Genetic analysis finds greater threat in frog-killing fungus
...s, including humans or birds, or lay dormant in an infected area until a new host comes along." Biologists a... human-assisted spread is possible, the fungus has infected amphibians in pristine areas too remote for human activity. "Up until now, people thought the move...Marijuana component opens the door for virus that causes Kaposi's sarcoma
.... Indeed, the researchers saw that THC induced the infected cells to reproduce and form colonies in culture. Here we see both infection and malignancy going on in the presence of THC, offering some serious concerns about the safety of THC among those at risk, Dr. Groopman said. Of course, we still do not k......the last decade, to examine mouse macrophage cells infected with the attenuated version of the microbe. It is ...y that possibly regulates transcription. When they infected mouse cells with a Bacillus anthracis strain altered to lack the gene, they found the bacteria were ...Einstein researchers' prototype vaccine could provide improved protection against tuberculosis
...nt TB strain was injected into laboratory animals, infected cells underwent apoptosis, eliciting a strong and long-lasting T-cell response against the bacteriajust what is needed from an effective TB vaccine. Our secA2 mutant TB vaccine elicited protective immunity that was measurably superior to the standa...Handicapping tuberculosis may be the way to a better vaccine
...-Gurin (BCG). The new vaccine improves survival of infected animals and may help put scientists on track to re... that approximately 2 billion people worldwide are infected with TB, with over 95 percent of infections occurring in developing countries. Most TB is latent, bu...High rates of HIV infection documented among young Nepalese girls sex-trafficked to India
...ation in the world, with approximately 2.5 million infected individuals, according to the countrys National AI...s had an increased risk for HIV, with 60.6 percent infected among this youngest age group. Risk was also associated with being trafficked specifically to Mumbai...UF to lead research on life-threatening fungus
...om currentlyavailable tests whether they truly are infected or not," he said. "Weend up making clinical decisions about using drugs that may be toxic or using the wrong drugs in patients when we are not sure whether they have this deadly infection." Officials are hoping to collect samples from about 200 pat...Injection drug use the most important risk factor for HIV and HCV infections among Quebec prisoners
...hese infections. More than 90% of the participants infected by either virus reported being injection drug users before imprisonment. Given these data, the researchers conclude that HIV and HCV antibody testing and counselling should be offered to all inmates entering prison and that education and harm-reducti...Detecting transmissibility of avian influenza virus in human households
...transmission from (i) animals (ii) humans who were infected by animals (primary human-to-human transmission), or (iii) humans who were infected by humans (secondary human-to-human transmission). It is efficient secondary human-to-human transmis...Study finds contaminated water reaching Florida's offshore keys
...hich cause disease in humans but are only found in infected human feces and urine, also were commonly found throughout the sampled area, including ground water more than six miles offshore. The frequency of detecting viruses increased with rainfall in the summer months, when the viruses were most likely to be...Identified main genetic variants involved in response to HIV
...cale study on genetic differences between patients infected by HIV, and is the first study of this kind in the...em so that it is able to locate and destroys cells infected by HIV. This study has also identified a third genetic variation involved in immune damage of patien...Genomic analysis uncovers new targets for HIV vaccine
...ified three gene variants in the DNA of 486 people infected with HIV that appear to have helped some of the pa...etter understand the virus. When someone becomes infected with HIV, the amount of virus in the blood spikes as the virus multiplies. After this peak, the amou...First genome-wide study of infectious disease opens new avenues for HIV treatment, vaccines
...three gene variants, two of which are linked to an infected persons ability to control HIV viral load and a th...xplain 15 percent of the total variation among all infected individuals, the scientists estimate. One of the identified variants is near a human immune gene ...Mucins stand guard against gut infections
...t from bacterial infection. These authors orally infected mice with the bacterial pathogen Campylobacter jejuni (a common cause of diarrhea) and found that 1 week after infection this organism could be detected in the organs of the vast majority of mice lacking Muc1, but never in mice with intact Muc1. Alth...JCI table of contents: July 19, 2007
...t from bacterial infection. These authors orally infected mice with the bacterial pathogen Campylobacter jejuni (a common cause of diarrhea) and found that 1 week after infection this organism could be detected in the organs of the vast majority of mice lacking Muc1, but never in mice with intact Muc1. Alth...Universal flu vaccine being tested on humans
...average of 5% of the worlds population is annually infected with this virus. This leads to 3 to 5 million hospitalizations and 250,000 to 500,000 deaths per year. In Belgium, an average of 1500 people die of flu each year. A more severe flu year - such as the winter of 1989-1990 - claimed in our country 4500 ...UT and Atom Sciences Collaborate on NIH grant to develop test for major african disease
...articularly difficult to cure without removing the infected area from the person's body. Buruli ulcer is cau...um ulcerans. The disease itself is not contagious; infected persons acquire the bacteria from their environment. Atom Sciences' new diagnostic technique may all...Tips from the Journals of the American Society for Microbiology
...l Parasite A defense molecule isolated in ticks infected with the Babesia sp. parasite may protect animals ...nosis. Transmitted to animals and humans by ticks infected with the Bebesia sp. parasite, symptoms may include fever, fatigue and hemolytic anemia. Antimcrobi...Clues to future evolution of HIV come from African green monkeys
...irus, simian immunodeficiency virus, or SIV, first infected those monkeys after the lineage split into four sp...n years ago. Previously, scientists thought SIV infected an ancestor of green monkeys before the lineage split, much longer ago. "Studying SIV helps us le...Researchers witness natural selection at work in dramatic comeback of male butterflies
...ction is the next step. The suppressor gene allows infected females to produce males, these males will mate wi...resence of Wolbachia in the butterflies. By mating infected females with males from a different island that did not have the suppressor gene, they also confirme...