By BERNADETTE TANSEY, San Francisco Chronicle

SAN FRANCISCO -- Drug companies shower medical school faculty members with pricey dinners, free samples and other inducements to influence their prescribing patterns, an organization of U.S. medical students says.

Med students are trying to change that.

SAN FRANCISCO -- Stanford University doctors are trying a new tool to fight cancer. It's a test that, by focusing on genetic analysis, could help doctors better understand a patient's treatment needs.

Biotechnology has introduced many wonders to the world. New drugs to treat deadly diseases. Microbes that digest oil spills. Fluorescent fish. Remarkable inventions all.

But what has biotech ever done for bald people?

Less than a dozen years after Dolly the sheep became the world's first cloned mammal, grocers and restaurateurs are digesting the fact that milk and meat from cloned animals could soon filter into their supply chains.