Wow, if it pans out - news re pot compound + cancer

http://www.sfgate.com/health/article/Pot-compound-seen-as-tool-against-cancer-3875562.php

A clip from the article -

Marijuana, already shown to reduce pain and nausea in cancer patients, may be promising as a cancer-fighting agent against some of the most aggressive forms of the disease.
A growing body of early research shows a compound found in marijuana - one that does not produce the plant's psychotropic high - seems to have the ability to "turn off" the activity of a gene responsible for metastasis in breast and other types of cancers.