Health & Medicine
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Health & MedicineA role for Merkels
Mysterious skin cells known as Merkel cells are required to sense light touches.
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Health & MedicineGene silencing in colorectal cancer may prove useful
Genetic irregularity in colorectal cancer cells might serve as a biomarker of risk for this malignancy.
By Nathan Seppa -
Health & MedicineGene plus stress equals depression debate
A reanalysis of data challenges a prominent report that a particular gene variant interacts with stressful experiences to promote depression, sparking controversy.
By Bruce Bower -
Health & MedicineCT scan nearly as good as regular colonoscopy
Virtual colonoscopy might suffice for people at high risk of colorectal cancer, a new study finds.
By Nathan Seppa -
LifeEstrogen may reprogram prostate cancer gene in black men
Study finds a lack of chemical tags near a prostate cancer gene in African American males.
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HumansPlump 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 & MedicineOrigins of the swine flu virus
Researchers use evolutionary history to trace the early days of the pandemic.
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Health & MedicineStomach surgery helps obese adolescents
Laparoscopic banding surgery to limit appetite improves several health markers in obese adolescents.
By Nathan Seppa -
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Health & MedicineReplacing microRNA for cancer treatment
Replacing missing microRNAs in cancer cells may open up a new field for cancer treatment.
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Health & MedicineStressed-out DNA turns mousy brown hair gray
Scientists show how change happens when cells responsible for colorful hair lose their self-renewing abilities.
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Health & MedicineMore 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