Cheaper, better disease treatments expected from faster approach to developing antibodies
..., in Nature Biotechnology. Bacteria are easy to grow in an inexpensive broth. As a result, harmless forms of the bacterium E. coli have already been used as factories to produce antibodies (protective proteins of the human body that fight viruses, cancer cells and other harmful agents). However, previo...New methods and tools needed to measure exposure to airborne nanomaterials
...billion in manufactured goodsa number predicted to grow to $2.6 trillion in annual manufactured goods by 2014. Already, there are almost 400 manufacturer-identified nanotechnology-based consumer products on the marketranging from computer chips to automobile parts and from clothing to cosmetics and dietar...Bacteria control how infectious they become, study finds
...cate balancing act. With too little RfaH, bacteria grow too slowly. But too much RfaH, and they will die. ... the researchers found that pathogens lacking RfaH grow at much slower rates. Cells usually don't die when RfaH use changes, Svetlov said. Rather, bacteri...Early-stage sperm cells created from human bone marrow
... cells. These cells have previously been found to grow into other body tissues such as muscle. They cultured these cells in the laboratory and coaxed them into becoming male reproductive cells, which are scientifically known as germ cells. Genetic markers showed the presence of partly-developed sperm...A genetic 'gang of 4' drives spread of breast cancer
...lls of these genes decreased both their ability to grow large aggressive tumors in the mouse mammary gland...so that the cells can penetrate the lung tissue to grow there. "These findings provide a beautiful explanation for how the genes that we identified in breas...Liver regeneration may be simpler than previously thought
...ntists listed all the proteins that help the cells grow and proliferate in both samples. The results were unexpected. The researchers noticed that only a few proteins were common to both processes. Proteins called transcription factors, which affect DNA in the cell's nucleus, were highly involved in t...3 proteins may play important role in nerve-cell repair
COLUMBUS , Ohio -- Some mature brain cells can grow new extensions when the amount of three particular proteins on their surface increases, a new study shows. The research examined three related receptor proteins, called GPR3, GPR6 and GPR12, on nerve cells in the brains of rats. When researcher...India's biotech industry emerging as world innovator, collaborator, competitor
...tegies used by Indias private firms to survive and grow amid developing country challenges. It also re...nding and fiscal initiatives significantly to help grow its biotech sector. The Department of Biotechnologys budget quadrupled in six years, from about $30 ...Invasive grass may impede forest regeneration
... that when exposed to sunlight, Microstegium can grow rapidly, often forming thick organic mats on the forest floor that directly impede the regeneration of native woody species by blocking sunlight, and indirectly by blocking seeds from reaching the soil in order to germinate," says Chris Oswalt. "This......ints. They are different than osteosarcomas, which grow in bone. Soft-tissue sarcomas predominantly hit a young population and they are very aggressive, Capecchi says. Current therapies arent very effective. Synovial sarcoma accounts for 7 percent to 10 percent of soft-tissue sarcomas, and usually d...Biofuels: More than just ethanol
...th estimates of the amount of fossil fuels used to grow and produce crop biofuels." Adler, Del Grosso and Parton used the Daycent biogeochemistry model, developed by Parton and Del Grosso to asses greenhouse gas fluxes and biomass yields for corn, soybean, alfalfa, hybrid poplar, reed canary grass and s...Disease can be our ally, not just our enemy, says new book by UCR evolutionary biologist
...She offers in her book the example of children who grow up with antibacterial products from soap to cutting boards and computer keyboards, and sanitary wipes for grocery cart handles. "They run the risk of chronic health problems like asthma and allergies," she said. According to Zuk, the role of diseas...New role for sugars: Research shows connections between sugar modifications in cells and cancer
...al adaptation becomes imbalanced, cancer cells can grow and promote metastasis." Dr. Dennis' team continues to research the effects of changing the sugars associated with the key proteins that act as receptors for hormones and growth factors. These are the same types of proteins that are targeted by a n...... IGF1 genes hormone helps humans and other mammals grow from birth to adolescence. But in small dogs, one or more mutations in the DNA next to the IGF1 gene suppress the genes activity, keeping small dogs from growing larger, says Lark, a distinguished professor emeritus of biology. Medium and large do...Slow but sure -- Burned forest lands regenerate naturally
...ey plan to study more specifically what sites will grow into mature forests and what species will persist there, and also more directly compare the progress of natural regeneration with that of managed sites. This study was funded by the Joint Fire Science Program, a partnership of six federal wildland,...Sandia researchers take new approach to studying how cells respond to pathogens
...live more than a couple of hours, have the ability grow and represent a relevant model of human immune cells. They obtained "immortalized mouse immune cells" from a collaborator at UCSF that have the needed life span, and are accepted as a model system by the immunology research community. "We're starti...Alternative-fuels pioneer receives first-ever $100,000 Lemelson-MIT Award for Sustainability
...Lynd. Either start with organisms that are able to grow well on biomass and modify them to produce ethanol...duce ethanol well and modify them so that they can grow on biomass. Lynds group is investigating both approaches. His group has recently engineered thermoph...Joslin study indicates insulin receptors play a critical role in promoting islet growth
...o increase insulin secretion from the pancreas and grow more islet cells, also known as beta cells, harnes...he National Academy of Sciences. "The failure to grow more functional beta cells (also called compensatory islet cell growth response) leads to overt diab...Research project tackles 'regeneration' gap
...ny of us live to be 80. But we cant do things like grow an arm or finger as we did in the early stages of our development. We want to learn how to turn those systems back on in people." Recently, studies have shown humans possess some of the same genes and communication pathways used by some of natures ...Overfishing large sharks impacts entire marine ecosystem, shrinks shellfish supply
... number as many as 40 million. The rays, which can grow to be more than four feet across, eat large quantities of bivalves, including bay scallops, oysters, soft-shell and hard clams, in the bays and estuaries they frequent during summer and migrate through during fall and spring. In the early 1980s when...