dioxin enters the body by attaching to a protein called the aryl hydrocarbon ... "Vietnam, US launch Danang dioxin clean-up". Retrieved 2017-03-30. "Dioxins and their effects on human health". World Health ...
Like most herring species, American shad are very high in omega 3, and in particular contain nearly twice as much per unit ... They are also very low in toxins like PCBs, dioxins, and mercury by EPA standards. The American or Atlantic shad (A. ...
... that the toxicities of exposure to Cl-PAHs based on AhR activity were approximately 30-50 times higher than that of dioxins. Cl ... One such Cl-PAH, 6-chlorochrysene, has been shown to have a high affinity for the Ah receptor and to be a potent AHH inducer. ... Results have shown that most particulate Cl-PAH concentration detected in urban air tended to be high in colder seasons and low ... Some Cl-PAHs have structural similarities to dioxins, they are suspected of having similar toxicities. These types of compounds ...
That high level of noise is bound to have a hard, sweeping impact on life in the sea." Noise from ships and human activity can ... Examples of persistent toxins are PCBs, DDT, TBT, pesticides, furans, dioxins, phenols, and radioactive waste. Heavy metals are ... Due to their high position in the food chain and the subsequent accumulation of heavy metals from their diet, mercury levels ... They promote high diversity and they are used as models for ecology and biology because of their simple structures. When there ...
The ward has 5,794 housing spaces of which 8.7% are vacant.[citation needed] This is much higher than the city average of 5.3 ... Fly ash used for dressing footpaths in the area raised concerns over contamination by dioxins. "Newcastle-upon-Tyne ward ... In parts of Byker turnover of tenancies has been high. Families have moved away - particularly those in employment. Some shops ...
It is used in oil-filled transformers, some types of high-voltage capacitors, fluorescent lamp ballasts, and some types of high ... When burned, they form even more toxic products, such as chlorinated dioxins and chlorinated dibenzofurans. Beginning in the ... especially in high-fire-risk applications such as indoors or offshore, due to their low volatility and high fire point, which ... Transformer oil or insulating oil is an oil that is stable at high temperatures and has excellent electrical insulating ...
According to reports in the journal Science, farmed salmon may contain high levels of dioxins.[medical citation needed] PCB ( ... Classified as an oily fish, salmon is considered to be healthy due to the fish's high protein, high omega-3 fatty acids, and ... postspawning mortality is quite high (perhaps as high as 40 to 50%.) To lay her roe, the female salmon uses her tail (caudal ... "Risk-Based Consumption Advice for Farmed Atlantic and Wild Pacific Salmon Contaminated with Dioxins and Dioxin-like Compounds ...
Recent improvements in printing technology have made for higher-resolution images. A minority of sheet vinyl is printed with ... dioxins, and other toxic chemicals. It can produce polychlorinated biphenyls (PCBs) and polycyclic aromatic hydrocarbons (PAHs ... especially at higher temperatures. Vinyl flooring decomposes and releases toxic gasses, mostly hydrogen chloride, long before ...
High levels of PCBs and dioxin have been detected in the bay. It also has high levels of mercury, copper and other toxic ... "One blue crab in Newark Bay has enough dioxin to give somebody cancer," said David Pringle, spokesman for Clean Water Action. ... "Comparisons of the effects of 2,3,7,8-tetrachlorodibenzo-p-dioxin on chemically impacted and nonimpacted subpopulations of ... dioxins). Killifish within Newark Bay have emerged as a popular tool for studying population effects of historical and emerging ...
Generally, the higher the amount of chlorine in an organic compound, the more toxic it is considered. While there are several ... For example, compounds like dioxins can inhibit the actions of sex hormones by binding to steroid receptors along with causing ... The high electronegative character of PCE renders oxidizing agent capabilities through accepting electrons by co-metabolism or ... While strict regulations from the government have reduced the high level of past emissions, these compounds find their way to ...
... farmed salmon may contain high levels of dioxins. PCB levels may be up to eight times higher in farmed salmon than in wild ... "Risk-Based Consumption Advice for Farmed Atlantic and Wild Pacific Salmon Contaminated with Dioxins and Dioxin-like Compounds ... Classified as an oily fish, salmon is high in protein, omega-3 fatty acids, and vitamin D, and is therefore considered to be ... Canthaxanthin may have negative effects on the human eye, accumulating in the retina at high levels of consumption. Today, the ...
