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Growth and Development of the Uterus and Placenta of Superovulated Gilts REVOLSON ALEXIUS MEGE; SYAHRUN HAMDANI NASUTION; NASTITI KUSUMORINI; WASMEN MANALU
HAYATI Journal of Biosciences Vol. 14 No. 1 (2007): March 2007
Publisher : Bogor Agricultural University, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (38.729 KB) | DOI: 10.4308/hjb.14.1.1

Abstract

Forty eight gilts with average body weight of 107.83 + 5.08 kg were used in experiments to study the use of pregnant mare serum gonadotrophin (PMSG) and human chorionic gonadotrophin (hCG) as superovulation agent in gilts to increase piglet production. Four groups of twelve gilts were injected with PMSG dan hCG dose levels of 0, 600, 1200, and 1800 IU/gilt. Injections were conducted three days before estrus. During gestation, gilts were placed in colony pigpens. On days 15, 35, and 70 of gestation, gilts were slaughtered in order to measure the number of corpus luteum, growth and development of the uterus and placenta. Blood samples were collected to determine progesterone and estradiol concentrations. The resuts showed that superovulation dose levels of 600 to 1200 IU/gilt increased progesterone and estradiol secretions, growth and development of the uterus and placenta in gestation ages of 15, 35, and 70 days. It is concluded that superovulation with dose of 600 to 1200 IU can improve the gilts reproduction. Key words: gilts, superovulation, gestation, progesterone, estradiol, corpus luteum
Supplementation of tempeh extract for improving quality of bone in premenopausal conditions using rats as animal models . Safrida; Nastiti Kusumorini; Wasmen Manalu; Hera Maheshwari
Proceedings of The Annual International Conference, Syiah Kuala University - Life Sciences & Engineering Chapter Vol 3, No 1 (2013): Life Sciences
Publisher : Syiah Kuala University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (115.534 KB)

Abstract

Tempeh extract is a natural substance that contains phytoestrogens, having similar estrogen activity. This study was designed to determine the potential of tempeh extract in improving the quality bone in premenopausal conditions, and to compare the natural product of tempeh extract with commerciallyavailable hormones (genistein, ethinylestradiol, and somatotropin). Experimental design used was Completely Randomized Design (CRD) consisted of 7 experimental groups, each consisted of 3 rats i.e.,1) K= premenopausal rats as a negative control, 2) P = premenopausal rats given distilled water orally as a placebo, 3) TEM = premenopausal rats given tempeh extract 300 mg/day/200g body weight, 4) GEN =premenopausal rats given genistein 0.25 mg/day/kg body weight, 5) EST = premenopausal rats givenethinylestradiol 9x10-3 mg/day/200g body weight, 6) SO = premenopausal rats injected with sesame oil/day/kg body weight, 7) BST = premenopausal rats injected somatotropin 9 mg/day/kg body weight. The parameters observed were the bone and serum calcium and phosphorus concentrations, bone ashconcentrations, bone collagen concentrations, bone water concentrations, bone RNA concentrations, bone length, bone weight, bone density, and bone strength. Supplementations of tempeh extract for two months in premenopausal rats could improve the quality of bone, which was characterized by the increased bone calcium concentrations, ratio of Ca/P on tibia bone, bone ash levels, bone density, and bone strength