Androgen regulation of axon growth and neurite extension in motoneurons.

abstract：:In many species, females are more sexually attractive to males near ovulation. Some evidence suggests a similar pattern in humans, but methodological limitations prohibit firm conclusions at present, and information on physiological mechanisms underlying any such pattern is lacking. In 202 normally-cycling women, we e...

journal_title：Hormones and behavior

authors： Puts DA,Bailey DH,Cárdenas RA,Burriss RP,Welling LL,Wheatley JR,Dawood K

更新日期：2013-01-01 00:00:00

abstract：:In rats, progesterone (P) facilitates sexual receptivity by interacting with intracellular progestin receptors in the ventromedial hypothalamus (VMH). This experiment concerns whether P can also facilitate receptivity in rats by acting extragenomically within the ventral tegmental area (VTA). Ovariectomized rats (n = ...

journal_title：Hormones and behavior

authors： Frye CA,Gardiner SG

更新日期：1996-12-01 00:00:00

abstract：:Fetal programming is emerging as a major conceptual model for understanding developmental origins of health and disease, including behavioral outcomes. As part of a larger study of prenatal stress and child development, we examined the association between prenatal hormone exposure and fear reactivity, a temperament di...

journal_title：Hormones and behavior

authors： Bergman K,Glover V,Sarkar P,Abbott DH,O'Connor TG

更新日期：2010-03-01 00:00:00

abstract：:The optic tectum and superior colliculus rapidly inhibit food intake when a visual threat is present. Previous work indicates that CRF, acting on CRFR1 receptors, may play a role in tectal inhibition of feeding behavior and food intake. Here we test the hypothesis that tectal CRFR1 receptors modulate food intake and f...

journal_title：Hormones and behavior

authors： Prater CM,Harris BN,Carr JA

更新日期：2018-09-01 00:00:00

abstract：:Dominance status in hamsters is driven by interactions between arginine-vasopressin V1a, oxytocin (OT), and serotonin 1A (5-HT1A) receptors. Activation of V1a and OT receptors in the anterior hypothalamus (AH) increases aggression in males, while decreasing aggression in females. In contrast, activation of 5-HT1A rece...

journal_title：Hormones and behavior

authors： Grieb ZA,Ross AP,McCann KE,Lee S,Welch M,Gomez MG,Norvelle A,Michopoulos V,Huhman KL,Albers HE

更新日期：2021-01-01 00:00:00

abstract：:Like many teleosts, male bluegill sunfish (Lepomis macrochirus) provide sole parental care. To understand some of the proximate costs of parental care, we measured body condition and plasma levels of testosterone (T), 11-ketotestosterone (11KT) and cortisol in nesting bluegill males during pre-spawning, spawning and p...

journal_title：Hormones and behavior

authors： Magee SE,Neff BD,Knapp R

更新日期：2006-05-01 00:00:00

abstract：:Tonic immobility (TI) is also known as "immobility response", "immobility reflex", "animal hypnosis", etc. It is an innate antipredatory behavior characterized by an absence of movement, varying degrees of muscular activity, and a relative unresponsiveness to external stimuli. Experimentally, TI is commonly produced b...

journal_title：Hormones and behavior

authors： Sandoval-Herrera V,Trujillo-Ferrara JG,Miranda-Páez A,De La Cruz F,Zamudio SR

更新日期：2011-09-01 00:00:00

abstract：:Ovarian steroid hormones, estradiol and progesterone, regulate cellular functions in the central nervous system, resulting in the alterations in physiology and reproductive behavior. One means by which steroid hormones exert their neural effects on reproductive behavior is via their intracellular receptors functioning...

journal_title：Hormones and behavior

authors： Mani S

更新日期：2001-09-01 00:00:00

abstract：:Infant rats learn to prefer stimuli paired with pain, presumably due to the importance of learning to prefer the caregiver to receive protection and food. With maturity, a more 'adult-like' learning system emerges that includes the amygdala and avoidance/fear learning. The attachment and 'adult-like' systems appear to...

journal_title：Hormones and behavior

authors： Shionoya K,Moriceau S,Bradstock P,Sullivan RM

更新日期：2007-09-01 00:00:00

abstract：:Both preclinical and clinical evidence suggests that the endogenous opioid system is involved in responses to stress. For example, in animal models opioid agonists reduce isolation distress whereas opioid antagonists increase isolation distress. We recently reported that the mixed mu agonist and kappa antagonist bupre...