Over 92% of this TWPE came from hydrogen sulphide, dioxin and dioxin-like compounds and manganese (Mn) and manganese compounds ... Most recycled paper is priced higher than freshly made paper, and this tends to plays a deciding factor for the consumer. ... including chlorinated dioxins. Dioxins are recognized as a persistent environmental pollutant, regulated internationally by the ... As a result, dioxin production was also significantly reduced. In 2005, elemental chlorine was used in 19-20% of kraft pulp ...
However, humans are also exposed to high levels of "natural dioxins" in cooked foods and vegetables. The human diet accounts ... TRI Dioxin and Dioxin-like Compounds Toxic Equivalency Reporting Rule - Proposed Rule (US EPA) Archived at webcitation on 2 ... With the TEFs, the toxicity of a mixture of dioxins and dioxin-like compounds can be expressed in a single number - the toxic ... Thus, TEF values for these compounds are in the process of review Dioxins and dioxin-like compounds Van den Berg M, Birnbaum LS ...
... including chlorinated dioxins. Dioxins are recognized as a persistent environmental pollutant, regulated internationally by the ... The following table shows how the two systems rate high brightness papers, but there is no simple way to convert between the ... Dioxins are highly toxic, and health effects on humans include reproductive, developmental, immune and hormonal problems. They ... Most TCF pulp is produced in Sweden and Finland for sale in Germany, all markets with a high level of environmental awareness. ...
In June 2016, BaP was added as benzo[def]chrysene to the REACH Candidate List of Substances of very high concern for ... This process is similar to induction of CYP1A1 by certain polychlorinated biphenyls and dioxins. Seemingly, CYP1A1 activity in ... A 2001 National Cancer Institute study found levels of BaP to be significantly higher in foods that were cooked well-done on ...
Males appear to be more sensitive to poisoning by high levels of dioxins & dioxin-like PCBs and are more likely to develop ... Several epidemiological studies have observed a correlation between high levels of dioxins and PCBs in humans and a wide ... permanent dead link] "Irish find high dioxin levels in beef, but no risk". Associated Press/Google. Retrieved 19 December 2008 ... The toxicity of dioxins and dioxin like PCBs is mediated by their ability to bind strongly to the aryl hydrocarbon cell ...
A find of dioxin at the bottom of the Saginaw River could be the highest level of such contamination ever discovered in the ... SAGINAW, MICHIGAN - A find of dioxin at the bottom of the Saginaw River could be the highest level of such contamination ever ... Dioxins are toxic byproducts of the manufacture of chlorine-based products, and some have been linked to cancer and other ... A crew testing the Saginaw and Tittabawassee rivers discovered the sample, which measured 1.6 million parts of dioxin per ...
A fuller picture of the dioxin contamination of soils, livestock and milk on farms close to Coalite Chemicals works near ... High dioxin levels in soil, cattle around Coalite plant. Last Updated: 28 Feb 2019 ... which found high levels of dioxins in a river downstream of the plant (ENDS Reports 202, pp 16-20, and 203, pp 4-5). The ... which confirmed that a hazardous waste incinerator at the Coalite plant released high levels of dioxins to air and water, and ...
In this note, samples destined for analysis for dioxin content are analyzed in a comprehensive fashion using high resolution GC ... Dioxin analysis in a regulated fashion requires conformity to the specifications of EPA Method 1613b. ... Application Note: High Performance Mass Spectrometry of Persistent Organic Pollutants: What Else Is In My Dioxin Sample?. 17 ... In this note, samples destined for analysis for dioxin content are analyzed in a comprehensive fashion using high resolution GC ...
The main detection methods applied (i.e., high resolution gas-chromatography combined with high resolution mass-spectrometry ( ... This review gives the state of the art for detecting possible contamination with dioxins and DL-PCBs along the food chain of ... Biosensors for detecting dioxins and related compounds, although still under development, show potential to overcome these ... The main shortcoming of current biosensors, however, is their detection level: this may be insufficient as limits for dioxins ...
Get the latest dioxins removal (air and climate) news on Environmental XPRT, the worlds largest environmental industry ... High-speed Sample Preparation and Analysis of Dioxins and Dioxin-like PCBs Shimadzu and BUCHI cordially invite you to our lunch ... Long-awaited dioxins report released; EPA says low doses risky but most people safe After 21 years of wrangling over health ... Dangerous Dioxins Found in Widely Used Herbicide 2,4-D 2,4-Dichlorophenoxyacetic acid, referred to as 2,4-D, is a common ...
