Molecular, Genetic, and Biochemical Nutrition Commons^™

Effect Of Zinc Nutriture And Contraceptive Steroid Injection On Body Composition Of Young Female Rats, Sang Ai Hahn

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Forty-nine female rats initially weighing about 95 grams were used in this experiment to determine the effect of contraceptive hormones on body composition in zinc deficient and zinc supplemented rats. Four treatment groups were: 2 ppm of dietary zinc with daily contraceptive steroid injections, or with placebo injection, and 140 ppm of dietary zinc with contraceptive steroid injection or with placebo. The daily injected steroids consisted of 0.1ug of Ethynyl Estradiol and 0.1mg of Medroxyprogesterone in 0.1ml of corn oil. Non-hormone treated groups received 0.1ml of plain corn oil. All injections were administered into the Gluteus Maximus muscle. Food intake, …