Tag: "behavior" at biology news

Register now for the 2000 AAAS Annual Meeting

...atment of pain the future of space travel social behavior among primates and humans functional foods: research and marketing studies of urban sprawl from space the use of math in Hollywood and daily life HOTEL INFORMATION Please call the Washington DC Convention and Visitor Association (WCVA) toll free ...

Genes pertaining to 'maleness' evolve more rapidly than their non-sexual counterparts

...volution of male genes is indicative of the sexual behavior of the species. Chimps exhibit very promiscuous behavior. A female may mate with numerous males during her receptive phase. The competition to attract a mate, as well as internal sperm competition, puts intense pressure on chimp male genes to evol...

Too large portions encourage overeating by preschoolers

...y, the first with children, shows that the learned behavior of ignoring internal hunger cues has very early roots, reaching back to the preschool period. Portion control in our overfed society is as important for preschoolers as it is for adults, Rolls adds. The study is detailed in a paper, "Serving Port...

Columbia University establishes David Mahoney Center for Brain and Behavior Research

...ng program as well as a professorship in brain and behavior research. "The Center, named in recognition of David Mahoney's outstanding national and international contribution to brain science, could not come at a better time for Columbia," says Howard Hughes Senior Investigator and University Professor Eric K...

Brain neurochemicals, not gender, tell a female to act like a female

... , say that brain processes responsible for social behavior typical of females, for example, aren't necessaril...eversed. The sneaker males (type II), whose vocal behavior is more like females, exhibited responses to the chemicals that were almost identical to females, ra...

Up to one-third of all cancer cases may be prevented by healthy diets and exercise, notes FANSA

...is cause for alarm. We need to initiate changes in behavior now, in order to reduce the number of cancer-related deaths in the years to come." The FANSA Statement, "Diet and Cancer Prevention in the United States," specifically urges Americans to take the following steps to reduce their cancer risk: Eat p...

New Science study revisits the debate over bird parents, predators, and family planning

...the forces that drive evolutionary changes in bird behavior and life history "may help us better assess the vulnerability of different species to extinction or population problems," researcher Thomas E. Martin says of his latest study, appearing February 25 in the journal, Science. In tropical and southern ...

Study suggests that logging may affect monkey health

... areas that have been logged may affect the social behavior of the monkeys. "My study shows that the groups living in the logged forests are less stable, and male mangabeys in these groups are much more likely to strike out on their own," he says. Like most Old World monkeys, mangabeys spend most of their liv...

University of Colorado salmon study spawns new insight into human brain aging

...nd vibration senses, which are important in sexual behavior of salmon, also functioned despite build-ups of beta-amyloid deposits and APP in those areas of the brain, she said. "Instead of being murderers, amyloid plaques may be allies of the brain during times of stress and trauma," said Jones. "Our work ...

NC State scientists confirm second toxic pfiesteria species

... to fish. Burkholder said that the life cycle and behavior of P. shumwayae are identical to those of P. piscicida. Like P. piscicida, the newly described species has a complex series of life stages, most of which are nontoxic. "So far, we've confirmed that 19 of its stages are similar to those of piscicida, ...

More news is good news

...t public understanding, and perhaps even encourage behavior change over time." All three Food For Thought studies were conducted by the Center for Media and Public Affairs, a non-profit, non-partisan organization specializing in scientific studies of how media treat social and political issues. An executive...

Environmental and genetic factors influence development of psychiatric disorder

...ollable change" varies with the part played by the behavior of the individual in the occurrence of the event. The research was supported in part by the National Institute of Mental Health. The Journal of Health and Social Behavior is a peer-reviewed quarterly publication of the American Sociological ...

Finding the right recipe: Researchers tailor magnetic nanoparticles for medical treatment & diagnosis

... atomic-level interactions and the macroscopic behavior that we want in these materials." The energy barrier between magnetic states -- which he likens to a hill that requires a certain amount of energy to climb over -- is proportional to the size of the particle as well as magnetic interactio...