Programmed Obesity?: Study Links Intrauterine Exposures to Higher BMI in Toddlers. M. Nathaniel Mead ... Gene-Dioxin Interactions and Pubertal Onset in Boys: Findings from the Russian Childrens Study. Julia R. Barrett ... Dioxin Exposure and Cardiovascular Disease: An Analysis of Association. Valerie J. Brown ...
The FDA recommends that tampons be free of dioxin and other chemicals, but tests show small but detectable levels of these ... The FDA recommends that tampons be free of dioxin and other chemicals, but tests show small but detectable levels of these ... However, to be clear, the FDA notes that tampons made with rayon do not appear to have a higher risk of TSS than cotton tampons ... Dioxins, Pesticides, and Fragrance Chemicals Detected in Tampons. The FDA recommends that tampons be free of dioxin, including ...
Supported Ionic Liquid Membranes for Removal of Dioxins from High-Temperature Vapor Streams. Author:. Kulkarni, Prashant S., ... Dioxins and dioxin-like chemicals are predominantly produced by thermal processes such as incineration and combustion at ... a new approach for the removal of dioxins from high-temperature vapor streams using facilitated supported ionic liquid ... for dioxin removal from incineration sources is proposed owing to their stability at very high temperatures. Supported liquid ...
Both in America and in Europe, many waterfowl have high concentrations of dioxins, but usually not high enough to disturb their ... "Dioxin Controversy - What are Dioxins?". uow.edu.au.. *^ a b Sharon Beder. The dioxin controversy: spilling over into schools ... Dioxin screening[edit]. There are two main methods for screening of dioxins and dioxin-like compounds: *CALUX, or Chemical ... Finally, dioxin may refer to 1,4-Dioxin, the basic chemical unit of the more complex dioxins. This simple compound is not ...
Problem (dioxins in the food chain) - Reaction (outrage) - Solution (more control, higher food prices). Leave a reply ... The far more important question is this: How did a dioxin get into the production of biofuels? … It is entirely possible that ... Jentzsch has been found to contain dioxins. The fact that animal feed was processed using technical oil is just part of the ...
Both in America and in Europe, many waterfowl have high concentrations of dioxins, but usually not high enough to disturb their ... There is much controversy especially on cancer risk at low population levels of dioxins. Among fishermen with high dioxin ... Finally, dioxin may refer to 1,4-Dioxin proper, the basic chemical unit of the more complex dioxins. This simple compound is ... "Dioxin Controversy - What are Dioxins?". uow.edu.au. Sharon Beder. The dioxin controversy: spilling over into schools, ...
... regulations regarding the determination of service connection of certain disabilities of veterans who were exposed to dioxin in ... Say "Hi" on Messenger 3. Sign up for our articles by email and then get legislative alerts for your reps or issues you care ... 2. Say "Hi" to us on Facebook Messenger and well walk you through how to call your representative and senators. ... After Februarys Parkland high school massacre, a Republican bill introduced mere weeks before is now gaining significant ...
Pork processors Vion and Tönnies have reduced their numbers of daily pig slaughterings due to the dioxin crisis, Dutch ... There is still no 100% clarity as to whether also pork with too high dioxin levels entered the food chain. ... Yangxiang aims high with sows on many floors On Apr 20. In World of pigs ... Early this year it became clear that dioxin, which can cause cancer in humans, was found to have entered the food chain through ...
5.6 Populations with potentially high exposure 5.7 Adequacy of the database top ... Toxicological Profile for Chlorinated Dibenzo-p-dioxins (CDDs). December 1998. (with updated policy guideline in Appendix B for ... B. Updated (September 2008) ATSDR Policy Guidelne for Dioxins in Residential Soil. C. Users guide. D. Acronyms, abbreviations ... Toxicological profile for Chlorinated Dibenzo-p-dioxins (CDDs). Atlanta, GA: U.S. Department of Health and Human Services, ...
high. Polycarbonate plastics, food can linings, dental sealants. Chlorinated dioxins & furans. moderate. Immune system ( ... high. Brain and nervous system. Seafood, flu shots/vaccines, dental fillings. Methylmercury. high. Dietary sources, ... High vs 8,373 tested in CDC biomonitoring [1] (95th %ile) (comparison based on congeners tested by CDC). 7.0E-5. ug/L (wet ... High vs 8,373 tested in CDC biomonitoring [1] (93rd %ile) (comparison based on congeners tested by CDC). 0. ug/L (wet weight) ...
