Tag: "curbs" at biology news

Plant size morphs dramatically as scientists tinker with outer layer

...o find out which part of the plant both drives and curbs growth: is it a shoot's outer waxy layer? Its inner layer studded with chloroplasts? Or the vascular system that moves nutrients and water? The answer could have great implications for modern agriculture, which desires a modern magical bean or two. ...

New clues to how major weight-loss drugs work

...etite and aid release of a protein called MSH that curbs appetite. To trace the effect of these two proteins downstream in the appetite-regulating pathway, the researchers analyzed the effects of various drugs that enhance or interfere with serotonin on feeding behavior in mice. They found that the drugs...

Infection 'alarm' yields clues to immune system behavior

...urs. These ailments might be helped by a drug that curbs inflammation by reducing the sensitivity of IKK. Still other diseases that are characterized by a weak inflammatory response might be helped by a drug that makes IKK even more sensitive to infection messages. The researchers believe their computer mo...

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(Date:7/27/2014)... vitro study has revealed that nicotine and cotinine, a ... by a certain carcinogen in smoke. , The carcinogen ... tobacco leaves and ultimately ends up in the tobacco ... and liver, where it is activated by a variety ... mice has revealed that nicotine can partially interfere with ...
(Date:7/27/2014)... asteroid strike that wiped them out if it had ... say. , A fresh study using up-to-date fossil records ... a new narrative of the prehistoric creatures, demise, some ... the few million years before a 10km-wide asteroid struck ... This included extensive volcanic activity, changing sea levels and ...
(Date:7/27/2014)... to date, researchers from the U.K. provide national, regional, ... virus (HCV). Findings published in Hepatology, a journal of ... indicate that genotype 1 is the most prevalent worldwide, ... reside in East Asia. Genotype 3, at just over ... by genotypes 2, 4, 6, and 5. , ...
Breaking Biology News(10 mins):Nicotine found to inhibit DNA-strand break caused by a certain carcinogen in smoke 2Dinosaurs fell victim to perfect storm of events, study shows 2Hepatitis C virus genotype 1 is most prevalent worldwide 2
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