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Tag: "prepare" at biology news

New SARS Protein Linked To Important Cell Doorway

... to the Golgi apparatus—the structure cells use to prepare proteins for transport to the cell surface--and keeping it there. Plans for follow-up include studies of a recently produced version of the SARS virus where orf7a has been genetically knocked out. Scientists hope to use it to learn what orf7a does f...

NIAID Initiates Trial of Experimental Avian Flu Vaccine

...accine trial marks a key advance in our efforts to prepare to respond to an avian flu pandemic,?adds Dr. Fauci. Sanofi pasteur, Swiftwater, PA, manufactured the trial vaccine, which is an inactivated vaccine made from an H5N1 virus isolated in Southeast Asia in 2004. Sanofi pasteur, formerly Aventis Pasteur...

First technology to remove prions that cause vCJD from blood launched

...that although we should hope for the best, we must prepare for the worst and take every measure available today to safeguard the blood supply. Pall Corporation developed the Leukotrap Affinity Prion filter to help blood authorities around the world stop the transmission of prions as part of the Company's mi...

Genetic therapy reverses nervous system damage in animal model of inherited human disease

...rking LAMAN gene, one of the first steps that will prepare this particular gene therapy for practical use in humans. The gene is transported via a neutralized virus that "infects" cells with the functioning gene. Since the blood-brain barrier would block the virus carrying the gene if it were circulating in ...

Studies reveal how plague disables immune system, and how to exploit the process to make a vaccine

...e powers and we think we can use that knowledge to prepare a preemptive strike." Historically, the terms "pl... learn new things about an ancient scourge, and to prepare for the possible re-emergence of diseases we would like to forget, but better not." ...

Immune system's distress signal tells bacteria when to strike back

...s of a brewing immune response, they also begin to prepare for battle, gathering information and responding with their own counteroffensive. Their first move is a process called quorum sensing, which bacteria use to gauge their own numbers. When interferon-gamma binds with OprF on the bacterial cell surface...

Scientists succeed in cloning human embryos from eggs matured in the lab

...m ionophore, which enabled the injected nucleus to prepare for the first embryonic division. Mr Heindryckx said: "Eighteen out of the 25 in vitro matured MII oocytes survived this nuclear transfer. Of these, 11 showed the formation of one pronucleus. In normal fertilisation the formation of male and female ...

Invitrogen Launches i-Path -- A Unique Systems Biology Platform at BIO 2005

...m ionophore, which enabled the injected nucleus to prepare for the first embryonic division. Mr Heindryckx said: "Eighteen out of the 25 in vitro matured MII oocytes survived this nuclear transfer. Of these, 11 showed the formation of one pronucleus. In normal fertilisation the formation of male and female ...

Endocannabinoids ?the brain's cannabis ?demonstrate novel modes of action to stress

...back regulation of the stress response might be to prepare the brain to mount another response in case of the onset of another possible stressor. The endogenous cannabinoids may serve to link the stress response with other neuroendocrine functions controlled by the hypothalamus, such as feeding. Di says tha...

3D Atlas Will Help Navigate The Spinal Cord

...0 by the Christopher Reeve Paralysis Foundation to prepare a three-dimensional (3D) atlas of the rat spinal cord over the next two years. Christopher Reeve met with Institute scientists during his visit to Australia in 2003 and was impressed with their work in spinal injuries research. Professor Paxinos is ...

UW scientists report a new method to speed bird flu vaccine production

...k is especially important as governments worldwide prepare for a predicted pandemic of avian influenza. Writ...o generate the vaccine used in inoculations, which prepare the human immune system to recognize and defeat the wild viruses that spread among humans in an epid...

New book expands biological classifications to account for 'alien' life

...ch as astronomy, microbiology and oceanography, to prepare themselves for the search for life away from Earth. Ward also was a co-author, with UW astronomer Donald Brownlee, of a popular book called "Rare Earth," published in 2000. The book advanced the idea that simple microbial life might be very common i...

Synthetic Protein Eases Arthritis Symptoms in Mice

...curring PLAD helps both forms of TNFR assemble and prepare to receive TNF-alpha. Synthetic PLAD, the scientists hypothesized, would bind to its natural counterpart and prevent it from performing its usual task. The scientists used a variety of techniques (including injection of TNF-alpha) to induce arthriti...

Sleeping sickness parasite shows how cells divide their insides

...rganelle, the Golgi apparatus, duplicates as cells prepare to divide, according to a report in Science Express. Graham Warren , professor of cell biology , and his colleagues at Yale study Trypanosoma brucei, the parasite that causes Sleeping Sickness. Like many parasites, it is exceptionally streamlined ...

H5N1 avian flu virus vaccine induces immune responses in healthy adults

... important step forward in the nation's efforts to prepare for the possible emergence of a human pandemic of H5N1 avian influenza," notes NIH Director Elias A. Zerhouni, M.D. "We are working hard to address the many challenges that remain with regard to the development of an H5N1 vaccine," adds NIAID Dire...

Melanoma vaccine strategy shows promise in laboratory experiments

...essor Brian Czerniecki, M.D., Ph.D., is working to prepare yet another type of immune cell, called a dendritic cell, to present the BRAFV600E peptide to killer T cells. Dendritic cells have as their primary job the presentation of foreign materials to the immune system, and the expectation is that dendritic ...

Amazonian terra preta can transform poor soil into fertile

...ich is commonly used in many parts of the world to prepare fields for crops, releases greenhouse gases into the atmosphere. Slash-and-char, on the other hand, actually reduces greenhouse gases, Lehmann said, by sequestering huge amounts of carbon for thousands of years and substantially reducing methane and ...

GPSDB, the free Gene and Protein Synonyms DataBase

...ich is commonly used in many parts of the world to prepare fields for crops, releases greenhouse gases into the atmosphere. Slash-and-char, on the other hand, actually reduces greenhouse gases, Lehmann said, by sequestering huge amounts of carbon for thousands of years and substantially reducing methane and ...

World faces challenge as life expectancies lengthen, scientist says

...implications before we rush in--at least so we can prepare ourselves. We need to confront the prospect of inequality head-on, instead of waiting 10 years and then saying, 'What a surprise!'"...

Cell barrier shows why bird flu not so easily spread among humans

...ic health agencies worldwide may have more time to prepare for an eventual pandemic of avian influenza. Periodically, animal forms of influenza such as bird flu evolve to become highly contagious human pathogens. Most scientists agree a pandemic of avian influenza will occur at some time. The worst-case sce...

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