Search Results - "Barfield, R J"

40- and 70-kHz Vocalizations of Mice ( Mus musculus) during Copulation by White, Nicholas R, Prasad, Manooj, Barfield, Ronald J, Nyby, John G

“…White, N. R., M. Prasad, R. J. Barfield and J. G. Nyby. 40- and 70-kHz vocalizations of mice (Mus musculus) during copulation. Physiol Behav 63(4) 467–473,…”
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Intracranial androgenic activation of male-typical behaviors in house mice: motivation versus performance by Matochik, J A, Sipos, M L, Nyby, J G, Barfield, R J

“…Castrated male mice were bilaterally implanted with 27 ga cannulae containing testosterone into either the septum, medial preoptic area (MPO), or corticomedial…”
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Intracranial androgenic and estrogenic stimulation of male-typical behaviors in house mice (Mus domesticus) by Nyby, J, Matochik, J A, Barfield, R J

“…Two experiments in house mice (Mus domesticus) examined the neural sites at which steroid hormones activate the following male-typical behaviors: 70 kHz…”
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Variations in scent marking and ultrasonic vocalizations by Long-Evans rats across the estrous cycle by Matochik, J A, White, N R, Barfield, R J

“…The purpose of the present study was to investigate whether the signaling behaviors of female Long-Evans rats varies over the estrous cycle. Scent marking and…”
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Induction of estrous behavior in ovariectomized rats by sequential replacement of estrogen and progesterone to the ventromedial hypothalamus by Rubin, B S, Barfield, R J

“…The present experiment was designed to determine whether sequential replacement of estrogen and progesterone to the ventromedial hypothalamus (VMH) would be…”
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Effects of prenatal exposure to morphine on the development of sexual behavior in rats by Vathy, I U, Etgen, A M, Barfield, R J

“…Females exposed to morphine sulfate in utero (5-10 mg/kg twice a day on days 11-18 of gestation) displayed precocious vaginal opening and had increased body…”
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Antagonism of female sexual behavior with intracerebral implants of antiprogestin RU 38486: correlation with binding to neural progestin receptors by Etgen, A M, Barfield, R J

“…The steroidal antiprogestin 17 beta-hydroxyl-11 beta-(4-dimethylaminophenyl)-17 alpha-(1-propynl)estra-4,9-dien-3-one (RU 38486) was administered systemically…”
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Effects of Male Pre-Ejaculatory Vocalizations on Female Receptive Behavior in the Rat (Rattus norvegicus ) by White, Nicholas R, Barfield, Ronald J

“…Both male and female rats ( Rattus norvegicus ) emit ultrasounds during copulation. Bursts of ultrasounds from males that occur as ejaculation approaches are…”
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A contributory role for midbrain progesterone in the facilitation of female sexual behavior in rats by Pleim, E T, Baumann, J, Barfield, R J

“…Progesterone (P) facilitation of sexual receptivity in rodents has been achieved by intracranial administration to the ventral hypothalamus; the preoptic area;…”
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Dilute estradiol implants and progestin receptor induction in the ventromedial nucleus of the hypothalamus: correlation with receptive behavior in female rats by Pleim, E T, Brown, T J, MacLusky, N J, Etgen, A M, Barfield, R J

“…The ventromedial nucleus of the hypothalamus (VMN) is thought to constitute an essential neural substrate for hormonal induction of female sexual behavior. In…”
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Hormonal control of precopulatory sebaceous scent marking and ultrasonic mating vocalizations in male rats by Matochik, J A, Barfield, R J

“…The effects of testosterone (T) and its major metabolites, estradiol (E2) and dihydrotestosterone (DHT), on the restoration of sebaceous scent marking and…”
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Analysis of ultrasonic vocalizations emitted by intruders during aggressive encounters among rats (Rattus norvegicus) by Thomas, David A, Takahashi, Lorey K, Barfield, Ronald J

“…Determined the ultrasonic vocalizations produced by intruders during aggressive interactions and investigated the role of these signals in agonistic behavior…”
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Playback of female rat ultrasonic vocalizations during sexual behavior by White, N R, Barfield, R J

“…Both male and female rats emit ultrasonic vocalizations during mating. In an earlier study, female vocalizations were shown to be associated with female…”
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Regulation of sociosexual communication in female Long-Evans rats by ovarian hormones by Matochik, J A, Barfield, R J, Nyby, J

“…Two experiments examined the role of the steroid hormones, estradiol (E2), progesterone (P), and testosterone (T), in activating scent marking and 50-kHz…”
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Changes in Mating Vocalizations Over the Ejaculatory Series in Rats (Rattus norvegicus ) by White, Nicholas R, Cagiano, Raffaele, Moises, Adam U, Barfield, Ronald J

“…Rats ( Rattus norvegicus ) produce ultrasonic calls during mating. We examined changes in the structure and pattern of such vocalizations over the ejaculatory…”
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Dissociation of androgen-dependent sociosexual behaviors in response to castration in Long-Evans rats by Matochik, J A, Barfield, R J

“…Copulatory behavior and associated social behaviors such as ultrasonic vocalizations and scent marking are reduced in frequency following castration and are…”
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Facilitation of sexual receptivity by ventromedial hypothalamic implants of the antiprogestin RU 486 by Pleim, E T, Lipetz, J, Steele, T L, Barfield, R J

“…RU 486 is known primarily as an antagonist to progestins and glucocorticoids. However, RU 486 has also been shown to have agonistic progestational properties…”
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Actions of progestins on estrous behaviour in female rats by Vathy, I U, Etgen, A M, Barfield, R J

“…The present study evaluated the facilitative actions of progesterone and the synthetic progestin R 5020 on estrous responsiveness in ovariectomized,…”
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Effects of neonatal exposure to the antiprogestin mifepristone, RU 486, on the sexual development of the rat by Weinstein, M A, Pleim, E T, Barfield, R J

“…RU 38486 (RU 486, mifepristone) is a potent progesterone receptor antagonist that has been used in humans in the pharmacologic induction of abortion. The…”
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Actions of RU 38486 on progesterone facilitation and sequential inhibition of rat estrous behavior: correlation with neural progestin receptor levels by Vathy, I U, Etgen, A M, Barfield, R J

“…The present study examined the actions of the antiprogestin RU 38486 on progesterone (P)-induced facilitation and sequential inhibition of estrous behavior and…”
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