Tag: "shedding" at biology news

OHSU Scientists Discover Mice Lacking Dopamine Receptor Are Supersensitive To Alcohol, Cocaine And Methamphetamine

...or the treatment of schizophrenia. In addition to shedding light on therole that the D4 receptor plays in an organism*s response to drugs like alcohol,cocaine and methamphetamine, the new research reported by Grandy and hiscolleagues underscores the relevance of this receptor to antipsychotic drugdevelopment...

Limits Of Life On Earth: Are They The Key To Life On Other Planets?

...living in this hyper-arid desert, with the goal of shedding light on the survival of microorganisms in similar extreme environments elsewhere on earth. Recent investigations have identified microbial communities in various crustal environments down to 9,200 feet below the earth's surface. Very few microbi...

Testosterone And Working Memory; Epilepsy And Schizophrenia; Toxins And Neuron Death; Oregon Researchers Present Findings At Society For Neuroscience

...cientists at Oregon Health Sciences University are shedding light onthe mechanisms by which a plant toxin called cycasin causes neurodegenerativedisease. Their findings suggest that environmental toxins that damage the DNA ofnerve cells may precipitate neurodegenerative diseases such as Alzheimer's,Parkinson'...

AAAS Announces Science Journalism Award Winners

...rated how thelatest research on the human brain is shedding light on disease, trauma,emotions, and identity. The team is recognized for its comprehensive package ofarticles that connect issues of neurophysiology and policy in a compelling way. Jenni Laidman of The Bay City Times won the award for the small...

The Bug Stops Here

...onmental bacteria isolated from the air, water, or shedding human skin,which are hard to identify because their sequences may not be in publiclyavailable databases. The other expected users will be clinical laboratoriestrying to identify "fall-through" samples'those that are too difficult toidentify by tradit...

Williams Syndrome: UD Research Pinpoints Language And Learning Traits Of Those With The Disorder

...ea L. Zukowski, Prof. James Hoffman and others, is shedding light on howWilliams Syndrome affects the brain and cognitive development. Ultimately, shesays, a better understanding of the disorder "may suggest strategies to helppeople with Williams Syndrome organize their world and learn more effectively,by emp...

Technique Measures Muscle Contraction At Molecular Level

...scence resonance energy transfer, the technique is shedding lighton how the two major componentsof muscle -- proteins of myosin and actin -- interact to create movement. "Myosin is a little molecular motor that converts chemical energy intomechanical motion," said Paul Selvin, aprofessor of physics at the U. ...

Structure Of Fat-Depleting Protein Reveals Important Functional Clues

... inrapid, life-threatening weight loss and lead to shedding of both fat andmuscle. ZAG appears to drive the fat-loss in cancer patients. When the Britishinvestigators added ZAG to fat cells, the cells rapidly metabolized lipids, amajor component of fat. Further evidence of ZAG's role in fat breakdown camewhe...

Engineered Corn Can Kill Monarch Butterflies

... feeding on milkweedduring the period when corn is shedding pollen, Losey says. Thus "they may bein the right place at the right time to be exposed to Bt -corn pollen." Says Losey: "We need to look at the big picture here. Pollen from Bt -corncould represent a serious risk to populations of monarchs and ot...

Dinosaur fossils reveal evolution's big picture, says Paul Sereno

...ecent discoveries have been particularly useful in shedding light onhow animal groups develop major new abilities such as flying. Severalspectacular finds in recent years have shown scientists just how effectivelydinosaurs recycled many of their features that had been originally designed forother purposes. On...

University of Pittsburgh discovery of HIV 'shedding' patterns and viral site will change direction of research on AIDS vaccines and treatments

... show a correlation between number of partners and shedding pattern. The fact that intermittent shedders have different strains of HIV in their semen and blood suggests that the secreted virus is produced by an organ, according to Dr. Gupta. "Since other types of bacterial infections have been reported in ...

Symposium focuses on implications of 'The New Microbiology'

... on planet Earth. Not only are they fundamental in shedding light on the complexities of the evolutionary past, but they also are key in advancing the future of biotechnology. These topics will be explored in depth at a symposium "The New Microbiology: Genes, Genomics, and Complex Ecosystems,"at the Annual Me...

