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New breast imaging BSGI effective in detection of breast cancersBreast-specific gamma imaging (BSGI) is effective in the detection of cancers not found on mammograms or by clinical exam, according to a study presented today at the annual meeting of the Radiological Society of North America (RSNA).
New drug tasimelteon for jet lagVanda Pharmaceuticals Inc. (Nasdaq: VNDA) reports publication in The Lancet, one of the world's leading medical journals, results of clinical trials of its novel circadian regulator, experimental compound tasimelteon (VEC-162).
Brain senses fatty foodIn the battle against obesity, Yale University researchers may have discovered a new weapon - a naturally occurring molecule secreted by the gut that makes rats and mice less hungry after fatty meals.
A universal mechanism of aging is identifiedResearchers have discovered that DNA damage decreases a cell's ability to regulate which genes are turned on and off in particular settings. This mechanism, which applies both to fungus and to us, might represent a universal culprit for aging.
Marijuana reduces memory impairmentThe more research they do, the more evidence Ohio State University scientists find that specific elements of marijuana can be good for the aging brain by reducing inflammation there and possibly even stimulating the formation of new brain cells.
A man defeated HIV virus through bone marrow transplantAn HIV-positive person, who underwent a bone marrow transplant to treat leukemia, has had undetectable HIV viral loads for almost two years. HIV-positive man was ill from leukemia and had underwent treatment by the team led by Prof. Eckhard Thiel, director of the Medical Clinic with a focus on hematology and oncology.
Hydrogen sulfide regulates blood pressureAnyone with a nose knows the rotten-egg odor of hydrogen sulfide, a gas generated by bacteria living in the human colon. Now an international team of scientists has discovered that cells inside the blood vessels of mice - as well as in people, no doubt - naturally make the gassy stuff, and that it controls blood pressure.
New genes identified linked to lung cancerWorking as part of a multi-institutional collaboration, scientists at Washington University School of Medicine in St. Louis have assembled the most complete catalog to date of the genetic changes underlying the most common form of lung cancer.
Gut bacteria helps control body weight and obesityA single molecule in the intestinal wall, activated by the waste products from gut bacteria, plays a large role in controlling whether the host animals are lean or fatty, a research team, including scientists from UT Southwestern Medical Center, has found in a mouse study.
DNA could reveal your surname and family linksScientists at the world-leading Department of Genetics at the University of Leicester – where the revolutionary technique of genetic fingerprinting was invented by Professor Sir Alec Jeffreys - are developing techniques which may one day allow police to work out someone's surname from the DNA alone.
New gene identified for age related macular degeneration AMDA new genetic association is established with the eye condition age-related macular degeneration (AMD), revealed by researchers.
Brain pathway responsible for obesity discoveredUniversity of Wisconsin-Madison researchers, for the first time, have found a messaging system in the brain that directly affects food intake and body weight.
Childhood wheezing with rhinovirus can increase asthma riskInfants who experience viral respiratory illnesses with wheezing are known to be at increased risk for developing asthma later during childhood. It is not known, however, whether every type of respiratory virus that produces wheezing presents similar risk.
Vitamin C supplements reduce benefits of anti cancer drugsIn pre-clinical studies, vitamin C appears to substantially reduce the effectiveness of anticancer drugs, say researchers at Memorial Sloan-Kettering Cancer Center.
HIV began spreading among humans between 1884 and 1924New research indicates that the most pervasive global strain of HIV began spreading among humans between 1884 and 1924, suggesting that growing urbanization in colonial Africa set the stage for the HIV/AIDS pandemic.
QIAGEN's careHPV test provides more accurate screeningA new HPV test developed by QIAGEN specifically for use in regions of the world with scarce resources is "substantially" more accurate in identifying women with cervical disease than the current methods (Pap testing and visual inspection) in these countries.
Chemotherapy target found for leukemiaCancer researchers at the Stanford University School of Medicine have discovered a promising new chemotherapy target for a deadly form of leukemia. Their discovery hinges on a novel "double agent" role for a molecular signal that regulates cell growth.
Skin odor may diagnose skin cancerChemists described the first identification of a specific "odor profile" for skin cancer, a discovery that could form the basis of a rapid, non-invasive test for diagnosing the most common type of cancer in the United States.
