Tag: "study" at biology news
Old bones unearth new date for giant deer's last stand
...nge and the spread of ice sheets, according to the study
by UCL Professors Adrian Lister and Tony Stuart, published in the latest issue of Nature. Unfortunately for these majestic beasts, the extra three thousand years takes them well into the modern era when Stone Age hunting was at its most refined. The...
Obese women with early-stage breast cancer more likely to die than women of normal weight
...n women of normal weight. That is the result of a study
conducted by researchers at the Fox Chase Cancer C...apeutic Radiology and Oncology in Atlanta, Ga. The study
compared the outcome data of obese, overweight and normal-weight women with early-stage breast cance...
The PSA bounce Does it have clinical significance?
... at least one post-treatment PSA bounce. "What our study
shows is that younger men have a PSA bounce more o...cally dictate hormone intervention. Ideally, this study
should be conducted with more modern radiation therapy techniques, including higher doses, to confir...
ASPB opposes ban of GE crops in Butte County Ballot Measure D
... of Medicine of the National Academies published a study
this year which found no unique risk from genetically engineered foods compared to traditionally bred food crops. The report can be read on the National Academies web site at http://www.nap.edu/books/0309092094/html/ There are instances in whi...
Toward a better understanding of taste and smell impairments
...fness and Other Communication Disorders (NIDCD) to study
how inflammation affects our senses of taste and s...ed by cellular biologist Nancy Rawson, Ph.D., will study
chronic rhinosinusitis (CR), one of the most common chronic medical conditions in the United States ...
U-M scientists see ubiquitin-modified proteins in living cells
...onnection to cellular processes that we could only study
in test tubes or indirectly before." In a paper...ubiquitin-mediated fluorescence complementation to study
a cell-signaling mechanism called ubiquitination. In this process, a small peptide called ubiqui...
Is more better: Counting birds may only tell part of the story
... would successfully reproduce and survive. Their study
was inspired by an article written by Beatrice Van Horn in 1983, where she initially suggested that density could be a misleading indicator of habitat quality if it was disconnected from reproductive success or survival. After reviewing multiple s...
Component of volcanic gas may have played a significant role in the origins of life on Earth
...ic chemistry of nucleotides. This latest study
is an advance because previous attempts to demonstrate the formation of peptides on early Earth depended on reaction schemes that were less plausible or were not as efficient. Next, the team plans to examine carbonyl sulfide's reactive properties fur...
Society for Psychophysiology Research
...ct on thinking processes across the lifespan. This study
examined the relationship between age and physical... during performance of a frustrating task. In this study
they showed that a 14 week behavioral treatment program aimed at helping antisocial children who are...
New risks for bladder cancer identified by MIT team
... new chemical risk factors for bladder cancer in a study
involving some 600 people in the Los Angeles area....ladder Cancer Study. Among other conclusions, that study
has since identified a compound in the arylamine family that is a risk factor for bladder cancer in ...
Experts present new research on hot topics in aging at GSA's annual meeting in Washington, DC
...decline across all groups. A brief overview of the study
design and primary outcomes will be presented. ...s. The Health, Aging and Body Composition Study, a study
of 3,075 men and women aged 70-79, at two sites - Pittsburgh and Memphis, with no reported difficult...
Sedentary overweight people get insulin boost from short term exercise; CVD risks trend down
...s a significant impact on insulin action. The same study
showed a measurable affect on the subjects' cardio...eart problems. Mitchell noted that the study
involved considerable time commitment over a short period and that there was good oversight and cont...
Drought in the West linked to warmer temperatures
...in the western U.S. over the past 1,200 years, the study
team, which also included scientists from the Univ...erty Earth Observatory's tree ring laboratory. The study
revealed that a 400-year-long period of elevated aridity and epic drought occurred in what is now th...
Embryonic stem cells correct congenital heart defect in mouse embryos
NEW YORK, NY - A study
published in the October 8 issue of Science descri...r the full correction of the cardiac defects. The study
was co-authored by Elizabeth E. Stillwell, PhD, Elizabeth E. Romero and Katia Manova, PhD from Memor...
Study describes basic mechanism in cell growth control involving damaged DNA
... is carried out by the ubiquitin ligases." The new study
for the first time shows how this molecular choreography occurs: DDB1 serves as a DNA damage "checkpoint" molecule, taking CDT1 to CUL4. The ligase then tags CDT1 with ubiquitin, and 15 minutes later, CDT1 gets degraded. "This provides an explanation...
Protein protecting brain from toxins also blocks some chemotherapy from reaching tumors
...loped a mouse model lacking the Mrp4 protein, says study
results in both mice and tissue cultures suggest t...olecule called an ABC-dependent transporter. The study
showed that Mrp4 works at two levels: by binding to topotecan and transporting it away from the brai...
'Junk' DNA may be very valuable to embryos
A new study
sheds light on events orchestrating the changes when mammalian eggs are fertilized and become embryos. Researchers have discovered that expression of genes in mouse eggs and very early embryos is activated in part by regions of DNA called retrotransp...
Cells in retina found to behave like soap bubbles
...art, but they also have been objects of scientific study
for centuries. Operating under the laws of physics, bubbles always try to minimize their surface area, even when many bubbles are aggregated together. Now two Northwestern University scientists have demonstrated that the tendency to minimize surface...
VitalSense(R) - Wireless vital signs monitoring
...talSense proved to be a real lifesaver in a recent study
of wildland firefighters in Montana. The study
was designed to evaluate heat stress in high intensity work environments. Canadian coaches used Vita...
UF scientists have bionanotechnology recipe to find elusive bacteria
...bioterrorism and for early disease diagnosis. The study
will appear this week in the Proceedings of the National Academy of Sciences . "Our focus is the development of a bionanotechnology that combines the strengths of nanotechnology and biochemistry to generate a new type of 'bionanomaterial,' which ha...
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