Nitrate to nitrite. Medical search. Frequent questions

Microbiological conversion of nitrates into nitrites can occur when fresh vegetables are stored, especially at room temperature. (differencebetween.net)
In vivo conversion of nitrates to nitrites significantly enhances nitrates' toxic potency. (sleepadvice.ca)

Aquamonitrix® is a revolutionary new type of in situ realtime nitrate and nitrite analyser. (environmental-expert.com)

Inorganic nitrates/nitrites are distributed widely through the circulation with approximately 25% of absorbed nitrate concentrating in the salivary glands. (sleepadvice.ca)
In the NITRATE-CIN Study, non-ST segment elevation myocardial infarction acute coronary syndrome (ACS) patients at risk of renal injury from coronary angiography who received dietary inorganic nitrates had a 70% reduction in CIN compared with those given placebo. (medscape.com)
He explained that the product used was a formulation of dietary inorganic nitrates given as potassium nitrate capsules, which the study investigators produced specifically for this trial. (medscape.com)

citation needed] Mercuric nitrate and potassium nitrate in water solution produce the potassium mercuric compound K3[Hg(NO2)4]NO3. (wikipedia.org)
The maximum permissible 24 hour dose of potassium and sodium nitrate for humans is up to 5 mg/kg. (differencebetween.net)
Nitrites and Nitrates are indicated on the label with the initials E250, Sodium nitrite, and E252, Potassium Nitrate, and are present in greater quantities in cured meats and some vegetables. (healthycaremag.com)
The risk of breast cancer, on the other hand, increases by 25% for a woman who consumes 0.36 mg of potassium nitrate (E252) per day. (healthycaremag.com)
However, Jones noted that it is possible to buy beetroot shots, which contain 7 mmol of potassium nitrate in each shot, from health food shops and websites, and two such shots per day for 5 days would give a similar dose as that used in this study, starting the day before angiography. (medscape.com)

This ToxFAQs™ information is taken from the 2017 Toxicological Profile for Nitrate and Nitrite produced by the Agency for Toxic Substances and Disease Registry, U.S. Department of Health and Human Services in Atlanta, GA. (cdc.gov)
Nitrite is significantly more toxic than nitrate. (ewg.org)
Nitrates themselves are not toxic. (differencebetween.net)
Nitrite is toxic and should be undetectable in any well established aquarium. (fishesaquarium.com)
During cycling, it may exceed 20 mg/L. Nitrate is relatively non-toxic, but it is advantageous to control it to under 20 mg/L. (fishesaquarium.com)
The reaction of nitrite with endogenous molecules to form N-nitroso compounds may have toxic or carcinogenic effects. (sleepadvice.ca)
Nitrite (NO2-), which is highly toxic to freshwater species in particular, is produced in the first stage of the bacterial process. (aquaticsrevolution.com)
If the nitrification process works, nitrite is converted to the comparatively non-toxic nitrate in the second stage. (aquaticsrevolution.com)
In April 2013, a hospital in Suzhou City notified authorities of a patient with nitrite poisoning with two other family members who had similar toxic symptoms five days prior. (who.int)
In April 2013, a hospital in Suzhou City notified Suzhou Center for Disease Control and Prevention of a patient in a coma from nitrite poisoning with two family members who had similar toxic symptoms five days prior. (who.int)

MultiTest™ Nitrite/Nitrate measures nitrite to less than 0.1 mg/L and nitrate to less than 0.2 mg/L in marine or freshwater. (fishesaquarium.com)
Seachem MultiTest Nitrite and Nitrate measures nitrite down to 0.2 mg/l and nitrate down to 1mg/l in marine and fresh water. (aquacadabra.com)

under these conditions, IARC determined that ingested nitrate and nitrite is probably carcinogenic to humans. (cdc.gov)
In low acidity of gastric acid, nitrites can be converted to nitrosamines, which have a carcinogenic effect. (differencebetween.net)
Nitrites, a preservative used in processed meats, may be carcinogenic, notes the American Cancer Society . (livestrong.com)
It's those nitrosamines that could be dangerous or potentially carcinogenic and grilling or barbecuing processed meats can increase the potential harm from the nitrates in these products. (livestrong.com)

the risk of prostate cancer is increased by 58% in a man who consumes 0.25 mg of sodium nitrite per day (E250), which is about two slices of prosciutto, given that denomination hams do not contain nitrates to regulate). (healthycaremag.com)
Various fertilizers contain nitrates and nitrites. (medlineplus.gov)

