Lack of specific brain protein causes marked deficits in learning, memory
... the study's lead author. The researchers compared behaviors of normal mice to those of three sets of genetically altered mice each of which was missing a specific protein involved in releasing neurotransmitters. The mice lacking the RIM1 alpha protein, unlike the others, lacked the ability to learn the loc...Scientists develop new cloning technique that dramatically shortens the search for genes
...co plant proteins that are known to modulate their behaviors in response to calcium." This finding led the research team to conclude that the DMI3 gene may play an important role in the plant's response to calcium oscillations. Last month, a Dutch and French research team published similar results in the journ...Wasps' brains enlarge as they perform more demanding jobs
... role of neuroplasticity in driving complex social behaviors such as the division of labor. The wasps he stud... We are trying to get a handle on how such complex behaviors are driven." The next step for the researchers involves marking workers on the first day of life an...Obesity drug inhibits prostate tumor growth
...ling unintended activities along with the intended behaviors targeted by the drug offers a systematic way to simulate how a drug will work, before it is actually tested in animals and humans. Given the time and cost inherent in developing new treatments, activity-based proteomics screening opens up a new rou...Educational program increases some safety behaviors for older drivers
...sk, visually impaired older drivers increased some behaviors that should help reduce risk for future collisions; however, the program showed no effect on the actual rate of collisions for the period covered by the study, according to Cynthia Owsley, M.S.P.H., Ph.D., professor of ophthalmology and director of t...Adolescent brains show reduced reward anticipation
...oung people drink alcohol and engage in associated behaviors such as drinking and driving and sexual risk-taking. That understanding also will be critical for shaping prevention messages that deter such behaviors," said Ting-Kai Li, M.D., Director, National Institute on Alcohol Abuse and Alcoholism. "With toda...Rare ant may help solve some mysteries of social evolution
...t make them a real scientific find. Studying these behaviors closely may give researchers insight into some of the riddles of social evolution. While L. minutissimus is a parasite, it doesn't appear to stage the bloodthirsty coups common to its slave-maker ant relatives. Rather, it behaves much like the unwelc...Bridging the gap between genetics and motivations to drink alcohol
...ay influence their motivation to drink, leading to behaviors that increase the risk for alcoholism. Particularl...r motivation to drink, which can, in turn, enhance behaviors that increase the risk for alcoholism. "We were interested in learning if beliefs about alcohol p...Scripps Research receives $3 million anonymous donation
... to empower the spirit and address the destructive behaviors associated with alcoholism. These are important approaches, however, the center will seek to complement them through the development of new medications to treat alcoholism--particularly drugs to help prevent relapse. Prospects for enhancing traditio...Ability to smell food regulated by enzyme's interaction with RNA interference pathway
...versity of Utah suggest new ways of regulating the behaviors that allow us to smell food, learn, and remember. Brenda L. Bass, Ph.D., professor of biochemistry at the U School of Medicine and a Howard Hughes Medical Institute investigator, and Leath A. Tonkin, a graduate student in her lab, published their fin...Automated analysis of bee behavior may yield better robots
...a system that can learn executable models of these behaviors and then run the models in simulation. These simulations, Balch explained, would reveal the accuracy of the models. Researchers don't yet know if these models will yield better computer programming algorithms, though they are hopeful based on what pr...With optical 'tweezers,' researchers pinpoint the rhythmic rigidity of cell skeletons
...sics, was the first person to observe the rhythmic behaviors that appear to originate from endothelial cytoskeletons. And Laura Morkowchuk, a sophomore bioengineering major, is studying the effect of the cytoskeletal rhythm on the transport of proteins from the blood stream to a cell's interior substrate tiss...Study finds new mothers are resistant to stress
...ure? Is the stress response suppressed because of behaviors that occur during motherhood, such as those directly involving nurture and care for their young, or is it mediated by the very different hormonal environment within the postpartum female?...Press briefings at The Gerontological Society of Americas 56th Annual Scientific Meeting
... of cancer among older persons, from decisions and behaviors of screening to long term survival, and to do so across diverse populations. (The briefing will present relevant information from the following presentations: "Cancer And Aging Interest Group: Age And Ethnic Differences From Screening To Survivorship...Plants' circadian clocks tune into latitude to enhance fitness
...uthor on the paper, and his team studied circadian behaviors of Arabidopsis plants obtained from different area...arents, it's commonly interpreted to mean that the behaviors in question are the products of interaction of multiple genes. Our study doesn't negate that there a...Mutant gene linked to obsessive compulsive disorder
... characterized by repetitive unwanted thoughts and behaviors that impair daily life. "In all of molecular medicine, there are few known instances where two variants within one gene have been found to alter the expression and regulation of the gene in a way that appears associated with symptoms of a disorder,"...How many fish in the sea? Census of Marine Life launches first report
...gging technologies to study migration patterns and behaviors of large open-ocean animals and the oceanographic ...research shares the need for comparing species and behaviors that colonize and sustain isolated populations. The number of species known to inhabit the active ge...Rutgers geneticist to battle autism with $3.7 million NIH grant
...idual characteristics that make up the spectrum of behaviors that constitute this disorder," said Brzustowicz, who is also a board certified psychiatrist and associate professor of psychiatry at UMDNJ. "In doing so, we hope to be able to more easily find the genes that are linked to specific components, one a...NSF awards $31.9 million in grants to study biocomplexity in the environment
...standing of natural processes and cycles, of human behaviors and decisions in the natural world, and of ways to use new technology effectively to observe the environment and sustain the diversity of life on Earth," said Rita Colwell, director of NSF. "By placing biocomplexity studies in an environmental conte...Researchers discover genes that distinguish human, nonhuman primate brains
... effects of hormone replacement therapy and social behaviors of primates. Leading researchers located worldwide seek to collaborate with Yerkes scientists....