A liking for sweets, combined with novelty seeking, may predict alcoholism
...ponse to sweet taste (sweet liking) with a genetic vulnerability to alcoholism among children of alcoholic fathers....sponse to sweet taste (sweet liking) and a genetic vulnerability to alcoholism among children of alcoholic fathers. Sweet liking, however, is insufficient by itself...Fossils reveal direct link between global warming and genetic diversity in wildlife
...ulation, because each individual inherits the same vulnerability to diseases and other external threats. "When you decrease population size, you have the potential of eliminating much genetic diversity," Hadly explained. "That's what happened to pocket gophers during the Medieval Warm Period. We found that they un...Heart gene yields insights into evolution, disease risk
...populations of a variant in a gene that influences vulnerability to heart disease, biologists have found evidence that the gene has been influenced by the pressure of natural selection. What's more, this evolutionary pressure has influenced heart disease risk. An analysis of data on the genetic variation among 2,4...Using statistics to decipher secrets of natural mutation
..., guanine, cytosine and thymine that affect their vulnerability to modification and the accuracy with which they are replicated when cells divide. Particular nucleotide sequences, for example cytosine-guanine (CpG) dinucleotides, form "hotspots" regions that are particularly vulnerable to alterations that conver...Depression traced to overactive brain circuit
...at circuit over-activation is likely an underlying vulnerability trait, say the researchers. Because of its ability to unmask what appears to be a trait marker for major depressive disorder, the researchers suggest that tryptophan depletion may be a useful tool for studying the genetic basis of depression. ...Deserts and rainforests are equally productive during drought
...riability itself will increase the sensitivity and vulnerability of the ecosystem with the same impact as reducing the precipitation. Other investigators included Travis Huxman of the University of Arizona who was co-author; Philip A. Fay of the Natural Resources Research Institute, Duluth, Minn.; Alan K. Knapp ...Finding the hole in the defenses of cavity-creating microbes
...ivey and graduate student Elizabeth Fozo discuss a vulnerability of S. mutans, a bug that infects almost everyone. Scientists have known for some time that the microbe specially modifies itself once it starts producing acid in the mouth. The Quivey group has shown that the changes include shuffling fatty acids in......nedy agreed. "It should go without saying that the vulnerability of the world's poor will be multiplied many-fold if global warming causes significant melting of one or both of the polar ice sheets," Kennedy said. "Yet, exacerbation of poverty around the world, whether from flooding, reduced crop yields or increas...Two billion vulnerable to floods by 2050; number expected to double or more in two generations
... interest in natural disasters as well as regional vulnerability and response capabilities," says Dr. Janos Bogardi...can Republic in recent weeks underline the extreme vulnerability of developing countries," Dr. Bogardi said. "While economic losses due to natural disasters destroy...Male susceptibility to disease may play role in evolution of insect societies
...ehavior in these creatures, suggest that this male vulnerability has shaped certain behaviors in social insect colonies. These behaviors, they say, are designed to minimize the risk of disease transmission in a colony. Division of labor is a prime example. While colonies vary widely in the total number of indivi...Brace therapy for osteoarthrisis, legal issues in TBI research, prosthetic fitting
...nclear ethical issues in research include defining vulnerability and informed consent, determining competency and decision-making capacity, and using caregivers as study participants. Investigators argue clearer regulatory guidance on research involving patients with cognitive impairments is needed. "Liner" cl...Comprehensive study: We know little about environmental effects on kids
...dren differ from adults in terms of their biologic vulnerability to environmental agents such as lead, mercury, pesticides, and smoke makes clear how little is known about how environmental factors affect children. The 200-page supplement, sponsored by the Environmental Protection Agency, is the most comprehensi...JCI table of contents, 2 April 2004
.... TITLE: Bim regulation may determine hippocampal vulnerability after injurious seizures and in temporal lobe epilepsy AUTHOR CONTACT: David C. Henshall Robert S. Dow Neurobiology Laboratories, Portland, Oregan, USA. Phone: 503-413-5260 Fax: 503-413-5465 E-mail: dhenshall@downeurobiology.org View the PDF of thi...Radioactive and toxic waste site plans are a recipe for disaster, says Rutgers sociologist
...kely," said Clarke. "I think that we are at great vulnerability for massive disasters." Clarke asserted that whi... population density in the United States makes our vulnerability increasingly high. Interdependence facilitated the rapid spread of the SARS virus, while the traged...1,136 scientists call for protection of deep-sea corals
...can have time to learn the distribution, value and vulnerability of deep-sea coral and sponge ecosystems." "If present trends continue, we don't have much time," said Dr. Lance E. Morgan, Chief Scientist of Marine Conservation Biology Institute, the other author of the Scientists' Statement. "Once trawlers clean ...Researchers-again-pinpoint why stress kills
...rimentally in anesthetized rats to investigate the vulnerability to ventricular arrhythmias as well as the efficacy of antiarrhythmic drugs. Results The researchers found the following: Sucrose intake was significantly reduced in rats exposed to four weeks of CMS. The reduced sucrose intake and sucrose prefere...Pacifying bacteria prevents lethal post-op infections
...as, Alverdy's team has found, detect an ill host's vulnerability by sensing chemicals that indicate stress. They respond like a rival nation -- unhappy with its own boundaries and discovering weakness in a neighbor -- by invading, boring their way through the bowel wall and into the blood stream. "At this point, ...New study finds evolutionary diversification in Hawaiian spiders
...rdinary diversity that evolved in isolation is its vulnerability to change and to invasive species that are now flooding in as a result of human traffic, Gillespie noted. "The danger of species extinction is humongous in these islands," she said. "Part of what I'm doing is documenting these species, which hav...Bridging the gap between genetics and motivations to drink alcohol
... concerning what is inherited and how that genetic vulnerability is manifested," added Kenneth J. Sher, Curators' P... for positive reinforcement. Furthermore, genetic vulnerability to depression or anxiety or depression could serve as the foundation for drinking to alleviate negat......the brain that drive excessive drinking and create vulnerability to relapse. Specifically, the researchers will study the viability of utilizing new compounds, designed at Scripps Research or elsewhere, to modulate the neurological effects of alcohol and reduce excessive intake or relapse. "Once we know the circu...