Search Results - "Porter, T.E."

In ovo green light photostimulation during the late incubation stage affects somatotropic axis activity by Dishon, L., Avital-Cohen, N., Zaguri, S., Bartman, J., Heiblum, R., Druyan, S., Porter, T.E., Gumulka, M., Rozenboim, I.

“…Targeted green light photostimulation during the last stage of broiler incubation increases expression of the somatotropic axis. The purpose of this study was…”
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The effect of selected in ovo green light photostimulation periods on post-hatch broiler growth and somatotropic axis activity by Dishon, L., Avital-Cohen, N., Zaguri, S., Bartman, J., Heiblum, R., Druyan, S., Porter, T.E., Gumułka, M., Rozenboim, I.

“…Targeted in ovo green light (GL) photostimulation during the last days of broiler egg incubation increases embryonic expression of the somatotropic axis,…”
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Functional Genomics of the Chicken--A Model Organism by Cogburn, L.A, Porter, T.E, Duclos, M.J, Simon, J, Burgess, S.C, Zhu, J.J, Cheng, H.H, Dodgson, J.B, Burnside, J

“…Since the sequencing of the genome and the development of high-throughput tools for the exploration of functional elements of the genome, the chicken has…”
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Transcriptional profiling of cecal gene expression in probiotic- and Salmonella-challenged neonatal chicks by Higgins, S E, Wolfenden, A D, Tellez, G, Hargis, B M, Porter, T E

“…Probiotics are currently used to improve health and reduce enteric pathogens in poultry. However, the mechanisms by which they reduce or prevent disease are…”
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Ontogeny of the hypothalamo–pituitary–adrenocortical axis in the chicken embryo: a review by Jenkins, S.A., Porter, T.E.

“…The embryo of the domestic fowl ( Gallus domesticus) tenders one distinctive advantage over general mammalian models for investigating the development of the…”
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Systems-wide chicken DNA microarrays, gene expression profiling, and discovery of functional genes by Cogburn, L.A, Wang, X, Carre, W, Rejto, L, Porter, T.E, Aggrey, S.E, Simon, J

“…The goal of our current consortium project is to launch a new era-functional genomics of poultry-by providing genomic resources [expressed sequence tags (EST)…”
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Mapping QTL for growth and shank traits in chickens divergently selected for high or low body weight by Ankra-Badu, G.A, Bihan-Duval, E. Le, Mignon-Grasteau, S, Pitel, F, Beaumont, C, Duclos, M.J, Simon, J, Carré, W, Porter, T.E, Vignal, A, Cogburn, L.A, Aggrey, S.E

“…An F₂ population (695 individuals) was established from broiler chickens divergently selected for either high (HG) or low (LG) growth, and used to localize QTL…”
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Somatotropin response in vitro to corticosterone and triiodothyronine during chick embryonic development: Involvement of type I and type II glucocorticoid receptors by Heuck, K.A., Ellestad, L.E., Proudman, J.A., Porter, T.E.

“…Corticosterone (CORT) can stimulate growth hormone (GH) secretion on embryonic day (e) 12 in the chicken. However, CORT failed to induce GH secretion on e20 in…”
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Functional annotation of genomic data with metabolic inference by Walzem, R.L, Baillie, R.A, Wiest, M, Davis, R, Watkins, S.M, Porter, T.E, Simon, J, Cogburn, L.A

“…Metabolomics is an appealing new approach in systems biology aimed at enabling an improved understanding of the dynamic biochemical composition of living…”
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Effects of genetic selection on activity of corticotropic and thyrotropic axes in modern broiler chickens by Vaccaro, L.A., Porter, T.E., Ellestad, L.E.

