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Open microfluidic and nanofluidic systems
...he width and depth of these channels can be varied between a hundred nanometer and a couple of micrometer. A... This theory addresses the strong capillary forces between substrate material and liquid and takes the ‘freedomâ€TM of contact angles at pinned contact lines...Researchers discover molecule that causes secondary stroke
... significant amounts of the BOXes. The correlation between elevated BOXes, bilirubin and oxidative stress in this study, she says, was "striking." The researchers point out that although their findings are encouraging in terms of developing a diagnostic test and treatment, the number of patients in their st...Researchers find missing genes of ancient organism
...s clues to -- but not proof of -- the relationship between modern and ancient organisms. ### Other authors on the paper include Lennart Randau and Michael J. Hohn from Yale, and Richard Münch and Dieter Jahn from the Technical University Braunschweig, Germany. This work was supported by grants from the Nat...Amino acids in nectar enhance butterfly fecundity: A long awaited link
The fascinating interactions between flowers and their pollinators have resulted in a s...results provide the long missing evolutionary link between costly nectar amino acid production by plants, nectar preferences of and fitness benefits to butterf...Scientists identify genetic pathways essential to RNA interference
...otally unexpected, suggests a potential connection between RNAi and the control of cell division in cancer." The researchers note that better understanding the mechanisms underlying RNAi could help transform what has been a research tool into a powerful therapeutic tool. Although the process has worked well...Ants Genetic Engineering Leads To Species Interdependency
...utionary innovation involving the sharing of genes between two antspecies has given rise to a deep-seated dependency between them for thesurvival of both species populations.The new work illustrates how genetic exchange throu......ofiles in Science represents a close collaboration between the National Library of Medicine and the Wellcome Library for the History and Understanding of Medicine in London, which holds the Crick papers. The Crick collection brings to 14 the number of notable researchers and public health officials whose per...Introduced foxes transformed vegetation on Aleutian Islands from lush grasslands to tundra
...t Vernon Byrd. The study grew out of conversations between Estes, who has been doing research in Alaskan coas...oward extinction, Byrd had noticed the differences between islands with and without foxes and speculated that nutrients might play a role. "He had these inter...Researchers trace evolution to relatively simple genetic changes
... of the oldest and most characteristic differences between stickleback forms. It's a dramatic change: a row o... or even no plates at all." Using genetic crosses between armored and unarmored fish from wild populations, the research team found that one gene is what make...Scientists reveal molecular secrets of the malaria parasite
... parasitesevolve on a molecular level as they move between their hosts and insectvectors.That focus on the pa...ment stage during whichthe parasite is transmitted between vector and host.The Science paper represents the culmination of four years ofcooperative work by sci...Octopuses occasionally stroll around on two arms, UC Berkeley biologists report
... of the oldest and most characteristic differences between stickleback forms. It's a dramatic change: a row o... or even no plates at all." Using genetic crosses between armored and unarmored fish from wild populations, the research team found that one gene is what make...Studies reveal methods viruses use to sidestep immune system
...most excited about," said Dr. Gale. "It's a battle between viruses and humans. Viruses have co-evolved with their hosts, so every time we have evolved a gene with a new function that allows us to fight off a virus, the virus adapts and comes up with a new function of its own to counteract our defenses." Fur...Scientists discover unique microbe in California's largest lake
...s."Chlorophyll d is a pigment that is intermediate between thechlorophylls found in the more primitive non-ox...tor of modern chlorophyll-d producingcyanobacteria between roughly 10 and 100 million years ago."The maintenance of this hybrid gene over such a long time peri...Alcohol's effects on gene expression in the central nervous system
...yelin structure (which is needed for communication between nerve cells)," said McBride. "Gene expression prof...ning and memory require enhanced synaptic function between neurons," explained McBride. "Enhanced synaptic function is characterized by increased formation of ...Deficiency of growth hormone and IGF-1 reduces cancer and kidney disease, but creates other problems
...ent rats were given growth hormone while they were between 4 and 14 weeks of age ?rat adolescence. Then hormone treatment was stopped and the animals had lower growth hormone and IGF-1 levels the rest of their lives. That had an effect on cancer: 88 percent of "normal" male rats have tumors at death. The ma...Research Gives Hope For Liver Damage