high. Chlorinated dioxins & furans. high. Immune system (including sensitization and allergies), Birth defects and ... High vs 34 tested in EWG/Commonweal studies (83rd %ile)*High vs 4,821 tested in CDC biomonitoring [1] (94th %ile) (comparison ... High vs 10 tested in EWG/Commonweal studies (90th %ile). 0. ng/g (wet weight) in whole blood. 2.74. ... High vs 17 tested in EWG/Commonweal studies (89th %ile). 0. ng/g (lipid weight) in blood serum. 3210. ...
Out of all examined tissues the highest AhR... ... 8-tetrachlo-rodibenzo-p-dioxin (TCDD)-responsive C57BL/6J and ... Swanson HI, Bradfield CA (1993). The Ah-receptor: genetics, structure and function. Pharmacogenetics 3: 213-230PubMedCrossRef ... Landers JP, Bunce NJ (1991). The Ah receptor and mechanism of dioxin toxicity. Biochem. J. 276: 273-287PubMedGoogle Scholar ... Dolwick KM, Swanson HI, Bradfield CA (1993). Cloning and expression of a human Ah receptor cDNA. Proc. Natl. Acad. Sci. USA 90 ...
High Dioxin Levels Found in Italian Buffalo Farms. Twenty Italian buffalo farms have tested positive for raised dioxin levels, ...
Dioxins are chemical compounds that are hazardous to health. They are no longer produced in the U.S. but they are everywhere ... In other places, high dioxin levels may go unreported. Exposure. Low-level exposure to dioxins may be possible through contact ... Sometimes the term dioxin is also used to refer to 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD), one of the most toxic dioxins. ... Dioxins may be concentrated in the food chain so that animals have higher concentrations than plants, water, soil, or sediments ...
What health effects can we expect if we have a high intake of dioxins and PCBs?. - Moderate over-exposure to dioxins and PCBs ... Which foods contribute to high levels of dioxins and PCBs? *Oily fish is a major source because it is a popular food ... The levels of dioxins and PCBs in blood from the average Norwegian is low. Based on our findings, oily fish is the main source ... This is because eating one gull egg a year for many years can increase the body levels of dioxins and PCBs by 10 percent. Are ...
Marilena Christodoulou, Head of the Stuyvesant High School Parents Association.. *Omar Henriquez, Safety and Health Specialist ... Toxic Cover-Up: Asbestos, Lead, Mercury, Dioxin. World Trade Center Syndrome. StoryJanuary 17, 2002. ...
High levels could also be attributed to the dense populations and industry. Dioxin controversy Bernard, Alfred; Broeckaert, ... In 2001, a public report announced that high dioxin levels were detected in Belgians blood plasma compared to other European ... many of which form part of the group of dioxins and dioxin-like compounds which have toxic properties, in the birds feed. ... which proved that several secretaries of state were informed much earlier that the food contained PCBs and dioxins. The Dioxin ...
Iraq littered with high levels of nuclear and dioxin contamination (The Guardian, Jan. January 24, 2010. ICBUW News Date: 2010/ ... More than 40 sites across Iraq are contaminated with high levels or. radiation and dioxins, with three decades of war and ... Subject: Iraq littered with high levels of nuclear and dioxin contamination, study finds (The Guardian, Jan. 22) ... yards in and around Baghdad and Basra contain high levels of ionising. radiation, which is thought to be a legacy of depleted ...
Theres More to Excellence Than High Pay JOHN F. LAWRENCE, John F. Lawrence is The Times economic affairs editor. ... Ghost Town Stands as a Somber Monument to Dioxin MARK PETERSON, Associated Press. ... Biondi Has High Hopes for Summer From Associated Press. *. Its Portland Today, but Lakers Cant Help Looking to the Future ... Harrys Finds Answer to High Prices BOB SONTAG, Sontag is a San Clemente free-lance writer. ...
