Veterans with Gulf War syndrome have damage in specific, primitive portion of nervous system
... not usually aware of. This is another part of the explanation as to why Gulf War syndrome is so elusive and mysterious," said Dr. Haley. Previously, isolating pure parasympathetic brain function was difficult. In the new study Dr. Haley and his colleagues used a technique that monitors changes in approxima...No role for simian virus 40 in human pleural mesotheliomas
...0 and pleural mesothelioma and provides a possible explanation for the discrepancies in the results obtained by different groups. Researchers at Memorial Sloan-Kettering Cancer Center (MSKCC) used several independent methods to detect SV40 DNA, SV40 RNA, and SV40 proteins in human pleural mesothelioma samples an...22nd amino acid synthesized and added to genetic code of e. coli bacteria
...work in cells. The importance of their work is the explanation of exactly how the 22nd amino acid is incorporated into proteins inside living cells. The genetic instructions to put pyrrolysine into proteins follows a traditional path that many scientists had not predicted. For decades following the discovery of ...USC study links historical increases in life span to lower childhood exposure to infection
...etter. "Most people have been looking for an explanation for health change among the old in current conditions," Crimmins said. "We're saying that part of the roots of health in old age lie in childhood. That is what makes this study different because we started looking at the person and their living condi...Complex cells likely arose from combination of bacterial and extreme-microbe genomes
...theory, known as endosymbiosis, has been a popular explanation of how eukaryotic cells acquired smaller components to carry out cellular processes. According to the report, modern eukaryotes obtained genes required to operate the cell from the bacterial side of the family, and the information-carrying genes fro...Anti-cancer compound in vegetables found to block late-stage breast-cancer cell growth
...s show that tubulin disruption may be an important explanation for SUL's antiproliferative action." "These findings are significant since SUL's actions appear similar to a group of anticancer drugs currently in use, such as Taxol," Singletary said. SUL is studied extensively for its effects against cancer. Prev...Humans march to a faster genetic 'drummer' than primates, UC Riverside research says
...of the Journal of Molecular Biology that gives one explanation for why humans and primates are so closely related genetically, but so clearly different biologically and intellectually. It is an established fact that 98 percent of the DNA, or the code of life, is exactly the same between humans and chimpanzees. ...Evidence for sympatric speciation by host shift in the sea
...sympatric speciation by host shift is the simplest explanation for the pattern of habitat use and current-day geographic range of the new species. The ecology of coral-dwelling gobies closely matches that of leaf-eating insects, another group of animals for which sympatric speciation by host shift has been repor...Scientists visualise cellular handmaiden that restores shape to proteins
... The team believe their structure leads them to an explanation of how the molecule works. Properly folded proteins tuck away the elements that don't mingle well with water - a property known as hydrophobicity - inside their structure. Denatured proteins with their mis-organised shape allow normally hidden elemen...Size does matter when choosing a mate
...f the National Academy of Sciences , are the first explanation for a rule identified over forty years ago by German scientist Bernhard Rensch. Rensch's rule, as it has become known, says that the ratio between the sizes of the sexes is related to body size with very few exceptions throughout the animal kingdom ......slugs and maggots; this final theory provides some explanation for the association of spiders with disease. There are many misconceptions surrounding spiders and disease-from them being the alleged causes of the great plagues to the cause of skin ulcers. Dr Isbister comments: "The current myth asserts that ma...LA BioMed Medical/Research Briefs, July/August 2004
... Ethnic Breast Cancer? New research provides more explanation as to why more black women die of breast cancer than white women, despite the evidence of breast cancer incidence being higher among white women. According to LA BioMed investigator Rowan Chelbowski, M.D, Ph.D., results of the study show a significa...Virtual counselor supplements traditional genetic counseling
...g among low-risk women," Green said. "One possible explanation is that women were able to go through the program at their own pace, re-read sections and learn using multiple formats and simple examples." Most women at low risk for carrying a BRCA1 or BRCA2 mutation mistakenly estimated their risk of cancer t...Double-segment periodicity underlies 'odd' segment generation in centipedes
...ity of Ireland at Galway, have provided a possible explanation for this puzzle. Chipman and colleagues studied the millimeter-sized embryos of a long and thin centipede, Strigamia maritima, collected on the coast of north-eastern Scotland, and looked at how the segments of this animal are formed. The number of s...Bone, enamel, dentine, milk & saliva share gene family
...ly looking in this chromosome region for a genetic explanation of baboon tooth shape, where they found a series of genes with similar structures, but that all were involved in calcium binding. Kawasaki used existing data on humans, mice, chicken and zebra fish along with data collected from the DNA of fugu or p...JCI Table of Contents, 15 July 2004
...n shown to protect mice from atherosclerosis. One explanation for this is that apoA-IV has anti-inflammatory pro... building connective tissue. While this molecular explanation seemed to hold true for many of the disease characteristics, there were several that could not be ex...New drug shows promise against Gleevec resistance in mice
...cer patients at UCLA, has long been hunting for an explanation of Gleevec resistance. Deftly moving between the clinic and the research lab, Sawyers has been at the center of understanding why Gleevec works for some patients, but stops working for others. In September 2000, HHMI investigator John Kuriy...Oxygen sensing in worms may hold key to healthy blood pressure in humans
...ence for a lower concentration of oxygen led to an explanation of aggregate behavior, long observed in laboratory nematodes, called "bordering and clumping," in which large numbers of the worms gather around the border of a Petri dish. "Bordering and clumping turns out to be a laboratory artifact," says Marletta...Mitochondria in spinal cords is ALS target according to UCSD medical researchers
...as the focus of ALS toxicity and provide the first explanation of how a mutant protein called SOD1 that occurs in all cells in the body is damaging only to specific neuron cells. The result is ALS, a progressive degeneration of motor nerve cells in the spinal cord that leads to wasted muscles and premature deat......e," Caspari said. "This research provides a simple explanation for which there is now concrete evidence: modern humans were older and wiser."...