Loading...
*  List of MeSH codes (E05)
... colony count, microbial MeSH E05.200.875.595 --- microbial sensitivity tests MeSH E05.200.875.595.800 --- serum bactericidal ... cell count MeSH E05.200.500.195.107 --- blood cell count MeSH E05.200.500.195.107.330 --- erythrocyte count MeSH E05.200. ... cd4 lymphocyte count MeSH E05.200.500.195.107.595.500.150.160 --- cd4-cd8 ratio MeSH E05.200.500.195.107.740 --- platelet count ... leukocyte count MeSH E05.200.500.195.107.595.500 --- lymphocyte count MeSH E05.200.500.195.107.595.500.150 --- ...
*  Colony-forming unit
This is because the counting of CFU assumes that every colony is separate and founded by a single viable microbial cell. The ... and when counting colonies it is uncertain if the colony arose from one cell or a group of cells. Expressing results as colony- ... Counting with colony-forming units requires culturing the microbes and counts only viable cells, in contrast with microscopic ... Counting colonies is traditionally performed manually using a pen and a click-counter. This is generally a straightforward task ...
*  Indoor bioaerosol
... since colony counts of airborne microbes are typically quite different from direct counts. Culture-based methods also need ... In a study by Wouters et al., they investigated the effects of indoor storage of organic household waste on microbial ... in which colony forming units (CFU) on selective media are counted. Cultivating methods have several disadvantages. Culture- ... Bioaerosols are natural or artificial particles of biological (microbial, plant, or animal) origin suspended in the air. These ...
*  Mycobacterium terrae
At the end of the incubation period the number of colony forming units are counted. This count is used to calculate the log ... In order to establish a microbial count the extraction media is filtered and the filters are then placed onto agar plates for ...
*  D-value (microbiology)
Thus after a colony is reduced by 1 D, only 10% of the original organisms remain, i.e., the population number has been reduced ... The term originated from assessing microbial thermal resistance and thermal death time analysis; however, it has analogous uses ... by one decimal place in the counting scheme. Generally, each lot of a sterilization-resistant organism is given a unique D- ... in other microbial resistance and death rate applications, such as (but not limited to) those of ethylene oxide and radiation ...
*  Bioburden
The aim of bioburden testing is to measure the total number of viable micro-organisms (total microbial count) on a medical ... The bioburden quantification is expressed in colony forming unit (CFU). There are generally established guidelines for the ... Bioburden or microbial limit testing on these products proves that these requirements have been met. Bioburden testing for ... is then placed onto Soybean-Casein Digest Agar and incubated in order to be able to determine the total aerobic microbial count ...
*  Alpha defensin
The Virtual Colony Count antibacterial assay was originally developed to measure the activity of all six human alpha defensins ... However, it is generally believed that killing is a consequence of disruption of the microbial membrane. The polar topology of ... Subsequently, some defensins can aggregate to form 'channel-like' pores; others might bind to and cover the microbial membrane ... Defensins are produced constitutively and/or in response to microbial products or proinflammatory cytokines. Some defensins are ...
*  Nigrospora sphaerica
Conidia and colony characteristics of the culture led to identification of N. sphaerica as the fungal pathogen. It was ... Air samples were collected using an RCS microbial air sampler. Fungal spores trapped on the agar strips were developed and ... Results showed N. sphaerica with the highest spore counts at ground levels and low altitudes around 40m. During asexual ... N. sphaerica colonies grow rapidly and appear hairy or woolly. The conidiophores are short and clustered surfacing from ...
*  Antimicrobial copper-alloy touch surfaces
Average microbial burden counts in rooms with copper touch surfaces were significantly lower than in rooms without copper ... Total bacterial colonies on the copper pens were much lower than on the non-copper pens: 2.1 CFU versus 47.8 CFU. ... Staphyloccocus counts on copper ball point pens were also much lower: 0.7 CFUs versus 20.8 CFUs on non-copper pens. Due to the ... The microbial burden associated with the wooden side arms of the copper covered chair arms was 70%, lower than those on the ...
*  Pulsed-power water treatment
Several reports have shown that pulse-powered systems yield significantly lower counts of bacteria colony forming units ... the induced fields have a direct effect in preventing mineral scale formation on equipment surfaces and controlling microbial ...
*  Donald A. Glaser
He automated the process of pouring out agar, spreading culture, and counting colonies of cells using a machine he called the ... The company did microbial strain improvement, and then genetic engineering, becoming the first biotechnology company. Cetus was ... It took photographs, administered chemicals, and had a mechanical hand to pick up colonies. While continuing to work at UC ...
*  Antimicrobial peptides
Cathelicidin Aurein Copsin Peripheral membrane proteins Virtual colony count Reddy KV, Yedery RD, Aranha C (2004). " ... A Database of Anti-Microbial peptides) at ntou.edu.tw CAMP:Collection of Anti-Microbial Peptides at National Institute for ... A Database of Anti-Microbial peptides) (http://bioinformatics.cs.ntou.edu.tw/adam/). The Antimicrobial peptide databases may be ...
*  Dip slide
The use of dip slides is the method most frequently used to measure and observe microbial activity in liquid-based systems. It ... Bacteria present in the sample liquid will grow and form colonies. A bacterial reference chart is used to determine the number ... Once water treatment is effective the bacterial count produced by the dip slide test should be low, approximately ... The culture is then incubated, allowing for microbial growth. Most Dip slides consist of 1 - 2 agars attached to a flexible ...
*  List of International Organization for Standardization standards
Colony count at 30 degrees C by the pour plate technique ISO 4833-2:2013 Part 2: Colony count at 30 degrees C by the surface ... Microbial coagulants - Determination of total milk-clotting activity ISO 15188:2001 Project management guidelines for ... Colony count technique in products with water activity greater than 0,95 ISO 21527-2:2008 Part 2: Colony count technique in ... Analyst performance assessment for colony counts ISO 14461-2:2005 Part 2: Determination of the reliability of colony counts of ...