... dioxin may be only a small hazard to human health and only a weak carcinogen if it is one at all. So say ... Can we really stop worrying about dioxin?Once called the deadliest of toxic chemicals, ... Study: Dioxin levels high at old U.S. base. June 15, 2007 ... Dioxin Levels No Higher In Vietnam Vets, Study Says. September ... Animal research on dioxin can be misleading. Dioxin is highly toxic to some species of laboratory animals but far less so to ...
  • Most tampons are made from cotton, rayon, or another pulp fiber, but these materials may contain toxic disinfection byproducts from the chlorine bleaching process, including dioxins and furans, as well as pesticides from non-organic cotton. (mercola.com)
  • The objective of this collaborative study is to develop a thorough understanding on the formation and destruction pathways on Poly Chlorinated Dibenzo - Dioxins and Furans (PCDD/F) by combination of controlled experiments and detailed reaction models that follow fundamental principles of thermochemistry and kinetics. (epa.gov)
  • Molecular weight growth of these phenols leads to formation of closed dimers, usually dibenzo-p-dioxin or -furans. (epa.gov)
  • We therefore choose to study the elementary paths to formation of these dibenzo -dioxin and -furans in a well-characterized reactor system. (epa.gov)
  • We further select chlorinated phenol precursors because of the obvious relation to chlorinated dibenzo-dioxins and -furans. (epa.gov)
  • Proceedings of a symposium held in Germany on cancers induced by dioxins, furans, styrene and mineral fibres. (ilo.org)
  • Carcinogenic dioxins and furans were detected in the soot. (ilo.org)
  • It s possible that that those furans are being ingested by people, but are expelled more readily from bodies than other types of dioxins. (ourmidland.com)
  • Dioxins and furans are carcinogenic and so are some of the most regulated environmental contaminants. (sgs.com)
  • Produced inadvertently by industrial processes such as waste incineration, chemical manufacturing and paper bleaching, dioxins and furans can be found in the air, in water and contaminated soil. (sgs.com)
  • High-resolution mass spectrometry is the only legally accepted analytical technique for quantifying dioxins and furans. (sgs.com)
  • Dioxins have different toxicity depending on the number and position of the chlorine atoms. (wikipedia.org)
  • The symptoms reported to be associated with dioxin toxicity in animal studies are incredibly wide-ranging, both in the scope of the biological systems affected and in the range of dosage needed to bring these about. (wikipedia.org)
  • By far most toxicity studies have been performed using 2,3,7,8-tetrachlorodibenzo-p-dioxin. (wikipedia.org)
  • The Ah receptor and mechanism of dioxin toxicity. (springer.com)
  • The toxicity of the dioxins derived from triclosan currently is not well understood, nor is the extent of their distribution in the environment at large, Arnold says. (healthcanal.com)
  • A diverse group of stakeholders addressed a public meeting of the SAB on Wednesday as the panel conducted a review of the Agency's "Reanalysis of Key Issues Related to Dioxin Toxicity and Response to National Academy of Sciences (NAS)" and indicated that the EPA has failed to adequately respond to consensus recommendations of the 2006 NAS panel. (americanchemistry.com)
  • Twenty Italian buffalo farms have tested positive for raised dioxin levels, the country's health minister said Friday, as the country began recalling tainted mozzarella from the market. (medindia.net)
  • For NHANES 2003-2004 the PCDD/PCDF/cPCB method was modified by spiking the "dioxin" samples with both PCDD/PCDF/cPCB and PCB spiking solutions and collecting two analytical fractions. (cdc.gov)
  • Overall, the concentration of dioxins in the surveyed foods was very low with the highest mean PCDD/F concentrations being found in peanut butter (0.035-0.235 pg TEQ/g fresh weight, lower to upper bound), butter (0.010-0.20 pg TEQ/g fresh weight) and fish fillets (0.08-0.13 pg TEQ/g fresh weight). (foodstandards.gov.au)
  • It is clear that the EPA is overstating the risks from what are now exceptionally low exposures to dioxin, driving ever more stringent and costly regulations without any clear benefit to public health. (americanchemistry.com)
  • For all age groups as well as for the lifetime exposure, the mean and 95th percentile monthly dietary exposures were below the Australian tolerable monthly intake for dioxins of 70 pg TEQ/kg body weight (bw)/month. (foodstandards.gov.au)
  • When the 2 factories closed in the 1980s, they left a toxic stew that includes wood preservatives, pesticides, and dioxin, a chemical by product of many industrial processes. (loe.org)