Broccoli may help heart in diabetes patientsResearchers claim that a compound found in brassica vegetables such as broccoli could undo the damage caused by diabetes to heart blood vessels.
Vitamin C injections slow tumor growthHigh-dose injections of vitamin C, also known as ascorbate or ascorbic acid, reduced tumor weight and growth rate by about 50 percent in mouse models of brain, ovarian, and pancreatic cancers, researchers from the National Institutes of Health (NIH) report in the August 5, 2008, issue of the Proceedings of the National Academy of Sciences.
Drug identified to enhance exercise endurance, mimic exercise effectsResearchers have identified drugs that mimic many of the physiological effects of exercise. The drugs increase the ability of cells to burn fat and are the first compounds that have been shown to enhance exercise endurance.
Cold sore's herpes simplex virus mechanism revealedNow that Duke University Medical Center scientists have figured out how the virus that causes cold sores hides out, they may have a way to wake it up and kill it.
Broccoli rich diet prevents prostate cancerFor the first time, a UK research group at the Institute of Food Research led by Professor Richard Mithen has provided an explanation of how eating broccoli might reduce cancer risk based upon studies in men, as opposed to trying to extrapolate from animal models.
New research will help identify risk factors for SIDSSudden Infant Death Syndrome or SIDS is a condition that unexpectedly and unexplainably takes the lives of seemingly healthy babies aged between a month and a year. Now researchers of the European Molecular Biology Laboratory in Monterotondo, Italy, have developed a mouse model of the so-called crib or cot death, which remains the leading cause of death during the first year of life in developed countries.
Red wine may ward off effects of age on heart, bones, eyes and musclesLarge doses of a red wine ingredient can ward off many of the vagaries of aging in mice who begin taking it at midlife, according to a new report published online on July 3rd in Cell Metabolism, a Cell Press publication. Those health improvements of the chemical known as resveratrol-including cardiovascular benefits, greater motor coordination, reduced cataracts and better bone density-come without necessarily extending the animals' lifespan.
New therapy promising for melanoma skin cancerThe combination of two different biotherapies (interferon alfa-2b and tremelimumab) may be beneficial for patients with inoperable melanoma, revealed by researchers in US.
Novel approach to treat Alzheimer's diseaseJADO Technologies GmbH, the leading developer of RAFT intervention therapeutics, announced the publication of a paper in Science demonstrating a potential novel strategy for therapeutic intervention in Alzheimer's and other diseases by targeting discrete sub-compartments in the cell membrane (RAFTS).
Bitter melon for type 2 diabetes patientsScientists have uncovered the therapeutic properties of bitter melon, a vegetable and traditional Chinese medicine, that make it a powerful treatment for Type 2 diabetes.
VereFlu portable lab-on-chip for detection of bird fluFollowing the success of the evaluation trials conducted at the prestigious National University Hospital of Singapore, Veredus Laboratories and STMicroelectronics (NYSE: STM) announced the commercial availability of VereFlu, a portable lab-on-chip application for rapid detection of all major influenza types at the point of need.
Protein Robo4 may reverse macular degeneration, diabetic retinopathyTwo major eye diseases and leading causes of blindness-age-related macular degeneration and diabetic retinopathy-can be reversed or even prevented by drugs that activate a protein found in blood vessel cells, researchers at the University of Utah School of Medicine and several other institutions have announced in a new study.
$1 million help to find Alzheimer's disease cureUK's best-selling author, Terry Pratchett, has pledged $1million to leading UK charity, the Alzheimer's Research Trust, in a bid to help find a cure for the devastating disease, with which he was diagnosed in December 2007.
Conservation of genes may stop agingA study published online in Genome Research provides new insight into the evolutionary conservation of the genes and pathways associated with aging. This report describes the identification of conserved aging-related genes in simple model organisms that may lead to the characterization of similar genes playing a role in human aging and age-associated diseases.
Stress affects learning and memoryShort-term stress lasting as little as a few hours can impair brain-cell communication in areas associated with learning and memory, University of California, Irvine researchers have found.
MRSA admission screening may not reduce staph infection ratesNew findings do not support the recommendation for universal screening on hospital admission for methicillin-resistant Staphylococcus aureus (MRSA) to reduce the rate of hospital-acquired infections in surgical patients, according to a study in the March 12 issue of JAMA.