In animal studies, changes in thyroid function were seen in rats that were fed or drank high levels of nitrate or nitrite. (cdc.gov)
Consider eating less of those foods that contain high levels of nitrate or nitrite, especially infants and small children. (cdc.gov)
Should nitrate levels increase, check your tap water to confirm that you do not have high levels of nitrate here. (aquacadabra.com)

Due to the low concentration of nitrite in the products, total nitrite (sum of nitrite and nitrate concentration) is reported in the results. (ac.ir)
The highest concentration of total nitrite was detected in lettuce (1078 ±360.97 mg/kg) and green vegetables (860.53 ±323.43 mg/kg), respectively. (ac.ir)
Compared to the maximum permitted level of total nitrite determined by the Iranian regulation, approximately 34% of green vegetables and 8% of lettuce were rejected. (ac.ir)
In addition, 48% of potato samples were out of range of total nitrite. (ac.ir)

Specifications, Safety Data Sheet, Manufacturing process details, Wholesale retail prices, Uses etc available on these pages for Calcium Nitrate and Calcium Nitrite. (mubychem.com)
Calcium Nitrite is an inorganic chemical that finds use in re-enforced concrete. (mubychem.com)
Calcium nitrite acts as a corrosion inhibitor. (mubychem.com)
The calcium nitrite protects steel re-enforcing bars from chloride induced corrosion. (mubychem.com)
Calcium nitrite is carried to the jobsite in a Ready Mix cement truck. (mubychem.com)
At the jobsite the calcium nitrite is already incorporated in the concrete batch before the batch is poured. (mubychem.com)
Once poured the calcium nitrite goes to work protecting the steel re-enforcing bars. (mubychem.com)
Calcium nitrite is made by reacting hydrated lime with NOX gas. (mubychem.com)
Typically the NOX gas for calcium nitrite production comes from a nitric acid plant. (mubychem.com)
At the acid plant ammonia is burned to produce the NOX gas for acid as well as calcium nitrite production. (mubychem.com)
Calcium Nitrite Anhydrous 92% Min. (mubychem.com)
Calcium nitrite Ca(No2)2 :92%min. (mubychem.com)
Calcium nitrite has been used as a corrosion inhibitor against chloride attack and as a set accelerator in concrete for more than 20 years. (mubychem.com)
Using Calcium Nitrite solution at negative temperature can promote the hydration of minerals in cement, and the freezing point of operative temperature can be reduced to -20οC. (mubychem.com)
Calcium Nitrite can protect steel from rust in concrete buildings and structures to extend the useful life of concrete buildings. (mubychem.com)
Calcium Nitrite can be sued as corrosion inhibitor for lubricating agent. (mubychem.com)
Calcium Nitrite can also be used in pharmaceutical, dyes and metallurgy industries, etc. (mubychem.com)

It dissociates in water to give nitrate hydroxyl ions. (differencebetween.net)
Nitrate ions (NO3-) are formed from ammonium (NH4+) as the end product of the nitrification process. (aquaticsrevolution.com)
In this work , condensation temperature , H2O vapor, SO2, SO3 and NH3 were studied to explore the formation mechanism of nitrate ions (NO3-) and nitrite ions (NO2-) in condensable particulate matter (CPM) discharged by ultra-low emission coal -fired power plants . (bvsalud.org)

So, what makes sodium nitrates so harmful? (livestrong.com)