  • Millions of dollars and almost a decade have already been spent on a cleanup there and in nearby areas where roads had been sprayed with oil contaminated with traces of dioxin. (chicagotribune.com)
  • Laboratory analysis confirmed the presence of dioxin-like toxins well above normal limits in the eggs, tissues and feed of the affected birds. (wikipedia.org)
  • Up the hill at the landfill run by Laurel Park Inc., state workers continued to sample well water, testing for the presence of dioxin. (nytimes.com)
  • The Infectious Disease Control division of the Directorate of Health has decided to monitor residents of Isafjordur, Kirkjubaejarklaustur, and Vestmannaeyjar for the presence of dioxin. (globalissues.org)
  • Centers for Disease Control (1988): Serum 2,3,7,8-Tetrachlorodibenzo-p-dioxin in US Army Vietnam-Era Veterans. (springer.com)
  • In this note, samples destined for analysis for dioxin content are analyzed in a comprehensive fashion using high resolution GC/MS. The objective is to uncover what other Persistent Organic Pollutants (POPs) are present. (selectscience.net)
  • Known as persistent environmental pollutants (POPs), dioxins can remain in the environment for many years. (medicalnewstoday.com)
  • The gold standard for dioxins & POPs, the Thermo Scientific DFS Magnetic Sector GC-HRMS is the only GC-MS specifically designed for dioxin and POPs analysis. (thermofisher.com)
  • In this vein, the aryl hydrocarbon receptor (AhR), also called dioxin receptor, is present in most cells and tissue types of the body. (phys.org)
  • The dioxin/aryl hydrocarbon receptor (AhR) functions as a ligand-activated transcription factor regulating transcription of a battery of genes encoding xenobiotic metabolizing enzymes. (pnas.org)
  • The dioxin/aryl hydrocarbon receptor (AhR) belongs to a specific class of transcription factors, the basic helix-loop-helix/Per-Arnt-Sim domain (bHLH/PAS) proteins, which is emerging as a battery of regulatory factors seemingly designed to respond to environmental cues ( 1 ). (pnas.org)
  • Early this year it became clear that dioxin, which can cause cancer in humans, was found to have entered the food chain through eggs and poultry meat. (pigprogress.net)
  • Now a rapeseed oil from the biofuels company Petrotec and had been processed by the small company Harles & Jentzsch has been found to contain dioxins. (thinkertothinker.com)
  • Since 1945, Monsanto and Dow have sprayed 300 million pounds of dioxin-containing herbicides on 400 million acres of American land, which explains why the chemical is even found in animal products like eggs, dairy, and meat. (beforeitsnews.com)
  • That's because dioxins are found in meat and dairy products, and most other foods. (huffingtonpost.com)
  • The level of dioxin found is so little, it's like a shot glass of vermouth in 50,000 boxcars of gin,'' he said. (nytimes.com)
  • Thus, the polymer film was found to possess high transparency throughout the visible light spectrum and even into near IR and near UV regions, virtually 100% absorption from 900-2,000 nm. (sigmaaldrich.com)
  • Carvan said the amounts of dioxin they exposed the fish to were, "high for the average fish in Lake Michigan, but they're not necessarily that high for a fish found in a polluted environment. (wisc.edu)
  • No comments were found for Dioxin and PCB determination in foodstuffs . (environmental-expert.com)
  • But since dioxin was found in the milk, we have stopped eating our produce,' he said. (globalissues.org)
  • The researchers found that family members in the study, and preschool children in particular, are at high risk for exposure to arsenic, dieldrin, DDE (a DDT metabolite), dioxins and acrylamide. (ucdavis.edu)
  • Additional comparison of our data with sperm DNA methylation data from Russian boys exposed to dioxin found an additional 5 loci that were altered in both studies and exhibited a consistent direction of association. (biomedcentral.com)
  • Highest mean PCB concentrations were found in fish fillets (0.51 pg TEQ/g fresh weight, at the lower and upper bound), although much of this was contributed by a single sample. (foodstandards.gov.au)
  • and there is as yet no evidence that the wells or land of neighboring homes contain dioxin, Mr. Moore said. (nytimes.com)
  • Our broad range of high-quality chromatography columns and consumables is designed to ensure that analytical systems operate at peak performance, providing optimal sample assessment regardless of matrix type. (thermofisher.com)
  • Food Standards Australia New Zealand (FSANZ) has conducted an analytical survey of dioxins in a range of food sampled in Australia with the purpose of assessing the level of risk to human health associated with the dietary exposure of the Australian population to dioxins. (foodstandards.gov.au)
