Humans
- Health & Medicine
Antibiotic resistance is coming to dinner
Foods tainted with bacteria that antibiotics don't kill are a recipe for more serious—even lethal—infections.
- Health & Medicine
Gender bias: Stroke after heart surgery
Women are more likely than men to suffer strokes after heart surgery.
- Health & Medicine
New drug takes on intestinal cancer
Imatinib mesylate, already approved by the FDA for treating people with a form of leukemia, blocks the activity of certain enzymes that cause gastrointestinal stromal cells to replicate uncontrollably.
- Health & Medicine
Virus in transplanted hearts bodes ill
Pediatric heart-transplant recipients who acquire a viral infection in the heart fare poorly over the long term.
- Humans
San Jose hosts 2001 science competition
More than 1,200 students from almost 40 countries competed last week in San Jose for more than $3 million in prizes and scholarships at the 2001 Intel International Science and Engineering Fair.
- Health & Medicine
Gene stifled in some lung, breast cancers
The silencing of a gene called RASSF1A appears to increase the risk of cancer, studies of lung and breast tumors show.
- Health & Medicine
Memory may draw addicts back to cocaine
The hippocampus may be the seat of powerful cravings for cocaine in rats and play a key role in drug-addiction relapse.
- Health & Medicine
Fat may spur heart cells on to suicide
Fat in the heart may kill cells and eventually lead to heart failure.
- Health & Medicine
Virulent bacterium’s DNA is sequenced
The completed genome sequence of Staphylococcus aureus reveals transfers from other organisms of many of the antibiotic-resistance and virulence genes.
- Health & Medicine
Death of a theory
Three separate analyses of oral polio vaccine used in the 1950s in Africa deflate the theory that such a vaccine could have ignited the AIDS epidemic by containing virus-infected chimpanzee cells.
- Health & Medicine
Gene therapy cures blindness in dogs
Gene therapy to replace a defective RPE65 gene succeeds in bringing sight to three blind dogs, suggesting such therapy might reverse Leber congenital amauosis, a rare condition in which children are blind from birth.
- Health & Medicine
New anthrax treatment works in rats
By distorting a protein in the toxin that makes the anthrax bacterium deadly, scientists have discovered a promising way to treat the disease and possibly even to prevent it with a vaccine.