In industry, the majority of nitrate is used as fertilizers for crops or lawns. (cdc.gov)
The use of fertilizers and waste from animals adds to the amount of nitrate in the environment. (cdc.gov)
They found convincing parallels between age adjusted rises in mortality from certain illnesses -- Alzheimer's, Parkinson's, and diabetes -- and the steadily increasing human exposure to nitrates, nitrites and nitrosamines through processed and preserved foods as well as fertilizers. (naturalnews.com)
In addition, exposure to nitrates and nitrites are widely found in fertilizers, pesticides and cosmetics. (naturalnews.com)
Next the scientists looked at the growth of the US population and the annual use and consumption of nitrite-containing fertilizers, annual sales at popular fast food chains (which carry nitrate and nitrate containing foods), sales for a major meat processing company, and consumption of grain (often fertilized with nitrates). (naturalnews.com)

Hazardous to the human health are the nitrites and nitrosamines. (differencebetween.net)
Nitrites and nitrates belong to a class of chemicals called nitrosamines that are created by a chemical reaction between nitrites or other proteins. (naturalnews.com)
Nitrate is harmless, but it can convert to nitrite, which can form nitrosamines, a powerful cancer-causing chemical, in your body. (stackexchange.com)
the coalition claims there is a "consensus of scientific opinion" that the nitrites used to cure meats produce carcinogens called nitrosamines when ingested. (stackexchange.com)

Some meats and meat products contain sodium nitrate and/or sodium nitrite as preservatives. (cdc.gov)
Foods rich in nitrates are the vegetables and meat products (sausages, smoked meats). (differencebetween.net)
Many foods, especially cured meats such as bacon and hot dogs, use nitrates to preserve color and maintain microbial safety. (stackexchange.com)
Whenever possible, look for nitrate-free preserved meats. (stackexchange.com)
Consumer exposure to nitrites and nitrates as additives used in processed meats is safe for most population groups at existing levels outlined by the European Safety and Food Authority (EFSA). (foodnavigator.com)
Steer clear of processed meats like hot dogs to avoid sodium nitrate. (livestrong.com)
The process involved in making these meats (adding in nitrates as well as nitrites, another type of preservative) is linked to colorectal cancer and stomach cancer, per the Harvard T. H. Chan School of Public Health . (livestrong.com)
The Mayo Clinic explains that processed meats are also high in sodium (not just sodium nitrate) and saturated fats - both of which can exacerbate health risks. (livestrong.com)
The best way to steer clear of nitrates is to simply avoid processed meats. (livestrong.com)

Drinking water from wells containing nitrate from sources such as animal waste and/or fertilizer runoff and eating plants grown in contaminated soil will increase your exposure to these chemicals. (cdc.gov)
Exposure to nitrate and nitrite mainly occurs through eating or drinking food and water that contain these chemicals. (cdc.gov)
For a control, the research team also looked at statistics on the consumption of watermelon and cantaloupe -- foods that not typically associated with nitrate or nitrite exposure. (naturalnews.com)
Exposure to nitrates and nitrites may come from both internal nitrate production and external sources. (sleepadvice.ca)
In the Fourth National Report on Human Exposure to Environmental Chemicals, urinary levels of nitrate were measured in a subsample of the National Health and Nutrition Examination Survey (NHANES) consisting of participants aged 6 years and older during 2007-2008. (sleepadvice.ca)
Short-term exposure this study which was conducted over 6 to high levels of nitrates in drinking water months between the beginning of June 2002 can cause methaemoglobinaemia, known as and the end of November 2002. (who.int)

It is widely claimed that meat-curing agents containing nitrates or nitrites are dangerous food additives. (stackexchange.com)
And while we prefer all processed foods have as few additives as possible, nitrates/nitrites are not a part of the Whole30 â€œrules.â€ ) Sugar-free bacon is not easy to find, but it's out there. (whole30.com)