  • Nature can produce dioxin-such as through volcanoes and forest fires-but human activities by far result in more emissions. (beforeitsnews.com)
  • The EPA has acknowledged that 'U.S. dioxin emissions from man-made sources have declined more than 92 percent since 1987. (americanchemistry.com)
  • Our dioxin and furan testing can identify where toxic emissions are occurring and help to improve the safety of your operations. (sgs.com)
  • All these concerns are addressed by the new generation of incinerators, which burn more efficiently and at higher temperatures, which create less toxic emissions. (google.com)
  • Cigarette smoke also contains small amounts of dioxins. (medicalnewstoday.com)
  • Recalled Irish pork as a consequence of the dioxin scare last December is still being held in overseas warehouses and ports in substantial amounts, according to a report in the Irish Times. (pigprogress.net)
  • Burning polyvinyl chloride released high amounts of hydrochloric acid which affected the respiratory system of the fire fighters. (ilo.org)
  • When dioxins enter the food chain, they are stored in animal fats. (medicalnewstoday.com)
  • the most dioxin-contaminated food according to EPA. (essential.org)
  • Unfortunately for the food industry, dioxins accumulate in the fatty tissues of animals that Americans consume. (huffingtonpost.com)
  • Animals absorb dioxin, which occurs naturally in the environment and moves through the food chain via the food animals consume, especially forages. (huffingtonpost.com)
  • a lobbying group, complete with the Orwellian name: The Food Industry Dioxin Working Group. (huffingtonpost.com)
  • Further, Steve Kopperud, coordinator for the Food Industry Dioxin Working Group is afraid the media will have a field day with the EPA limits. (huffingtonpost.com)
  • Risks to predators including raptors higher on the food chain need to be assessed. (cornell.edu)
  • Individuals representing science, public policy, agriculture, and business interests voiced their concerns regarding EPA's dioxin reassessment and its implications for the U.S. food supply, municipalities, businesses, and the economy. (americanchemistry.com)
  • EPA's dioxin reassessment as it stands would likely lead to concerns about U.S. food safety, uncontrolled and artificial trade barriers for commodity exports, major challenges to urban renewal and brownfield redevelopment, and massive cleanup and remediation costs for states and municipalities. (americanchemistry.com)
  • Dioxin is an accumulative toxin and is not considered to be particularly toxic to humans unless a lot of produce containing it is consumed - as could well be the case for farmers, who tend to eat a lot of home-produced food. (globalissues.org)
  • Fish, meat and dairy products appeared to be the highest contributing food groups to dietary exposure. (europa.eu)
  • Dioxins enter the food chain when animals eat contaminated plants. (foodstandards.gov.au)
  • Toddlers aged 2-4 years were estimated to have the highest exposure to dioxins (mean 6.2-36.7 and 95th percentile 12.1-66.2 pg TEQ/kg bw/month, lower to upper bound respectively) due to their higher food consumption relative to body weight. (foodstandards.gov.au)
  • Special consumption habits, particularly one low in animal fat or consumption of highly contaminated food stuffs may lead to lower or higher TEQ intake values, respectively. (greenfacts.org)
  • Larger fish such as shark, king mackerel, swordfish, and tilefish tend to be highest in mercury because they eat smaller fish and consume the mercury in them as well. (cnn.com)
  • Albacore tuna is higher in mercury than canned light tuna because canned tuna is largely younger, smaller fish that haven't absorbed as much mercury. (cnn.com)
  • Risk from chemical residues (mercury, selenium, dioxins, PCPs, kepone, chlordane, dieldrine and DDT) are primarily a concern with recreational fish and shellfish, caught in coastal waters and (possibly) in highly polluted waters. (fao.org)
  • Studies show that dioxin collects in your fatty tissues, and according to a draft report by the US Environmental Protection Agency (EPA), dioxin is a serious public health threat that has no "safe" level of exposure! (mercola.com)
  • Dioxin in smoke, deposited on range and farmland resulting in human ingestion and accumulation in fatty tissues. (slideshare.net)
  • Today the U.S. Environmental Protection Agency (EPA) finalized its non-cancer science assessment for dioxins, which was last reviewed in the 1980s. (environmental-expert.com)
  • For a quarter of a century, the Environmental Protection Agency has dragged its feet in releasing a report on dioxin, thanks to pressure from industrialized agriculture (Big Ag). (beforeitsnews.com)
