Physiology of stress and reproduction

Date: 05 June ‘05; 14:00 - 18:00 hours
Chairperson: Kemp (NL)

Theatre

• Unravelling stress-induced subfertility in ruminants (Dobson, H., S.P. Ghuman, S. Prabhaker, R. Morris, S. Walker, V. Gandotra and R.F. Smith)

• Studies on stress and reproduction in the mare: effect of ACTH on adrenal steroid hormone levels in mares (Hedberg, Y., A.-M. Dalin and H. Kindahl)

• Effects of stress during pregnancy on endocrine and immune responses in pigs (Kanitz, E., W. Otten, K.P. Bruessow, M. Tuchscherer and F. Schneider)

• Effect of social stress on embryonic survival in indoor and outdoor housed gilts and sows (Hazeleger, W. and N.M. Soede)

• Effect of summer stress on quantity and quality of semen of Holstein-Friesian and Jersey bulls under subtropical environments (Fiaz, M. and R.H. Usmani)

• Factors describing stress of dairy cows around insemination and their effect on non-return rate (Schrooten, C. and W.A.J. Veldman)

• Plasma cortisol level in relationship to welfare conditions in dairy farms (Trevisi, E., R. Lombardelli, M. Bionaz and G. Bertoni)

• Glutathione peroxidase activity and its relathionship with cortisol and oppiod responses to training in trotters (Diverio, S., A. Barone, G. Tami, D. Beghelli and C. Pelliccia)

Poster

• Physiological and hematological responses of Baladi goats to tree- sheltering in summer (Shaker, Y.M., S.A. Kandil and A.A. Azamel)
• Calving season affects reproductive performance of high yielding but not low yielding Jersey cows (Soydan, E., E. Sirin, Z. Ulutas and M. Kuran)
• Application of eustress and distress to pigs and the effect on meat quality (Küchenmeister, U., I. Fiedler, B. Puppe, K. Ernst, G. Manteuffel and K. Ender)
• Impact of stress during oestrus on the sperm reservoir and on progesterone concentrations in the sow (Brandt, Y., A. Lang, H. Rodriguez-Martinez and S. Einarsson)
• Search for regulatory DNA variation in genes related to stress response in pigs (Murani, E., S. Ponsuksili, K. Schellander and K. Wimmers)
• Assessment of Fas and FasL immunoreactivity in ejaculated bull spermatozoa (Meggiolaro, D., F. Porcelli, A. Carnevali, P. Crepaldi, M. Marilli and B. Ferrandi)
• Fertility and productive postpartum traits in crossbreds from Pelibuey sheep (Avendaño, L., F.D. Alvarez, L. Molina, R. Santos, A. Correa and N. Pérez)
• Effect of a spray and fans cooling system on productive and physiological response of Holstein steers under heat stress (Correa, A., M. Morales, L. Avendaño, C. Leyva, A. Pérez, R. Díaz and F. Rivera)
• The effect of hormone treatment on reproductive performance of pigs (Siukscius, A.)
• The effect of early wearing on the reproductive performances on Romanian sows (Parvu, M., C. Dinu and A. Marmandiu)
• The influence of some transport associated factors on heart rate response in sheep (Barone, A., S. Diverio, R. Cavallina and N. Falocci)
• Reproductive performance evaluation of different prostaglandins for repeated synchronization program in postpartum dairy cows: preliminary results (Pérez, C.C., J.M. Sánchez, L. Molina, M. Luque and J. Perea)
• The effect of training and competition on the endocrine-metabolic response to stress in trotters (Diverio, S., A. Barone, G. Tami, D. Beghelli and N. Falocci)
• Effects of two different exercises on physiological stress responses of training trotters (Diverio, S., A. Barone, C. Pelliccia, L. Moscati and N. Falocci)
• Evaluation of ovarian follicular growth patterns between the left and the right ovary in control line gilts and selected for high ovulation rate gilts (Vatzias, G., G. Maglaras, E. Asmini, R.V. Knox, C.H. Naber and D.R. Zimmerman)