UCSD discovery shows how embryonic stem cells perform 'quality control' inspections
...eady differentiated into specific cell types, thus preventing the development of cancerous cells." "These findings will open new avenues of research for those of us who study mouse embryonic stem cells on how these cells maintain genetic stability and self renewal," he adds. "They will also provide a foun...JCI table of contents, 3 January 2005
...ALL) by interfering with folic acid activation and preventing cell reproduction. However, the formation and accumulation of MTX polyglutamates (MTXPGs) within cells can be toxic. In the January 3 issue of the Journal of Clinical Investigation, William Evans and colleagues from St. Jude's Research Hospital, Memp...Winter biological processes may help spread shrubs in the Arctic
...rage deeper snowdrifts, which warm the soil below, preventing some subsurface water from freezing even during winter. This effect alters and boosts the winter activity of subsurface soil bacteria and fungi that provide accessible nutrients for shrubs, notably nitrogen. As a result, shrubs grow more rapidly, and...Other highlights in the January 5 JNCI
... targeting VEGFR-3 may inhibit tumor metastasis by preventing lymphatic vessel growth by the tumor, the study co...-3 activation could inhibit lymphangiogenesis thus preventing or reducing tumor metastasis. It was not known whether new lymphatic growth could be specifically b...Higher blood pressures among African Americans - genes not likely to be an explanation
... question we should concentrate on identifying and preventing possible causes of hypertension, which are likely to be the same regardless of racial origin....Tips from the journals of the American Society for Microbiology
... shampoo. "Here we describe a novel approach for preventing the formation of dandruff by inhibition of M. furfur with antibodies," say the researchers. (E. Dolk, M. van der Vaart, D.L. Hulsik, G. Vriend, H. de Haard, S. Spinelli, C. Cambillau, L. Frenken, T. Verrips. 2004. Isolation of llama antibody fr...The Cochrane Library Newsletter, 2005, Issue 1
... Review title: Fraser et al: Antibiotics for preventing meningococcal infections. The Cochrane Database of Systematic Reviews 2005, Issue 1 -------------------------- Also of interest: Wrap up warm you've just been born Taking active measures to keep very preterm and low bi...By age 6, children of overweight mothers are also prone to obesity
...ugh. "This research has important implications for preventing obesity," said co-author Virginia A. Stallings, M.D., director of the Nutrition Center in the Division of Gastroenterology and Nutrition and deputy director of the Joseph Stokes Research Institute at Children's Hospital. "It points to an important ta...Researchers find local environment directly influences adult stem cell reservoirs
...oming active in the remaining stem cell daughters, preventing them from becoming any other kind of cell. Genes controlling differentiation are turned off in some stem cell daughters but turned on in others, which move too far away to be influenced. Thus they develop into the egg and nurse cells. The success o...Novel approach yields predictions validated by experiments
...rch has shown these molecules have implications in preventing several types of cancer in animal models. "We amassed an incredible amount of data from the literature and the lab on this particular metabolic pathway and integrated it all into one functioning entity -- the mathematical model," Voit explained. "Th...Celebrex prevents adhesions after surgery
...these surgeries, and there has been no good way of preventing them. Investigations led by Dr. Mark Puder and Dr...." Puder says. Currently, the most common method of preventing adhesions uses a barrier agent or gel to separate the abdominal surfaces and prevent them from bindi...Despite causes of lupus proving complex, critical 'checkpoint' suggesting new therapy is revealed
...ne can restore health in animal models of lupus by preventing the unfortunate accumulation of auto-antibodies (molecular "arrows" that trigger immune system assault on the body's own tissues) that lead to the vexing symptoms -- fatigue, fever, joint pain, anemia, and in some cases, kidney failure, seizures and ...Discovery promises simpler therapy for sickle cell disease
... and are instead geared toward minimizing pain and preventing infection, he added. In patients who become anemic, blood transfusions replenish the red blood cell supply in the body. The team further found that differences among patients in their ability to process nitric oxide in the blood correspond to the sev...US government list of cancer-causing agents grows
...nited States residents. A vaccine is available for preventing hepatitis B infection but not hepatitis C infection. Infections can also be prevented by screening blood supplies, and by reducing contact with contaminated fluids in health care settings. Human papillomaviruses (HPVs) are viruses that are sexually ...Blocking cell signaling can stymie viral infections, study shows
...that make them less than ideal for treating and/or preventing illnesses," says the study's senior author, Ellis ... literature revealed that CI-1033 binds to erb-B1, preventing SPGF from signaling through the cellular receptor, even after landing on it. When they mixed CI-1033...Compound from rare plant shows promise in treating breast cancer
...at: www.cancerres.aacrjournals.org . "By preventing RSK from working, we completely stopped the growth of breast cancer cells but did not affect the growth of normal breast cells," said Lannigan, an Assistant Professor of Microbiology at the U. Va. Cancer Center. She compares this discovery to the dev...Experimental radar provides 3-D forest view
...l to the environment: as a haven for biodiversity, preventing soil erosion and flooding and influencing local climate. Forests are also the most significant onshore stores of carbon, helping to absorb excess carbon dioxide that would otherwise increase global warming. So the Kyoto Protocol, about to come into ...Progress toward a more targeted treatment of Alzheimer's disease
...f the brain where it has already developed, and by preventing plaque from forming in the parts of the brain they have not yet affected."...Story tips from the Department of Energy's Oak Ridge National Laboratory, February 2005
...s skull bones grow very fast and fuse prematurely, preventing further brain growth and requiring major skull reconstruction. [Contact: Bill Cabage, 865-574-4399; cabagewh@ornl.gov ]......tural recovery was slow, highlighting the need for preventing blast fishing. Despite being outlawed, blast fishing, which Indonesia banned in 1985, is still widespread. Population growth, economic pressure, and declining catches often drive fisherman to destroy their resource base for a quick profit. "Program...