First of all, Nitrate and nitrite are considered hazardous, and there are legal limits to their concentration in food and drinking water. (stackexchange.com)
The absorbance intensity is proportional to the nitrites concentration in the sample and is determined at 525 nm. (3s-analyzers.eu)
Therefore, the nitrate concentration in the aquarium water should be tested regularly. (aquaticsrevolution.com)
It is advisable to keep the nitrate concentration in freshwater aquariums below 50 mg/l (ppm), whereas the concentration should not exceed 20 mg/l (ppm) in saltwater applications. (aquaticsrevolution.com)
When nurturing hard coral, the aim is to keep the nitrate concentration below 10 mg/l (ppm). (aquaticsrevolution.com)
With the high resolution Tropic Marin® Nitrite/Nitrate-Test Professional the nitrite and nitrate concentrations can be determined with a particularly high accuracy in the low concentration range between 0 and 1 ppm for nitrite and between 0 - 20 ppm for nitrate. (aquaticsrevolution.com)
The concentration of nitrite and nitrate was detected at high levels in diabetes group, diabetes-lycopene group and lycopene group as compared with the control group (P (yyu.edu.tr)
Therefore, we aimed to determine the concentration of nitrate and nitrite in some agricultural crops distributed in Mashhad city (northeast of Iran). (ac.ir)
Molecular absorption spectrophotometric method was used for determination of nitrite and nitrate concentration in the samples. (ac.ir)

Both of them can form from the nitrates before or after ingestion of food or water. (differencebetween.net)
Salivary, plasma, and urinary levels of nitrate and then nitrite rise abruptly after ingestion. (sleepadvice.ca)
An increase in inorganic nitrite levels peaks around 3 hours post ingestion and can be detected about an hour after ingestion. (sleepadvice.ca)
The high pH of the infant gastrointestinal system makes them more susceptible to nitrite toxicity from elevated nitrate/nitrite ingestion. (sleepadvice.ca)
3 acute nitrite intoxication can occur after ingestion of 200mg to 500mg with an incubation period commonly within one hour, ranging from 20 minutes to three hours. (who.int)

The serum level of nitrite was significantly higher in L-arginine treated group while serum level of nitrate and NOx was significantly lower than HC group. (ac.ir)
If not, ensure you increase the number of partial water changes you carry out to maintain as low a level of nitrate as possible. (aquacadabra.com)

Nitrate and nitrite are found in various food items and they are precursors of N-nitroso compounds, which are known carcinogens in animal models. (nih.gov)

Nitrate and nitrite dissolve easily in water and will therefore move quickly through the soil into surface water and groundwater. (cdc.gov)
6 months of age) who drank formula made with water having higher than recommended nitrate at levels. (cdc.gov)
If you live near an agricultural field and use well water, have your water tested for nitrate and nitrite and, if necessary, take the needed steps to protect yourself. (cdc.gov)
Nitrate and nitrite enter water from fertilizer runoff, septic tanks and urban runoff. (ewg.org)
1.1 These test methods cover the determination of nitrite nitrogen, nitrate nitrogen, and combined nitrite-nitrate nitrogen in water and wastewater in the range from 0.05 to 1.0 mg/L nitrogen. (astm.org)
Nitrates are found in soil, water, and food (of plant and animal origin). (differencebetween.net)
The activity of nitrate reductase depends on factors such as light, temperature and water stress. (differencebetween.net)
Nitrates enter the human body via food and drinking water. (differencebetween.net)
Also most tap water sources have some nitrates already in them. (fishlore.com)
tank (my first tank, 10G) is almost a month old and after weeks of not seeing any change in water quality, my nitrites have suddenly spiked and my nitrates are definitely climbing. (aquariumadvice.com)
Water changes are the only way to keep Nitrate climb under control. (aquariumadvice.com)
Yesterday I tested the water and my nitrites dropped to nearly undetectable. (aquariumadvice.com)
Nitrates 20 a little on the high side: some enthusiasts would freak while others would just start to begin water changes. (aquariumadvice.com)
Nitrate and nitrite occur in many water and wastewater scenarios - either as intermediates or final products. (aquamonitrix.com)
Multiparameter online analyzer for the determination of nitrites and nitrates in water. (3s-analyzers.eu)
The instrument is ideal for potable water or suface water analysis and with the addition of a dilution module is also capable of the determination of nitrites and nitrates in complex matrices such as urban and industrial wastewaters. (3s-analyzers.eu)
Nitrate affects the quality of the water in the aquarium: Higher concentrations of nitrate in saltwater aquariums will end up inhibiting the growth of delicate coral. (aquaticsrevolution.com)
Real Tech's affordable bypass Nitrate Sensor provides real-time measurement of nitrate (NO3) in water or wastewater. (environmental-expert.com)
In Situ CL-Out bioremediation reduced perchlorate and nitrate concentrations to levels protective of drinking water at an industry in Massachusetts. (environmental-expert.com)
It is capable of selectively analysing nitrate and nitrite from the same sample, with high accuracy ( ~ 99% in fresh water) at very low levels of detection. (environmental-expert.com)
H&T has extensive experience in the field of removing nitrate from drinking water. (environmental-expert.com)
Nitrate or Fluoride in potable water . (environmental-expert.com)
UV nitrate measurement in 20 seconds for effective nitrate monitoring on any type of water. (environmental-expert.com)
recommended limit of nitrate at 10 ppm as nitrogen (44.3 ppm as nitrate ) for potable drinking water . (environmental-expert.com)
Nitrates and nitrites in water. (cdc.gov)
The general objective of this study was from infants into EDTA tubes by a well- to evaluate the relationship between nitrate trained laboratory technician and tested for concentrations in the drinking water sources haemoglobin (Hb) and Met-Hb. (who.int)

