Vth International Conference

Hormones, Brain and Behavior (Torino, August 1996)

Monday 26 August

Symposium: Sensory inputs and behavior (Chairs: A. Guillamon, Madrid & M.J. Baum, Boston)

Tobet S.A. (Wartham, MA, USA) Gonadotropin-releasing hormone containing neurons and olfactory fibers during development: from lamprey to mammals (Tobet S.A., Sower S.A., Schwarting G.A.).

Kikuyama S. (Tokyo, Japan) Female-attracting pheromone in newt cloacal glands (Kikuyama S., Yamamoto K., Hayashi H., Tanaka S., Toyoda F.).

Pfaus J. (Montreal,Quebec, Canada) Implication of Fos induction in the brain following copulatory stimulation of female and male rats.

Swann J. (Newark, NJ, USA) Fos expression in the limbic system of the male Syrian Hamster: sex differences and role of the main and accessory olfactory systems (Swann J., Fiber J.).

Guillamon A. (Madrid, Spain, EU) Sex differences in the vomeronasal system (Guillamon A., Segovia S.).

Tarozzo G. (Torino, Italy, EU) Prenatal differentiation of mouse vomeronasal system. (Tarozzo G., Cappello P., De Andrea M., Walters E., Margolis F.L., Fasolo A.).

Sachs B. (Storrs, CT, USA) Pheromonal induction of erection in male rats by inaccessible estrous females.

Stern J. (New Brunwick, NJ, USA) Role of the midbrain in periaqueductal gray matter in nursing behavior and maternal aggression in Long Evans rats.(Lonstein J.S., Stern J.M.).

Bialy M. (Warsaw, Poland) Acquisition of sexual experience in male rats: changes in c-fos expression and ultrasonic vocalization in the 50 kHz band. (Bialy M., Rydz M., Nikolaev E., Beck J., Kaczamarek L.).

Symposium: Sex differentiation of brain and behavior (Chairs: A. Arnold, Los Angeles, & J. Balthazart, Liège)

Adkins-Regan E. (Ithaca, NY, USA) Organizational actions of sex hormones in birds.

Arnold A.P. (Los Angeles, CA, USA) Do non-hormonal factors influence sexual differentiation of the brain in zebra finches?

Baum M.J. (Boston, MA, USA) Motivational consequences of brain sexual differentiation.

McCarthy M.M. (Baltimore, MD , USA) Excitatory neurotransmission and sexual differentiation of the brain (McCarthy M.M., Davis A.M., Mong J.A.).

Spratt D.P. (Cambridge, United Kingdom, EU) The sexually dimorphic CGRP neurones of the preoptic area: functional investigation of a neural population implicated in the control of female reproductive behaviour (Spratt D.P., Herbison A.).

Lohmann R. (Seewiesen, Germany, EU) Differential effects of syringeal muscle denervation on the development of its motonucleus (nXII) and premotonucleus (RA) and the consequences of song (Lohmann R., Gahr M.).

Nixdorf-Bergweiler B. (Berlin, Germany, EU) Development of sex differences in the lateral magnocellular nucleus of the anterior neostriatum of the Zebra finch.

Casto J.M. (Baltimore, MD, USA) Development and hormonal control of sex differences in the vocal control system of European starlings (Casto J.M., Ball G.F.).

Tuesday August 27

Symposium: Neurochemistry of behavior (Chairs: S. Boyd, Notre Dame, & G.F. Ball, Baltimore)

Boyd S. (Notre Dame, IN, USA) Vasotocin pathways in the bullfrog.

Maggi A. (Milano,Italy, EU) Estradiol and IGF-I differentiate SK-ER3 neuroblastoma cells to a dopaminergic phenotype (Maggi A., Agrati P., Patrone C.).

Hull E.M. (Buffalo, NY, USA) Testosterone, preoptic dopamine, and copulation in male rats (Hull E.M., Du J., Lorrain D.S., Matuszewich).

Vergoni A.V. (Modena, Italy, EU) Stress neuropeptides and animal behavior (Vergoni A.V., Poggioli R., Bertolini A.).

Kendrick K.M. (Cambridge, United Kingdom, EU) Neural control of maternal behaviour and olfactory recognition of offspring

Rosenblatt J.S. (Newark, NJ, USA) Progressive changes in responsiveness to estrogen stimulation of maternal behavior during pregnancy in the rat.(Rosenblat J.S., Siegel H.I., Olufowobi A.).

Coolen L. (New Haven, CT, USA) Dual testosterone stimulation of medial amygdala and medial preoptic area fails to amplify sexual behavior in the male Syrian hamster. (Coolen L.M., Wood R.I.).

Huber R. (Graz, Austria, EU) Serotonin alters motivational aspects of aggression.

Steimer T. (Geneve, Switzerland) Behavioural correlates of emotional reactivity to a novel environment in genetically-selected rat lines which differ in hypotalamo-pituitary-adrenal (HPA) axis sensitivity.

Symposium: Brain Steroid Methabolism (Chair: F. Celotti, Milano, & E. Adkins-Regan, Ithaca)

Celotti F. (Milano, Italy, EU) Testosterone metabolism in the mammalian brain (Celotti F., Negri-Cesi P., Poletti A.).

Roselli C.E.(Portland, OR, USA) Regulation of aromatase gene expression in the rat brain (Roselli C.E., Abdelgadir S.E., Resko J.A.).

Schlinger B. (Los Angeles, CA, USA) Evolution of steroid-metabolizing enzyme expression in the avian brain.

Poletti A. (Milano, Italy, EU) Gene expression of the 5a reductase in the rat brain. (Poletti A., Negri-Cesi P., Rabuffetti M., Celotti F., Martini L.)