...esearcher Dr Jeremy Duffield explained: "The links between the immunesystem, inflammation and scarring in the liver have not been wellunderstood, and this has hindered progress in finding ways to preventand repair liver damage. Now that we have shown how the macrophageswork, we aim to find out how to create,...MSI releases 'moleculizer' - a new approach to simulation of intracellular biochemical networks
...med from pathway proteins as itsimulates reactions between them by a standard Monte Carlo method. Adistinguishing aspect of Moleculizer is its ability to generate proteincomplexes and reactions as they are needed, as opposed to generatingall potential complexes and reactions all at once, a task that requires...An entropy-based gene selection method for cancer classification using microarray data
... obtained is very compact, that is, the redundancy between genes is reduced to a large extent. This implies that classifiers can be built with a smaller subset of genes. ...NYC's First Rapid HIV Drug-resistant AIDS Case Prompts Call to Step Up HIV Prevention
...e negative HIV tests done by his private physician between September 2000 and May 2003 -- had unprotected sex with numerous male partners in mid-October, reported feeling unwell in late October and November, and subsequently had positive ELISA and Western Blot (HIV tests) documented in mid-December. The indi......es of jumping genes, Hermes is the first real link between thetwo processes," says Craig. "It also is likely to be a good model tofigure out what's happening early on in V(D)J recombination."Understanding how Hermes and other jumping genes work also holds cluesto fighting bacterial infections, improving gene...Other Tagsbeans 2applied 2applied 3applied 4applied 5applied 6applied 7applied 8applied 9applied 10neurobiology 2skills 2skills 3skills 4Other Contentsbradycardiabradycardiaplexopathyaneurysmaneurysmaneurysmbranchialyouryouryouryouryouryouryouryouryour
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(Date:12/3/2009)In the 1980s, Harald zur Hausen and his co-workers discovered that specific types of human papillomavirus (HPV) cause cervical cancer. Scientists soon found out how these pathogens cause cells to dege
(Date:12/3/2009)PHILADELPHIA Now in its 32nd year, the CTRC-AACR San Antonio Breast Cancer Symposium continues to attract the best in breast cancer science and world leaders from industry and academia with the goal
(Date:12/3/2009)Forest dwellers must be included in the design of the upcoming forest deal at Copenhagen in order to avoid a humanitarian crisis, according to a scientist at the University of Leeds. , Writing today
Breaking Biology News(10 mins):Papillomavirus silences innate immune response 2CTRC-AACR San Antonio Breast Cancer Symposium continues to expand 2Forest deal at Copenhagen must avoid creating 'carbon refugees' 2Cervical Cancer Vaccine Seems Safe 54788 1Cervical Cancer Vaccine Seems Safe 54788 2Cervical Cancer Vaccine Seems Safe 54788 3American Community Mutual Insurance Company 28ACMIC 29 Selects Corticon 54785 1American Community Mutual Insurance Company 28ACMIC 29 Selects Corticon 54785 2American Community Mutual Insurance Company 28ACMIC 29 Selects Corticon 54785 3American Community Mutual Insurance Company 28ACMIC 29 Selects Corticon 54785 4Reliv International Launches New Products and Business Tools at 21st International Conference 54781 1Reliv International Launches New Products and Business Tools at 21st International Conference 54781 2Reliv International Launches New Products and Business Tools at 21st International Conference 54781 3(Date:12/4/2009)Late recurrence is a risk for some pediatric cancers, particularly Ewing sarcomas and tumors of the central nervous system, according to a new study published online December 4 in the Journal of the
(Date:12/4/2009)Case Western Reserve University researchers, from the School of Medicine,s Department of Nutrition, discovered two new metabolic pathways by which products of lipid peroxidation and some drugs of abus
(Date:12/4/2009)Dental tourism is a phenomenon that was started by people that were looking for an alternative to the high price of dental work in the US, Canada, and other countries. In their search for lower priced
(Date:12/4/2009)Move a response to pressure from federal regulators to crack down on abuse of opioid medications , , FRIDAY, Dec. 4 (HealthDay News) -- The makers of 24 different prescription painkillers on F
(Date:12/4/2009)Research and surveillance urged for at-risk patient groups , , FRIDAY, Dec. 4 (HealthDay News) -- Some childhood cancers, particularly Ewing sarcomas and central nervous system tumors, carry t
Breaking Medicine News(10 mins):Health News:Case Western Reserve researchers' new pathway discovery published as 'Paper of the Week' 2Health News:Mexican Dental Vacation Sees a Rush Of New Patients: Recession A Factor 2Health News:Mexican Dental Vacation Sees a Rush Of New Patients: Recession A Factor 3Health News:Makers of Powerful Painkillers Present Safety Plans 2[0] News brief -- childhood cancer survivor study report: Late recurrence is a risk for some cancers[0] Case Western Reserve researchers' new pathway discovery published as 'Paper of the Week'[0] Mexican Dental Vacation Sees a Rush Of New Patients: Recession A Factor [0] Makers of Powerful Painkillers Present Safety Plans [0] Certain Childhood Cancers More Likely to Recur
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