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Tag: "biochemical" at medical news

Genetic Factors Behind Mosquitoes Resistance to Malaria Identified

...is infected with a parasite that causes malaria, a biochemical reaction is triggered that physically transforms TEP1 into an active state capable of grabbing on to the parasites surface and targeting it for termination, they say. In a study, reported online in the Proceedings of the National Academy of Science...

Smoking Linked to Lower Parkinson's Disease Risk

...Hispanic or African-American participants. "The biochemical basis for possible preventative effects of smoking...ave indicated two possible mechanisms: chemical or biochemical processes may exist by which substances contained in cigarette smoke such as nicotine or carbon mono...

Insilico Studies on Chlorine Eating Bacteria

...NS), a firm specializing in computer simulation of biochemical processes, to create computer models of the inner workings of the bacterium. The project is funded by a three-year, $381,000 grant from the Department of Defense, which has some 6,000 toxic-dump sites of its own to clean up. Richardson explained th...

Researchers Link Bacteria Destroying Proteins to Alzheimer's Treatment

...r death. The scientists are also using imaging and biochemical techniques to see, in cultured cells, how the antibodies affect the clusters. "We have many indications that antibodies work. Now we need to understand how they do it," Gouras said. The study appears in the June 29 issue of the Journal of Biologica...

Malfunction of Gene Causes Schizophrenia, Depression

...chizophrenia and depression, and both types showed biochemical abnormalities in the function of the protein produced by the DISC1 gene. The researchers concluded that the different effects of anti-psychotic and antidepressant drugs on the two mutant strains "might provide clues to effective medications for the...

Does Amateur Boxing Cause Brain Damage?

...ture to determine if there were elevated levels of biochemical markers for brain injury in the cerebrospinal flui...m long and high goal kicks. No increased levels of biochemical markers for brain damage in cerebrospinal fluid were found. "This data shows headings in soccer is n...

Study Revises Dynamin's Role in Nerve Cell Function

...un, what we're trying to achieve here is a kind of biochemical repair manual' for the brain and brain cells,' Dr....ansmitter. One of the steps in this recycling is a biochemical process called fission. 'Early work with the Drosophila fruit fly established dynamin 1's role in ...

Inherited Genes Linked to Toxicity of Leukemia Therapy

...polymorphisms in the two genes that were part of a biochemical pathway that breaks down chemotherapy drugs were linked to gastrointestinal toxicity and infection, respectively. In the consolidation phase, when drugs called antifolates were the main treatment, a folate was linked to gastrointestinal toxicity, as ...

Study Implicates Protein as a Trigger of Advanced Prostate Cancer Recurrence

... phosphate group to this protein molecule. "This biochemical action converts a prostate cell that would need an androgen signal for its growth to one that is independent of the androgen signal," said senior study co-author Dr. Shelton Earp, director of the cancer center, Lineberger professor of cancer research...

Late Clamping of Umbilical Cord may Reduce Anemia in Children

... are no differences in the hemogram or the general biochemical profile in the umbilical vein in the cases of early and late clamping. Moreover, there were no differences in the viscosity or the melatonin in the umbilical artery and vein, which have traditionally been variables related to early clamping. From a...

Protein Folds Research Offers Insight into Metabolic Evolution

...uild the tree of life, and we are applying it to a biochemical problem, a systems biology problem. To get at the roots of protein evolution, the researchers inspected metabolic proteins at the level of their component structures: easily identifiable folds in the proteins that have known enzymatic activities. ...

Nanomedicine Gives the Way for Nerve Cell Regeneration

...the nerve autograft by providing both physical and biochemical cues to enhance and direct nerve growth. This technology has been tested by culturing rat nerve tissue ex vivo on our bioactive aligned nanofiber scaffolds. When the nerve tissue was cultured on unaligned nanofibers there was no nerve fiber growth ...

Veterans Exposed to Agent Orange Increased Risk of Prostate Cancer Recurrence

...ecurred, exposed veterans experienced a more rapid biochemical progression of their disease, which PSA measures. In blacks, the PSA doubled in almost half the time of their unexposed peers. A blood PSA level screens for prostate cancer for most men beginning at age 50 and at age 40 for blacks and men with a fa...

New DNA Tests Advances Treatment of Lysosomal Storage Diseases

... prenatal tests were performed using less accurate biochemical methods" according to Madhuri Hegde, PhD, FACMG, co-director, Emory Genetics Laboratory. Emory Genetics Laboratory includes six board certified laboratory directors and four board-certified genetic counselors. The prevalence of lysosomal storage di...

Scientist Found New Mechanism for Brain Learning

...ing so and applying this technology, we also found biochemical targets that hold promise for future treatments of a variety of cognitive disorders," Dr. Bibb said. He, however, admitted that the long-term effects of deleting the Cdk5 enzyme are yet to be determined. He also said that studies were going on to d...

Detecting Cold, Feeling Pain: Study Reveals Why Menthol Fresh

...ve endings do this to begin with? And what are the biochemical and biophysical mechanisms that account for this? All three receptors the Julius lab has discovered are members of the TRP family of ion channels expressed on sensory neurons. The latest finding adds to the evidence, says Julius, that TRP channels ...

Cells Re-Energize to Come Back From the Brink of Death

...e discovery of how some abnormal cells can avoid a biochemical program of self-destruction by increasing their energy level and repairing the damage, is giving investigators at St. Jude Children's Research Hospital insights into a key strategy cancer cells use to survive and thrive. The St. Jude study also su...

Residents Of Gas Patch In Colorado Suffering In Silence

...le to toxic material exposure." Nationally famed biochemical researcher Theo Colborn, has investigated chemicals used in the oil and gas industry and found 245 compounds that can cause skin, nerve and stomach problems."I've visited with people with health problems, and we're beginning to see patterns," she sa...

Cytokine Resistance Contributes to Pathology of Type 2 Diabetes

...ecific receptors on cells and set off a cascade of biochemical reactions within the cell. Interleukins, interferons, tumour necrosis factors, and some growth factors are among the cytokines that direct many aspects of the immune response say the researchers. Previous studies had shown that that macrophages i...

Malfunction of Gene Causes Schizophrenia, Depression

...chizophrenia and depression, and both types showed biochemical abnormalities in the function of the protein produced by the DISC1 gene. The researchers concluded that the different effects of anti-psychotic and antidepressant drugs on the two mutant strains "might provide clues to effective medications for the...

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