Uncategorized
- Health & Medicine
Persistent Cough: Pertussis rises in young adults and infants
Pertussis, or whooping cough, appears to be rebounding in many age groups, causing long-lasting symptoms in adolescents and adults and threatening the lives of unvaccinated infants.
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19479
There is another answer to how the toxin gets on the bird’s feathers besides the birds eating the beetles. Many birds use insects to preen their feathers. Ralph GundersenSt. Cloud, Minn. “Because we do find significant toxin levels in internal organs . . . we believe that [the birds] are ingesting at least some of […]
- Animals
Poison Source: Toxic birds may get chemical from beetle
When some poisonous New Guinea birds eat certain tiny beetles, they may be stocking up on the toxic substance they use to defend themselves.
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19478
I’m a veterinarian, and, here in west Texas, we see a high occurrence of parvovirus infection in young dogs. It destroys the intestinal villi, allowing gastrointestinal bacteria and their toxins to enter the bloodstream. I would be very interested in learning whether or not small doses of nicotine would have a beneficial effect. Tom McCabeEl […]
- Health & Medicine
Nicotine’s Good Side: Substance curbs sepsis in mice
Nicotine halted the progression of severe sepsis in mice, suggesting a new avenue for treating this acute blood infection.
- Planetary Science
Titanic Close-up: Cassini eyes Saturn’s big moon
Using radar to penetrate the thick haze surrounding Saturn's moon Titan, the Cassini spacecraft has found evidence that the moon's surface is coated with hydrocarbons and dark patches that might be lakes of ethane or methane.
- Health & Medicine
High-fat diets slim down learning
High-fat diets decrease the ability of male rats to learn and remember.
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Oxygen deficit linked to ADHD
Sleep apnea may be a risk factor for attention-deficit hyperactivity disorder.
- Health & Medicine
Drug abuse could be an occupational hazard
Breathing minuscule amounts of painkillers administered to patients in surgery may increase an anesthesiologist's risk of abusing prescription drugs.
- Health & Medicine
Acne drug affects brain function
The antiacne drug Accutane may decrease activity in a part of the brain that regulates mood.
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19477
The researchers featured in this article suggest that a higher incidence of schizophrenia may be due to summer-related infections “or other seasonal factors.” June and July births would have been in early gestation during late fall and winter, when there is increased incidence of depression among adults. Might it be reasonable to suggest that “other […]
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Summer births linked to schizophrenia
People who develop a severe form of schizophrenia are strikingly likely to have been born in June or July, raising the possibility that seasonal influences on early brain development contribute to this disorder.
