mutagen

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  • noun

Words related to mutagen

any agent (physical or environmental) that can induce a genetic mutation or can increase the rate of mutation

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Commonly found in feces, 7-OHIQ was identified during the 1980s as a direct-acting mutagen in the Ames test, a bacterial assay used to screen for potential carciongens.
Bread crusts, toast, and flied potatoes as well as coffee contain mutagens in addition to the carcinogen but in harmless amounts.
The directive amends an existing directive from 2004 by introducing exposure limits to 8 additional carcinogens or mutagens. These are: diesel engine exhaust emissions, mineral oils that have been used before in internal combustion engines, trichloroethylene, 4,4'-Methylenedianiline (MDA), epichlorohydrine, ethylene dibromide, ethylene dichloride, and polycyclic aromatic hydrocarbons mixtures, particularly those containing benzo a pyrene.
Then the cells were centrifuged and the cell pellet was washed with phosphate buffer to remove the traces of mutagen. The cells were resuspended in 1mL phosphate buffer and after serial dilution spread on the nutrient agar plates.
"At this point we cannot exclude a role of HCAs or any cooking-related meat mutagens in the development of colorectal cancer," Wu says.
Meat and meat mutagens and risk of prostate cancer in the Agricultural Health Study.
A number of physical and chemical mutagens have been used to induce genetic variations in crop plants.
In this regard, different physical mutagens including X-rays, -rays, ultraviolet (UV) rays or chemical mutagens such as N-methyl-N'- nitro-N-nitrosoguanidine (MNNG), ethyl methanesulfonate (EMS) and ethidium bromide (EtBr) have been reported (Abdelghani et al., 2005; Iftikhar et al., 2010).
While high doses of vitamin C may help neutralize these mutagens, it's better to avoid them.
Treatment with mutagens may break or rearrange chromosomes by modifying order of genes depending upon the nature of mutagen used in experimental study and do not show any phenotypic expression (Adamu and Aliyu, 2007).
On the other hand, the IARC Working Group classified "the consumption of red meat as probably carcinogenic based on limited evidence that the consumption of red meat causes cancers and the strong mechanistic evidence (Group 2A)." Cooking meats can result in the production of mutagens such as polycyclic aromatic hydrocarbons (PAHs) or heterocyclic amines.
The pilot credit, Building Material Human Hazard & Exposure Assessment, screens for potential hazards such as carcinogens, mutagens and other potentially toxic substances.
Compounds that are mutagens are genotoxic because they generate genetic changes.
With the rapid advances in formulation technology Green Seal redesigned GS-11 to promote the creation of safer coatings by restricting a comprehensive list of harmful chemicals, including heavy metals, certain phthalates, formaldehyde donors, carcinogens, mutagens, reproductive toxins, hazardous air pollutants, and ozone depleting compounds.
Lead, nickel, arsenic, cadmium and chromium, or their compounds, are all known or suspected mutagens or carcinogens (Leonard and Lauwerys 1980; Arlauskas et al.