Asexual worm quickly adapts to soil contamination
... of this the nematodes in the polluted soil became resistant to the contamination. In the contaminated culturing medium they laid more eggs and lived for longer than the nematodes from the clean soil. Asexual The rapid adaptation to the environment in an asexual species is an interesting finding. It contr...Researchers attach genes to minichromosomes in maize
...ies for the development of crops that are multiply resistant to viruses, insects, fungi, bacteria and herbicide...omosomes in other plant varieties and produce more resistant plant strains, develop more medically useful proteins and metabolites, and study how chromosomes fun...New impetus through networking
...ound of the continual worldwide development of new resistant infection diseases. (Coordinator: Professor Michael Hensel, Friedrich Alexander University of Erlangen-Nuremberg) The investigation of new concepts, materials and technologies for systems with alterable optical properties, such as image enlargemen...WHO data confirms low level of resistance to Tamiflu
...the patient recovered from her illness. Again this resistant virus was shown to cause less severe infection and was less capable of transmission. In the other two cases, the recommended dose and duration of oseltamivir was followed.4 However, while one patient received treatment on the second day of illness, t...Researchers at Illinois explore queen bee longevity
...ing or illness. Not surprisingly, queens were more resistant to oxidative stress than workers. Whether this is the actual mechanism by which queens achieve both fertility and long life remains to be seen, Robinson said. In any event, this study suggests that vitellogenin plays a vital role in queen bee longe...Plant pathologists fighting global threat to wheat supply
...ies and could virtually overcome most of the wheat resistant varieties around the globe," said David Marshall, research leader with the USDA-ARS, Raleigh, NC. According to Marshall, if this new strain were to reach regions at risk, it could create epidemics more severe than farmers have encountered in decad...Hamilton College researchers discover molecules with potential to treat breast cancer
...treatment. Many of these cancers are intrinsically resistant to tamoxifen or acquire resistance during treatment. Consequently, there is an ongoing need for breast cancer drugs that have different molecular targets. Previous work by the Albany Medical College researchers had shown that 8-mer and cyclic 9-me...Scientists identify new strategy for preventing acute and chronic brain disease
... lifespan. Reducing tau levels also made mice more resistant to epileptic seizures. "This is the most strikin...plementary strategy and try to make the brain more resistant to A-Beta without having to change the levels of A-Beta itself," said the study's lead author, Erik ...Global survey of lizards reveals greater abundance of animals on islands than on mainland ecosystems
...n May. We found that island populations are less resistant to biological invasions, which will likely increase dramatically with changing climate, says Walter Jetz, an assistant professor of biological sciences at UCSD and a co-author of the study. Climate change will drive animals to move to new places, s...How does soy promote weight loss? University of Illinois scientist finds another clue
...ng with their action in the brain. Some people are resistant to these hormones, just as other people are insulin-resistant. These people never receive the message from the brain that tells them theyre full," she added. de Mejia plans to continue investigating the effects of soy proteins on weight loss. She b...Peramivir protects mice from lethal H5N1 infection
...y studying the emergence of H5N1 variants that are resistant to this drug and may occur in the course of treatment," said Natalia A. Ilyushina, Ph.D., a postdoctoral fellow in Websters laboratory. Ilyushina is a co-author of the paper....Unstable leukemia stem cells may predispose patients to drug resistance
... but relapses are common and the cancer can become resistant to the drug. The oncogene, BCR-ABL, is the cause o...ith specific BCR-ABL gene mutations that make them resistant to the drug long before they are exposed to it. Xiaoyan Jiang, M.D, Ph.D., and Connie Eaves, Ph.D...Pharmaceutical compounds found in nation's fresh water
.... caffeine) persist through the human body and are resistant to conventional waste water treatment practices. They are often detected in aquatic environments such as lakes, rivers and ground water, which can receive direct inputs of treated waste water. "We don't know what toxicological effects these detect...Wellcome Trust and GlaxoSmithKline announce partnership to target drug-resistant hospital infections
...-negative bacteria which are becoming increasingly resistant to multiple antibacterials. GSK will make a matchi...ebsiella and Acinetobacter, which are increasingly resistant to available antibacterials and commonly cause hospital-acquired pneumonia and septic shock, particu...'Exercise pill' switches on gene that tells cells to burn fat
...ance (calories in, calories burned) makes the mice resistant to weight gain on a high fat diet. The hope, Dr. Evans told scientists attending Experimental Biology 2007 in Washington, DC, is that such metabolic trickery will lead to a new approach to new treatment and prevention of human metabolic syndrome. S...Arming the fight against resistant bacteria
...st them dwindles. "Strains are emerging that are resistant to all known antibiotics," she says. "This is not...oping resistance, she adds. For example, bacteria resistant to one of the newest antibiotics, linezolid, appeared within one year of the drug's approval for use...Yale biophysicist Thomas Steitz receives Gairdner Award for medical research
...consequence of the increasing number of antibiotic resistant bacteria is that two million people every year get infections from them in hospital facilities and 90,000 per year die from them," said Steitz. His close collaboration with Yale faculty colleague, Peter Moore and interactions with William Jorg...Key found to kill cystic fibrosis superbug
...ws/Microbiology. B. cenocepacia is a multi-drug resistant microorganism that lives in damp or wet places and causes rot in plants such as onions. While it rarely causes infection in healthy people, it can be fatal for people with cystic fibrosis (CF), an inherited disease where the lungs become clogged with...Obtaining valid consent for doing large genetic studies in developing countries
...th by discovering what makes people susceptible or resistant to certain diseases, and what causes the diseases themselves, thereby guiding prevention efforts. Genetic studies, for example, are providing clues for scientists working on vaccines against HIV, malaria, and TB. But it is crucial, say Dave Chokshi......hin polymer barriers on military clothing that are resistant to biological and chemical agents, or new separation membranes to remediate harmful materials from car exhaust," Epps noted. Epps and his students are working to understand the nano-sized features of the block copolymers by controlling their struct...