Mice show how to calm anxiety

...e lacking Crhr2 showed a higher level of anxious behavior than did normal mice. They also found that male mice that lacked a single copy of the Crhr2 gene showed anxiety levels that fell somewhere between those seen in normal mice and those in mice that lacked two copies of Crhr2 . In additional experime...

Sea slug's shopping habits dictated by hunger, scientists report

... the National Academy of Sciences. Such avoidance behavior is important for marine snails, because any time s...ple body form and a very simple brain, is that its behavior is organized hedonically, much like ours," he said. "If an animal's internal state changes, its res...

Unique study reveals new details on how genes are transcribed

...r mechano-chemical conversion processes and reveal behavior which would be averaged out in traditional bulk experiments." The Berkeley team made their observations using an "integrated laser trap/flow control video microscope" which was designed and built under the direction of Bustamante, who heads the Adva...

Monkeys pay one another for work

...he Living Links Center modeled the natural hunting behavior of capuchin monkeys. In the wild, these primates pursue a prey as a group, but only one actually makes the capture. That individual ultimately shares the meat with the rest of the group. Dr. de Waal examined how same-sex pairs of brown capuchins ...

Video cameras reveal seals, whales, and other marine mammals take a laid-back approach to deep diving

...xygen consumption during dives. By matching diving behavior with physiological monitoring, Williams was able t..., but the result is a very detailed look at diving behavior and energetics," Williams said. "It really gives you a sense of how finely tuned these animals are t...

Studies of marine mammals indicate a "breathtaking" ability to dive to great depths

...National Science Foundation (NSF), who studied the behavior of Weddell seals in Antarctica. Using a miniature...tion to Weddells, other research teams studied the behavior of a northern elephant seal diving in Monterey Bay, Calif., a trained bottlenose dolphin diving offs...

UCSF researchers find link between vitamin C and gallbladder disease

...t know they had gallstones, changes in diet or behavior after learning of gallstones could not account for the results, said Simon. Finding the relationship between vitamin C and asymptomatic gallstones strengthens the hypothesis that low levels of vitamin C may be a risk factor for gallbladd...

1 2 3 4 5 6 7 8 9 10

(Date:4/17/2014)... April 17, 2014 By discovering a new mechanism ... a stroke, researchers at UC Irvine and the Salk ... may limit or prevent stroke-induced brain damage. , A ... cause of death and primary reason for disability in ... a stroke and lets blood-borne material into the brain, ...
(Date:4/17/2014)... EcoHealth Alliance, a nonprofit organization that focuses on conservation ... today examining the current state of knowledge of the ... improved global surveillance strategies to combat the emergence of ... in West Africa that has claimed the lives of ... According to the World Health Organization (WHO), the ...
(Date:4/17/2014)... has the potential to ward off depression among retirees, ... published online in The Journals of Gerontology, ... In the article " Internet Use and Depression Among ... Analysis ," the authors report that Internet use reduced ... among their study sample. , Late-life depression affects ...
(Date:4/17/2014)... and their partners have found that their proprietary microbicide ... of multiple sexually transmitted infections (STIs) in both the ... 2 (HSV-2), and human papillomavirus (HPV). The USAID-funded study ... effective against multiple strains of HIV, and has a ... viruses of at least eight hours prior to exposure. ...
(Date:4/17/2014)... N.C. April 17, 2014 Meaningful long-term ... advanced cancer of the abdomen when treated with ... according to a first-of-its-size analysis by physicians at ... Baptist has the largest reported, single-center experience with ... A. Levine, M.D., and analysis of 20 years, ...
Breaking Medicine News(10 mins):Health News:Study IDs new cause of brain bleeding immediately after stroke 2Health News:Re-emergence of Ebola focuses need for global surveillance strategies 2Health News:Re-emergence of Ebola focuses need for global surveillance strategies 3Health News:Internet use may cut retirees' depression 2Health News:Animal study provides first evidence that gel can prevent multiple virus transmission in vagina/rectum 2Health News:20 years of data shows treatment technique improvement for advanced abdominal cancer 2
Other Tags
thwartinginfectsstreptococcuscatchprogrammanagementdespiteaccutanehemophiliarootsderivativeplantcueappalachiansinsecureassert