Tag: "formation" at biology news
NSAIDs provoke a specific portfolio
...ecular evidence for how this drug may suppress the formation
of colon polyps, which often serve as a marker for early colon cancer. "Analysis of these celecoxib-induced changes in gene expression suggests that in the 'normal' colon, this COX-2 inhibitor may act directly or indirectly to suppress the immune res...
UCF researcher uncovers protein that could stop replication of cancer cells
...h has been shown in clinical trials to disrupt the formation
of cancerous tumors by binding with protective proteins....
Extreme life discovery in Yellowstone bodes well for astrobiologists, says Colorado U. study
... effort in the Norris Geyser Basin shows that rock formation
processes occurring in the hydrothermal environment under study make very real fossil imprints of the organisms embedded in the rock at various stages, showing how the distinctive fossils develop over time, according to the research team. "Remnant...
Strongest proof yet found for prion hypothesis
... Hetz. By mimicking the natural mechanism of prion formation
but doing so at a much higher rate, PMCA made it possible to produce the large quantities of prion protein necessary for the success of the experiments and opened the door to further TSE studies. According to Soto, it should also soon facilitate crea...
UCLA researchers discover new method to generate human bone
...de effects. With bone morphogenetic proteins, bone formation
has been observed to occur at locations outside of...in effects appear to be more specific towards bone formation
process, giving surgeons increased control over where bone forms. According to Wu, UCB is more speci...
Moderate alcohol consumption enhances the formation of new nerve cells
...r a relatively long period of time can enhance the formation
of new nerve cells in the adult brain. The new cel...e results show that moderate drinking enhances the formation
of new cells in the adult brain. The cells survive and develop into nerve cells in the normal manner...
National Academies news: Stem cell guidelines released
...tion, the committee added. The committee urged the formation
of a national independent body to periodically review whether the guidelines need to be updated in light of unforeseen advances in stem cell science and evolving public attitudes. The National Academies developed the guidelines on behalf of the scien...
UCSD medical researchers show protein's role in stopping bacterial-induced inflammation
...vestigators determined that IKKa was essential for formation
of the skin's outer layer.* In a follow-up study, the team found clues that IKKa may be more involved in the immune response than they previously thought, but its role still appeared limited.** The current study is the first, however, to specificall...
Long thought extinct, ivory-billed woodpecker rediscovered in Big Woods of Arkansas
...ngs by Sparling, Gallagher and Harrison led to the formation
of a search team, which later became the Big Woods Conservation Partnership. On April 5, 10 and 11, three different searchers sighted an ivory-bill in nearby areas. The views were fleeting, leaving little opportunity to take photographs. David Lunea...
LUCA technologies confirms real-time methane generation
...strates. In addition to demonstrating that methane formation
by these microbes can be stimulated by the introdu...abeled methane. This demonstrates that the methane formation
is the result of a biological process occurring today. Luca is actively working to characterize Geob...
Variation in immune response gene causes age-related macular degeneration when triggered
...the activation of the immune system results in the formation
of drusen - pockets of inflammation that are the precursors to AMD. The new findings link variations on the Factor H gene which was found to be accumulated in drusen - directly to the process leading to AMD. The study found that compared to contr...
Scientists track 'stealth' DNA elements in primate evolution
...t-lived hyperactive progeny that contribute to the formation
and expansion of Alu elements in the human genome. To date, the most widely accepted theory of Alu retrotransposition is called the "master gene" theory, which asserts that the majority of Alu retrotransposition activity is driven by a small number o...
Unexpected lock and key mechanism found for the assembly of tumor blood vessels
...e final step in the completion of new blood vessel formation
has been identified by a University of California,...nd to each other during angiogenesis, which is the formation
of new blood vessels. The work also could yield new ways to diagnose and combat cancer. In fact, to...
JCI table of contents May 2, 2005
... colleagues from UCLA investigate whether abnormal formation
of new blood vessels, called angiogenesis, contributes to the pathogenesis of BOS. The authors find that lung biopsies from BOS patients have increased vascular remodeling and increased angiogenic activity. The latter was due to elevated levels of p...
JCI table of contents June 1, 2005
...9711 PHYSIOLOGY Building new blood vessels The formation
of new blood vessels, neovascularization, plays a role in development and in healing of injured tissues. In a study appearing online on May 2 in advance of the print publication of the June issue of the Journal of Clinical Investigation, Judy Varner ...
International conference probes the origins of life beyond Earth
...renowned theoretical astrophysicist working on the formation
of planets; Karl Stetter of the University of Regensburg, Germany, a pioneer in extremophile research (how bacteria and organisms adapt to extreme temperatures); and Ers Szathmry, professor of biology at Etvs Lornd University, Budapest, who has creat...
NIH awards Georgia Tech/Emory $11.5 M for nano cardiology research
...eating advanced nanotechnologies to analyze plaque formation
on the molecular level and detect plaque at its ea...itive probes may help cardiologists understand the formation
of early stage plaques and dramatically improve detection sensitivity. Other research will include u...
Scientists find microRNAs regulate plant development
...known to be a major regulator of adventitious root formation
and normal Arabidopsis plants form multiple advent...n other aspects of the auxin response, such as the formation
of lateral roots (roots that grow off the main tap root below ground, as opposed to the adventitious...
Scripps research scientists identify infertility molecule
...y, they showed that LPA can induce neurogenesisthe formation
of new neurons -- in mice, and can also participate in neuropathic pain models. Wanting to go further, they created what is known as a knock-out mouse model for a specific LPA receptor. These are special mice that lack one or more particu...
Israeli, U.S., German researchers unveil remarkable behavior of ocean plankton
...nce of the remarkable dynamics responsible for the formation
of large aggregations of microscopic animals in the ocean. From the surface, the ocean appears to be vast and uniform. But beneaththe surface, countless number of tiny, nearly transparent animals, called zooplankton, are swept into clusters and pat...
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