World-wide warning of highly drug-resistant tuberculosis
...xtent of the spread of these highly drug resistant strains of tuberculosis worldwide and improved means of di...d South America. It appears that there are several strains of this tuberculosis. Author Dr Stephen Lawn, senior lecturer in infectious and tropical diseases ...Study shows how herpes infects cornea, evades immune cells
...t. 25 issue of the Journal of Cell Biology. Both strains of the herpes virus -- HSV-1, the strain that causes cold sores on the mouth, and HSV-2, genital herpes -- can infect the cornea, the clear, domed surface that forms the eye's outermost layer. Ocular herpes is the leading cause of infectious blindnes...Tibotec Therapeutics announces start of largest US study on HIV treatment in women
...perienced adult patients, such as those with HIV-1 strains resistant to more than one protease inhibitor. PR...perienced adult patients, such as those with HIV-1 strains resistant to more than one protease inhibitor. This indication is based on Week 24 analyses of pl...Study recommends strategies for distributing flu vaccine during shortage
..."We can more effectively control mildly contagious strains by vaccinating school children, while we can more ...fectively control moderately and highly contagious strains by vaccinating high-risk groups." If there is no information available about the contagiousness of ...Foodborne pathogens hard to remove from produce, research is ongoing
...," he added. The scientist said normal, wild-type strains of E. coli live in the human intestinal tract as a...igestion and absorption of nutrients. "Only a few strains of E. coli are pathogenic, and E. coli 0157:H7 is a really virulent strain. In most cases, it causes...Study unveils how West Nile virus evades immune defenses, points to vaccine development
...ay for a vaccine to protect against North American strains of the virus, UT Southwestern Medical Center resea...h of West Nile's two basic categories: the harmful strains associated with outbreaks of encephalitis and meningitis in North America, and non-harmful strains f...Scientists show drug can counteract muscular dystrophy in mice
...at a single drug can rebuild damaged muscle in two strains of mice that develop diseases comparable to two human forms of muscular dystrophy. This advance, which is reported online in Nature Medicine, is the latest from a research collaboration that began several years ago by the teams of Vittorio Sartorelli......ducts. Examples of these include various resistant strains of Staphylococcus aureus and Enterococcus faecium. To isolate a complex natural product in sufficient quantity and purity for further experiments is usually a difficult and time-consuming, if not impossible, task. Chemists thus follow a different ...DNA computing targets West Nile Virus, other deadly diseases
...y and accurately distinguish between various viral strains and hopes to use similar techniques to detect new strains of bird flu. In the future, she suggests that DNA computers could conceivably be implanted in the bo...NIH scientists honored for FDA-approved cervical cancer vaccine breakthrough
... in June 2006. The vaccine protects women against strains of a widely transmitted infection of the HPV that causes cervical cancer which strikes more than 11,000 U.S. women each year, killing more than 3,900. Cervical cancer is the second most common cancer in women worldwide after breast cancer, and in dev...Inexpensive test detects H5N1 infections quickly and accurately
...ntifying the samples as H5N1) for the 21 out of 24 strains of H5N1. Importantly, notes Dr. Rowlen, the test gave no false positives, meaning that the chip never indicated the presence of H5N1 when none was present. Following exposure to a viral isolate, the MChip displays results as a pattern of fluorescen...'Moral clarity' espoused in debate over health-care reform
...h needs, potentially laying the foundation for new strains of communicable diseases such as tuberculosis that could spread and infect the population indiscriminately and hurt the economy in unforeseen ways. "We can let things proceed, letting individual companies solve their problems as best they can, or w...Frazer welcomes Federal Government decision on Gardasil
The vaccine prevents four of dozens of strains of the human papillomavirus (HPV) which cause genital warts and cervical cancer. The vaccine is distributed in Australia and New Zealand by Melbourne-based pharmaceutical manufacturer CSL and distributed worldwide by US drugmaker Merck & Co. Prof...Malaria may fuel spread of HIV in sub-Saharan Africa
... to the emergence of more lethal or drug-resistant strains of these infections," Kublin added....Hajj pilgrims should get flu jab to avoid pandemic
...e. Virus surveillance to identify newly emerging strains is also urgently needed, they say. The World Health Organisation must work with the Saudi authorities to minimise the risk of the influenza virus spreading among pilgrims (and the rest of us). A coherent international response will be needed to en...Weight loss through calorie restriction, but not exercise, may lead to bone loss
...ing on bones during exercise is thought to produce strains in the skeleton that stimulate new bone production. "Our results are consistent with an osteoprotective effect of exercise-induced mechanical strain on the skeleton and consequent increase in bone turnover," the authors continue. "These findings h...Epidemic of multi-drug-resistant tuberculosis may be larger than previously thought
...n deaths occurred. The emergence of drug-resistant strains occurs with the wide misuse of antimicrobials. MDR-TB is defined as resistance to at least the two most potent anti-TB drugs, isoniazid and rifampicin. In 1994, the Global Project on Anti-Tuberculosis Drug Resistance Surveillance was set up to determ...New details on how the immune system recognizes influenza
...lete molecular structures of essentially all major strains of influenza viruses are known, immune responses c...that can provide broad protection against multiple strains of the virus. "This study is interesting for what it shows we know and do not know," says NIAID Dir...NIAID DNA vaccine for H5N1 avian influenza enters human trial
...a. With the spread of avian influenza virus, new strains have emerged, including clade II viruses in Indone...ere that have drifted genetically from the initial strains detected in Southeast Asia. With this study, the investigators hope to learn whether new technologie...Response to anti-HIV therapy improved if treatment begins six months after preventive regimen
... with observations that while nevirapine-resistant strains of HIV could be present after a single dose nevirapine regimen, these strains begin to fade with time and eventually make up a minor proportion of HIV strains in a patient. The ...