Sentences with word «carcinogenicity»
«These results suggest that the uniquely potent carcinogenicity of HPV16 hinges on the E7 protein remaining in its exact form,» Schiffman says.
sciencedaily.com
No evidence of carcinogenicity in mice.
As for further health effects, absolutely no studies on carcinogenicity have been conducted in people or animals, so it's not known whether the chemical causes cancer.
Companies who produce these seeds are not required to test for carcinogenicity, fetal harm, or other long term risks.
Dr. Lois S. Gold, who developed the HERP Index of the relative carcinogenicity of foods, wrote: «Animal cancer tests of chemicals are conducted chronically at doses near the maximum that the animals can tolerate [without dying at the moment of ingestion]....
«Understanding the mechanism of HPV16's unique carcinogenicity would be useful for prevention researchers and designers of individualized therapy,» says co-senior author Mark Schiffman of the National Cancer Institute.
Even so, he adds, «there's a body of evidence [on SV40 carcinogenicity] that has to be taken quite seriously.»
«The biggest resource demand in toxicology is time because many studies, such as carcinogenicity assays, require years to complete,» says David Jacobson - Kram, associate director for pharmacology and toxicology at the US Food and Drug Administration's Center for Drug Evaluation and Research in Silver Spring, Maryland.
«The US National Institutes of Health report that BHA is reasonably anticipated to be a human carcinogen based on evidence of carcinogenicity in experimental animals.
Carcinogenicity of drinking coffee, mate, and very hot beverages.
Several [out of the eight media - declared] scientific consensuses before 1985 turned out to be wrong or exaggerated, e.g., saccharin, dietary fiber, fusion reactors, stratospheric ozone depletion, and even arguably acid rain and high - dose animal testing for carcinogenicity.
Human carcinogenicity was not an issue in DDT's being banned in the U.S. in 1972, and it's being only a weak carcinogen now does not rescue DDT from the scientifically - justified ban; we now know DDT is even more insidious, since it acts as an endocrine disruptor in nature, scrambling reproductive organs of fish, amphibians, reptiles and mammals, and probably birds, too.
Other possible classifications by the IARC include «Possibly carcinogenic to humans,» «Not classifiable as to its carcinogenicity to humans» and «Probably not carcinogenic to humans.»
(The asbestos tiles were eliminated in favor of quarry tiles in the book's second printing, after the carcinogenicity of asbestos was discovered.)
The baseline risk is the carcinogenicity of tap water — chlorinated tap water.
It is a simple gauge by which a substance's carcinogenicity can be determined on a dose - response level.
Once in the snowpack, air pollutants may undergo chemical transformations that create additional pollutants with different toxicity and carcinogenicity.
The International Agency for Research on Cancer (IARC), the cancer agency of the World Health Organization, has evaluated the carcinogenicity of the consumption of red meat and processed meat.
The U.S. has yet to endorse any such treatments and the field has been plagued by carcinogenicity
ECHA is responsible for classification and labeling of hazardous chemicals, and during commission deliberations in May, some member states wanted to know ECHA's opinion on the carcinogenicity of glyphosate before voting on its reapproval.
There have not been strong studies in humans to demonstrate the carcinogenicity of acrylamide.
After a four - year review, the EPA announces that malathion is less likely to cause cancer than once believed, but there is «suggestive evidence of carcinogenicity» and there have been «numerous» poisonings.
Its carcinogenicity is attributable largely to particulates depositing free radicals in the lungs.
No information is provided to show that the batches reported in the new work were of a quality compliant with GLP and so might have been used in carcinogenicity or other formal tests.
Yet, although the AhR is highly conserved across species, the carcinogenicity and toxicity of TCDD is not.
The researchers concluded that the results support the hypothesis that the carcinogenicity of mate may be related to its polycyclic aromatic hydrocarbons (PAH) content, including known carcinogens, such as benzo [a] pyrene (5).
More troubling, the National institutes of Health state that coal tar shows «sufficient evidence of carcinogenicity in humans» as well as «sufficient evidence of carcinogenicity in animals,» making the determination that «the agent is carcinogenic to humans.»
Because in the case of cigarettes, almost all of its carcinogenicity is derived from its colossal quantities of free radicals.
If we follow the criteria of determining what is a carcinogen and what is not, these findings should shake up the entire world of cancer research and education because this is the way that other carcinogens (Alar, dioxin, DDT, etc.) also work — except the evidence favoring their carcinogenicity is far less than it is for aflatoxin!
IARC therefore classified coffee in Group 3, for agents «not classifiable as to carcinogenicity to humans».
On the Carcinogenicity of Marijuana Smoke.
Research continues on PFCs and health effects such as birth outcomes, hormone balance, cholesterol levels, immune response, and carcinogenicity.
Researchers at the US National Institutes of Health in Maryland have reason to believe that BHA already shows signs of carcinogenicity in animals.
The oxidative characteristics of BHA and BHT may contribute to their carcinogenicity.
Endocrine disrupting chemicals often are not «hazardous» according to traditional definitions of toxicity or carcinogenicity, and therefore escape traditional regulations prohibiting dangerous chemicals in many products or requiring labeling.
In its June 1, 1984 issue, The Washington Post reported the issuance of a massive new report by the White House science office supporting the scientific consensus that «agents found to cause cancer in animals should be considered «suspect human carcinogens,»» and that «giving animals high doses of an agent is a proper way to test its carcinogenicity.»
This chapter was important in IARC's assessment of glyphosate, since it was in animal studies that IARC decided there was «sufficient» evidence of carcinogenicity.