Wednesday August 28

Symposium: Melatonin in the control of circadian and circannual systems (Chair: E. Gwinner, Andechs, & P. Micevych, Los Angeles)

Gwinner E. (Andechs, Germany, EU) Melatonin in the control of avian circadian rhythms.

Malpaux B. (Nouzilly, France, EU) Control of circannual rhythm of reproduction by melatonin secretion in the ewe (Malpaux B., Thiéry J.-C., Chemineau P.).

Stankov B.M. (Milano, Italy, EU) The expression of the melatonin receptor in the human brain.

Nelson R.J. (Baltimore, MD, USA) Role of melatonin in mediating seasonal energetic and immunologic adaptations.

Van't Hof T. (Andechs, Germany, EU) Circadian variation in zebra finch (Poephila guttata) gastrointestinal tract melatonin (T.J. Van't Hof and E. Gwinner).

Skinner D. (Cambridge, United Kingdom, EU) Melatonin in third ventricular cerebrospinal fluid: temporal relationship with melatonin concentrations in Jugular plasma (Skinner D.C., Maurice-Mandon F., Malpaux B.).

Symposium: Central control of reproductive endocrinology (Chair: P.J.Sharp, Edinburgh, & J.Dittami, Wien)

Sharp P.J (Roslin, United Kingdom, EU) Central control of incubation behaviour in birds (Sharp P.J., Lea R.W.).

Ottinger M.A. (College Park, MD, USA) Neuroendocrine regulation of GnRH and behavior during aging (Ottinger M.A., Thompson N., Panzica G.C., Viglietti-Panzica C.).

Rissman E.F. (Charlottesville, VA, USA) Behavioral regulation of GnRH production.

Lehman M.N. (Cincinnati, OH, USA) The GnRH system of seasonal breeders: anatomy and plasticity (Lehman M.N., Goodman R., Karsch F., Berriman S.J., Jansen H.T.).

Silver R. (New York, NY, USA) Brain mast cells (Silver R., Zhuang X., Silverman A.-J.).

Ball G.F. (Baltimore, MD, USA) GnRH plasticity and seasonal reproduction in birds (Ball G.F., Hahn T.P., Balthazart J.).

Bernard D. (Evanston, IL, USA) Long days stimulate rapid changes in the hipothalamo-pituitary-gonadal axis of Siberian Hamsters (Bernard D.J., Horton T.H., Nussbaum R., Porkka-Heiskanen T., Turek F.W.).

Broglio F. (Torino, Italy, EU) Influence of age and sex on the GH-releasing activity of hexarelin, a sinthetic hexapeptide, in humans. (Broglio F., Arvat E., Gianotti L., Bellone J., Ramunni J., Aimaretti G., DiVito L., Maccagno B., Deghenghi R., Camanni F., Ghigo E.).

Maggi R. (Milano, Italy, EU) Prosacyclin receptors on LHRH-producing neuronal cells; do endothelial cells influence neurons activity? (Maggi R., Pimpinelli F., Capra V., Rovati G.E., Martini L., Piva F.).

Thursday August 29

Symposium: Hormone-induced brain plasticity (Chairs: L.M. Garcia Segura, Madrid, & A.Maggi, Torino)

Calzà L. (Modena, Italy, EU) Thyroid hormone induced brain plasticity during adulthood.

Matsumoto A. (Tokyo, Japan) Hormonally induced neuronal plasticity in the adult brain.

Garcia-Segura L.M. (Madrid, Spain, EU) Role of astroglia in gonadal hormone-dependent synaptic plasticity (Garcia-Segura L.M., Fernandez-Galaz M.C., Chowen J.A., Torres-Aleman I., Naftolin F.).

Melcangi R.C. (Milano, Italy, EU) Astrocyte-neuron interactions in vitro: role of growth factors and steroids on LHRH dynamics.

Clayton N.S. (Davis, CA, USA) Memory and hippocampal plasticity in food storing birds: effects of food-storing and photoperiod.

King J.C. (Boston, MA, USA) Confocal microscopy reveals dynamic remodeling of LHRH terminals/tanycytic end-feet interactions in the median eminence of cycling female rats. (King J.C., Ronsheim P.M., Rubin B.S.).

Friday August 30

Symposium: Chemical Neuroanatomy of brain areas implicated in behavior

(Chairs: A. Herbison, Cambridge, & M. McCarthy, Baltimore)

Gahr M. (Seewiesen, Germany, EU) Developmental and hormone-dependent changes in the expression of gonadal steroid receptors in vocal control systems of songbirds (Gahr M., Metzdorf R., Schneid M.).

Herbison A. (Cambridge, United Kingdom, EU) Identification and characterization of estrogen-receptive neurons involved in reproduction: preoptic GABA and brainstem noradrenaline neurons.

Micevych P.E. (Los Angeles, CA, USA) Opiate regulation of estrogen-stimulated cholecystokinin mRNA in the limbic-hypotalamic circuit (Micevych P.E., Eckersell C.B., Holland K.L.).

Ceccatelli S. (Stockholm, Sweden, EU) Plasticity of NO synthase expression in the neuroendocrine system.

Fusani L. (Seewiesen, Germany, EU) Estrogen-dependence of vocal patterns in canaries. (L .Fusani, R. Metzdorf, A. Wozniak, J.B. Hucthison, M. Gahr).

Wallner B. (Vienna, Austria, EU) Attractiveness: a positive endocrine and social marker in female barbary macaques daily life (Wallner B., Dittami J.).

Millesi E. (Vienna, Austria, EU) Effects of conflict behavior and lactational performance on reproductive decisions in female European ground squirels (Millesi E., Dittami J., Huber S.).

END OF THE MEETING