Tag: "strains" at medical news
MRSA is a global health problem
...at of community acquired MRSA. Genetic changes in strains
of community acquired MRSA have led to the evolution of 'fitter' strains
that can combine antimicrobial resistance with transmissibility and virulence. If these strains
Stanford doctors advance in bid to turn mice stem cells into blood vessels
...ate the multiplicity of biomechanical stresses and strains
that the vascular system experiences in everyday life when you simply get up and walk around the block." The computer-controlled bioreactor was developed to help create a standardized process for differentiating stem cells in laboratories that could ...
Montreal researchers identify defects of immune cells
...didiasis in these patients is often complicated by strains
of Candida albicans resistant to conventional antifungal therapies. The research project was carried out jointly by Dr. Louis de Repentigny, Director of the Medical Mycology Laboratory and Professor in the Department of Microbiology and Immunology at...
Study details why listeriosis rates are 20-fold higher during pregnancy
...nfected the animals with a mixture of two distinct strains
of Listeria, adjusting the dose so low that placen...liver and spleen, on the other hand, the bacterial strains
were present in equal numbers 24 hours after injection.After 48 hours, the picture changed. At that ...
SARS vaccine development
...ficient breadth of protection against all relevant strains
of the SARS virus and prevents the selection of escape variants in the patient. In their study, the researchers present the characteristics of a combination of two human monoclonal antibodies that seem to have the desired characteristics in cell-cult...
Chronic middle ear infections linked to resistant biofilm bacteria
... and increases the risk of breeding more resistant strains
of bacteria," he said. Characterized as either an acute or chronic disease, otitis media (OM) is the most common illness for which children visit a physician, receive antibiotics or undergo surgery in the United States. There are two subtypes of ch...
Research leads to first treatment for drug-resistant HIV
...ctive against the growing number of drug-resistant strains
of HIV, the virus that causes AIDS. The problem is...tially respond to treatment develop drug-resistant strains
and stop responding to treatment within eight to 10 months, he said. An additional 20 percent to 40 ...
New bird flu drug promises to beat the problem of resistance
... world's first anti-flu drug effective against all strains
of flu. Dr McKimm-Breschkin was part of the team that developed Relenza which remains one of only two drugs considered effective treatments against avian influenza, and she has also carried out much of the research on influenza drug resistance. Ho...
HIV infection requires an accomplice: B cells with special protein direct HIV to T cells
...or both of two other receptors, from which the two strains
of HIV, X4 and C5, take their names. Once anchored on the membrane, it's able to slither inside and take command of the cell. But as the Pitt studies have found, there is an important first step in a new pathway involving B cells that express a prote...
Study finds MRSA most common cause of skin infections in patients presenting in nation's ER's
...on to health care settings. Outbreaks of these new strains
of MRSA have been reported among athletes, correctional facility inmates and military recruits. Still, the UCLA study demonstrates that the infections appear to be common in people who are not connected to any particular risk group. "We noticed...
New treatment -- first in years -- demonstrated for dangerous staph infections
...ing S. aureus infections is difficult because many strains
have developed resistance to all penicillin-relate...ing to the researchers. For these highly resistant strains
-- called methicillin-resistant S. aureus, or MRSA -- the drug vancomycin has been the only consiste...
'Heroes of Chemistry' honored for medical, green chemistry breakthroughs
...omplicated skin infections, and works well against strains
that carry any of the two major types of tetracycline resistance genes. In addition, Wyeth plans to file for approval to use Tygacil, TM against other resistant pathogens as well as to treat patients who develop pneumonia in the hospital and elsewhe...
Quick diagnosis of flu strains possible with new microchip test
... "The ability to quickly and accurately identify strains
of influenza would be invaluable to international ... to enable detection of two of the most common flu strains
currently circulating in humans, the H1N1 and H3N2 strains, as well as the avian flu strain H5N1. ...
Brisbane teens receive first cancer vaccine shots
...d create. The vaccine prevents four of dozens of strains
of the human papillomavirus (HPV) which cause genital warts and cervical cancer. The prescription-only vaccine is distributed in Australia and New Zealand by Melbourne based pharmaceutical manufacturer CSL and distributed worldwide by US drugmaker ...
Solution to bacterial mystery promises new drugs
...ined as a first step in identification. Laboratory strains
of E. coli do not cause disease; and the enzyme E. coli uses during the first step in making membranes does not exist in most other bacteria, including gram-positive pathogens. Therefore, the way gram-positive bacteria make phospholipid building bloc...
Study shows antibiotic-resistant bacteria responsible for increase in muscle infections
...icillin and cephalosporin family. Some years ago, strains
resistant to these drugs, called methicillin-resis...asive medical procedures. These community-acquired strains
appear to be readily transmitted from person to person and can cause serious skin and soft tissue in...
Live H5N1 avian flu virus vaccines show protection in animal studies
...ines based on live, weakened versions of different strains
of the H5N1 avian influenza virus were well-tolera...e viruses were not lethal, while each of the three strains
of the "wild-type" (naturally occurring) H5N1 viruses were. Similarly, the vaccine viruses were not...
SARS: No evidence that any of the treatments worked
...Asia than previously thought. Antibiotic-resistant strains
were also found to have emerged. Based on their findings, the Korea-based researchers, writing in PLoS Medicine, call for more efforts to reduce the number of cases. Citation: von Seidlein L, Kim DR, Ali M, Lee H, Wang XY, et al. (2006) A multicentr...
Air travel and flu: Post-9/11 restrictions delayed start of season
...ven the concerns about global epidemics of serious strains
of flu, such as occurred in 1918, as well as the more recent, localized outbreaks of 'bird flu', it is important to know more about how flu spreads round the world. Might airline travel play a role in the spread of the infection across large distanc...
A public health lesson from 9/11: To curb the flu, limit flights
... forms of travel. "Thanksgiving is when new flu strains
often spread across the country," Brownstein notes. For international flights, volume during September most strongly predicted the U.S. flu peak, suggesting that September is a key month for introduction of foreign flu strains. In September 2001, ...
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