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Tag: "well" at biology news

Genomic Analysis Uncovers New Targets for HIV Vaccine

...crease our knowledge of why patients differ in how well they can control the virus that causes AIDS. Thes...d during this leveling out is an indication of how well the patients' own immune system is battling the virus, and this is the point in the infection's natu...

Scratch no more: Gene for itch sensation discovered

...our pain-sensing capability. GRPR had been fairly well studied before, but no one could provide a compelling link between GRPR and itching before now. "Scientists have been studying this receptor for more than a decade," Chen says. "One interesting thing they've found is that GRPR is implicated in tumor ...

Art and music for the birds

... “If we’re going to give birds music, we might as well give them what we consider to be our masterpieces. But the only gauge humans have on what’s good music is our own interest,” says the Rutgers-Camden artist. “Of course, we may find that birds have their own criteria for assessing our music. So, to se...

Agent slows aging in mice

... burning question: Will the mice fed NDGA, already well past middle age, live past the normal outer limit of old age" The longest that mice of this type usually live is around 1,000 to 1,100 days. “If NDGA turns out to extend maximal lifespan by 20 or 30 percent, people would accept that as an importa...

Enzyme delivered in smaller package protects cells from radiation damage

...rotective capacity, they irradiated those cells as well as another cell line transfected with MnSOD in a full-sized plasmid. They also irradiated a parent mouse cell line that had not been transfected with MnSOD. After irradiation, the cells were plated in a growth medium and incubated at body temperature...

Blood test may help signal tumor's remission, return in throat cancer patients

...e is no way to predict which patients will respond well to this treatment or whether a tumor will return later. Clinical exams, X-rays, and magnetic resonance imaging (MRI) are currently used to monitor a patient’s progress, but observation by these methods has been difficult due to the scarring that occu...

Threats to wild tigers growing

...nning that involves religious and civic leaders as well as national and local governments. International cooperation among nations that harbor the animal will also be essential. Dinerstein and his coauthors conclude by recommending that these countries appoint "tiger ambassadors" to advocate for the speci...

Researchers find 24 species believed new to science in Suriname rainforest

...nd economic investment in carbon sequestration, as well as the sustenance it has always provided local communities,” said Leeanne Alonso, a Conservation International (CI) vice president who heads the RAP program. “Our study will be a vital component in determining how to promote economic development in S...

Cigarette smoke alters DNA in sperm, genetic damage could pass to offspring

...ild is born, this represents a good reason to quit well in advance of trying to conceive.” Among the ne...dy the effects of secondhand smoke on male mice as well the possibility that the eggs of females are affected by smoke....

Old memory traces in brain may trigger chronic pain

...ntly diminish the emotional suffering from pain as well as reduce the sensitivity of the formerly injured site. It also controlled nerve pain resulting from chemotherapy, noted Apkarian, who is a member of the Robert H. Lurie Comprehensive Cancer Center at Northwestern University. The drug has lon...

How sneaky HIV escapes cells

... a better understanding of normal human biology as well as identify new avenues in the fight against human disease.” ...

Largest synthetic gene ever built offers insights into anti-malarial drug resistance

...ochemistry and Cellular & Molecular Biology as well as the Department of Chemistry. Any animal wit...mutations that make them resistant to that drug as well as other similar agents. Not all mutations found in all resistant isolates are the same, however. Pa...

Studies to find better ways to preserve human eggs, ovarian tissue under way

...s in human ovarian tissue and eggs, or oocytes, as well as human-like cow ovarian tissue and eggs. They...ery slowly,” says Dr. Song. Slow cooling works well for simple tissue, such as sperm or even embryos, and for blood. “In blood, for example, conventiona...

In mice, drug protects against diabetes and atherosclerosis

...animal model of obesity and insulin resistance, as well as normal mice fed a diabetes-inducing diet. In both animal models, the mice that received the inhibitor drug were found to have lower blood sugar and triglycerides -- a component of "bad" cholesterol -- and significantly improved insulin sensiti...

Brain holds clues to bipolar disorder

...ain imaging techniques in psychiatry in general as well as in bipolar disorder. Using neuroimaging, Dr. Phillips has identified patterns of abnormalities in the neural systems that underlie emotional processing and cognitive control unique to the bipolar brain. Such abnormalities are valuable biomarkers f...

Brightening prospects of using fluorescent nanotubes in medical applications

...ral other factors that make nanotubes particularly well suited for use in living systems,” says Hertel. Th...here the clusters attach. Nanotubes should work as well as gold clusters as microscopic blow torches while their fluorescence should make them easy to locat...

Research shows cord blood comparable to matched bone marrow

...a. Remarkably, mismatched cord blood performed as well as matched bone marrow as measured by leukemia-free survival rates, providing the degree of mismatch was limited and the number of cord blood cells available was sufficient. Furthermore, study participants who received matched cord blood had a 20 pe...

Newly discovered antibody may be body's natural defense against Alzheimer's

...ay help to defend against this form of dementia as well as other neurodegenerative diseases. The newly found antibodies selectively target aggregates of beta amyloid proteins called "oligomers" that are toxic to brain cells, while ignoring the benign single-molecule forms of the same proteins. The exist...

Massive herds of animals found to still exist in Southern Sudan

... result, they believe that there could actually be well over a million white-eared kob in Southern Sudan. ...dersecretary Akwoch. “We need donors, partners and well wishers to recognize the importance of wildlife resources as the future backbone of the economy and ...

Study shows lizard moms dress their children for success

...eny before releasing them into the wild to see how well they survived. To avoid predators, the lizards need a back pattern that matches their behavior. Sneaky yellow-throated males like to hide in the grass and need a barred pattern that breaks up the outline of their body so it blends in with the back...

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