Aromatherapy makes you feel good onlyAromatherapy failed to show any improvement in either immune status, wound healing or pain control among people exposed to two often-touted scents, revealed by researchers in a recent study.
Gene mutations may extend human life spanMutations in genes governing an important cell-signaling pathway influence human longevity, scientists at the Albert Einstein College of Medicine of Yeshiva University have found. Their research is described in the March 4 issue of the Proceedings of the National Academy of Sciences.
Researchers identify protein that fuels ovarian cancerA protein that stimulates blood vessel growth worsens ovarian cancer, but its production can be stifled by a tiny bit of RNA wrapped in a fatty nanoparticle, a research team led by scientists at The University of Texas M. D. Anderson Cancer Center reports in the Journal of the National Cancer Institute.
Researchers discover TRIM22 gene that blocks HIVResearchers at the University of Alberta have discovered a gene that is able to block HIV, and in turn prevent the onset of AIDS. Stephen Barr, a molecular virologist in the Department of Medical Microbiology and Immunology, says his team has identified a gene called TRIM22 that can block HIV infection in a cell culture by preventing the assembly of the virus.
Possible treatment target for alcohol dependence identifiedA brain circuit that underlies feelings of stress and anxiety shows promise as a new therapeutic target for alcoholism, according to new studies by researchers at the National Institute on Alcohol Abuse and Alcoholism (NIAAA), part of the National Institutes of Health (NIH).
Laser to detect potential diseases via breathBy blasting a person's breath with laser light, scientists from the National Institute of Standards and Technology and the University of Colorado at Boulder have shown that they can detect molecules that may be markers for diseases like asthma or cancer.
Genetic breakthrough boosting natural immunityResearchers at McGill University have discovered a way to boost an organism's natural anti-virus defences, effectively making its cells immune to influenza and other viruses.
Zydus Cadila introduces Nudoxa cancer drugZydus Cadila has introduced an NDDS product 'Nudoxa' for the treatment of various cancers. One of the critical drugs used in chemotherapy, Nudoxa heralds a new approach in cancer therapy.
Cholesterol lowering drug may fight staph infectionAn international team of researchers supported by the National Institutes of Health (NIH) has blocked staph infections in mice using a drug previously tested in clinical trials as a cholesterol-lowering agent. The novel approach, described in the February 14 online edition of Science, could offer a new direction for therapies against a bacterium that's becoming increasingly resistant to antibiotics.
Improving the safety testing of chemicalsTesting the safety of chemicals ranging from pesticides to household cleaners will benefit from new technologies and a plan for collaboration, according to federal scientists from the National Institutes of Health (NIH) and the U.S. Environmental Protection Agency (EPA), who announced a new toxicity testing agreement.
Scientists identify new cellular receptor for HIVA cellular protein that helps guide immune cells to the gut has been newly identified as a target of HIV when the virus begins its assault on the body's immune system, according to researchers from the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health (NIH).
7 new prostate cancer genetic risk factors identified7 new sites in the human genome identified that are linked to men's risk of developing prostate cancer, revealed by Cancer Research UK funded scientists at the Institute of Cancer Research and University of Cambridge.
Tattooing improves DNA vaccine responseTattooing is a more effective way of delivering DNA vaccines; a tattoo can be more than just a fashion statement – it has potential medical value, according to an article published in the online open access journal, Genetic Vaccines and Therapy.
DNA sequencing found virus killing transplant recipients in AustraliaIn the first application of high throughput DNA sequencing technology to investigate an infectious disease outbreak, link the discovery of a new arenavirus to the deaths of three transplant recipients who received organs from a single donor in Victoria, Australia in April 2007.
IGFBP7 protein may stop melanoma skin cancerHoward Hughes Medical Institute (HHMI) researchers have uncovered a protein that stops the growth of melanoma, a cancer that develops from pigment-producing cells in the skin called melanocytes.
Simple urine test detecting prostate cancer accuratelyAn experimental biomarker test developed by researchers at the University of Michigan more accurately detects prostate cancer than any other screening method currently in use, according to a study published in the February 1 issue of Cancer Research, a journal of the American Association for Cancer Research.