Better samples, better science: New study explores integrity of research specimens

Biological samples can be highly susceptible to changes over time, which often occur when they are removed from deep refrigeration. Degraded samples can produce spurious results in research. To address these concerns, scientists have designed a highly sensitive test that can be used to establish the integrity of blood plasma and serum, the most common biosamples used in medical research.

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Despite growing burden of diet-related disease, medical education does not equip students to provide high quality nutritional care to patients

Worldwide, nutrition is insufficiently incorporated into medical education, meaning that medical students lack the confidence, skills and knowledge to provide nutritional care to patients, according to a systematic review.

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Green light given to fruit fly's color preference

Researchers have made two unexpected discoveries. First, they found that, given a choice, fruit flies are drawn to green light early in the morning and late in the afternoon, when they are most active, and to red, or dim light, in midday, when like many humans, they slow down to eat and perhaps take a siesta.

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Tortillas tell the story of folate deficiency in Mexico

A new study hat accounts for folic acid fortification in staple foods made from wheat and corn, such as bakery bread and tortillas, found that large proportion of women of childbearing age have FA intake below levels recommended by the World Health Organization, potentially raising the risk for neural tube defects in their offspring. The study is one of a few to investigate FA intake after fortification.

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