One Genomics Project In Gates Foundation Global Challenges Funding
Kwiatkowski’s lab will use the funds to form the Malaria Genomic Epidemiology Network to integrate the work of research groups in 14 malaria-endemic countries and explore variations in the human genome that determine an individual’s ability to resist infection.
The foundation yesterday announced some $450 million in grants to 43 projects as part of the Grand Challenges in Global Health program, which funds research for problems in the developing world. Kwiatkowski's project appears to be one of the few to directly address genomics, but, no doubt. other projects will apply biotechnical strategies in seeking advances.
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If the p53 tumor suppressor gene is inactivated, as it is in over half of all human cancers, checks and balances on cell growth fail to operate, and body cells start to accumulate mutations, which ultimately may lead to cancer.This safeguard has been intensly studied but mainly in tissue culture, or in vitro, models.
"This study caused a big shift in how we think about p53," Salk scientist and first author Kurt Krummel, said in a statement. "You have to look at all interacting partners because after all, modifications of p53 itself might not be so important as modifications of negative regulators and co-activators."
Many chemotherapeutical drugs used to treat cancer exert their biological effects on tumor cells through activation of the p53 pathway. Having an accurate view of how p53 is regulated will allow the development of specific drugs that unleash the killing power of p53 by interfering with its negative regulators, a statement said.
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"The genome sequence has helped us identify new chemical pathways that the microbe apparently uses to create what are known as 'secondary metabolites' – possibly including new antibiotic compounds," says Ian Paulsen, who led the sequencing of the organism at The Institute for Genomic Research (TIGR), Rockville, Md., and is the study's first author.
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