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Scientists bleak about AIDS vaccine prospects - Health - San Luis Obispo
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Living - Health
Tuesday, Oct. 14, 2008
Scientists bleak about AIDS vaccine prospects
By CLARE NULLIS - Associated Press Writer
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The global economic abg virus protection turmoil is likely to take its toll on AIDS research funding and add to the problems plaguing the search for a vaccine against the virus, scientists warned Tuesday.
Anthony Fauci, director of the U.S. National Institutes of Allergy and Infectious Diseases, said it was impossible to predict whether scientists would ever be able to develop an effective vaccine, as they have for other killers such as smallpox and measles.
"Will there be a guarantee that we will get a free trial anti virus vaccine in the classical sense? Realistically you can't say that," Fauci mcafee virus scan repair said. "But that doesn't mean we are going to give up trying."
Nine hundred experts are attending the international AIDS vaccine conference in Cape Town, at the epicenter of an epidemic that has infected an estimated 33 million people, of whom 5.5 million are in South Africa.
The economic downturn has added to the gloom among experts deeply frustrated by research setbacks. A recent trial showed that one potential vaccine not only failed to prevent infection but appeared to increase the risk of contracting the virus.
Now there is added concern that philanthropic organizations, like the Bill and Melinda Gates Foundation, who have become major players in health and development projects may cut back on funding.
"It's not good news for research in general and vaccine research in particular," Alan Bernstein, head of the Global HIV Vaccine Enterprise, told the Associated Press.
"It has been a very turbulent year."
Fauci said the National Institutes for Health total AIDS budget this year was US$1.5 billion of which US$491 million was dedicated to vaccine research. This was up from US$703 million in 1998, stomach virus england with US$115 million for the vaccine, and US$223 million in 1988, with 22 million allocated to developing a vaccine in an era when scientists were still optimistic about success.
Fauci said while he did not expect the display properties virus problems U.S. government to cut its spending on AIDS, "the increases in the budget that we had hoped for will not be forthcoming."
And he said he feared the financial downturn would impact on the "enthusiasm and ability of philanthropic research and development."
Fauci rejected criticism from "naysayers" who argue that too much taxpayer money has been spent on the vaccine.
"If you can prevent infection, you are preventing the need for a lifetime of expensive drugs," he said, referring to antiretroviral therapy that can prolong people's lives many years. "If you look historicially, vaccines have been the most cost effective health interventions in history and hotmail virus continue fix winlogon virus to be so."
And he said it would be wrong to divert funding from vaccine research - as some prominent scientists have argued - into male circumcision which can reduce HIV transmission by up to 60 percent.
"We tend not to think of either or," he said.
Dramatic results from trials into male circumcision prompted the United Nations last year to recommend that government embrace it as part of their AIDS prevention armory. But African countries that are keen to embark on mass male circumcision complain they lack the virus security study year resources and the medical expertise needed. Funding programs from international donors are still in their infancy.
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Body's natural anti-HIV enzyme is examined
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Body's natural symantec virus definitions disk space anti-HIV enzyme is examined
U.S. medical scientists say they've determined the atomic structure of a key enzyme involved in inhibiting the human immunodeficiency virus.
The researchers, led by Professor Xiaojiang Chen of the University of Southern California, said the enzyme APOBEC-3G -- present in every human cell -- is capable of stopping HIV at the first step of replication, when the retrovirus transcribes its RNA into viral DNA.
The reason APOBEC-3G works so well, but people still develop AIDS, is because the HIV virus has evolved to encode the protein Vif, which blocks APOBEC-3G. But Chen said his group's research offers important clues on where Vif binds to APOBEC-3G.
Those findings, he said, could be used to design drugs that would prevent Vif from anti virus program reviewbinding, allowing APOBEC-3G to do its job. That, he added, would unlock humans' innate ability to fight HIV. The study that included Lauren Holden, Courtney Prochnow, Y. Paul Chang, Ronda Bransteitter, Linda Chelico, Udayaditya Sen and Professors Raymond Stevens and Myron Goodman appears in the online edition of the journal Nature. Copyright 2008 by United Press International Publication date: 14 October 2008 Source: UPI-1-20081014-14165900-bc-us-hiv.xml Archive Bookmark this news ADs Latest news FDA probes donation bagle virus to science center The U.S. Food and Drug Administration is investigating whether the chairman of a panel about to make a ruling on the safety of bisphenol family bed virus A has been compromised.The Milwaukee Journal Sentinel reported Wednesday that regulators are investigating whether Martin Philbert, chairman of the FDA subcommittee that is reviewing an earlier FDA ruling on the safety of the controversial industrial chemical, properly disclosed a large donation.Philbert received $5 million for the University of Michigan's Risk more... 16.10.2008 - UPI NewsTrack Health and Science lump throat virus News 16.10.2008 - Rare wild salmon turns up in Rhine 15.10.2008 - World's oldest memory resident virus flying insect fossil found 15.10.2008 - Palin says N.H. reminds her of home 15.10.2008 - West African chimps in alarming decline 15.10.2008 - stinger virus scan Space shuttle Atlantis ready for rollback 15.10.2008 - G8 leaders commit to crisis plan 15.10.2008 - Most angioplasty patients not stressed 15.10.2008 - Lunar robot to begin field tests in Hawaii The most read news - New multiple sclerosis research reported - Space shuttle Atlantis ready for rollback - human papilloma virus Study: Diabetes found linked with TB - Diversity of fish can restore coral reefs - Phoenix survives top anti virus a Martian dust virus cleaner for trojen viruses storm - G8 leaders commit to crisis plan - NASA to Webcast IBEX spacecraft launch - Lunar robot to begin field tests in Hawaii - West African chimps in alarming decline - NASA releases mysteryville virus its 50-year documentary What is New? © 1997-2008 moldova.org - All rights reserved. moldova.org is a registered mark by Moldova Foundation. Privacy Policy. Please read the terms of use when you can benefit from our services. Design and programming by Adpixel |