ASU Scientists Join NASA Astrobiology Institute
...researchers are all united by a centralquestion -- does life exist beyond the earth? Now, thanks to a new NASA research initiative, these disparate efforts will be connectedby more than their goals. ASU is one of 5 university partners selected for membership inNASA's new "virtual" Astrobiology Instit......e vesicle, there were clear differences." But what does this variability mean for the sea slug? "I can summarize that in three words," says Zare. "I don't know. Not yet. Is it the difference between mature and immature vesicles? Is it the difference of some control? I don't know." It's one thing to read i...University Of Pittsburgh Scientist Discovers How A Novel Vitamin K Stops Cancer Cell Growth
...roteins inside liver cancer cells. However, Cpd 5 does notinterfere with another group of enzymes called protein tyrosine-kinases, whichadd phosphate groups to these same proteins. The result is an excess of what are calledtyrosine phosphorylated proteins, which trigger a variety of activities withincel...Ulcer-Causing Bacteria Found In Central Pa. Surface Water
...jority of people in the world. In most people, it does not cause any disease. In a small percentage of individuals, the organism causes serious consequences. It is now accepted that H. pylori is the cause of most duodenal ulcers and between 70 and 80 percent of gastric ulcers. In the late 1980s, a lin...Micro-Plants Yield Pharmaceutical New Wave
...ns that while our microalgae may look the same, it does contain unique compounds with the potential to solve future needs for drugs, including anti-cancer agents and urgently-needed antibiotics," says Dr Blackburn who has been investigating the properties of microalgae for 20 years. Dr Blackburn s...Spinach Enzymes Neutralize Explosives
...n othermethodsof explosives disposal. The process does not require any special equipment, hardware orsoftware,and thus has very low capital costs. As a result, the enzyme digestive process may be done atsitessuch as military bases or explosives stockpile depots rather than moving explosivescross-country......istributionprincipally to lymphoid tissues, and it does not permit entry of animalherpesviruses. HveB has ...ly related to the poliovirusreceptor, which itself does not mediate entry of HSV-1 or -2 but does allowentry of the porcine and bovine herpesviruses mention...Waste Asphalt Doesn't Pollute Groundwater, UF Researchers Say
GAINESVILLE, Fla.-- Old asphalt scraped off roads does not bleed toxins intogroundwater and is safe to u...ndwater, Page said. Because of these concerns, DOT does not commonlyuse the material as fill, he said. For the tests, Brantley and Tim Townsend, an ...Chern Memorial Award Presented To Wistar Institute Postdoctoral Fellow
...s Dr. Berger. "He is widely citedin his field and does a service to us at The Wistar Institute by being veryinteractive and helping us widely with technical questions. I am very pleasedto have him working in my lab." Dr. Barlev's research focuses on the improperregulation of chromatin acetylation, whic...EPA And UC Researchers Find Bacteria That Can Destroy Giardia Cysts
... be found in crystal clear mountainstreams. "There does seem to be an association with wildlife," saidKinkle. "It's been called 'backpacker's disease.' You can go tovery pristine places and find Giardia ." Because Giardia is so common in surface water, Rodgersdecided to sample streams and rivers aroun...Drunken Fruit Flies Reveal Molecular Pathway Regulating Sensitivity To Alcohol
...ng ethanol sensitivity in Drosophila." The finding does not suggest that the amnesiac mutation exists in humans, northat any one gene affects sensitivity to alcohol in higher animals. Thesignificance, said Heberlein "is that we have found a pathway that modulates theresponse to alcohol." "Our next step, ...Gene Linked To Glaucoma, Hydrocephalus, And Other Birth Defects
...iris through which theocular fluid normally drains does not develop properly, Hogan said. "Our gene is expressed in this meshwork of cells, and we observed obvious eyeabnormalities in our homozygous knock-out mice," Hogan said. The two groups of investigators began exchanging information. VUMC researchers...Naked DNA Rejuvenates Rheumatoid Rodents
...o cartilage orbone destruction occurred. Not only does the procedure avoid the invasion ofpainful joints, but also a single injection into muscle suppressed arthritissymptoms for up to three months after treatment. The use of TGF- plasmids to treat arthritis evolved from previous work by Dr.Wahl, directo...Crystal Structure Of Key HIV Protein Reveals New Treatment Targets
...vaccines. A large "silent face" - a surface that does not react to antibodies and isthus invisible to the immune system. A ball-and-socket interaction: a residue of phenylalanine 43 that sticks outfrom CD4 receptors and fits into a hole on the surface of gp120. Thisphenylalanine "stick" could be a ......gh concentrations of those compounds. Just as one does not get thebest yield of eggs by cutting open a goose, substantially greater yields ofcompounds can be achieved from live plants as opposed to dead ones. With PHI'stechnology, large yields of compounds are achieved, allowing customers to findunique l...Taking The "Ouch" Out Of Needles: Arrays Of "Microneedles" Offer New Technique For Drug Delivery
...enter. "The factthat it is virtually painless and does not pose a significant risk for infectionis a majo... shown that insertion of microneedles into theskin does not cause pain." Before the microneedles could be used to administer drugs to humans, theresearcher...Largest Generation Of Adolescents Faces Reproductive Health Risks
...ive use among sexually activeunmarried young women does not increase substantially. Susheela Singh is Director of Research, The Alan Guttmacher Institute, New York,NY The Construction of Adolescence in a Changing World: Implications for Sexuality,Reproduction, and Marriage An article by John C. Caldwell...International Research Team Announces Discovery Of Two Species Of Feathered Dinosaurs
...st a strictly cold-blooded metabolism, although it does not mean thatdinosaurs or early birds had metabolisms comparable to those of birds today. Recent discoveries indicate that they had an intermediate type of metabolismthat could be considered neither simply cold- nor warm-blooded. The discovery of the......ian cancer, and so the possibility of this disease does not factor intotheir health care. This study suggests that their doctors should know if apatient has the hereditary form of breast cancer so that her risk of ovariancancer can be assessed and managed appropriately, with increased surveillance orconsi......nhibitors with tworeverse transcriptase inhibitors does not completely eliminate HIV from thebody, nor does triple therapy offer patients full protection from the virus ifthey discontinue the drugs or expose ...