Monday, February 29, 2016

520-million-year-old fossilized nervous system is most detailed example yet found

Researchers have found one of the oldest and most detailed fossils of the central nervous system yet identified, from a crustacean-like animal that lived more than 500 million years ago. The fossil, from southern China, has been so well preserved that individual nerves are visible, the first time this level of detail has been observed in a fossil of this age.



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Breast cancer genetic variants found to alter how cells respond to estrogen

An international study of almost 120,000 women has newly identified five genetic variants affecting risk of breast cancer, all of which are believed to influence how breast cells respond to the female sex hormone estrogen.



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Study finds 5x increase in hand sanitizer use when located in hospital

Placing alcohol-based hand sanitizers (AHS) in the middle of a hospital lobby floor in front of the visitor entrance increased visitor usage by 528 percent, according to a new study.



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Blood vessels sprout under pressure

It is blood pressure that drives the opening of small capillaries during angiogenesis. A team of researchers has observed the process for the first time.



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Scientists find way to predict activity of stem cells

Scientists have for the first time developed a way to predict how a specific type of stem cell will act against different diseases.



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Metabolic phenotyping of blood plasma allows for the detection of lung cancer

Metabolic phenotyping of blood plasma by proton nuclear magnetic resonance identified unique metabolic biomarkers specific to lung cancer patients and allowed for the accurate identification of a cohort of patients with early and late-stage lung cancer.



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Is anti-TNF therapy safe for inflammatory bowel disease patients with prior cancer?

A previous history of cancer doesn’t necessarily preclude treatment with antibodies against tumor necrosis factor (anti-TNF) for patients with inflammatory bowel diseases, suggests a new study.



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