Determination of nitrate and nitrite in agricultural crops distributed in northeast of Iran', Human, Health and Halal Metrics , 2(2), pp. 18-24. (ac.ir)
Mahmoudzadeh, M., Atefi, M. Determination of nitrate and nitrite in agricultural crops distributed in northeast of Iran. (ac.ir)

We evaluated dietary nitrate and nitrite intake and epithelial ovarian cancer in the National Institutes of Health (NIH)-AARP Diet and Health Study, including 151 316 women aged 50-71 years at the time of the baseline questionnaire in 1995-1996. (nih.gov)
Using Cox proportional hazards regression to estimate hazard ratios and 95% confidence intervals (CIs), women in the highest intake quintile of dietary nitrate had a 31% increased risk (95% CI: 1.01-1.68) of epithelial ovarian cancer, compared with those in the lowest intake quintile. (nih.gov)
Although there was no association for total dietary nitrite, those in the highest intake category of animal sources of nitrite had a 34% increased risk (95% CI: 1.05-1.69) of ovarian cancer. (nih.gov)
Our findings suggest that a role of dietary nitrate and nitrite in ovarian cancer risk should be followed in other large cohort studies. (nih.gov)
And the recent claims also seem to ignore scientific evidence that cured meat is a small contributor to dietary nitrate/nitrite load in diet. (stackexchange.com)
Moreover, inorganic nitrate in meat is a small contributor to dietary load as it is common in many vegetables. (stackexchange.com)
A schematic diagram of the physiologic disposition of nitrate, nitrite, and nitric oxide (NO) from exogenous (dietary) and endogenous sources. (sleepadvice.ca)
AMSTERDAM, Netherlands - A simple, low-cost 5-day course of dietary inorganic nitrate has shown apparent overwhelming benefit in preventing contrast-induced nephropathy (CIN) and reducing subsequent renal and cardiovascular outcomes. (medscape.com)
We feel that dietary inorganic nitrate shows huge promise in this study, and these findings could have important implications in reducing this serious complication of coronary angiography," Jones concluded. (medscape.com)
Designated discussant of the NITRATE-CIN trial at the ESC Hotline session, Roxanna Mehran, MD, Icahn School of Medicine at Mount Sinai, New York City, said the study was well designed, and the "interesting and plausible" hypothesis to raise nitric oxide levels by dietary nitrates "makes sense. (medscape.com)
Responding to questions about whether such a large effect could actually be achieved with dietary nitrates, Jones said he thought there would definitely be some benefits, but maybe not quite as large as those seen in this study. (medscape.com)

Some reef aquariums have ultra-low nutrient conditions - nitrate shortages can occur in cases such as these. (aquaticsrevolution.com)

