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Tag Archives: toxicology

Healthier mice, through X-rays

By Stephen Ornes / November 29, 2012

Scientists found that sickly agouti mice, which carry a gene that colors their coat yellow, benefit from a small dose of radiation. These benefits were blocked by vitamins, though, turning conventional ideas about radiation and vitamins upside down. Credit: The Transgenic Core Facility

In sickly mice, small doses of radiation helped while vitamins harmed

Posted in Body & Health | Tagged biology, cells, DNA, epigenetics, genetics, getinvolved, methylation, radiation, topstories, toxicology, University of Massachusetts-Amherst, University of Wisconsin–Madison, X-rays

Can’t touch this: Unusual venomous creatures

By Sharon Pochron / March 11, 2012

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Scientists study a cast of creatures to learn how to use toxins to treat pain and disease

Posted in Animals | Tagged batrachotoxin, feature, forensic science, toxicology, toxicology/drugs, toxin, venom

Like poison for phosphorus

By Stephen Ornes / December 13, 2010

Scientists report finding bacterium that can live off arsenic

Posted in Chemistry | Tagged Adaptation, arsenic, bacteria, bacterium, Chemosynthesis, energetics, extreme environments, forensic science, microbe, organic chemistry, organic molecules, phosphorus, toxicology, toxicology/drugs

The Buzz about Caffeine

By Emily Sohn / September 9, 2007

Is caffeine bad or good for you? The answer is: a little of both.

Posted in Body & Health | Tagged brain chemistry, caffeine, Drug, forensic science, nervous, nervous system, organic chemistry, organic compound, stimulant, toxicology, toxicology/drugs

Frog Chemist Creates a Deadlier Poison

By Emily Sohn / September 8, 2003

A poisonous frog takes up a toxin from its food and makes the chemical even more potent.

Posted in Animals | Tagged forensic science, poison, toxicology, toxicology/drugs, toxin