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Channel: Phys.org news tagged with:biological mechanisms
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Brain cell mechanism for decision making also underlies judgment about certainty

(PhysOrg.com) -- Countless times a day people judge their confidence in a choice they are about to make -- that they now can safely turn left at this intersection, that they aren't sure of their answer...

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Why dishing does you good: study

(PhysOrg.com) -- Why does dishing with a girlfriend do wonders for a woman's mood?

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Climate Change, Nitrogen Loss Threaten Plant Life in Arid Desert Soils

(PhysOrg.com) -- In the Mojave Desert winds howl across this hottest place in North America, blowing sands across Death Valley and through empty ghost towns, swirling across treeless land for hundreds...

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Highlight: Scientific breakdown of cancer reveals promising results

The chemical structure of the melanoma-shrinking drug PLX4032 is revealed in a new Nature paper that describes the drug’s discovery, development and functioning.

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Elusive prey

Escape responses are some of the most studied behaviors by neurobiologists who want to understand how the brain processes sensory information. The ability to evade predators plays a vital role in the...

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Curry spice could offer treatment hope for tendinitis

(PhysOrg.com) -- A derivative of a common culinary spice found in Indian curries could offer a new treatment hope for sufferers of the painful condition tendinitis, an international team of researchers...

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Limited iron availability shown to exacerbate coral bleaching

(PhysOrg.com) -- It is widely held that coral bleaching occurs when temperatures and solar radiation are high, overwhelming antioxidant defenses in the algal endosymbionts and their coral hosts. Little...

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Are genes our destiny? 'Hidden' code in DNA evolves more rapidly than genetic...

A "hidden" code linked to the DNA of plants allows them to develop and pass down new biological traits far more rapidly than previously thought, according to the findings of a groundbreaking study by...

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Bionic bacteria may help fight disease and global warming

A strain of genetically enhanced bacteria developed by researchers at the Salk Institute for Biological Studies may pave the way for new synthetic drugs and new ways of manufacturing medicines and...

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Autistic mice act a lot like human patients

UCLA scientists have created a mouse model for autism that opens a window into the biological mechanisms that underlie the disease and offers a promising way to test new treatment approaches.

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Fruit fly intestine may hold secret to the fountain of youth

One of the few reliable ways to extend an organism's lifespan, be it a fruit fly or a mouse, is to restrict calorie intake. Now, a new study in fruit flies is helping to explain why such minimal diets...

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Draft sequence of monarch butterfly genome presented

Each fall millions of monarch butterflies from across the eastern United States use a time-compensated sun compass to direct their navigation south, traveling up to 2,000 miles to an overwintering site...

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Social status promotes faster wound healing in wild baboons

Turns out it's not bad being top dog, or in this case, top baboon.

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Uncoiling the cucumber's enigma: Researchers discover a biological mechanism...

Captivated by a strange coiling behavior in the grasping tendrils of the cucumber plant, researchers at Harvard University have characterized a new type of spring that is soft when pulled gently and...

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Researchers look back on scientific advances made as result of 50-year old...

(Phys.org)—Fifty years after scientists first posed a question about protein folding, the search for answers has led to the creation of a full-fledged field of research that led to major advances in...

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By using big brother style tracking technology, scientists have now resolved...

Nobody knows the underlying biological mechanisms of the European eels migration. Thanks to an EU-funded research project called eeliad, now about toreach completion, biologists have revealed some of...

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Healing by the clock: In fruit flies, intestinal stem-cell regeneration...

Circadian rhythms keep time for all living things, from regulating when plants open their flowers to foiling people when they try to beat jet lag. Day-night cycles are controlled through ancient...

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Researchers 'capture' the replication of the human genome for the first time

The Genomic Instability Group led by researcher Óscar Fernández-Capetillo at the Spanish National Cancer Research Centre (CNIO), has for the first time obtained a panoramic photo of the proteins that...

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A microbe's trick for staying young

Researchers have discovered a microbe that stays forever young by rejuvenating every time it reproduces. The findings, published in Current Biology, provide fundamental insights into the mechanisms of...

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Functioning 'mechanical gears' seen in nature for the first time

a plant-hopping insect found in gardens across Europe - has hind-leg joints with curved cog-like strips of opposing 'teeth' that intermesh, rotating like mechanical gears to synchronise the animal's...

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