Many nitrite nitrate compounds are coordination complexes of cobalt. (wikipedia.org)
Nitrate and nitrite are two nitrogen compounds that are needed by plants and animals to live and grow. (cdc.gov)
Nitrates are chemical compounds, salts of the nitric acid. (differencebetween.net)
Nitrites are chemical compounds, salts or esters of the nitrous acid. (differencebetween.net)
Nitrite is the general term of a category of inorganic compounds, mainly sodium nitrite. (who.int)

Nitrites and nitrates are substances composed of nitrogen (N) and oxygen (O), normally present in nature. (healthycaremag.com)

The story has become topical again (in the UK at least) because a report has called for the elimination of added nitrates and nitrites in cured meat. (stackexchange.com)
Anses has therefore requested that companies in the French food industry be required to reduce nitrites and nitrates in the production of processed meat, to the point of eliminating them. (healthycaremag.com)
Is Sodium Nitrate in Processed Meat Really That Bad for You? (livestrong.com)
Simply put, sodium nitrate is a type of salt often added to meat products as a preservative. (livestrong.com)
1 Since the early 1900s, sodium nitrite has been used to inhibit growth of disease-causing microorganisms, give taste and colour to meat and inhibit lipid oxidation that leads to rancidity. (who.int)
In China, acute nitrite poisoning is commonly caused by mistaking nitrite for salt or from eating large amounts of vegetables or meat with a high nitrite content. (who.int)

2) Add one level scoop of Nitrate Reagent 2. (aquacadabra.com)
A sulfanilamide and N-(1-naphthyl)-ethylene diammonium dichloride reagent is added to react with the Nitrite to form a purple colored compound. (3s-analyzers.eu)

Some people who ate food or drank fluids that contained unusually high levels of nitrite experienced methemoglobinemia (decreased ability of the blood to carry oxygen to tissues). (cdc.gov)
Scientists have found a strong link between increasing levels of nitrates and nitrites in our food supply and increasing death rates from Alzheimer's, diabetes mellitus and Parkinson's disease. (naturalnews.com)
It was based on a brief report from the US Food and Drug Administration (5), which stated the following: "sodium nitrate has been fed to rats at levels up to 10% in the diet for their lifetime. (stackexchange.com)
Other than some depression on growth at levels above 1% of nitrate, no adverse effects were noted in these animals. (stackexchange.com)
The serum levels of lipids, L-arginine, total NO metabolites (NOx), nitrite and nitrate were measured before and after the study. (ac.ir)
Increased levels of nitrite above 0.05 mg/l (ppm) are usually found in tanks that are in their maturation phase or in tanks with nitrate filters. (aquaticsrevolution.com)
The effect of lycopene on serum nitrate-nitrite levels was investigated in diabetic rats. (yyu.edu.tr)
Especially, the increase in the levels of nitrate in diabetes group and lycopene group was statistically significant when compared with diabetes-lycopene group and control group (P (yyu.edu.tr)
As a result of this study, it was observed that the amounts of nitrate and nitrite increased due to oxidative stress in diabetes and also application of antioxidant lycopene caused an increase in the amounts of nitrate and nitrite levels. (yyu.edu.tr)
We hypothesized that increased plasma nitrite and nitrate (NOx) levels measured after small bowel transplant would be associated with abnormal final pathology. (nebraska.edu)

If you take a look at the ingredient list on the back of a pack of bacon, jerky or hot dogs, you'll probably spot sodium nitrate. (livestrong.com)

Las concentraciones de nitrito y nitrato en las fórmulas infantiles varían desde indetectables hasta muchas veces más que en la leche materna. (e-lactancia.org)
Proteínas vegetales que intervienen en la captación activa de NITRATO del suelo y en su transporte a través de toda la planta. (bvsalud.org)

4,5 Nitrite can cause methemoglobinemia, which makes red blood cells lose their oxygen-carrying ability, reducing the amount of oxygen that is released from haemoglobin. (who.int)

