Tag: "function" at biology news
Researchers determine genetic cause of Timothy syndrome
...ations may reduce arrhythmia and improve cognitive function
in this disorder. "While there are devel...hy syndrome has implications for understanding the function
and importance of calcium channels in general. "Our findings showed that the mutated region is requi...
EMBO Gold Medal 2004 goes to Spanish scientist
...he made significant contributions to the structure function
of a viral DNA polymerase involved in the replication of DNA ends. Blasco's next move took her to Cold Spring Harbor Laboratory in New York City, where she investigated telomeres and telomerase. The scientist's research led to the landmark discovery...
Researchers find color sensitive atomic switch in bacteria
...us orange photon absorption." Spudich said. That function
makes the protein unusual among its family of ligh... the crucial role of cell membranes in normal cell function
and disease states," said Spudich, who holds the Robert A. Welch Distinguished Chair in Chemistry an...
Pack-MULEs are toting a new look at plant evolution
...er. Change the order of the genetic material and a function
can be changed. Transposable elements are sort of the rowdy kids in a classroom their insertion may disrupt an orderly gene. Jiang offers Indian corn as an example. An ear of Indian corn can be mostly row after row of purple kernels. Then a yellow k...
Alzheimer's disease is not accelerated aging
...long-term memory typical of Alzheimer's. Executive function
involves the cognitive processes used to complete ...er says the data suggest that changes in executive function
are due to age-associated influences on frontal-striatal circuits of the brain, including an area ca...
New molecular link key to cellular proteins involved in cancer progression, other diseases
...tic regulation systems," said Zhang. PcG proteins function
in protein complexes to repress transcription of genes that are likely to include key regulators of the cell cycle. The new study demonstrated that a gene normally silenced by the complex becomes switched on in cells when one of the PcG proteins esse...
Safety of isoflavones in dietary supplements targeted by Illinois initiative
...and/or produce long-term changes in the amount and function
of adipose tissue. Cooke previously has shown that genistein exposure causes thymic atrophy and immune dysfunction under certain conditions. Susan L. Schantz, professor of veterinary biosciences and of psychology, and Donna L. Korol, professo...
16 APS exercise research highlights, from reduced flu mortality to proteomics & obesity
...G training improves blood pressure and endothelial function
in persons medicated for hypertension. Reduced rea...rizona University, Flagstaff) Design of muscle for function
as a spring. Titin may function
as a major component in the vertebrate muscle spring and the "spring...
Newly identified master gene key in baby's first breath
...ly known to exist, its role in lung maturation and function
at birth were not known. When Foxa2 is missing ... able to orchestrate so many other aspects of lung function
we know are critical for survival at the time of birth. The discovery of this gene and understanding...
Veterans with Gulf War syndrome have damage in specific, primitive portion of nervous system
... Previously, isolating pure parasympathetic brain function
was difficult. In the new study Dr. Haley and his ...hanges in high-frequency heart rate variability a function
solely regulated by the parasympathetic nervous system. After plotting the subtle changes in...
Preclinical safety study shows adipose-derived stem cells improve heart function after heart attack
...e tissue-derived regenerative cells improved heart function
following myocardial infarction in a large-animal preclinical safety study. This study, performed in swine, confirms previous preclinical work by MacroPore Biosurgery and others suggesting that the Company's proprietary, patented technology is safe a...
Marijuana use could cause tubal pregnancies
...n. "I feel that it has a fundamental physiological function
in reproduction," said Dey, who directs the division of Reproductive and Developmental Biology at Vanderbilt. The current study began with the observation that mice commonly used in genetic experiments often fail to deliver pups, even though they bec...
Spun from bone
...plement previous results, suggesting that proteins function
is to interact with HAP specifically. The carboxyl terminus of the protein is later cleaved by an enzyme, disrupting the protein-HAP interaction and allowing the long, thin crystals to grow outward as well, in three dimensions. The protein is cleaved...
New fossil sheds light on old mystery
...a newly discovered reptile species may explain the function
of the extremely long neck for which some protoros... Scientists have never been able to figure out the function
of the extremely long neck that characterizes some species of this group, including Tanystropheus lo...
Florida Tech earns $50,000 grant to create coral database
...e of reef corals to environmental conditions, as a function
of natural variability and human influence, will be a key element in the practical application of project results. Van Woesik, a noted expert on coral bleaching, has established a Web site for the International Society for Reef Studi...
'Smart antibiotics' may result from UCLA research
...ut now, we think we can engineer bacteriophages to function
as 'dynamic' anti-microbial agents. This could provide us with a renewable resource of smart antibiotics for treating bacterial diseases," said Miller, a member of both UCLA's David Geffen School of Medicine and the UCLA College. "It's a bit ironi...
Wolverine takes a road trip
...idual, they suggest that wolverine populations may function
over a huge geographic scale. Sustaining wolverines in the Greater Yellowstone Ecosystem will benefit from efforts to maintain habitat between increasingly fragmented mountain ranges, as well as cooperation across a variety of agencies and private la...
Scientists discover potential new way to control drug-resistant bacteria
...But now we think we can engineer bacteriophages to function
as 'dynamic' anti-microbial agents. This could provide us with a renewable resource of smart antibiotics for treating bacterial diseases." Dr. Miller says that he and his team are continuing to study this genetic mechanism to learn more about i...
A novel, safer strategy for regulating gene expression
...ng hundreds of known ribozymes, and found two that function
well in human cells. One ribozyme was especially prone to cutting itself in two, and the researchers tweaked it to make it even more efficient. Next, they identified two compounds that strongly inhibit ribozyme self-cutting, and showed that they co...
Study explores gene transfer to modify underlying course of Alzheimer's disease
...ty using two different doses. Memory and cognitive function
will also be assessed regularly during the two-year period of the study. Six to 12 subjects with mild to moderate Alzheimer's disease, based on the specific cognitive tests used to classify the disease stage, will be enrolled in the study. The first...
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