International functional genomics study looks for genes that cause drug tolerance and dependence
...longer periods of time without becoming physically dependent on them. "In general life, tolerance and depende...n medications, and, therefore, become tolerant and dependent on them. The next step will be to administer morphine to both groups of mice. This will show which g...Study may direct solutions for air pollution disease affecting agricultural, industrial workers
...velopment of chronic LPS-induced airway disease is dependent on the presence of neutrophils. Mice that were depleted of circulating neutrophils had markedly less lung inflammation and demonstrated little evidence of LPS-induced airway hyperreactivity or airway remodeling (expansion of the subepithelial matrix)...Ultrasound shown to be potentially safe, effective way to kill bacteria
...ran. He says, "The efficiency of an NCU device is dependent on the properties of the transition layers on the piezoelectric material which create the high acoustic pressure ultrasound waves in air. This principal, in conjunction with new materials, is applied in the new patented NCU device developed for deco...Supervised exercise program is an effective remedy for cramping leg pain
...esult, many are so unfit they become housebound or dependent on others," he says. "In a gym setting such as a cardiac rehabilitation program, with staff monitoring and encouraging them, they're more likely to keep it up. The rewards are obvious: Studies show that patients who exercise three or more times a w...... old memories stored in our cortex return to being dependent on the hippocampus after they are reactivated, an instance of systems reconsolidation." This time Dr. Nader's findings may also explain why the memory we have of an accident scene, for example, can be tampered without our knowledge. In this instanc...Stung by success: Intensive farming may suppress pollinating bees
... bee Apis mellifera. "Right now we are really very dependent on that species," said Kremen. "If something happe...g bees many years ago to improve yields and became dependent on them as the size and concentration of farms increased. Typically, farmers whose lands are located...GSA release 02-55: Dec. Geology & GSA Today media highlights
...(e.g., volcanic ash). Gully formation is therefore dependent upon both favorable climatic conditions to produce and sustain liquid water and the presence of impermeable subsurface layers to collect the groundwater. Gullies may mark the distribution of subsurface impermeable layers globally, and are prime targe...LSUHSC research shows drug blocks enzyme that activates bacterial and viral toxins
... from other viruses and bacteria whose toxins are dependent upon furin activity for activation. Besides Pseudomonas and anthrax, these include Ebola, clostridium, diphtheria, shiga, RSV, HIV-1, infectious bronchitis and yellow fever among others. Dr. Lindberg was recently awarded a grant by the National ...Scientists discover role for Cdk4 in making cells cancer resistant
...nes & Development details a requirement for cyclin dependent kinase 4 (Cdk4) gene expression in Ras-induced oncogenesis -- highlighting Cdk4 suppression as a potential therapeutic tool to combat the ~30% of human tumors in which the Ras oncogene is activated. Cancer results from the acquisition of mutations in...OXiGENE, foundation fighting blindness sign research agreement for phase I/II clinical trial
...Journal of Pathology,investigators concluded that, dependent on dosage, CA4P can inhibitgrowth of abnormal vasculature -- with no apparent side effects noted....Livestock in salt marshes help farmers and geese
...a large scale, the geese are likely to become more dependent on pastures. This is the conclusion reached by biologists from the University of Groningen in a Technology Foundation STW project. Each spring about 200,000 Brent Geese depart from England and France to the Siberian tundra to breed. En route they des...Scientists identify motor that powers parasitic cell invasion
...e Apicomplexa family of parasites are all strictly dependent on an unusual gliding motion to get into cells. If the parasite can't get in, it can't establish an infection," she says. Once the parasite docks with the host cell it sends out proteins that bind tightly to host cell receptors and create an indented...Opioid medications a good bet for shingles-related pain
...family members expressed concern they would become dependent on the medications. The most common side effects were constipation, nausea, dizziness, drowsiness, loss of appetite and dry mouth. These were more common from opiates than the other medications....Identification of the first gene in posttraumatic stress disorder
...ns of brain dopamine reactivity may be genetically dependent and expressed in behavior. Based on the above, researchers at the department of psychiatry at the Hebrew University in Jerusalem investigated a gene coding for the dopamine transporter (DAT) that is located pre-synaptically on dopaminergic neurons....Neural signal that helps wire up brains movement circuit identified
...rain from the internal and external environment is dependent on the sensory system. Sensory neurons carry information about muscle tension and body position to motor neurons in the spinal cord to control muscle contraction. The researchers took pieces of spinal tissue from embryonic mice and found that sensory...Rockefeller researchers provide the first functional evidence for mammalian pheromone receptors
...al behavior of males toward females, which is also dependent on a functioning VNO. Compared to their normal counterparts, the mutant males tended to mount females fewer times, and the more they were exposed to females, the less they mounted. Normally, male and female mice that spend time together engage sexu...Men are faster than women. but does that mean bets should always be placed on colts?
... ancestors of the dog as a predatory species, both dependent on running, it is tempting to speculate that natural selection operated on the running ability of both males and females of these species. In contrast, archeological evidence suggests that human ancestors were tool users and may have had gender-spec...A unique hemoglobin may help the baby kangaroo's journey to the mothers pouch
...f kangaroo, known as the Tammar wallaby, is highly dependent on it's mother's pouch for its most crucial phase of development: immediately after birth. These native Australians are born after just 27 days of gestation, weighing in at a scant 350 milligrams. At birth, their eyes are not yet connected to their b...NIGMS and NSF grants join math and biology
...al research in the 21st century will be critically dependent on collaboration between biologists and scientists in other disciplines, such as mathematics. The NIGMS-NSF partnership exemplifies the type of interdisciplinary cooperation that the new awards promote," said Dr. Judith H. Greenberg, acting director......nimals in terrestrial ecosystems that of "density dependent mortality." Basically, when a species population size is low, the mortality rate will also be low predators tend to target species that are more abundant. And when a species population is high, the mortality rate will increase, as predators take adv...