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Tag: "well" at biology news

Penn researchers show how nanocylinders deliver medicine better than nanospheres

...se findings have implications for drug delivery as well as for better understanding cylinder-shaped viruse... such other illnesses as cardiovascular disease as well as other types of cancers. This discovery is also helping scientists understand why some viruses...

Researchers learn what sparks plant growth

...mily of plant hormones called brassinosteroids, as well as the receptors for the hormones and the genetic factors that regulate production and uptake of the hormone in the different layers of plant tissues. According to Chory, brassinolide is a potent growth hormone involved in the plant’s response to lig...

Vitamins: Science doesn't always match policy

... effects of these products on nutrient adequacy as well as in chronic degenerative disease prevention. In this quest, the development of more and better surrogate markers of adverse effects will be critical. Dose-response assessments of safety are badly needed for updating recommended safe and tolerable U...

Scripps research study shows humans and plants share common regulatory pathway

...spective on the Nod1 pathway in mammalian cells as well as the value of drawing on plant studies of R protein pathways to better understand the pathogen recognition functions of these proteins." The Nod proteins recognize invasive bacteria, specifically distinct substructures found in Gram-negative an...

New compound prevents alcoholic behavior, relapse in animals by blocking stress response

...onsumption and withdrawal to create dependency, as well as animals selectively bred to consume more alcohol. Injections of MTIP prevented excessive drinking of alcohol in both cases and eliminated the rats?susceptibility to relapse under stress. Yet the compound did not affect their native curiosity or lo...

The penalty of having a sister -- why sibling sex matters for male saiga antelopes

...the animal world. In dairy cows for example, it is well known that calves from mixed litters are less fit. Female heifers from mixed litters are generally infertile. But unlike dairy cows, in cases of saiga mixed-sex twins, the male foetus appears to be worse off, not the female. Aline adds that the e...

Imaging pinpoints brain regions that 'see the future'

...and monitoring, the spark for these activities may well be the very process of envisioning oneself in a sp...th amnesia. "There's a little known and not that well investigated finding that if you have an amnesic person who can't remember the past, they're also no...

Horse genome assembled

...butions to physical and behavioral differences, as well as to disease susceptibility. There are more than 80 known genetic conditions in horses that are genetically similar to disorders seen in humans, including musculoskeletal, neuromuscular, cardiovascular and respiratory diseases. The SNPs are availabl...

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

...za A virus epitopes -- what are the areas that are well covered in the current research and where are the holes in our knowledge," said Alessandro Sette, Ph.D., director of LIAI's Center for Infectious Disease and one of the study's authors. "From this information, the scientific community can determine ...

OHSU surgeon implants donated tissue allografts

...ging this partnership to fruition. The result very well could be a lifetime of painlessness for many patients who otherwise would be suffering from often-debilitating pain and arthritis." Pete Jenkins, JRF executive director, believes OHSU's involvement in advancing the technology is only the beginning...

Tracking sperm whales and jumbo squid

...previous studies, Gilly found that jumbo squid are well adapted to the low-oxygen environment in deeper wa...eep in this cold, hypoxic environment at night, as well as during the day, sperm whales may favor jumbo squid that are in some way compromised and thus easi...

Bypassing eggs, flu vaccine grown in insect cells shows promise

...ing to protect the population from seasonal flu as well as a potential bird-flu pandemic. Using eggs to gr...aling with a whole host of agricultural issues, as well as scientific concerns regarding the flu virus itself. Flu viruses can be temperamental, and it’s no...

How appetite-stimulating brain cells work overtime during fasting

...re known to play major roles during development as well as in adulthood, the researchers said. In adults, the thyroid gland is essential to regulating metabolism. Previous studies had also established a key physiological role for the active thyroid hormone, triiodothyronine (T3), in the regulation of body...

Study finds surfing safer than soccer

...jury sustained during competition was recorded, as well as wave size, mechanism of injury and treatment. "Significant" injuries were qualified as those that prevented the surfer from surfing for one or more days, resulted in a hospital visit, or required on-site suturing. "Sprains and strains to the lo...

Scientists learn the origin of rogue B cells

...cells." "If you understood the system extremely well and were able to delete the editing cells during development, for instance, then you would only have lymphocytes that don't express self-receptors at all," he says. For now, the step forward to understand where these self-directed cells are coming...

Bacterial walls come tumbling down

...second step is targeted by penicillin and has been well studied. Although scientists have spent many ye...enzyme in a complex with its natural substrates as well as with inhibitors," Lovering said. In the meantime, scientists now have the details of its shape an...

Female Antarctic seals give cold shoulder to local males

... only 100 years ago. This could in turn affect how well they respond to future challenges such as climate change." Antarctic fur seals were nearly hunted to extinction in the 17th and 18th Centuries by commercial sealers. There numbers are now estimated at between 2 and 3 million. ...

Children who sleep more weigh less

... older children to sleep longer in the morning, as well as encouraging school districts to avoid very early school start times, might represent one important and relatively low-cost strategy to add to other efforts to help reduce childhood weight problems.?...

ConocoPhillips establishes $22.5M biofuels research program at Iowa State

...om plants. Iowa State scientists and engineers are well positioned to put science to work advancing biofuels technologies." Robert C. Brown, the Iowa Farm Bureau Director of Iowa State's Office of Biorenewables Programs, said ConocoPhillips is especially interested in converting biomass to fuel through...

Breakthrough vaccine to treat chemo-resistant ovarian cancer

... including colorectal and lung cancer patients, as well as patients with malignant melanomas. ...

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