The nitrate and nitrite intake was assessed using a 124-item validated food frequency questionnaire. (nih.gov)
Intake of some amount of nitrates is a normal part of the nitrogen cycle in humans. (sleepadvice.ca)
The mean intake of nitrate per person in the United States is about 40-100 milligrams per day (mg/day) (in Europe it is about 50-140 mg/day). (sleepadvice.ca)
Approximately 5%-10% of the total nitrate intake is converted to nitrite by bacteria in the saliva, stomach, and small intestine. (sleepadvice.ca)
Intake of nitrate and nitrite through food products may lead to toxicity and carcinogenicity in human. (ac.ir)

Now, Aquamonitrix® offers researchers the ability to obtain highly specific readings for both the nitrite and nitrate anions, simultaneously with high-frequency in real-time. (aquamonitrix.com)

To ensure that your test kit is working, Seachem include a Nitrate Reference sample, which has a reference value of 10mg/l. (aquacadabra.com)

The U.S. Department of Health and Human Services (DHHS) has not evaluated nitrate or nitrite for carcinogenicity (ability to cause cancer). (cdc.gov)
The U.S. Environmental Protection Agency (EPA) has not classified nitrate or nitrite for carcinogenicity. (cdc.gov)

This reaction is pH dependent, with no nitrate reduction occurring below pH 4 or above pH 9. (sleepadvice.ca)
Both hydrazine and copper catalyst reagents are used to reduce Nitrate to Nitrite in a basic medium inside a heated reaction cell. (3s-analyzers.eu)
A nitrite-oxidizing enzyme was isolated (1300-fold purification, 15% yield) from Candida rugosa IFO 0591 using a reaction mixture containing glucose oxidase and glucose. (elsevierpure.com)
These and other properties suggested that the enzyme was catalase and that the nitrite-oxidizing reaction was dependent on its peroxidase activity. (elsevierpure.com)
Can People Have a Reaction to Sodium Nitrite? (livestrong.com)

If the plant extracts more nitrates than the enzyme nitrate reductase can process, they accumulate in it. (differencebetween.net)
The action of bacterial nitrate reductases on the tongue and mammalian enzymes that have nitrate reductase activity in tissues are noted by the number 1. (sleepadvice.ca)
Mammalian enzymes with nitrite reductase activity are noted by the number 3. (sleepadvice.ca)
Enterosalivary circulation pathway (nitrate reductase activity of bacteria on the tongue generates nitrite and nitrite which is metabolized to NO in the stomach and circulation). (sleepadvice.ca)
Mammalian metalloproteins and enzymes that have nitrate reductase activity include aldehyde oxidase, heme proteins, mitochondria and xanthine reductase. (sleepadvice.ca)

Nitrate and nitrite are also used in food preservation, some pharmaceutical drugs, and in the production of munitions and explosives. (cdc.gov)
The excessive nitrogen fertilization increases the nitrate content in plants, and respectively in humans (via food). (differencebetween.net)
Stability results for nitrates-nitrites containing food stuffs during freezethaw cycles. (omicsonline.org)
But are added nitrates and nitrites a net harm to people who eat food containing them? (stackexchange.com)
The World Health Organization (WHO) first set an upper limit for nitrate in food in 1962 (4). (stackexchange.com)
The presence of nitrites and nitrates in food has negative effects on the health of those who eat them. (healthycaremag.com)
Here are some examples provided by CRA, Council for Research and Experimentation in Agriculture ( Nitrates and nitrites in fresh and preserved food. (healthycaremag.com)
What emerged from the study conducted by Anses highlights the results already achieved in the past by other research institutes, all of which agree on the danger of nitrites and nitrates in food. (healthycaremag.com)
I thought foods with nitrates/nitrites as ingredients (not naturally occuring in the food) were not W30 compliant? (whole30.com)
As well as acting as a food additive, sodium nitrate can be found in pesticides, manufacturing processes and paints, according to the National Center for Biotechnology Information . (livestrong.com)
Nitrite was detected in a vomitus sample, the sugar substance and two leftover food samples. (who.int)
We recommend that sodium nitrite be dyed a bright colour to prevent such a mistake and that health departments strengthen food hygiene education to alert people about the danger of eating unidentified food from an unknown source. (who.int)

Are added nitrates and nitrites in our diet harmful? (stackexchange.com)

