Tag: "infection" at biology news
NADC Examines TB In Cattle and Swine
...by the NADC team to researchthe risk of M. bovis infection
caused by the consumption of meatcontaminated by the organism. The project began with studies determine ifswine could be used as an animal model of human tuberculosis. The researchersfound through their experiments that swine are susceptible to infec...
Florida Researchers Discover Gene For Fatal Childhood Disease
...acteria and viruses. They typically dieby age 6 of infection
or cancer, usually lymphoma or leukemia. The gene normally acts as a master switch to regulate the transport ofproteins within cells, said Dr. Stephen Kingsmore, a molecular geneticist atthe Center for Mammalian Genetics at UF's College of Me...
Researchers Find How Disease-resistant Plants Recognize Bacteria
...le was why the protein that provides resistance to infection
is found inside the cells instead of on the ce...'s cytoplasm. Scientists have given this method of infection
the name "type III secretion pathway." Researchers found evidence that indicated that the type III s...
High Levels of Vitamin C Prove Toxic to HIV
...m of ascorbic acid. We noticed that shortly after infection
with HIV, the cells put out more glucose-transport molecules on their surfaces, which allow more vitamin C to enter, Dr. Golde said. HIV-infected cells seem to want more glucose and vitamin C. But if they take in too much vitamin C, they die. When th...
Virus May Be Linked To Obesity -- Early Findings Hint At Relationship
...e global epidemic of obesity may be due in part to infection
with Ad-36." The research was funded in part by the UW Beers-Murphy ClinicalNutrition Center....
University Of Washington Discovery May Point The Way To New Treatment For Hepatitis C Cases That Do Not Respond To Interferon Therapy
...ein secreted by cells that "interferes with" viral infection
and other challenges. Earlier studies in J...imated 150,000 to 250,000 new cases of hepatitis C infection
each year in the U.S., and the disease contributes to the death of more than 12,000 American annuall...
Duke Study Shows Early Marrow Transplant Key To 'Bubble Boy' Disease Cure
...researchers say,because babies who die of a simple infection
often are not given an autopsy. "Without an immune system, a patient is completely vulnerable toinfection. A pathogen that would be harmless to a person with normal immunitywould destroy a SCID patient. Until 1982, SCID was invariably fatal unl...
Duke researchers find existing drugs can stop fungus that attacks AIDS patients
...rans Administration Research Centeron AIDS and HIV infection
and a U.S. Public Health Service grant. C. n...f fungal meningitis, a serious andsometimes deadly infection
of the thin membrane that covers and protectsthe brain. The fungus enters the body through the lungs...
Houseflies May Transmit Ulcer Bug
...cus onwhether infected flies can actually pass the infection
on and determine if H. pylori is present in flies in the wild. If people still wish to take precautions, though, Dr. Grbelrecommends fly control measures, sanitation and plain common sense,like not leaving food sitting out in the open where fl...
First Salmonella Vaccine For Poultry To Be On The Market Soon
... A notoriously under-reported disease, salmonella infection
is diagnosed about 40,000 times a year in the Unit... In more serious cases, dehydration can occur, and infection
can lead to death. A hallmark of his vaccine is that it is oral and designed to stimulate all three...
Yale Breakthrough In Destroying Drug-Resistant Bacteria Focuses On Thwarting Genes That Cause Resistance
...rug sensitivity,regardless of the specific drug or infection
involved, is to find the bestmethod of getting EGSs inside bacteria, Professor Altman said. Instead of usingplasmids as he did, which would require exposing patients to a second type ofbacteria, researchers most likely will find a chemical package t...
Common Childhood Virus Poses Threat To Adults, Research Shows
...e systemsare developing. Adults most vulnerable to infection
are those who have undergonechemotherapy or organ ... help of a breathingmachine, doctors can treat the infection
with Ribovarin, an anti-viral drug.Doctors dissolve the drug in saline, and patients inhale it throu...
MGH-Led Team Finds Gene For Crippling Neurologic Disorder
...needs a trigger ? perhaps an environmental stress, infection
or a change in another gene. If the mutated gene product is set off, there is no stopping it, but if the process does not start by 28, people with the mutation are virtually free from the risk of developing symptoms. We now have an important clue t...
Discovery Of Genetic Pathways May Provide New Ways To Combat Candida Infections
...ing chemotherapy. Candida is also a major cause of infection
in hospitalized patients, especially those in Intensive Care Units, patients after major injuries or surgery, patients with burns, and premature babies. Physicians now recognize a real need for new ways to combat these infections; however, finding ...
Molecular Piracy Turns Protein Into Traitor
...CCR5 and CXCR4, are co-receptors essential for HIV infection
of human cells. This is the first naturally occur...pproaches to HIV therapy either to prevent initial infection
or to slow down disease progression in an already infected patient. Importantly, this research shows...
Trojan Horse Virus Controls Hiv Infection
...rnal Cell, this strategyeffectively controlled HIV infection
in laboratory-grown T cells anddramatically reduce...ls. These receptors also permit cell-to-cell HIV infection
to occur. HIV-infectedcells flag themselves for destruction by the body'simmune system by displayin...
Mutant Gene Not Sole Explanation For Hiv Non-Progression
... "Around the time of initial infection
with HIV, people with the specific mutation in the CCR5 gene have lower levels of virus in their blood and a smaller initial decline in CD4+ T cells, as compared to other patients," says Dr....
Report Notes Difficulties In Eliminating E. Coli O157:H7 From Food Supply
...s for reasons including the severe consequences of infection
that affectall age groups, its low infectious dose, its unusual acid tolerance, and itsapparent special but inexplicable association with ruminants [cattle, deer, andsheep] that are used for food," wrote Robert L. Buchanan, Ph.D., and Michael P.Doyle...
Bowman Gray Scientists Find Novel Way To Block AIDS Virus
...lymphocytes is blocked, making the cells immune to infection
by HIV-1. HIV-1 virus causes AIDS by invad... co-receptorsshould protect lymphocytes from HIV-1 infection
and have therapeuticimplications." Chen and his colleagues set out to mimic the natural resi...
Two-Pronged Attack On Immune System Cells Engineered By HIV Gene vpr: Effects Markedly Reversed By Antisteroid Compound RU-486
...ory genes because they werethought unnecessary for infection
and replication. Scientists have since learnedthat...sting that itmay be crucial in the early stages of infection
by the virus. Now, researchers at the University of Pennsylvania Medical Center reportthat V...
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