Dopamine and mesotocin neurotransmission during the transition from incubation to brooding in the turkey von Thayananuphat, A., Youngren, O.M., Kang, S.W., Bakken, T., Kosonsiriluk, S., Chaiseha, Y., El Halawani, M.E.

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Serotonergic Stimulation of Prolactin Secretion Is Inhibited by Vasoactive Intestinal Peptide Immunoneutralization in the Turkey von El Halawani, M.E., Youngren, O.M., Rozenboim, J., Pitts, G.R., Silsby, J.L., Phillips, R.E.

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Effect of Reproductive Condition on Luteinizing Hormone and Prolactin Release Induced by Electrical Stimulation of the Turkey Hypothalamus von Youngren, O.M., El Halawani, M.E., Silsby, J.L., Phillips, R.E.

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Involvement of dopamine in prolactin release induced by electrical stimulation of the hypothalamus of the female turkey ( Meleagris gallopavo) von El Halawani, M.E., Youngren, O.M., Silsby, J.L., Phillips, R.E.

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Involvement of serotonin in prolactin release induced by electrical stimulation of the hypothalamus of the Turkey ( Meleagris gallopavo) von El Halawani, M.E., Youngren, O.M., Silsby, J.L., Phillips, R.E.

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Dopaminergic Control of Prolactin Secretion in the Turkey von Youngren, Orlan M., Pitts, Gilbert R., Phillips, Richard E., El Halawani, Mohamed E.

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Serotonergic Stimulation of Avian Prolactin Secretion Requires an Intact Dopaminergic System von Youngren, Orlan M., Chaiseha, Yupaporn, El Halawani, Mohamed E.

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Vasoactive intestinal peptide secretion by turkey hypothalamic explants von Chaiseha, Y. (University of Minnesota, St. Paul, MN.), Youngren, O.M, El Halawani, M.E

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The stimulatory and inhibitory effects of dopamine on prolactin secretion in the turkey von Youngren, O M, Pitts, G R, Phillips, R E, el Halawani, M E

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Effects of reproductive status, ovariectomy, and photoperiod on vasoactive intestinal peptide in the female turkey hypothalamus von Mauro, Laura J., Youngren, Orlan M., Proudman, John A., Phillips, Richard E., El Halawani, Mohamed E.

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Active Immunization with Vasoactive Intestinal Peptide Prevents the Secretion of Prolactin Induced by Electrical Stimulation of the Turkey Hypothalamus von Youngren, Orlan M., Silsby, Janet L., Rozenboim, Israel, Phillips, Richard E., El Halawani, Mohamed E.

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Hypothalamic and posterior pituitary content of vasoactive intestinal peptide and gonadotropin-releasing hormones I and II in the turkey hen von Rozenboim, I, Silsby, J.L, Tabibzadeh, C, Pitts, G.R, Youngren, O.M, El Halawani, M.E

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Photoperiod Mediates the Ability of Serotonin to Release Prolactin in the Turkey von Pitts, Gilbert R., Youngren, Orlan M., Phillips, Richard E., El Halawani, Mohamed E.

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Effect of maternal passive immunization against vasoactive intestinal peptide on prolactin secretion in turkey poults von Rozenboim, I. (Hebrew University of Jerusalem, Rehovot, Israel.), Pitts, G.R, Youngren, O.M, El Halawani, M.E

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Role of vasoactive intestinal peptide in the control of prolactin-induced turkey incubation behavior. II. Chronic infusion of vasoactive intestinal peptide von Pitts, G.R, Youngren, O.M, Silsby, J.L, Rozenboim, I, Chaiseha, Y, Phillips, R.E, Foster, D.N, El Halawani, M.E

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Role of vasoactive intestinal peptide in the control of prolactin-induced turkey incubation behavior. I. Acute infusion of vasoactive intestinal peptide von Pitts, G.R, Youngren, O.M, Silsby, J.L, Foster, L.K, Foster, D.N, Rozenboim, I, Phillips, R.E, El Halawani, M.E

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Dynorphin Modulates Prolactin Secretion in the Turkey von Youngren, Orlan M., Silsby, Janet L., Phillips, Richard E., El Halawani, Mohamed E.

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Intracranial prolactin perfusion induces incubation behavior in tukey hens von Youngren O.M, El Halawani M.E, Silsby J.L, Phillips R.E

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Effects of preoptic and hypothalamic lesions in female turkeys during a photoinduced reproductive cycle von Youngren, O.M. (University of Minnesota, Minneapolis, MN), EL Halawani, M.E, Phillips, R.E, Silsby, J.L

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Exogenous prolactin delays photo-induced sexual maturity and suppresses ovariectomy-induced luteinizing hormone secretion in the turkey (Meleagris gallopavo) von El Halawani, M.E. (University of Minnesota, St. Paul, MN), Silsby, J.L, Youngren, O.M, Phillips, R.E

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