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Tag: "giving" at biology news

Scratch no more: Gene for itch sensation discovered

... can be very disruptive, interfering with sleep or giving rise to scratching that leads to scarring. Effective treatment options for itchy patients are limited. Historically, scientists regarded itch as just a less intense version of the pain sensation. As a result, research on itching has been somewhat ne...

Cells re-energize to come back from the brink of death

...ng their energy level and repairing the damage, is giving investigators at St. Jude Children's Research Hospital insights into a key strategy cancer cells use to survive and thrive. The finding offers an explanation of how abnormal cells that have cheated death once by disabling the main suicide pathway ca...

Physicist cracks women's random but always lucky choice of X chromosome

... shutting down X chromosome XIST genes in a manner giving further confirmation to Dr Nicodemi’s research. So the randomness is explained but what about researchers’ other concerns" Dr Nicodemi believes the randomness actually does give an evolutionary advantage. The mechanism means equal numbers of both the...

Study shows lizard moms dress their children for success

...result, the predators are likely to focus on them, giving a survival advantage to lizards with different patterns. After Lancaster released the lizards from her breeding experiments into the wild, she found that the ones whose mothers had tweaked their back patterns had a clear survival advantage. The hi...

Weizmann Institute scientists develop a general 'control switch' for protein activity

...ns in the body and at specific times – all this by giving exact and well-timed doses of the same simple drug...e proteins’ activity levels in a precise manner by giving appropriate doses of the drug. Another potential future application is in agricultural genetic engin...

Skimmed milk -- Straight from the cow

...dairy products is taste, so this would be a way of giving the benefits of taste without the disadvantage of saturated fats,’ according to Komorowski. This may also overcome the problem of waste. ‘If you can genetically produce milk without fat then that may turn out to be a very good solution to what mig...

Mule deer moms rescue other fawns

Mule deer are giving new meaning to watching out for other mothers' kids. An intriguing study of mule deer and whitetail deer conducted by the University of Alberta in Edmonton, Canada and the University of Lethbridge, also in Canada, showed that both species responde...

Smallpox outbreak: How long would it take for vaccines to protect people? Would it work?

... against smallpox. "Vaccines prevent disease by giving the body a jump-start at recognizing the infecting virus or bacteria," said Sharon Frey, M.D., the principal investigator for the study at Saint Louis University. "After successful vaccination, the body experiences a quicker fighting response to the ...

HIVMA opposes The Gambia's unproven AIDS remedy

...hair Daniel R. Kuritzkes, MD. "President Jammeh is giving people false hope, while at the same time making them stop treatment that has been demonstrated to save lives." "Any treatment that claims to alleviate this devastating disease must be subjected to rigorous scientific scrutiny," he added. "A growi...

Statin treatment improves spatial memory in mouse models of Alzheimer's

...he mice had two swimming trials in the water maze, giving them a chance to learn how to reach a platform. Food was always available and safety makes taken during the entire trial. On the seventh day the animals were tested for spatial memory, in other words low long it took them to find the platform. The...

Novel system developed to turn data into real-time, interactive 3-D images

...lation of the volume-rendered object in real-time, giving physicians the ability to add and remove data, as well as to instantly view internal structures not otherwise visible. "Data viewing is rapid and allows accurate diagnosis in a fraction of the time that physicians must now spend using current ima...

Study shows continued success for new HPV vaccine against virus responsible for cervical cancer

...s of age. While controversy has been raised about giving pre-adolescent girls a vaccine for a sexually transmitted disease, Dr. Ault argues, "young women, young girls make very good immune responses to this vaccine, so that will enhance their protection." Researchers believe the vaccine will be effectiv...

High-dose anticlotting drug cuts heart attack, death risk in half

...?2, 2007, in Orlando, FL. Researchers found that giving patients at least 600 mg of clopidogrel before stenting, rather than the standard 300-mg dose, halved the risk of major complications associated with blood clotting, or thrombosis. In addition, the higher dose did not increase the risk of serious ble...

100 percent of pregnant women have at least one kind of pesticide in their placenta

... Mothers were informed of the study’s goals before giving their express consent. Thanks to gynaecologists, the nurses and the midwives who participated in the study, biological samples were extracted from the blood, the umbilical cord and the placenta during childbirth. The following day, an epidemiologi...

Dinosaur hearing, listening to muscle noise, quieter cubicles

... fluid dynamics to the study of brass instruments, giving improper scientific authority to some teaching statements and product descriptions (4pMU1). In wind instruments, an area of controversy has been whether their sound quality and responsiveness are significantly affected by the thicknesses of an instr...

Chemical maps hint at drug's effects on schizophrenia

...natures differed according to which drug was used, giving researchers a tool to explore the metabolic side e... "This study is extremely important because it is giving us more information about how these drugs work," added Ranga Krishnan, M.D., chairman of psychiatry ...

The quest for an effective HIV vaccine presents new possibilities, challenges

...nfection. Although rare, such antibodies do exist, giving hope to scientists that a vaccine to induce such antibodies can be designed. Drs. Johnston and Fauci conclude that a vaccine that prevents HIV infection by clearing the virus before cells become latently infected remains the goal. In addition, th...

Good behavior, religiousness may be genetic

...dea that religious individuals are more social and giving because of the behavioral mandates set for them is incorrect. "This study shows that religiousness occurs with these behaviors also because there are genes that predispose them to it." "There is, of course, no specific gene for religiousness, but ...

NT researchers discover breakthrough in malaria treatment

...eatment prophylaxis" is similar to the approach of giving travelers regular medication to protect them from infection, but can be applied opportunistically to people at high risk of infection in poor tropical communities." he added. A concern with such a policy is that the resistance will emerge quickly ...

Cancer-killing invention also harvests stem cells

.... Healthy cells contain a lot of decoy receptors, giving them a natural protection against TRAIL, whereas cancer cells mainly express the two receptors that signal cell death. During the death of the cancer cells, TRAIL is not depleted or used up in any way, and in fact, it stays active for many weeks ...

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