Effect of cannabis sativa on prolactin hormone of male dogs

Six weekly repeated doses of crude cannabis were ingested by 12 nature male dogs. Serum prolactin hormone level was measured by radioimmunoassay every two weeks. The results showed significant and marked hyperprolactinemia

Effect of chronic lead poisoning on testosterone of white rats

Three groups of 90 rats were dosed daily with 25, 50 and 100 mg/kg b. wt. lead acetate solutions orally. Testosterone level were estimated by radioimmunoassay every 14 days up to 90 days. The results showed significant decrease in serum testosterone level affected by toxic dose along with toxicity duration