Medical research

Scientists find cell fate switch that decides liver, or pancreas?

Harvard stem cell scientists have a new theory for how stem cells decide whether to become liver or pancreatic cells during development. A cell's fate, the researchers found, is determined by the nearby presence of prostaglandin ...

Immunology

Double-stranded RNA induces bone loss during gum disease

Tokyo University of Agriculture and Technology researchers reported on a new discovery regarding the mechanisms for bone loss in gum disease (periodontitis). They found that double stranded RNA molecules can activate the ...

Medical research

Early prevention of neuropathic pain

An unpleasant tingling in the hands and feet, numbness, fuzzy and burning sensations—these symptoms may indicate a neuropathy, a disease of the nervous system. If the pain persists for several months, it is referred to ...

Medical research

New study cautions use of drugs to block 'niacin flush'

Niacin, or vitamin B3, is the one approved drug that elevates "good" cholesterol (high density lipoprotein, HDL) while depressing "bad" cholesterol (low density lipoprotein , LDL), and has thereby attracted much attention ...

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