Health & Medicine
- Life
Estrogen may reprogram prostate cancer gene in black men
Study finds a lack of chemical tags near a prostate cancer gene in African American males.
- Humans
Plump youngsters show heart-y risks
Even fat 7-year olds show they're developing a risk of blood clots and other impacts of cardiovascular disease.
By Janet Raloff - Health & Medicine
Origins of the swine flu virus
Researchers use evolutionary history to trace the early days of the pandemic.
- Health & Medicine
Stomach surgery helps obese adolescents
Laparoscopic banding surgery to limit appetite improves several health markers in obese adolescents.
By Nathan Seppa -
- Health & Medicine
Replacing microRNA for cancer treatment
Replacing missing microRNAs in cancer cells may open up a new field for cancer treatment.
- Health & Medicine
Stressed-out DNA turns mousy brown hair gray
Scientists show how change happens when cells responsible for colorful hair lose their self-renewing abilities.
- Health & Medicine
More troubling news about BPA
Animal studies link bisphenol A — a building block of hard, clear plastics that taints many foods — with new adverse health effects.
By Janet Raloff - Health & Medicine
Tuberculosis bacterium subverts basic cell functions
The tuberculosis microbe makes compounds that alter basic systems inside key immune cells, facilitating the bacterium’s survival in the body, new research shows.
By Nathan Seppa - Health & Medicine
Hospitals’ drug problem
Hospitals often don't know pharmaceutical-waste rules, and even those that do often release huge quantities of drugs into the environment.
By Janet Raloff - Life
Huntington’s protein may have a crony
The mutant protein implicated in Huntington’s may rely on a second protein. The finding could help explain why only some neurons are vulnerable to the disease.
- Agriculture
Pesticide may seed American infant formulas with melamine
An insecticide may underlie traces of melamine, a toxic constituent of plastics and other materials, now being found in infant formulas.
By Janet Raloff