abstract：:The present study examined whether the following variables putatively associated with prenatal androgens are inter-related in women: spatial abilities, sexual orientation, and 2nd to 4th finger (digit) length ratio (2D:4D). Participants were 99 healthy premenopausal women tested in the menstrual phase of the ovarian c...

journal_title：Hormones and behavior

authors： van Anders SM,Hampson E

更新日期：2005-01-01 00:00:00

abstract：:Among the suite of seasonal adaptations displayed by nontropical rodents, some species demonstrate increased territorial aggression in short compared with long day lengths despite basal levels of testosterone. The precise physiological mechanisms mediating seasonal changes in aggression, however, remain largely unknow...

journal_title：Hormones and behavior

authors： Demas GE,Polacek KM,Durazzo A,Jasnow AM

更新日期：2004-12-01 00:00:00

abstract：:Previous studies have found a clear relationship between prolactin (prl) and paternal care in various vertebrate taxa. In New World monkeys, it has been demonstrated in several species that fathers have high prolactin levels even during periods without infant rearing. In this study, we followed the reproductive career...

journal_title：Hormones and behavior

authors： Schradin C,Anzenberger G

更新日期：2004-12-01 00:00:00

abstract：:Syrian hamsters are photoperiodic and become sexually quiescent when exposed to short "winter-like" photoperiods. In short photoperiods, male hamsters display significantly higher levels of aggression than males housed in long photoperiods. Arginine-vasopressin (AVP) within the anterior hypothalamus (AH) has been repo...

journal_title：Hormones and behavior

authors： Caldwell HK,Albers HE

更新日期：2004-11-01 00:00:00

abstract：:Half a century has passed since the first report of the influence of odors on mice. Odors are known to influence behavior (signaling effect) and affect the physiology (primer effect) of mice. This review focuses on summarizing the primer effects found so far in female and male mice. Odors from conspecifics of the oppo...

journal_title：Hormones and behavior

authors： Koyama S

更新日期：2004-09-01 00:00:00

abstract：:Conspicuous swellings of the perineal skin can be observed in females of many catharrine primate species particularly during the middle stages of the ovarian cycle. The functional significance of this trait remains poorly understood. Recently, two hypotheses, the "reliable indicator" hypothesis and the "graded signal"...

journal_title：Hormones and behavior

authors： Deschner T,Heistermann M,Hodges K,Boesch C

更新日期：2004-08-01 00:00:00

abstract：:The impact of blood leakage due to microinjury to the oral cavity on the measurement of salivary hormones was examined. Saliva samples were collected before, immediately after, and then every 15 min for 1 h following vigorous tooth brushing. Blood in saliva was quantified by visual inspection of discoloration, Hemasti...

journal_title：Hormones and behavior

authors： Kivlighan KT,Granger DA,Schwartz EB,Nelson V,Curran M,Shirtcliff EA

更新日期：2004-06-01 00:00:00

abstract：:Neuropeptides, especially oxytocin (OT) and arginine vasopressin (AVP), have been implicated in several features of monogamy including alloparenting. The purpose of the present study was to examine the role of OT and AVP in alloparental behavior in reproductively naïve male prairie voles. Males received intracerebrove...

journal_title：Hormones and behavior

authors： Bales KL,Kim AJ,Lewis-Reese AD,Sue Carter C

更新日期：2004-05-01 00:00:00

abstract：:Three experiments were conducted to test whether testicular hormones secreted during puberty masculinize and defeminize the expression of adult reproductive behavior. Experiment 1 tested the hypothesis that gonadal hormones during puberty masculinize behavioral responses to testosterone (T) in adulthood. Male hamsters...

journal_title：Hormones and behavior

authors： Schulz KM,Richardson HN,Zehr JL,Osetek AJ,Menard TA,Sisk CL

更新日期：2004-04-01 00:00:00

abstract：:Extended biparental care is rare in insects but provides an excellent opportunity to investigate the interaction between the endocrine system and the physical and social environment in the regulation of this behavior. Burying beetles (Nicrophorus spp.) have facultative biparental care and depend on locating a small ve...

journal_title：Hormones and behavior

authors： Scott MP,Panaitof SC

更新日期：2004-03-01 00:00:00

abstract：:Estradiol replacement to ovariectomized female rats causes dramatic changes in hippocampal structure and function as well as in performance on hippocampally dependent tasks. Using a delayed matching-to-place version of the water maze, the present study examines the time course of estradiol-induced enhancements in memo...

journal_title：Hormones and behavior

authors： Sandstrom NJ,Williams CL

更新日期：2004-02-01 00:00:00

abstract：:The hormonal control of territorial aggression in male and female vertebrates outside the breeding season is still unresolved. Most vertebrates have regressed gonads when not breeding and do not secrete high levels of sex steroids. However, recent studies implicate estrogens in the regulation of non-breeding territori...

