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Science News for October 10, 2006


Dust may dampen hurricane fury

Researchers at University of Wisconsin-Madison found a link between dust storms and hurricane frequency in Atlantic, suggesting that dust may help suppress brewing hurricanes. The study suggests that long-term changes in hurricanes may be related to multiple factors.

SourceUniversity of Wisconsin-Madison·JournalPhysical Review Letters·DateOct 10, 2006

Psoriasis associated with increased risk for heart attack

A study published in JAMA Network found that adults with psoriasis, particularly those with severe forms of the condition, are at a higher risk for heart attacks. The research also revealed that younger patients with severe psoriasis have a significantly increased relative risk compared to other major cardiac risk factors.

SourceJAMA Network·JournalJAMA·DateOct 10, 2006

Key to lung cancer chemo resistance revealed

Researchers at Johns Hopkins have found that lung cancer cells exploit the NRF2 gene to detoxify chemicals, including chemotherapy agents, rendering them ineffective. This discovery may lead to new treatment strategies by blocking NRF2 activity, potentially improving standard chemotherapy drug efficacy.

SourceJohns Hopkins Medicine·JournalPLOS Medicine·DateOct 10, 2006

HIV gets a makeover

Researchers at Rockefeller University developed a modified HIV virus that can infect both human and monkey cells, paving the way for more effective vaccine testing. By manipulating key proteins, they created a 'simian tropic HIV' (stHIV) that replicates vigorously in primate cells.

SourceRockefeller University·JournalScience·DateOct 10, 2006