Zhang and his co-workers performed behavioral tests on two purified cannabinoids. The test results indicated that these two cannabinoids have anti-anxiety and antidepression-like effects in rats that may depend on the ability of cannabinoids to promote the production of new neurons in the hippocampus. Marijuana contains a complex mixture of chemicals including cannabinoids and may have somewhat different behavioral effects than the purified cannabinoids tested so far.
Marijuana contains 13% cannabinoids
( z1 contain :ARG0 ( z2 marijuana ) :ARG1 ( z3 cannabinoid :quant ( z4 percentage-entity :value 13 ) ) )