Tests at the Centers for Disease Control and Prevention in Atlanta turned up a metabolic breakdown product
of DEHP in nearly every sample, the team reports in an upcoming Environmental Health Perspectives.
The weak environmental estrogens included p-nonylphenol (a breakdown product
of alkylphenol ethoxylates, which are used in various products such as washing and cleaning agents, emulsifiers, wetting agents, and foaming and foam-reducing agents) and the organochlorine pesticides methoxychlor and endosulfan.
Blood concentrations of cotinine, a breakdown product
of nicotine, have dropped by 68 to 75 percent in various age groups since a previous CDC study examined data covering 1988 to 1991.
These resolved within seconds of discontinuing the ATP infusion and were most likely related to accumulation of circulating adenosine (the known breakdown product
of ATP metabolism).
We urge all companies that sell products containing PFOA directly or as breakdown product
to provide warnings to their customers.
Louis team hadn't expected a glut of xenon outside the uranium-rich parts of the sample where xenon is a radioactive breakdown product
Uric acid is a breakdown product
that is normally excreted by the kidneys.
With some creative genetic engineering, chemists have designed bacteria that rely on a breakdown product
of caffeine for their survival.
The pollutant 4-t-octylphenol, an estrogenic breakdown product
of popular surfactants in detergents, soaps, and other products, didn't affect metamorphosis--except in frogs getting daylong UV.
The Saliva Smoke-Screen test, developed by Dr Graham Cope of the University of Birmingham, requires people to spit into a cup so their saliva can be tested for a breakdown product
of nicotine, called cotinine.
6 Jaundice results from excessively high blood levels of the pigment bilirubin, a breakdown product
of red blood cells.
Researchers designed the vaccine to provoke a subject's immune system to produce antibodies against both the heroin molecule and the chemical products of the drug 6 particularly one breakdown product
called 6-acetylmorphine -- that cross into the brain and are mostly responsible for a heroin user's "high.