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Mutagen in Medical News

GlaxoSmithKline Obtains Exclusive U.S. OTC Marketing Rights to MEVACOR(R) (lovastatin) from Merck & Co., Inc.

... gland of the eye of rodents) were significantly higher in high dose mice than in controls. No evidence of mutagenicity was observed in a microbial mutagen test using mutant strains of Salmonella typhimurium with or without rat or mouse liver metabolic activation. In addition, no evidence of damage to ...

Drug Used to Prevent HIV Transmission from Mother to Child Damages DNA

... findings on the toxicity of these drugs toward mitochondrial DNA. Environmental and Molecular Mutagenesis, the official journal of the Environmental mutagen Society, is published by John Wiley & Sons, Inc. and is available online via Wiley InterScience at (http://www.interscience.wiley.com/journal/emm). ...

Skin Cancer Risk Increases With Ultraviolet-B Radiation Exposure

... number of chromatid breaks increased so did the risk of developing skin cancer, but not melanoma. "These findings suggest that in vitro UVB-induced mutagen sensitivity reflects susceptibility to nonmelanoma skin cancer but not cutaneous malignant melanoma," the authors concluded. Contact Ariel ...
Mutagen in Biological News

Munich researchers discover new target for tailored antibiotics

... of the active site cavity. The crystal structure opened the door to a detailed examination of the reaction mechanism using computer simulation and mutagen experiments, in which E. coli bacteria are coerced into synthesizing defective IspH enzymes. Thus, the X-ray structure, kinetic measurements, and ...

Environmental epigenetics has potential for preventing and treating disease

... significance in understanding, treating and preventing disease. Environmental and Molecular Mutagenesis, the official journal of the Environmental mutagen Society, is published by John Wiley & Sons, Inc. and is available online via Wiley InterScience at ...

New technique could alter field of mouse genetics

... acts as a genetic beacon, so researchers can easily track its location without having to sequence the entire genome, as can happen with the chemical mutagen technique. In three months, the two graduate students who led the project, generated knockout mice for each of 75 different genes. Xu, Min Han, an ...

Breast-Cancer Risk Linked to Exposure to Traffic Emissions at Menarche, First Birth

... tests on individual vehicles. A geographic model was used to reconstruct historic traffic PAHs, using measurements of benzo[a]pyrene, a known potent mutagen and carcinogen, as a surrogate for total PAH exposure. Cruise emissions, cold engine emissions and intersection emissions were used to estimate total ...
Mutagen in Biological Definition

Ames test

... of bacteria is present. The experimental cultures are exposed to the agent to be tested while the positive control cultures are exposed to a known mutagen to confirm that there has been no contamination of the strain. Strains of bacteria are available which have been genetically modified such that only ...

Molecular genetics

... to molecular geneticists is the forward genetic screen . The aim of this technique is to identify mutations that produce a certain phenotype . A mutagen is very often used to accelerate this process. Once mutants have been isolated, the mutated gene can be molecularly identified. Reverse ...

Mutagen

... In biology , a mutagen ( Latin , literally origin of change ) is an agent that changes the genetic information (usually DNA ) of an organism and thus increases the ...
Mutagen in Biological Dictionary

Mutagen

... In biology, a mutagen is a physical or chemical agent that changes the ... cause cancer, mutagens are typically ... mutagen ( ) n. An agent, such as a chemical, ultraviolet ... or increase the frequency of mutation in an mutagen any agent (physical or environmental) that can ...

Sub-cloning

... restriction sites and tedious sub - cloning procedures make it ... method for cloning protein domain and sub -domains after random mutagen ... The solution from the cuvette is diluted and then plated on a large 9x9-inch ... This is incubated at 37°C for 18-20 hours. Only those cells ...

Gene knockout

... gene modification): knockout mouse (KO mouse), knock ... ... Gene Knockout ... The gene knockout strategy involves using a random mutagen ... produce a small deletion (100-1000 bp) in any gene of interest. ... ...

Ethidium Bromide

... to the drain. ... Follow these procedures for working with ethidium bromide safely. ... Ethidium bromide (C21H20BrN3) is a potent mutagen used as a nucleic acid stain. ... Safety shower and eye wash should be easily accessible where ethidium bromide is used. ... Trace amounts ...

Ames test

... professor of ... The Ames test uses a mutant strain of Salmonella typhimurium which cannot grow ... By definition in the Ames test , a mutagen is any chemical agent which induces ... The spot-overlay Ames test of potential mutagens allows us to address ... mind, Bruce Ames and his ...

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(Date:8/27/2014)... Aug. 27, 2014 (HealthDay News) -- A new genetic ... to fight the bowel disorder, researchers report. ... that affect how their genes work, and said these ... with raising the possibility of a simple diagnostic test ... the disease develops and suggest possible gene targets for ...
(Date:8/27/2014)... (PRWEB) August 27, 2014 The ... the recipients of the 2014-2016 Basic Research Fellowships and ... career scientists, the ABTA is seeding the field with ... change our understanding of the causes, effects, diagnosis and ... by a scientific committee based on the potential to ...
(Date:8/27/2014)... According to a new market ... Market (Applications: Cardiovascular, Gynecology, Pain Management, Oncology, Urology, ... - Global Industry Analysis, Size, Share, Growth, Trends ... technologies market was valued at USD 4,698 million ... market worth USD 10,611 million in 2020 at ...
(Date:8/27/2014)... Disability (CLD) has received a two-year, $600,000 grant ... the Health Resources and Services Administration to support ... at improving services for children and youth with ... project, CLD worked with an Autism Advisory Council ... resulting plan addresses priorities of increased awareness of ...
(Date:8/27/2014)... (PRWEB) August 27, 2014 Representatives with ... added Italy to its list of destinations for International ... for Recharge Retreats, explained that the company chose Italy ... destination for yoga teacher trainings since it's an easy ... journey for people traveling from all over Europe, UK, ...
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(Date:8/26/2014)... a protective tent over a colony of harmful ... especially difficult. Microorganisms protected in a biofilm pose ... resistance and recalcitrance to treatment, and biofilm-protected bacteria ... infections in humans and are 50 to 1,000 ... infections. , "In essence, we may have stumbled ...
(Date:8/26/2014)... increasing pressure from policymakers, consumers, and suppliers has ... beyond reducing the pollutants they emit from their ... companies must also assess environmental performance at every ... primary materials to the use and recycling of ... to the discipline known as life cycle engineering, ...
(Date:8/26/2014)... New Jersey Institute of Technology (NJIT), is helping to ... the pace for daily life. , Evolution has harmonized ... fundamental rhythms of life that include the cycle of ... change. The brain,s circadian clock controls hormone production related ... by experiences such as jet lag or night-shift work, ...
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