  • After more than 20 years of "assessment" the Environmental Protection Agency is finally expected later this month to release limits for safe exposure to dioxins, nasty industrial pollutants that cause cancer, among other health harms . (huffingtonpost.com)
  • WASHINGTON, D.C. (Oct. 28, 2010) - An overwhelming scientific consensus was confirmed this week by experts who testified before a public meeting of an EPA Science Advisory Board (SAB) that the EPA's approach to reassessing the health and environmental risks of dioxin is scientifically flawed. (americanchemistry.com)
  • Environmental pollutants, notably polychlorinated dioxins and biphenyls, represent well characterized AhR ligands ( 1 ). (pnas.org)
  • In 1991, the Environmental Protection Agency used its emergency powers under the Federal Superfund Law, and began digging up dioxin-contaminated soil at one of the abandoned factories. (loe.org)
  • A revised risk assessment based on farm family health including prenatal and nursing exposure to infants of mothers residing on dairy farms is needed in which higher values are used for the percent of diet from sludged sources as well as simultaneous exposure from multiple pathways. (cornell.edu)
  • MINNEAPOLIS / ST. PAUL -Specific dioxins derived from the antibacterial agent triclosan, used in many hand soaps, deodorants, dishwashing liquids and other consumer products, account for an increasing proportion of total dioxins in Mississippi River sediments, according to University of Minnesota research. (healthcanal.com)
  • In the most current sediments, these triclosan-derived dioxins account for about 30 percent of the total dioxin mass. (healthcanal.com)
  • Triclosan and the dioxins ended up in Lake Pepin sediments by sticking to organic particles in the river, which then sank when they reached the calmer waters of the lake. (healthcanal.com)
  • The height of concern was the status of the U.S. Army Corps of Engineers' Saginaw River Dredge Material Disposal Facility that houses dioxin contaminated sediments that could have spread from the storm water. (chej.org)
  • According to University of Virginia biochemist Jennifer Wolstenholme (who was not involved in the study), humans and rats eliminate dioxin from their bodies differently. (beforeitsnews.com)
  • Researchers already know that dioxin (a byproduct of burned plastics and industrial processes) is toxic and can contribute to cancer and heart problems in humans, but now they know it can impact a fish's nose tissue. (wisc.edu)
  • 2. How are humans exposed to dioxins? (greenfacts.org)
  • Some experts say that it's high in omega-3 fatty acids and that we should consume a lot of it. (cnn.com)
  • The main detection methods applied ( i.e ., high resolution gas-chromatography combined with high resolution mass-spectrometry (HRGC/HRMS) and the chemical activated luciferase gene expression method (CALUX bioassay)), each have their limitations. (mdpi.com)
  • Drinking water can contain dioxins if it has been contaminated by chemical waste from factories, or by other industrial processes. (medicalnewstoday.com)
  • Mass toxication has occurred in connection with accidental exposure to high concentrations but in reality the risk of acute chemical intoxication is very low. (fao.org)
  • In this case, a large (i.e. an older) fish will have a higher content of the chemical concerned than a small (younger) fish of the same species. (fao.org)
  • Theoretical: Elementary pathways for both homogeneous and metal catalyzed PCCD /PCCF's formation (simulation of catalytic surfaces) will be investigated using ab initio calculations on the several paths for formation of the dioxin or furan linkages. (epa.gov)
  • strain RW1, and the differential expression of dioxin pathway genes, is unusual and contrasts with the typical genetic organization of catabolic pathways where component cistrons tend to be clustered in multicistronic transcriptional units. (asm.org)
  • The endocrine disrupting activity of dioxins is thought to occur as a down-stream function of AH receptor activation, with thyroid status in particular being a sensitive marker of exposure. (wikipedia.org)
  • A team led by Thomas Rosenau from the University of Natural Resources and Life Sciences in Vienna (Austria) now describe their synthesis of a series of modified vitamin E derivatives that show promise as dioxin receptor antagonists in the European Journal of Organic Chemistry . (phys.org)
  • Loss-of-function (gene-disruption) studies in mice have demonstrated that the AhR is involved in toxic effects of dioxins but have not yielded unequivocal results concerning the physiological function of the receptor. (pnas.org)