Conclusion: As the result of our study showed, nitrite is a useful marker of endogenous endothelial NO production and although frequently used, neither nitrate nor NOx are reliable markers of acute changes in endothelial NO synthase activity. (ac.ir)
Nitrite and nitric oxide can be produced and utilized from exogenous and endogenous sources. (sleepadvice.ca)

DTLI's NT200 nitrate analyzer enables nitrate measurement as NO3- or NOx. (environmental-expert.com)

Effect of Lycopene on Serum Nitrite-Nitr. (yyu.edu.tr)

There are tests that can detect nitrate and nitrite in the blood and urine. (cdc.gov)
Approximately 60% to 70% of an ingested nitrate dose is excreted in urine within the first 24 hours. (sleepadvice.ca)

Lower limits for nitrate depend on the general conditions in the aquarium. (aquaticsrevolution.com)
I wasn't mixed up about sulfites/nitrites, I just thought they were both off limits. (whole30.com)

Google search for 'nitrate drug list' and 'nitrate medication' may tell you more information on the possible adverse effects / pharmacological effects. (stackexchange.com)

Some aspects of the nitrite oxidation by the purified enzyme and various preparations of C. rugosa are described. (elsevierpure.com)

The nitrate ion (NO 3 ) is a conjugated base of the nitric acid. (differencebetween.net)

Humans can be exposed to nitrates in several ways. (differencebetween.net)

The nitrate content of the plants varies, depending on their quantity in the soil. (differencebetween.net)
The higher plants can also assimilate nitrite from the soil. (differencebetween.net)
Plant proteins that participate in the active uptake of NITRATE from soil and its transport throughout the plant. (bvsalud.org)

And another JAHA study, published in September 2017, found that sodium nitrate helped patients with chronic chest pain exercise more when it was taken in addition to their normal medications. (livestrong.com)

In the acute intervention study FVPD were found to increase total plasma nitrate and nitrite ( P =0·001) and plasma vitamin C ( P =0·002). (cambridge.org)

I found this article to be interesting regarding nitrates and nitrites since everyone seems to be so conerned about eliminating them because of all of the media hype. (whole30.com)
Studies have found that ingesting oral sodium nitrate lowers blood pressure, according to a July 2016 article published in the Journal of the American Heart Association (JAHA). (livestrong.com)
Researchers explain that, in certain circumstances and doses, sodium nitrate has similar health benefits to the natural nitrates found in leafy and root vegetables - in this case, improved blood pressure. (livestrong.com)

Stability results for nitrates-nitrites. (omicsonline.org)

Nitrites and nitrates in foods play an essential role in the formation of human diseases. (healthycaremag.com)
Then there are a series of foods to which nitrates have not been added by man but are a natural constituent of it. (healthycaremag.com)
As mentioned, the Inserm has drawn up a classification of the types of cancer to which you are likely to be more exposed with an immeasurable consumption of foods containing nitrites and nitrates. (healthycaremag.com)

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Chemicals and Drugs87

Analytical, Diagnostic and Therapeutic Techniques and Equipment6

Phenomena and Processes26

Disciplines and Occupations3

Technology, Industry, Agriculture6

Information Science3

Health Care7

Conversion of nitrates2

ANALYSER1

Inorganic nitrates3

Potassium5

Toxic10

MultiTest Nitrite2

Carcinogenic4

Contain nitrates2

High levels of nitrate3

Total Nitrite4

Calcium Nitrite17

Ions3

Sodium nitrates1

Fertilizers5

Nitrosamines4

Meats9

Exposure6

Additives2

Concentration9

Ingestion5

Level of nitrate2

Carcinogens1

Water26

Determination2

Dietary11

Occur1

Compounds5

Substances1

Meat6

Reagent2

Levels10

Bacon1

Nitrato2

Methemoglobinemia1

Intake5

Anions1

Seachem1

Carcinogenicity2

Reaction5

Reductase5

Food12

Harmful1

Endogenous2

Analyzer1

Serum1

Urine2

Limits2

Adverse effects1

Enzyme1

Nitric acid1

Humans1

Soil3

20171

Acute1

Found3

Stability1

Foods3