*  Bacteriological water analysis
The plate count method relies on bacteria growing a colony on a nutrient medium so that the colony becomes visible to the naked ... is widely utilised for the evaluation of the effectiveness of water treatment by the inactivation of representative microbial ... Colonies that develop in the body of the medium can be counted by eye after incubation. The total number of colonies is ... Typical media include plate count agar for a general count or MacConkey agar to count Gram-negative bacteria such as E. coli. ...
*  May 25
2008 - NASA's Phoenix lander lands in Green Valley region of Mars to search for environments suitable for water and microbial ... Count of Lichtenburg (d. 1480) 1417 - Catherine of Cleves, Duchess consort regent of Guelders (d. 1479) 1550 - Camillus de ... 31st Governor of the Colony of Rhode Island (d. 1776) 1783 - Philip Pendleton Barbour, American farmer and politician, 12th ... Secretary of State for the Colonies (d. 1873) 1803 - Ralph Waldo Emerson, American poet and philosopher (d. 1882) 1818 - Jacob ...
*  Fecal coliform
By growing and counting colonies of fecal coliform bacteria from a sample of water, the amount of bacteria originally present ... Microbial Biotechnology 2016. http://onlinelibrary.wiley.com/doi/10.1111/1751-7915.12373/full EPA. "Total Coliform Rule." ... Each cell develops into a separate colony, which can be counted directly, and the initial inoculum size can be determined. ... with the goal of achieving a final desirable colony density range of 20 to 60 colonies per filter. Contaminated sources may ...
*  Sulfurimonas
... of the microbial community in the Baltic sea redoxcline based on CARD-FISH cell counts and Sulfurimonas spp. accounted for a ... Sulfurimonas paralvinellae is associated with deep-sea polychaete colonies located adjacent to hydrothermal vents. Nests of ... Xu, Jianping (2006-06-01). "INVITED REVIEW: Microbial ecology in the age of genomics and metagenomics: concepts, tools, and ... Microbial Physiology and Metabolism: 989. doi:10.3389/fmicb.2015.00989. PMC 4584964 . PMID 26441918. Inagaki, Fumio; Takai, Ken ...
*  Ecotoxicity
Quats are anti-microbial agents that are found in bathroom cleaners, fabric softeners, and degreasers. They are a class of ... Effects included stunted colony growth and darkening in color. Effects of climbazole on oats and turnip included retarded, ... These phthalates are suspected endocrine disrupters that affect reproduction rates including reduced sperm count in males. ... vegetable and microbial, in an integral context". Diethyl phthalate, that enter environments through industries manufacturing ...
*  Amorphous computing
Bacterial edge detector) Gerry Sussman, MIT AI Lab Ron Weiss, MIT (rule triggering, microbial colony language, coli pattern ... A wave propagates through the medium and the hop-count across the medium will effectively encode a distance gradient from the ... "Wave Propagation". (Ref 1) A device emits a message with an encoded hop-count. Devices which have not seen the message ... previously, increment the hop count, and re-broadcast. ...
*  Monocyte
A monocyte count is part of a complete blood count and is expressed either as a percentage of monocytes among all white blood ... Other microbial products can directly activate monocytes and this leads to production of pro-inflammatory and, with some delay ... In vitro, monocytes can differentiate into dendritic cells by adding the cytokines granulocyte macrophage colony-stimulating ... A very low count of these cells is found after therapy with immuno-suppressive glucocorticoids. Also, non-classical slan+ ...
*  Defensin
Virtual colony count Pearce, Gregory; Yamaguchi, Yube; Munske, Gerhard; Ryan, Clarence A. (2008). "Structure-activity studies ... Most defensins function by binding to the microbial cell membrane, and, once embedded, forming pore-like membrane defects that ...
*  Present day Mars habitability analogue environments on Earth
Both Colour Peak and Gypsum Hill show clear evidence of microbial activity. This includes H2S gas, microbial mats and filaments ... Most are in survival rather than colony forming mode. Colour Lake Fen is a good terrestrial analogue of the saline acidic ... bacterial counts by fluorescence microscopy at the drilling site). As a provisional guideline for general cleanliness, these ... At Gypsum Hill there are iron oxide deposits with a microbial sheen. Overall the microbial communities are primarily anoxic, ...
*  Cell counting
... instead of obtaining single colonies that can be counted, a so-called "lawn" will form: thousands of colonies lying over each ... The microbial concentration is estimated on the time required for the monitored electrical parameters to deviate from the ... it can be generally assumed that each cell will give rise to a single colony or Colony Forming Unit (CFU). The colonies can ... By the counting of cells in a known small volume, the concentration can be mediated. Examples of the need for cell counting ...
*  Jewelry hygiene
Mean total colony counts for those who wore rings were higher before and after hand washing. Hoffman et al. (1985) reports that ... The effect of rings in microbial load on healthcare workers' hands. Am J Infect Control. 1997; 25(1):24-27 Hoffman, P Cooke E, ... A similar study found that even after washing hands with povidone-iodine, those with rings had higher bacterial counts than ... they found that wearing rings was associated with a 10-fold higher median count of skin microorganisms, especially with yeast ...
*  Oral candidiasis
Sometimes an underlying medical condition is sought, and this may include blood tests for full blood count and hematinics. If a ... Investigations have quantified oral carriage of Candida albicans at 300-500 colony forming units in healthy persons. More ... such as regular toothbrushing and use of anti-microbial mouthwashes. Since smoking is associated with many of forms of oral ...