Tag: "infected" at biology news

RSV can increase the risk of asthma, UT Southwestern researchers find

...blish the link between RSV and asthma, researchers infected healthy mice with RSV and monitored the animals for 154 days. The infected mice developed pneumonia as well as chronic lung problems. The RSV-infected group developed airway o...

Kaposi's sarcoma virus 'reprograms' blood vessel cells into lymphatic cells

Blood-vessel-lining cells that are infected with the virus that causes the skin tumor Kaposi's...o investigate whether it might similarly reprogram infected cells. The researchers first analyzed normal gene expression in both lymphatic system and blood ves...

Hope Clinic of Emory Vaccine Center receives CDC contract

...pical microbicides in both healthy women and women infected with HIV. The Emory Vaccine Center's Hope Clinic, located in downtown Decatur, is acommunity-based, non-profit research clinic that aims to find effective methods to prevent HIV and other diseases of global concern. The clinic has been conducting c...

'Search and destroy' protein turns tables on HIV

...4 in the journal Current Biology. In an individual infected with HIV, the virus uses the human cellular machin...nd mutate the virus' genetic material after it has infected a new host cell. Unfortunately for us, the AIDS virus has evolved a counterdefense. It produces a p...

Tips from the journals of the American Society for Microbiology

...reatment has been deemed relatively ineffective as infected animals may harbor the bacteria for several months. Live vaccines have been used for treatment, but often result in serious side effects such as abscesses. "In order to combat the disease and mitigate serious clinical complications, resea...

Flies may taste bitter better, first map of insect 'tongue' reveals

...le, he said, a fruit fly landing on spoiled apples infected with different bacteria could select those less likely to cause harm when ingested. In mammals, taste receptors on the tongue can detect five primary flavors: sweet, bitter, sour, salty and umami -- a savory or meaty taste. The sense of taste plays a...

Harmless virus helps slow HIV by boosting immune proteins

...tions. In the new study, the Iowa City scientists infected white blood cells with GBV-C and HIV and compared them to cells infected only with HIV. The cells with GBV-C showed an increase in certain chemokines, or immune-system prote...

Virginia Bioinformatics Institute researcher advances fight against sudden oak death disease

...ntified ornamental shrubs imported from California infected with the disease in Virginia-based nurseries, as well as nurseries in 11 other states. As a result a nationwide quarantine has been placed on all imported shrubs from California. In 2002, VBI in collaboration with the DOE Joint Genome Institute began...

Carnegie Mellon computational biologist Russell Schwartz receives prestigious CAREER award

...ly this model to study how viruses assemble inside infected cells. This research will lead to a deeper understanding of the mechanisms that control chemical reactions on a small scale and the means by which one can manipulate them, according to Schwartz. Using the model, researchers could identify promising d...

Keeping your peas and carrots safe to eat

...ple decades. "When an outbreak occurs, most of the infected produce has already been consumed," said Scheuerell. "Usually recalls won't help. This is why prevention is key to keeping food safe," he said. To reduce the potential for the transfer of pathogens to fresh produce, plant pathologists are...

Late invasion of infected cells into the brain causes HIV dementia say Temple researchers

...infection, there may be a few macrophages that are infected and get into the brain and establish an infection ... dementia, there is a second--or late--invasion of infected macrophages which is not a 'Trojan Horse' but a 'Trojan Herd,'" says Rappaport. "It's not just a fe...

Temple virologist receives NIH grant to continue investigation of HIV dementia complex

... have developed HIV dementia complex and found the infected macrophages not only in the brain, but in the live.... It may very well be these macrophages where the infected cells are hiding." Rappaport believes the researchers' findings will be important not only for pati...

Study suggests double punch could more efficiently kill viruses

...ed on the pAPCs surfaces can be generated when the infected protein is made by pAPC. Alternately, the other pa...des are transported by carrier proteins from virus infected cells to pAPC." Norbury and colleagues used vaccinia virus - the virus in the smallpox vaccine - and...

U-M scientists use 21st-century technology to probe secrets of M. tuberculosis

...hner, approximately 2 billion people worldwide are infected with M. tuberculosis, and the disease kills about ... spreading. Although the individual will always be infected with TB bacteria, the disease will remain in a latent phase and produce no symptoms, unless it flare...

Viruses clear bacterial contamination in chickens

...ed these bacteriophage to treat chickens that were infected with campylobacter. "Campylobacter bacteriophage are naturally present in chickens and have no recorded detrimental effect on the health of chickens or human beings," says Catherine Loc-Carrillo, a researcher on the study. "In nature a balance exist...

Mite transmits viruses damaging to wheat

...fields, the ones that are dying, have usually been infected with both viruses that multiply only on living pla...both the mite and the viruses, he said. Plants infected by either virus will show similar symptoms with subtle differences, Rush said. High Plains virus cau...

Tigecycline - Candidate antibiotic produces 74 percent cure rate in cSSSI patients

...issue or required significant surgery and included infected ulcers (35 percent), burns, or bites; major abscesses (31 percent); and superficial infections or abscesses with a high risk of infection by anaerobic or gram-negative bacteria. In previous laboratory studies, tigecycline demonstrated effectiveness ...

Protein may reduce susceptibility to autoimmune disease

...rom infection by destroying cancer cells and cells infected with dangerous bacteria or viruses. However, overactivation of T cells can lead to an assault on the body's own healthy tissues, leading to some form of autoimmune disease. The protein cytotoxic T lymphocyte-associated antigen-4 (CTLA-4) is well kn...

Hamster hamburger anyone?

... of the aberrant form of PrPSc in muscle tissue of infected cattle. Recently PrPSc studies on experimentally infected rodents showed that PrPSc was present in the muscle tissue. To assess the relative risk associated ...

JCI table of contents, 17 May 2004

... of the aberrant form of PrPSc in muscle tissue of infected cattle. Recently PrPSc studies on experimentally infected rodents showed that PrPSc was present in the muscle tissue. To assess the relative risk associated ...

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