Humans
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Health & MedicineBrain Food
New food labeling will identify foods rich in choline, a nutrient that plays an integral role in learning and brain health.
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Health & Medicine
Epilepsy article wins award
The Epilepsy Foundation honored Science News writer Damaris Christensen with its magazine award for her article "Endgame for Epilepsy?"
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Health & Medicine
Beta-blockade guards burn victims’ muscle
A medication that reduces the risk of heart attack also can diminish a muscle-wasting metabolic response common among victims of severe trauma or illness.
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Health & Medicine
Team locates anthrax-receptor protein
Scientists have identified the protein that enables the anthrax toxin to attach to cells and trigger disease, while another team has mapped the molecular structure of the toxin component that does most of the damage to cells.
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Health & Medicine
Pregnancy spurs a tumor suppressor
Pregnancy hormones may prime breast cells to maintain a supply of p53, a cancer suppressor protein, thus accounting for why women who have undergone pregnancy generally have a lower breast cancer risk than do others.
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Health & Medicine
Hormone wards off immune cells in womb
A hormone known for its involvement in the brain's response to stress also plays a key role in shielding the developing embryo from its mother's immune system.
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Health & Medicine
AMA: Drugs are for anthrax, not fear
Doctors should not use antibiotics prophylactically against anthrax unless there is good reason to believe the individual had encountered the germs directly, the American Medical Association advises.
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Health & Medicine
Retail meats host drug-resistant bacteria
Three studies appear to tie livestock growth promoters to risk of serious human disease.
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Health & Medicine
Nobel prize: Physiology or medicine
The 2001 Nobel Prize in Physiology or Medicine goes to three researchers who pioneered work in cell division.
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Health & Medicine
Sperm Protein May Lead to Male Pill
A protein that helps sperm move their tails may be a perfect target for a male contraceptive.
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Health & Medicine
Mushrooming Concerns
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