Chytrid fungus associated with boreal toad deaths in Rocky Mountains

...me may appear weak or lethargic, exhibit excessive shedding of skin and may be reluctant to flee at the approach of humans. These die-offs of amphibians in Rocky Mountain National Park and around the globe are of great concern because amphibians are good barometers of significant environmental changes that ma...

Shedding light on luminescence: Scientists visualize structure of the photoprotein aequorin

...s ago, Shimomura's life's work has been devoted to shedding light on luminescence-a complex chemical reaction within an organism's cells that results in the release of energy in the form of light instead of heat. Shimomura determined years ago that aequorin glows blue when tiny amounts of calcium bind to it....

Rockefeller University Centennial Symposium to explore biology of drug abuse and addiction

...c research and new brain-scanning technologies are shedding light on risk factors and treatments in a symposium entitled "The Biology of Drug Abuse and Addiction: More Tangled Than Traffic." Speakers include: o Enoch Gordis, M.D., Director, National Institute on Alcohol Abuse and Alcoholism, NIH; o Nora Volko...

Tips from the Journals of the American Society for Microbiology: March 2001

...hose infected with the swine strain, and they were shedding infectious virus in their feces. "Since HEV was shed in the feces of infected pigs, exposure to feces from infected pigs represents a risk for transmission of HEV, and pigs should be considered a reservoir for HEV," say the researchers. (...

Scientists find heavy HIV levels in patient fluids less than 30 days after start of flu-like symptoms

...nt could become a public health strategy to reduce shedding of virus from semen and vaginal fluid especially and possibly reduce the number of people contracting the virus to begin with." Such a strategy might help curtail the epidemic by augmenting current prevention efforts involving education, treatme...

Aspirin targets key cell that triggers organ rejection and other immune responses, report University of Pittsburgh researchers in journal article

...have identified a new cellular target for aspirin, shedding light on the mechanisms of the most widely used drug in the world and raising a set of intriguing questions, including whether aspirin could be useful for preventing organ rejection. In the June 15 issue of the Journal of Immunology, the researcher...

Research team unlocks secrets of the firefly flash

... between cells, and it is a gas." In addition to shedding new light on how it is that fireflies control their flashing, this work hails a new role for nitric oxide. While this chemical has recently gained fame for carrying messages between cells, most notably for treating erectile dysfunction, it now has a ...

Estrogen, soy boost recovery in hearts after surgery, studies show

...versity of Illinois on female and male rodents are shedding light on the role of estrogen during heart surgery. Specifically, researchers are examining the impacts of estrogen during ischemia, when arterial blood flow is stopped, and reperfusion, when the flow resumes. The latest findings, to appear in the A...

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(Date:4/17/2014)... that as many as 10 million older Americans suffer ... and isolation. , However, new research a project ... Americans for six years found that Internet use ... by more than 30 percent. , "That,s a very ... professor of telecommunication, information studies and media who led ...
(Date:4/17/2014)... 17, 2014 By discovering a new mechanism that ... stroke, researchers at UC Irvine and the Salk Institute ... limit or prevent stroke-induced brain damage. , A complex ... of death and primary reason for disability in the ... stroke and lets blood-borne material into the brain, causing ...
(Date:4/17/2014)... by researchers at UC Davis has shown that the ... in cell division, also boosts the mitochondrial activity to ... complex has been shown to perform both jobs. This ... to control cellular energy production, potentially advancing cancer care ... in the journal Developmental Cell . , "These ...
(Date:4/17/2014)... April 2014) Population Council scientists and their partners have ... and can prevent the transmission of multiple sexually transmitted ... animals: HIV, herpes simplex virus 2 (HSV-2), and human ... data that the gel is effective against multiple strains ... the vagina against all three viruses of at least ...
(Date:4/17/2014)... Massage therapy improves general blood flow and alleviates ... by researchers at the University of Illinois at ... of print in the Archives of Physical ... improved vascular function in people who had not ... regardless of their level of physical activity. , ...
Breaking Medicine News(10 mins):Health News:Internet use can help ward off depression among elderly 2Health News:Study IDs new cause of brain bleeding immediately after stroke 2Health News:Dual role: Key cell division proteins also power up mitochondria 2Health News:Animal study provides first evidence that gel can prevent multiple virus transmission in vagina/rectum 2Health News:Massage therapy improves circulation, eases muscle soreness 2
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