Social Disruption Leads To Shorter Survival In Monkeys With AIDS
...nd having a change in housing is linked to shorter survival in monkeys infected with a virus that causes AIDS. Moreover, such disruptions in living circumstances seem to have a more serious impact if they occur when a monkey is first infected rather than at later stages of the disease, according to Jo...Colorado State Research Indicates Two TB Vaccines Show Promise
...h vaccines tested at Colorado State give long-term survival against virulent infection that would normally kill animals in a few weeks," Orme said. "Both also prevent tissue destruction and actual disintegration of lung tissues seen in people with active TB." While not at present as effective as BCG in anima......aged by broodstock spawning success and highlarval survival rates through metamorphosis. Research will contin...ecundity yield of the broodstock andincreasing the survival rate of fry during weaning. Grow out trials in HarborBranch's recirculating saltwater systems and i...Discovery Of Plant-Like Metabolic Pathway In Common Parasites Supplies New Targets For Therapy
...malaria -- share a metabolic pathway essentialfor survival in many plants, fungi and bacteria but not found in mammals. Thisfinding provides many new targets for anti-parasitic medications, including thepossibility of medicines related to currently available herbicides. In the June 25 issue of the journal &#...Scientists Learn How Cells Limit Their Stress
...el ofchaperones is critical to the balance of cell survival and cell death." The cell's need for relief accounts for an earlier finding: that the cellproduces high levels of chaperones only briefly, even if stressful conditionspersist. This self-limiting response suggested a feedback loop in whichchaperones c......enetic bottleneck." Theresearch indicates that the survival of tropical forests could be far morecomplex than was known before and that new approaches to conservation strategiesmay be needed. "The key is to understand how much genetic movement there is betweenfragments of forest," said Dr. James Hamri...News Backgrounder: Duke Primate Center Successfully Fosters Mysterious Aye-Ayes
...d Morticia on the animals -- alsoworks against its survival in its homeland of Madagascar. Superstitious Malag...n -- who hasn't received an official name sincehis survival remained uncertain -- began with a round-the-clock feedingschedule. Every two hours, Primate Center ......t strain of mice. These altered DCs prolonged the survival of the newheart grafts in mice compared with mice who received donor hearts and DCs thathad not been genetically modified with TGF$1. "In another tissue culture study, the Pittsburgh investigators foundthat DCs genetically altered with an ade...Molecular Marker May Identify Bladder Cancer Patients Most Likely To Recur
...These patients showsimilar rates of recurrence and survival as patients with normal p53 and p21."We reasoned that if p21 is expressed despite alterations in p53, then cell cycle control might be maintained and the tumorswould be less likely to progress," says Cote, USC associate professor ofpathology and urol...Clever Chemistry Protects Beetle Babies
...traight to the field where the ultimate testis its survival in a bug-eat-bug world." One of the hundreds of different chemicals produced by E. borealis is anecklace-like structure of 280 atoms forming one single large ring.With no other defenses than this, the beetle pupae are rarely disturbed. Hungryants...Purdue Golf Course Serves Double Duty As Research Lab
...er environmental advantages. Improving tree survival in suburbia New home construction often leaves a neighborhood with no trees, and compounding the problem is that new trees don't seem to do well in new home developments. Soil compaction from construction equipment; the lack of topsoi...Cultured Neural Stem Cells Reduce Symptoms In Model Of Parkinsons Disease
...dopamine, butalso growth factors that enhance cell survival and integration. If all goes well, cultured neural stem cells could be applied in humanclinical trials in the next 2 to 3 years, Dr. McKay says. The biggest obstacleto this type of therapy now may be controlling what the cells do once they ...USGS To Present Diverse Research At ESA Annual Meeting
... survival. Evidence of sex-specific differences in survival and movement were also found. Some results were consistent with predictions, while some were not. This typeof experimental approach holds promise forinvestigating other questions about effects of landscape alteration onvertebrate population issues. ...A 300-Million-Year Old Twosome: The Cycad And Its Pollinator
...nts and pollinators,demonstrating that the cycads' survival is contingent upon the preservation oftheir ecosystem. Pollination -- the transfer of the sperm-cell-loaded pollen from themale structure to the female structure for germination -- involves separate maleand female cycad plants with reproduc...University of Kentucky Neuroscientist Develops Unique Device For Treatment Of Brain Tumors
...entist has shown promising earlyresults in patient survival times in treatment of malignant gliomas, the mostc...herapy, such asnausea, hair loss and fatigue. The survival rates of patients who have triedSerodur is even more impressive. "Most patients with recurre...Duke Studies Show That Environmental Effects Of Dams Extend To Insect Life
...ation, and found this significantly increasedtheir survival rates. "What my research showed me is that the absence ofarmadillos has contributed largely to the hyper-abundance of ants on the smallislands," Rao said. Rao went on to investigate the environmental consequences of this"hyper-abundance." Aft...Fruit-Eating Birds Discovered Crucial To Rainforest Survival
...rn and Central Africa depends in large part on the survival of magnificentfruit-loving birds known as hornbil...rtant for rain forest regrowth and survival. "The survival of the rainforest appears to rely to a large degree on thehornbills' ability to disperse seeds of so...Scientists Discover Two Modes Of Aging In Fruit Flies
..., is in limited supply, female medflies slip intoa survival mode, delaying reproduction even until an advanced age. But as soonas a complete diet is available, they shift into high gear, producing eggs andaging rapidly. The researchers compared the fertility and life span of 2,500 medflies receivinga diet of ...Two Modes Of Aging Discovered In Fruit Flies
..., is in limited supply, female medflies slip intoa survival mode, delaying reproduction even until an advanced age. But as soonas a complete diet is available, they shift into high gear, producing eggs andaging rapidly. "The findings suggest that reproduction may be one of the key pacemakers ofaging," says ......k pollutants to disrupted hormone levels and lower survival ratesamong the young, believed to be caused by a large part of toxic pollutantscarried over from the mothers during lactation. Environmental Pollutants In Top Predators From The Norwegian Coast And Arctic Janneche Utne Skaare, National Veterinary Ins...