journal_title：Hormones and behavior

authors： Bershad AK,Miller MA,Norman GJ,de Wit H

更新日期：2018-06-01 00:00:00

abstract：:Children exhibit gender-typical preferences in play, toys, activities and interests, and playmates. Several studies suggest that high concentrations of pre- and postnatal androgens contribute to male-typical behavior development, whereas female-typical behavior develops in the absence of high androgens levels. This st...

journal_title：Hormones and behavior

authors： Jürgensen M,Hiort O,Holterhus PM,Thyen U

更新日期：2007-03-01 00:00:00

abstract：:There is recent evidence that cryoanesthesia, commonly used during neonatal hormone manipulations (e.g., gonadectomy), has deleterious effects on the morphology of the splenium of the corpus callosum and primary visual cortex in adult rats of both sexes. (Nuñez and Juraska, 1998; Nuñez, Kim, and Juraska, 1998). In the...

journal_title：Hormones and behavior

authors： Nuñez JL,Koss WA,Juraska JM

更新日期：2000-05-01 00:00:00

abstract：:Plasma testosterone (T), prolactin (PRL), and behavior were monitored concurrently in free-living male California ground squirrels (Spermophilus beecheyi). Male plasma T peaked in January, 2-3 months after males emerged from their annual period of estivation. PRL peaked 6 to 10 weeks after T. Temporal patterns of spac...

journal_title：Hormones and behavior

authors： Holekamp KE,Talamantes F

更新日期：1992-03-01 00:00:00

abstract：:In this study we tested the hypothesis that in a passerine bird (great tit, Parus major) individuals differing for coping strategies differ in the magnitude of the adrenocortical response to social stress as well. Furthermore, we aimed at characterizing daily rhythms in corticosteroid release before and after social s...

journal_title：Hormones and behavior

authors： Carere C,Groothuis TG,Möstl E,Daan S,Koolhaas JM

更新日期：2003-05-01 00:00:00

abstract：:Social interactions are important factors determining and regulating individual behaviors. Testosterone has been related to agonistic interactions, while glucocorticoids have been related to social stress, especially during interactions of dominance. We compared testosterone and cortisol concentrations in male degus (...

journal_title：Hormones and behavior

authors： Soto-Gamboa M,Villalón M,Bozinovic F

更新日期：2005-03-01 00:00:00

abstract：:Vasectomized male Texas bobwhite quail (Colinus virginianus texanus) are used as foster fathers in a program to reintroduce the endangered masked bobwhite quail to its native habitat. Less than half of the Texas bobwhite, however, show appropriate alloparental behavior toward the chicks. They also undergo a significan...

journal_title：Hormones and behavior

authors： Vleck CM,Dobrott SJ

更新日期：1993-03-01 00:00:00

abstract：:The anxiety- and stress-related neuropeptide corticotropin-releasing factor (CRF) elicits behavioral changes in vertebrates including increases in behavioral arousal and locomotor activity. Intracerebroventricular injections of CRF in an amphibian, the roughskin newt (Taricha granulosa), induces rapid increases in loc...

journal_title：Hormones and behavior

authors： Lowry CA,Hale MW,Burke KA,Renner KJ,Moore FL

更新日期：2009-06-01 00:00:00

abstract：:Social competence - the ability of animals to dynamically adjust their social behavior dependent on the current social context - is fundamental to the successful establishment and maintenance of social relationships in group-living species. The social opportunity paradigm, where animals rapidly ascend a social hierarc...

journal_title：Hormones and behavior

authors： Williamson CM,Romeo RD,Curley JP

更新日期：2017-01-01 00:00:00

abstract：:The psychoendocrinology of the development of normal gender identity and its variations is poorly understood. Studies of gender development in individuals born with endocrinologically well-characterized intersex conditions are heuristically valuable for the disaggregation of factors that are acting in concert during n...

journal_title：Hormones and behavior

authors： Meyer-Bahlburg HF,Gruen RS,New MI,Bell JJ,Morishima A,Shimshi M,Bueno Y,Vargas I,Baker SW

更新日期：1996-12-01 00:00:00

abstract：:Light profoundly affects the behavior and physiology of almost all animals, including humans. One such effect in humans is that the level of illumination during the day positively contributes to affective well-being and cognitive function. However, the neural mechanisms underlying the effects of daytime light intensit...

