Journal of Animal and Veterinary Advances

Year: 2010
Volume: 9
Issue: 11
Page No. 1621 - 1624

Effects of Energy Level and PMSG Dose on Blood Progesterone, Insulin and FSH Concentration in Zel Ewes Prior to and after Mating

Authors : M. Mohajer, A.R. Alimon, H.B. Yaakub , A. Niasari- Naslaji and A. Toghdory

References

Beal, W.E., R.E. Short, R.B. Staigmiller, R.A. Bellows, C.C. Kaltenbach and T.G. Dunn, 1978. Influence of dietary energy intake on bovine pituitary and luteal function. J. Anim. Sci., 46: 181-188.
Direct Link  |  

Beam, S.W. and D.W. Holcombe, 1992. Effect of insulin administration during follicular growth on serum glucose and hormone profiles in ewe lambs. Can. J. Anim. Sci., 72: 421-426.

Beauchemin, K.A., L.A. McClelland, S.D.M. Jones and G.C. Kozub, 1995. Effects of crude protein content, protein degradability and energy concentration of the diet on growth and carcass charaCt-eristics of market lambs fed high concentrate diets. Can. J. Anim. Sci., 75: 387-395.
Direct Link  |  

Bindon, B.M., T.S. Ch'ang and H.N. Turner, 1971. Ovarian response to gonadotrophin by Merino ewes selected for fecundity. Aust. J. Agric. Res., 22: 809-820.
PubMed  |  

Booth, W.D., R. Newcomb, H. Strange and L.E.A. Rowson, 1975. Plasma oestrogen and progesterone in relation to superovulation and egg recovery in the cow. Vet. Rec., 97: 366-369.
PubMed  |  

Britt, J.H. and L.C. Holt, 1988. Endocrinological screening of embryo donors and embryo transfer recipients: A review of research with cattle. Theriogenology, 29: 189-202.
Direct Link  |  

Donaldson, L.E., J.M. Bassett and G.D. Thorbum, 1970. Peripheral plasma progesterone concentration of cows during puberty, oestrous cycles, pregnancy and lactation and the effect of undernutrition or exogenous oxytocin on progesterone concentration. J. Endocrinol., 48: 599-614.
CrossRef  |  Direct Link  |  

Downing, J.A., J. Joss, P. Connell and R.J. Scaramuzzi, 1995. Ovulation rate and the concentration of gonadotrophic and metabolic hormones in ewes fed lupin grain. J. Reprod. Fertil., 103: 137-145.
Direct Link  |  

Givens, D.I. and A.R. Moss, 1994. Effect of breed, age and bodyweight of sheep on the measurement of apparent digestibility of dried grass. Anim. Feed Sci. Technol., 46: 155-162.
Direct Link  |  

Gombes, S. and W. Hansel, 1973. Plasma Luteinizing Hormone (LH) and progesterone levels in heifers on restricted energy intakes. J. Anim. Sci., 37: 728-733.

Goto, K., Y. Nakanishi, S. Ohkutsu, K. Ogawa and M. Tasaki et al., 1987. Plasma progesterone profiles and embryo quality in superovulated Japanese Black cattle. Theriogenology, 27: 819-826.
PubMed  |  

Greve, T., H. Gallesen and P. Hyteel, 1983. Endocrine profiles and egg quality in the superovulated cow. Nordic Veterinaermed., 35: 408-421.
PubMed  |  

Greyling, J.P.C. and W.C.J. Brink, 1987. Synchronization of estrous in sheep: The use of the Controlled Internal Drug Release (CIDR) dispenser. S. Afr. Tydskr.Veek, 17: 128-132.

Hamra, A.H., Y.G. Massri, J.M. Marcek and J.E. Wheaton, 1986. Plasma progesterone levels in ewes treated with progesterone-controlled internal drug release dispensers, implants and sponges. Anim. Reprod. Sci., 11: 187-194.

Hill, J.R., D.R. Lamond, D.M. Henriks, J.F. Dickey and G.D. Niswender, 1970. The effects of under nutrition on ovarian function and fertility in beef heifers. Biol. Reprod., 2: 78-84.
Direct Link  |  

Jensen, A.M., T. Greve, A. Madej and L.E. Edqvist, 1982. Endocrine profiles and embryo quality in the PMSGPG untreated cow. Theriogenology, 18: 33-44.

Karim, S.A. and A. Santra, 2000. Growth performance of Malpura and crossbred lambs under intensive conditions. Small Rumin. Res., 37: 287-291.
Direct Link  |  

Landau, S., 1993. Increasing glucose metabolism in dry and pregnant ewes by nutritional means. Ph.D. Thesis, The Hebrew University of Jerusalem, pp: 454.

Lourenco, A.L.G., A.A. Dias-da-Silva, A.J.M. Fonseca and J.T. Azevedo, 2000. Effects of live weight, maturity and genotype of sheep fed a hay-based diet, on intake, digestion and live weight gain. Livest. Prod. Sci., 63: 291-296.
CrossRef  |  

Macmillan, L.H. and R.C. Sealey, 1989. Do melatonin implants in�uence the breeding season in Coopworth ewes?. Proc. N. Z. Soc. Anim. Prod., 49: 43-46.

Mahgoub, O., C.D. Lu and R.J. Early, 2000. Effects of dietary energy density on feed intake, body weight gain and carcass chemical composition of Omani growing lambs. Small. Rumin. Res., 37: 35-42.
Direct Link  |  

NRC, 1985. Nutrient Requirement of Sheep. 6th Edn., National Academy Press, Washington, DC., USA., Pages: 77.

Ranilla, M.J., M. Carro, C. Valdes, F. Giraldez and S. Lopez, 1997. A comparative study of ruminal activity in Churra and Merino sheep offered alfalfa hay. Anim. Sci., 65: 121-128.

SAS, 1999. SAS/STAT software: Release 8.1. SAS, Institute, Inc., Cary, NC.

Saumande, J., D. Tamboura and D. Chupin, 1985. Changes in milk and plasma concentrations of progesterone in sows after treatment to induce superovulation and their relationships with number of ovulations and of embryos collected. Theriogenology, 23: 719-731.
PubMed  |  

Skinner, D.C., S.D. Cilliers and J.D. Skinner, 2002. Effect of ram introduction on the oestrous cycle of springbok ewes (Antidorcas marsupialis). Reproduction, 124: 509-513.
CrossRef  |  Direct Link  |  

Smith, A.J. and R.D. Stewart, 1990. Effects of Nutrition on the Ovulation Rate of Ewes. In: Reproductive Physiology of Merino Sheep: Concepts and Consequences, Oldham, C.M., G.B. Martin and I.W. Purvis (Eds.). The University of Western Australia, Canberra, pp: 85�101.

Weyreter, H. and W.V. Engelhardt, 1984. Adaptation of Heidschnucken, Merino and Blackhead sheep to a fibrous roughage diet of poor quality. Can. J. Anim. Sci., 64: 152-153.
CrossRef  |  Direct Link  |  

Wheaton, J.E., K.M. Carlon, H.F. Windels and L.J. Johnston, 1993. CIDR: A new progesterone-releasing intravaginal device for induction of estrus and cyclic control in sheep and goats. Anim. Reprod. Sci., 33: 127-141.

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