“…•Body weights of legacy and commercial broilers diverged during late embryogenesis.•Gene expression in the thyrotropic axis differed between lines.•Modern…”
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In-ovo monochromatic green light photostimulation enhances embryonic somatotropic axis activity by Dishon, L, Avital-Cohen, N, Malamud, D, Heiblum, R, Druyan, S, Porter, T E, Gumulka, M, Rozenboim, I

“…Previous studies demonstrated that in ovo photostimulation with monochromatic green light increases body weight and accelerates muscle development in broilers…”
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In-ovo green light photostimulation during different embryonic stages affect somatotropic axis by Dishon, L, Avital-Cohen, N, Zaguri, S, Bartman, J, Heiblum, R, Druyan, S, Porter, T E, Gumulka, M, Rozenboim, I

“…ABSTRACT Previous studies demonstrated that in-ovo photostimulation with monochromatic green light increased the somatotropic axis expression in broilers…”
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Insulin immuno-neutralization decreases food intake in chickens without altering hypothalamic transcripts involved in food intake and metabolism by Proszkowiec-Weglarz, M, Dupont, J, Rideau, N, Gespach, C, Simon, J, Porter, T E

“…Abstract In mammals, insulin regulates blood glucose levels and plays a key regulatory role in appetite via the hypothalamus. In contrast, chickens are…”
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Insulin immuno-neutralization in chicken: effects on insulin signaling and gene expression in liver and muscle by Dupont, Joëlle, Tesseraud, Sophie, Derouet, Michel, Collin, Anne, Rideau, Nicole, Crochet, Sabine, Godet, Estelle, Cailleau-Audouin, Estelle, Métayer-Coustard, Sonia, Duclos, Michel J, Gespach, Christian, Porter, Tom E, Cogburn, Larry A, Simon, Jean

“…In order to evaluate the role of insulin in chicken, an insulin immuno-neutralization was performed. Fed chickens received 1 or 3 i.v. injections of…”
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Transcriptional profiling of hypothalamus during development of adiposity in genetically selected fat and lean chickens by Byerly, Mardi S, Simon, Jean, Cogburn, Larry A, Le Bihan-Duval, Elisabeth, Duclos, Michel J, Aggrey, Samuel E, Porter, Tom E

“…The hypothalamus integrates peripheral signals to regulate food intake, energy metabolism, and ultimately growth rate and body composition in vertebrates…”
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Effect of bursal antisteroidogenic peptide (BASP) on chicken embryonic pituitary secretion of growth hormone (GH) and prolactin (PRL): evaluation in a reverse hemolytic plaque assay (RHPA) by Caldwell, D.J., Manning, J.G., Caldwell, D.Y., McElroy, A.P., Hargis, B.M., Porter, T.E.

“…Using the reverse hemolytic plaque assay described in the present investigation, a secretagogue activity of bursal antisteroidogenic peptide (BASP) for growth…”
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Regulation of pituitary somatotroph differentiation by hormones of peripheral endocrine glands by Porter, Tom E.

“…Anterior pituitary somatotroph differentiation occurs during chick embryonic and rat fetal development. A number of findings support the hypothesis that…”
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Insulin immuno-neutralization in fed chickens: effects on liver and mucle transcriptome by Simon, Jean, Milenkovic, Dragan, Godet, Estelle, Cabau, Cédric, Collin, Anne, Metayer-Coustard, Sonia, Rideau, Nicole, Tesseraud, Sophie, Derouet, Michel, Crochet, Sabine, Audouin, Estelle, Hennequet-Antier, Christelle, Gespach, C., Porter, T.E., Duclos, Michel Jacques M.J., Dupont, Joëlle, Cogburn, L.A.

“…absent…”
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Gonadal steroid modulation of basal and vasoactive intestinal polypeptide-stimulated prolactin release by turkey anterior pituitary cells by Knapp, T R, Fehrer, S C, Silsby, J L, Porter, T E, Behnke, E J, el Halawani, M E

“…Porcine vasoactive intestinal polypeptide (VIP; 10(-9) to 10(-7) M) was a potent stimulator of prolactin (PRL) release by anterior pituitary cells from…”
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Enhanced progesterone and testosterone secretion and depressed estradiol secretion in vitro from small white follicle cells of incubating turkey hens by Porter, T E, Hargis, B M, Silsby, J L, el Halawani, M E

“…This study was conducted to determine if lower steroid secretion by the small white follicles in incubating turkey hens contributes to lower circulating…”
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