journal_title：Hormones and behavior

authors： Yan L,Lonstein JS,Nunez AA

更新日期：2019-05-01 00:00:00

abstract：:Perinatal treatment of female rats with androgen decreases the nuclear volume of the anteroventral periventricular nucleus of the preoptic area (AVPvN-POA). In order to examine the effect of androgen on neurogenesis, bromodeoxyuridine (BrdU) was given once on Day 15 of gestation (= E15) to pregnant rats that also rece...

journal_title：Hormones and behavior

authors： Arai Y,Murakami S,Nishizuka M

更新日期：1994-12-01 00:00:00

abstract：:Attractivity is one aspect of female sexuality relevant for the understanding of male-female sexual interactions. In a previous study, it was shown that intact males were equally attracted to early androgenized, gonadally intact females as to normally developed, estrous females. The present study was designed to inves...

journal_title：Hormones and behavior

authors： de Jonge FH,Meyerson BJ,van de Poll NE

更新日期：1986-12-01 00:00:00

abstract：:Among the suite of adaptations displayed by seasonally-breeding rodents, individuals of most species display reproductive regression and concomitant decreases in gonadal steroids during the winter. In addition, some species display increased aggression in short "winter-like" days compared with long "summer-like" day l...

journal_title：Hormones and behavior

authors： Scotti MA,Place NJ,Demas GE

更新日期：2007-08-01 00:00:00

abstract：:The time of day at which mating occurs is dramatically different in diurnal compared to nocturnal rodents. We used a diurnal murid rodent, Arvicanthis niloticus, to determine if inverted rhythms in responsiveness to hormones contribute to this difference. Male and hormone-primed female grass rats were tested for matin...

journal_title：Hormones and behavior

authors： Mahoney MM,Smale L

更新日期：2005-01-01 00:00:00

abstract：:During late pregnancy, female mice of the DBA/2J inbred strain are more likely to exhibit aggressive behavior toward a standard stimulus intruder male than C57BL/6J females. This strain difference can not be accounted for by differences in circulating levels of progesterone (P) since pregnant DBA/2J and C57BL/6J femal...

journal_title：Hormones and behavior

authors： Svare B

更新日期：1988-03-01 00:00:00

abstract：:The present study examined the ability of clitoral stimulation (CLS) to induce conditioned place preference (CPP) and Fos protein in the brain. Ovariectomized, hormone-primed Long-Evans rats were randomly assigned to receive either distributed CLS (1 stimulation every 5 s for 1 min prior to being placed in one distinc...

journal_title：Hormones and behavior

authors： Parada M,Chamas L,Censi S,Coria-Avila G,Pfaus JG

更新日期：2010-02-01 00:00:00

abstract：:Adrenal corticosterone secretion of newborn mice rapidly desensitizes to repeated maternal absence. The present study investigated the effects of novelty exposure, maternal care and genotype on this phenomenon. Maternal separation (MS) took place on postnatal days (pnd) 3-5. In Wistar rats, the degree of novelty in th...

journal_title：Hormones and behavior

authors： Daskalakis NP,Claessens SE,Laboyrie JJ,Enthoven L,Oitzl MS,Champagne DL,de Kloet ER

更新日期：2011-07-01 00:00:00

abstract：:Male sexual behavior depends on gonadal androgens in species of all major vertebrate lineages, including reptiles. However, male sexual behavior includes distinct appetitive and consummatory phases, typically denoted as courtship and mounting, with potentially different hormonal control. Different proximate controls o...

journal_title：Hormones and behavior

authors： Golinski A,John-Alder H,Kratochvíl L

更新日期：2011-01-01 00:00:00

abstract：:A number of studies have shown that chronic stress can negatively impact both physiology and behavior in a variety of organisms. What has yet to be extensively explored is whether these changes permanently alter an animal's functioning, or if they can be reversed. In this study, we used wild-caught house sparrows (Pas...

journal_title：Hormones and behavior

authors： Gormally BMG,Ramos S,Yin H,Romero LM

更新日期：2019-06-01 00:00:00

abstract：:In vertebrates, glucocorticoid secretion occurs in response to energetic and psychosocial stressors that trigger the hypothalamic-pituitary-adrenal (HPA) axis. Measuring glucocorticoid concentrations can therefore shed light on the stressors associated with different social and environmental variables, including domin...

journal_title：Hormones and behavior

authors： Levy EJ,Gesquiere LR,McLean E,Franz M,Warutere JK,Sayialel SN,Mututua RS,Wango TL,Oudu VK,Altmann J,Archie EA,Alberts SC

更新日期：2020-09-01 00:00:00