Wednesday, November 17, 2010

Losing Nature's Medicine Cabinet

By Jeremy Hance
Mongabay.com

In all the discussions of saving the world's biodiversity from extinction, one point is often and surprisingly forgotten: the importance of the world's species in providing humankind with a multitude of life-saving medicines so far, as well as the certainty that more vital medications are out there if only we save the unheralded animals and plants that contain cures unknown. Already, species have provided humankind everything from quinine to aspirin, from morphine to numerous cancer and HIV-fighting drugs.

"As the ethnobotanist Dr. Mark Plotkin commented, the history of medicine can be written in terms of its reliance on and utilization of natural products," physician Christopher Herndon told mongabay.com. Herndon is co-author of a recent paper in the journal Biotropica, which calls for policy-makers and the public to recognize how biodiversity underpins not only ecosystems, but medicine.

"Our dependence today on nature for health has not diminished as significan
tly as commonly presumed. Over the past quarter century, more than half of all pharmaceuticals brought to market were directly derived from or modeled after compounds from other species," Herndon explains.

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