Tag: "polio" at biology news
No role for simian virus 40 in human pleural mesotheliomas
...that simian virus 40 (SV40), a contaminant in some polio
vaccines administered in the 1950's and 1960's, mi..."Because SV40 was a recognized contaminant of some polio
and adenovirus vaccines in the 50's and early 60's, its potential to cause cancer in humans has been...
Common cold virus can cause polio in mice when injected into muscles
...cold virus closely related to poliovirus can cause polio
in mice. The researchers injected a cold virus cal...study. "In principle, Coxsackieviruses could cause polio
in humans," said Gromeier. "We are in the process of eradicating polio
worldwide, but if we eliminat...
Polio victory remembered
...hey hoped would stop, once and for all, the raging polio
epidemic that was leaving young Americans paralyze...e, potent and effective." Within only a few years, polio
rates had dramatically declined in the U.S. Today polio
is gone from the Western Hemisphere and the...
Researchers report definitive evidence that HIV-AIDS is not from oral polio vaccine
HIV-AIDS did not come from oral polio
vaccine contaminated with chimpanzee virus, report...ity of Arizona evolutionary biologist. Belief that polio
vaccine can spread AIDS has hampered the World Health Organization's efforts to stamp out polio. In ...
Device detects, traps and deactivates airborne viruses and bacteria
...laborators have tested the device using non-potent polio
virus and have achieved 99.9999 percent efficiency. He currently is collaborating with the Midwest Regional Center of Excellence for Biodefense and Emerging Infectious Diseases Research (MRCE) and his Washington University colleague, Lars Angenent, ...
Immune cells may help deliver cancer vaccines for children
...o prevent the onset of infectious diseases such as polio
or measles, cancer vaccines would be therapeutic vaccines, given to treat a disease that a patient already has. Therapeutic cancer vaccines are currently being tested against a wide variety of malignancies, mostly in adult patients. Although none of...
West Nile Virus cases analyzed for prevalence and symptoms
...iseases such as stroke, Parkinson's, Bells' palsy, polio
and Guillain-Barre syndrome. The remainder of their cases presented with a meningitis or encephalitis without any focal symptoms. "As West Nile virus cases continue to be seen across the U.S., we hope neurologists and patients benefit from the findin...
Researchers warn biotech advances could be misused by terrorists
...cientists in the United States were able to create polio
virus from scratch by assembling pieces of DNA. The Hopkins researchers suggest these technologies could make harmless unregulated organisms dangerous and render obsolete current policies to restrict access to dangerous pathogens. The Center for Civi...
University of South Florida team conducts trial for HIV vaccine
...g 10 at TGH. Traditionally, vaccines, such as the polio
vaccine, work by encouraging antibodies to prevent infection. However, most vaccines designed to stimulate production of antibodies against HIV have not worked well because the cryptic virus changes itself slightly to evade attack. Instead of buildi...
Unexpected links found between many RNA viruses
...roup that includes HIV, rotavirus, hepatitis C and polio
viruses. In an article published in the March 2002 issue of the journal Molecular Cell , HHMI investigator Paul Ahlquist and colleagues at the University of Wisconsin at Madison described the parallels among positive-strand RNA viruses ([+]RNA), r...
UT Southwestern researchers link human lymphomas to polio vaccine tainted with monkey virus
...s between 1955 and 1963 in contaminated batches of polio
vaccine. As many as 30 million people may have been vaccinated with the tainted serum. Persons born after 1963 also have been found to carry the virus, but scientists are uncertain how the virus was transmitted to them. Estimates for the number of ca...
SV40 found in human lymphoma samples
...ver, in the 1950s and early 1960s, some batches of polio
vaccine became accidentally infected with the virus. The vaccine was then given to millions of people worldwide. Because some patients with SV40-positive tumors were born after 1963 and would not have been exposed to the contaminated vaccine, it appe...
Scientists discover how some viruses take strong hold of cells
...n the same family, including the virus that causes polio
and rhinovirus, one cause of the common cold and other respiratory and gastrointestinal infections. "It's a very clever arrangement that these viruses have worked out," Freimuth says, "and very hard to defeat." For example, scientists have tried adm...
Tips from the Journals of the American Society for Microbiology: August 2001
... is based on Sabin 1 and 2 vaccine strains against polio
that were genetically engineered to display a variety of SIV proteins. Female macaques were then innoculated with this new virus and vaginally challenged with highly virulent strain of SIV. More than half the vaccinated group were protected against...
Genetically engineered poliovirus fights brain tumors
...tment was severely limited by its ability to cause polio
in humans. "We genetically engineered a poliovirus variant that lost its ability to cause disease in humans. We accomplished this task by inserting a piece of genetic information of rhinovirus (the virus that causes the common cold) into the poliov...
No AIDS-related viruses or chimpanzee DNA found in 1950's-era polio vaccine
...d by three independent laboratories on 1950s-era polio
vaccine samples from The Wistar Institute, Phila...trong evidence to refute the theory that an oral polio
vaccine prepared at The Wistar Institute and administered to people in the then Belgian Congo in...
Gene therapy frees two children from sterile 'bubbles,' Science authors report
...nding immune systems with tetanus, diphtheria, and polio
vaccinations, and found that the infants produced the correct antibodies for each. Fischer believes that the key to the therapy's success lies "not in the technique, but in the disease itself." In the SCID X1 cases, cells with the normal gene seem to...
Scientists, research advocates honored as Albert B. Sabin Heroes of Science
...g's reception. Dr. Sabin, developer of the oral polio
vaccine, recognized the valueof animals in medicine. He once wrote, "Without the use of animalsand of human beings it would have been impossible to acquire theimportant knowledge needed to prevent much suffering and prematuredeath not only among hum...
Researchers glimpse polio virus as it enters host cell
...on systems at the turn of the century, that turned polio
from an endemic disease, with a few cases here and... for understanding viruses. But the problem of how polio
actually enters cells has been a tough nut to crack, mostly for technical reasons. Though intermedia...
Human stem cell research leads Science's top ten list of the best scientific advances in 1999
..., x-ray astronomy, epigenetics, nanocomputers, and polio
eradication. The editors also check in on last year's scorecard to see how well they did with 1998's predictions. Science's Top Ten section also includes some additional awards. The dubious honor of being the Blunder of the Year goes to NASA's in...