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Tag: "changes" at biology news

New report: Explosive growth changes salmon industry

...uction and raised market quality standards. These changes have raised economic, environmental and trade questions. For example, how does wild salmon, which no longer provides the bulk of North America's salmon, remain a competitive product? One of the report's recommendations is that Alaskan salmon prod...

Veterinary scientists explore poultry virus as cancer killer

...s achieved through the introduction of the desired changes in the cDNA, which are then transferred faithfully to the recombinant virus. In the current investigation, Subbiah and his associates are altering the fusion protein of NDV to replicate only in the presence of prostate specific antigen (PSA), whi...

Imaging pinpoints brain regions that 'see the future'

... of specific body movements and visual perspective changes ?data stored as we navigated through similar settings in the past. These findings, McDermott suggests, offer strong support for a relatively recent theory of memory, which posits that remembering the past and envisioning the future draw upon many ...

MIT model helps researchers 'see' brain development

...a way that allows the researchers to analyze their changes over time and space. The original brain scan is then represented computationally with points. Charting each baby's brain requires about 130,000 points per hemisphere. Yu decomposed these points into a representation using just 42 points that show...

LIAI completes world's most comprehensive analysis on influenza virus data

... important because the influenza virus continually changes requiring scientists to develop a new vaccine every year," Sette said. "If we can find shared epitopes, it may be possible to develop an influenza vaccine with greater cross protection for many different viruses." Sette said the study found hundre...

How appetite-stimulating brain cells work overtime during fasting

...nsidered to be the key brain site that responds to changes in peripheral tissue metabolism--had remained less..., the rise in UCP2 in the brain likely also causes changes in temperature in the same way that UCP1 does in brown fat, Diano said. "It's possible that heat...

Stress may help cancer cells resist treatment, research shows

... report that the stress hormone epinephrine causes changes in prostate and breast cancer cells that may make ...there is a direct link between stress hormones and changes in cancer cells. While a link between stress and cancer has been suggested, studies in large gro...

Scientists uncover link between ocean's chemical processes and microscopic floating plants

...dioxide concentrations have resulted in unexpected changes in oceanic chemical processes. Their research resu...dy links the effect of increasing ocean acidity to changes in phytoplankton, which themselves produce "greenhouse gases." "Pronounced changes in some phytopl...

Mimicking how the brain recognizes street scenes

...ficiently "invariant" so as to discard meaningless changes in pose, illumination, size, position, and many ot...t representation that is increasingly invariant to changes in appearances of an object in the visual field and computations that help build an object represent...

Fighting influenza & co. with 40,000 blood samples

... of Siena is investigating how the immune response changes on a cellular level in elderly people. Studies with older mice are expected to provide further insights. For these, the University Clinic in Dijon is designing a corresponding animal model. The Belgian project partner RNA-Tec wants to test new approa...

Lithium builds gray matter in bipolar brains, UCLA study shows

...order to determine whether bipolar patients showed changes in brain tissue and, if so, whether those changes were influenced by lithium treatment. Specifically, they employed high-resolution MRI and cortical p...

When your brain talks, your muscles don't always listen

...of Health Sciences. "As a result of age-related changes in muscle and neurons, elderly people are often fr...munication between neurons and muscles, and how it changes as we age, may lie right at our fingertips, according to Knight's research. Using an experimental...

UTSA researchers examine effects of global warming on Antarctic

...has. Even though we're only seeing these regional changes and not a systemic decline in the amount of ice cover, it is still significant in terms of the way the regions are responding and we're finding that it's linked to global change in the atmosphere." The Antarctic trip, the first for both Xie and C...

Bisexual fruit flies show new role for neurochemical

...fly bisexuality sounds silly, but these behavioral changes are important evidence that ambient extracellular glutamate and xCT transport proteins play important, unsuspected roles in brain function," Featherstone said. "We think we'll be able to learn a lot about perception and development from figuring out ...

How fish species suffer as a result of warmer waters

Ongoing global climate change causes changes in the species composition of marine ecosystems, e...on experienced by the eelpouts and warming induced changes in their population density. During evolution, animals have specialised on environmental conditio...

Researchers find gene mutation that causes infertility in male mice

...ans, including the Dmc1 gene, to try and associate changes in gene sequences with infertility," said Schiment...tical in distinguishing between those DNA sequence changes that are benign in humans versus those that disrupt sperm or egg production. The researchers are eng...

NASA predicts nongreen plants on other planets

...erent types of stars they orbit. By looking at the changes in that light through different atmospheres, researchers identified colors that would be most favorable for photosynthesis on other planets. This new research narrows the range of colors that scientists would expect to see when photosynthesis is ...

Cold sore virus might play role in Alzheimer's disease

...r tangles and certainly long before any behavioral changes are seen. Such inflammation often is a byproduct when the immune system fights an infection....

Smell may outlast other senses

...to both the direct effects of some medications and changes associated with a number of neurodegenerative illnesses. Exposure to these factors typically increases with age.? Anticholesterol and blood pressure lowering medications were amongst the common drugs known to interfere with smell. Conditions such a...

Robotic therapy helps restore hand use after stroke

...ed the Fugl-Meyer score. __IMAGE_3 "Assessing changes in before-and-after scores within each subject, these were highly significant gains after three weeks of therapy," Cramer said. The UCI team is now using what they learned from study participants to create a "son of HOWARD," with improved hand-rob...

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Breaking Biology News(10 mins):Wocket, the Smartest Wallet You Will Ever Own, Announces Shipment to Pre-order Customers 2Wocket, the Smartest Wallet You Will Ever Own, Announces Shipment to Pre-order Customers 3Huntington Memorial Hospital Becomes First in the San Gabriel Valley to Offer Patients a New Heart Failure Monitoring Solution 2Huntington Memorial Hospital Becomes First in the San Gabriel Valley to Offer Patients a New Heart Failure Monitoring Solution 3HYPR Corp. Joins the FIDO Alliance 2HYPR Corp. Joins the FIDO Alliance 3
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