Endangered frogs coexist with fungus once thought fatal
...as endangered, can persist in the wild with stable infections of this fungus. To evaluate the effects of the fun...e samples were collected. The authors found fungal infections in the samples of two species, including T. eungellensis . An analysis of tissue from recaptured fr...Annals of Internal Medicine tip sheet for Oct. 5, 2004
..., every year about 1,500 malaria cases occur. Most infections occur in people who travel abroad, and one of every 100 U.S. travelers with diagnosed malaria die. Researchers looked at records of U.S. travelers in a national registry who died of malaria between 1963 and 2001 (Review, p. 547). Of 123 deaths, m...Cooperation to create a new tuberculosis vaccine
... With more than 2 million deaths and 9 million new infections annually, TB, along with malaria and HIV/AIDS, is responsible for the greatest number of infectious disease victims world wide. Of particular concern is the increasing number of pathogens resistant to conventional medication. The World Health Organis...UNC scientists identify sticky protein in sickle cell red blood cells
...o problems including strokes, pneumonia, recurring infections and painful episodes known as crises that often require hospitalization. The new findings appear in the Oct. 8 issue of the Journal of Biological Chemistry. The work of Dr. Julia Brittain provides new clues to better controlling stickiness of ...Experimental drug prevents vaginal simian HIV transmission in monkeys Science study says
...ns, according to the authors. The majority of HIV infections are acquired via transmission across mucosal surfa...-RANTES concentration would be needed to block HIV infections in humans -- if research were to progress that far. The concentration that prevented infection in al...Study identifies target for preventing sexual transmission of HIV
...ting HIV transmission." "The vast majority of HIV infections in the world are sexually transmitted, most commonly through heterosexual sex," Dr. Lederman said. "But there has been substantial debate as to how the virus actually gets into cells at these sites of transmission, called mucosal sites. HIV can use ...Genetically modified parasite lets researchers probe immune system's memory
...in their "memory" of Leishmania and respond to new infections at least 5 months after initial infection. Because T cells orchestrate the immune system's fight against other diseases, including tuberculosis and AIDS, scientists believe the new insights will be help efforts to develop other vaccines. "We are so m...NIH funds new bioinformatics resources at UT Southwestern
...s bacterium, Mycobacterium tuberculosis, establish infections and how the body responds to them. A pathogen, such as the tuberculosis bacterium, interacts with cells in the host's body, leading to changes in gene and protein activity within both the bacterium and host cell. In order for the infection to persis...Bug's-eye-view of urinary tract reveals E.coli infection genes
...milar to humans, and mice respond to urinary tract infections in the same way. To identify the specific E. coli genes that were "turned on" during infection, the scientists first had to collect messenger molecules called RNA. RNA copies genetic information from active genes and carries it to the ribosome, which...Predicting infection risk of mosquito-borne disease
...to prevent and control the spread of mosquito-born infections would clearly benefit from paying attention to mosquito demography and behavior....A clear view of mycobacterial infection
...d into the granuloma. By visualizing in zebrafish infections of a virulent strain of M. marinum and a strain missing a genetic region called RD1 a region that is somehow involved in the virulence of the bacteria Ramakrishnan and colleagues have observed that RD1 is actually required for granuloma formation a...Gene therapy approach reverses diabetic neuropathy in animal model, Pitt study finds
...tients may be unaware of the presence of ulcers or infections or that they've experienced injury. No treatments exist that can stop progression of neuropathy, let alone reverse any damage to nerves. Five weeks after a one-time inoculation, diabetic animals receiving gene therapy had complete reversal of establ...UCLA and Univ. of Utah researchers identify how a hormone regulates iron
...nt in the body -- which can occur in patients with infections or with inflammatory diseases such as rheumatoid arthritis or inflammatory bowel disease -- often results in not enough iron released into the blood stream causing chronic anemia. "We have defined how the hormone hepcidin regulates the accumulation o...Scientists raise concerns about second wave of 'mad cow' prion infection
...rted cases could be followed by a new wave of vCJD infections around the world of unknown magnitude. These conce...er than BSE is not absolute. He listed several TSE infections found in animals in the U.S., including Chronic Wasting Disease (CWD), which is found in both farmed...Molecular switch provides clues to remarkable adaptability of human pathogen
...ginosa also causes a variety of potentially fatal infections in humans with a disease- or injury-weakened immune system. In addition, infection with P. aeruginosa is the primary cause of death for patients with cystic fibrosis (CF), who often become infected shortly after birth and are afflicted with chronic ...Identifying the path to infection
...ll aid in the study and treatment of urinary tract infections and other related diseases." To determine the structure, the researchers grew a two-dimensional crystal of PapC -- a sheet with a thickness of just one protein. To image individual proteins in the crystal, they used a technique called cryo-ele...MIDI, Inc receives Official Methods(SM) status for the confirmatory ID of the anthrax pathogen
...cis identifications from human and animal anthrax infections or from suspected environmental contamination following culture. During the AOAC Study, the MIDI Sherlock System was subjected to exhaustive testing of geographically diverse strains of B. anthracis and related bacteria to determine its ability to ...HIV, diagnostic health care tools top of list for UH researchers
...e nanomachines that could be used to combat latent infections caused by viruses like HIV. He also will join a focus group exploring energy production from biological nanosystems that could eventually lead to cleaner, more efficient energy supplies, reducing both costs and environmental consequences. Full deta...Community living causes bacteria to diversify
...in biofilms are responsible for many chronic human infections such as cystic fibrosis lung infections, heart valve infections, and wound infections in people with diabetes. In biofilms, organisms live clustered together, encased in a self-produced ......n suffer from numerous serious or life-threatening infections that are often fatal in early life. The condition became widely known in the 1970's when the world learned of David Vetter, a boy with SCID who lived for 12 years in a plastic, germ-free bubble. A number of genetic abnormalities can cause SCID. T...