Pubdate: Sun, 11 April 1999
Source: Guardian, The (UK)
Copyright: Guardian Media Group 1999
Contact:  http://www.guardian.co.uk/
Note: Ayahuasca is a S. American hallucinogen now legal in Brazil for
certain religious groups

AYAHUASCA PATENT 

Tribes in the Amazon rainforest have appealed against a patent granted in
the United States on one of their most
sacred plants, ayahuasca. It is believed to be the first time a native group
has sought to revoke a plant patent on medicinal and cermonial grounds.

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