Tag: "five" at biology news
PSA Levels Mean More Extensive Prostate Disease In Older Men
...oups (40-50, n=69; 51-60, n=227; 61-73, n=196) and five
pre-treatment PSA categories: (2.5-4.0, n=36; 4.1-6.0, n=100; 6.1-8.0, n=122; 8.1-10.0, n=76; >10.0, n=135). Patients were considered curable if the cancer was either confined to the prostate or had not spread outside the gland to lymph nodes and...
New Model Makes It Possible To Predict Emergence Of Antiviral Drug Resistance
...study found that, even in the worst case, at least five
drug-sensitiveinfections could be prevented on average for each case of drug-resistant geneticherpes. And since genital herpes is a risk factor for developing HIV, increasingtreatment rates of genital herpes could potentially also have an importantin...
Gene-Altered Mice Boost Studies of Cardiomyopathy: Enables Research Into Causes And Treatment Of Heart Failure
... patients die or require a heart transplant within five
years of diagnosis. "This disease has remained extremely frustrating for patients and physicians," said Leiden, "because there has not been major scientific or therapeutic progress for decades." The lack of an animal model has severely limited phy...
HIV Infected Adults In UCSF Study Show Evidence Of Thymus Activity
...e said."Yet among those over 40 infected with HIV, five
out of the ten had abundantthymus tissue." Among the 99 HIV-positive patients in that study, the size of the thymuscorresponded to the number of T cells circulating in the patient's blood,regardless of age: a larger thymus meant more T cells. All but...
Ionotropic Glutamate Receptors Share Tetrameric Structure With The Voltage GatedPotassium Channel
...ion channels that are assumed to be an assembly of five
subunits, tetramers (Science, vol. 28...s thought to be formed by assembly of five
proteins, as is assumed for all neurotransmitter activated receptors. This view is now ...
Tracking Hepatitis C: Health Project Demos Worldwide Early-Warning System For
Disease Outbreaks; Sandia Tests Disease-Tracking Approach
...ill be tested forhepatitis C over the next four or five
months. Statistically about 2 percent, or40 to 50 ...g to the Hepatitis Foundation International.One in five
people infected develops acute liver failure. Currently there is nohepatitis C vaccine. Results of t...
The Fishing Hole Had Better Be Upstream From Commercial And Industrial Centers
...m asphalt. The research is an extension of five
decades of studies of streams inthe western Carolina forests by the Coweeta Hydrologic Laboratory, a U.S. ForestService facility funded by the NSF. McTammany's project is part of an effort toinclude sites from a larger portion of the southern Appalac...
FDA Approves Hopkins-Designed Implants To Restore Lost Voices
...lds into the body's tissue overtime. Available in five
sizes, the devices add volume to a weakened vocal cord,pushing it to the center of the voice box so it can meet its counterpart andproduce sound. Patients can lose the ability to speak when the nerve supply thatnormally pushes the cords tog...
Genetic Study Reveals Sumatran Tigers Are A Distinct Species From All Mainland Tigers
...he tiger has been considered a single species with five
livingsubspecies: the South China tiger; the Sibe...e necessary data to distinguish whether any of the five
livingsubspecies were sufficiently distinct to be considered a separate species. Currently, there ar...
Improved Oxygen Bath To Heal Wounds, Lessen Number Of Amputations: Sandia To
Sign Agreement With Numotech To Help Create Home-Use Healing Facility
...s tell me that it would have normally takenfour to five
weeks to heal that sore," he said. Pressure ulcers, which are usually slow in healing and can be lethal, plagueparaplegics, diabetics, and victims of burns and severe abrasions, all of whomsuffer from loss of sensation in their bodies. Pressure unf...
A New Molecular Marker For Prostate Cancer
... of patients will develop recurrent disease within five
years.Participants were followed for an average of 9.6 years after surgery. Using monoclonal antibodies, the team assayed the tumor samples for the presenceof the p27(Kip1) protein. p27 helps control the timing and rate of cell divisionand, when func...
Peptic Ulcers: Stress Does Matter, After All
...Margherita Hospital in Rome, more than four out of five
people who are infected with Helicobacter never develop ulcers, while some people who develop ulcers have never been exposed to Helicobacter pylori (H.pylori), the bacterium blamed for "causing" ulcers. "This shows that other factors must be ...
Lower Temperature Increases Virus Production
...roduction of the retroviral vectors by a factor of five
or 10. This is done by reducing the temperature to 32oC. The new method makes genetic therapy more effective because the quantity of virus particles used determines the chance of success when inserting the genetic material. When virus particles are p...
DFG To Set Up 14 New Collaborative Research Centres
... while threewill be set up in biology/medicine and five
each in natural sciences and engineering sciences.The large number of initiatives to set up collaborative research centres has remainedunchanged. Equally high is the number of applications rejected after very strict review andassessment. In the last ...
Brain Antibodies Provide New Clues To Origins Of Tourette's
... Tourette's syndrome affects approximately five
in every 10,000 persons. Because it occurs with high frequency in some families and identical twins, agenetic error has long been suspected as a cause. "However, based on familystudies, it appears that for some individuals, an additional factor is r...
New Biomaterial Has 'Star' Power
...nique developed by other researchers over the past five
years. "During the preparation of the star polymer gels, we add molecules of a particular drug or protein," explains Nicholas Peppas, Keys' faculty adviser and the Showalter Distinguished Professor of Biomedical Engineering at Purdue. "The react...
Scientists At UNC-CH Find Aberdeen Pesticide Exposure, But Few Symptoms
...National Priority List SuperfundSite consisting of five
former plants and dumps in and around Aberdeen, thescientist said. The study was conducted because of concern about possiblethreats to human health in the areas. In 1948, Dr. Robert Mobbs, a local physician, wrote a letter to theJournal of th...
Pediatric Anesthesiologists Risk Halothane-Related Liver Injury
... level in the doctors was similarto that of one in five
patients tested who had halothane hepatitis. However,none of the anesthesiologists showed signs of outright liver disease. "It's still too early to tell whether the antibodies mean theanesthesiologists will get liver disease, or if the antibo...
Third Annual Awards For Presidential Green Chemistry Challenge Recognize Innovations
...nying factsheet.) The six presidential awards fill five
categories, with a tie in academia thisyear: For ...0 perpound, ethyl lactate could replace as much as five
billion pounds of solventsnow used worldwide to manufacture semiconductor chips, industrial andhouse...
Boosting Immune Response Against HIV-1 Key To Controlling Infection, Say University Of Pittsburgh Researchers
...y two tothree months after initiating treatment in five
study participants. These CD8 Tcell levels remained high for about a year. The Pitt study also was the firstto show a drastic drop in the numbers after a year. Despite the small amount ofkiller T cells, levels of freely circulating virus in these ...
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