journal_title：Hormones and behavior

authors： Hau M,Stoddard ST,Soma KK

更新日期：2004-01-01 00:00:00

abstract：:Two experiments assessed the effects of neonatal testosterone treatment on paced mating behavior and conditioned place preference in female rats. In both experiments, females received s.c. injections of 5.0 microg testosterone propionate or oil vehicle at three days postpartum. As adults, females were ovariectomized a...

journal_title：Hormones and behavior

authors： Gans S,Erskine MS

更新日期：2003-11-01 00:00:00

abstract：:Various hormones, including sex steroids and neuropeptides, have been implicated in aggression. In this study we examined (1) sex differences in intrasexual aggression in naïve prairie voles; (2) the effects of developmental manipulations of oxytocin on intrasexual aggression; and (3) changes in patterns of intrasexua...

journal_title：Hormones and behavior

authors： Bales KL,Carter CS

更新日期：2003-09-01 00:00:00

abstract：:Aggressive encounters are accompanied by a release of stress hormone, and this corticosterone (CORT) secretion could influence aggressive behavior in subsequent encounters. We investigated the modulating effects of CORT on aggressive behavior in the context of a 5-day social experience in male green anole lizards. In ...

journal_title：Hormones and behavior

authors： Yang EJ,Wilczynski W

更新日期：2003-09-01 00:00:00

abstract：:It has been hypothesized that in avian social groups subordinate individuals should maintain more energy reserves than dominants, as an insurance against increased perceived risk of starvation. Subordinates might also have elevated baseline corticosterone levels because corticosterone is known to facilitate fattening ...

journal_title：Hormones and behavior

authors： Pravosudov VV,Mendoza SP,Clayton NS

更新日期：2003-08-01 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：:Sexual behavior in female rats depends on the action of estradiol on estrogen receptors (ERs) found in particular brain regions. While hormonal regulation of female sexual behavior requires ERalpha, the possible functions of ERbeta remain to be clarified. Mating stimulation has several behavioral and physiological con...

journal_title：Hormones and behavior

authors： Gréco B,Blasberg ME,Kosinski EC,Blaustein JD

更新日期：2003-04-01 00:00:00

abstract：:As a continuation of the study carried out by Svare more than 15 years ago (Horm. Behav. 22 (1988), 139) and to determine the tendencies of the evolution of behavioral endocrinology since then, our aim was to extend his work until 2000, assuming that the journal Hormones and Behavior would be representative of the fie...

journal_title：Hormones and behavior

authors： Salvador A,Serrano MA,González-Bono E

更新日期：2003-03-01 00:00:00

abstract：:The effects and the mediation of the action of the proenkephalin derivative Met(5)-enkephalin-Arg(6)-Phe(7) (MERF) on the hypothalamo-pituitary-adrenal (HPA) system and open-field behavior were investigated in mice. Intracerebroventricular injection of the heptapeptide increased square crossing, rearing, and plasma co...

journal_title：Hormones and behavior

authors： Bujdosó E,Jászberényi M,Farkas J,Tóth G,Wollemann M,Telegdy G

更新日期：2003-02-01 00:00:00

abstract：:The adaptive value of social affiliation has been well established. It is unclear, however, what endogenous mechanisms may mediate affiliative behavior. The Australian zebra finch (Taeniopygia guttata) breeds colonially and adults maintain lifelong pair bonds that may be disrupted in the wild due to high mortality rat...

journal_title：Hormones and behavior

authors： Remage-Healey L,Adkins-Regan E,Romero LM

更新日期：2003-01-01 00:00:00

abstract：:Male wild house mice, selected for short (SAL) and long (LAL) attack latency, show distinctly different behavioral strategies in coping with environmental challenges. In this study, we tested the hypothesis that this difference in coping style is associated with a differential stress responsiveness of the hypothalamic...

journal_title：Hormones and behavior

authors： Veenema AH,Meijer OC,de Kloet ER,Koolhaas JM,Bohus BG

更新日期：2003-01-01 00:00:00

abstract：:Stressful events during gestation and in the neonatal period have important effects on the later physical and mental health of the offspring. The present study tested the hypothesis that pre- and/or postnatal stress would affect seizure susceptibility in infant and adult rats, using the hippocampal kindling model. Pre...

journal_title：Hormones and behavior

authors： Edwards HE,Dortok D,Tam J,Won D,Burnham WM

更新日期：2002-12-01 00:00:00

abstract：:Most seasonally breeding songbirds display dramatic seasonal fluctuations in plasma testosterone (T) levels and mate attraction behaviors, including song. However, males of some songbird species, such as the European starling (Sturnus vulgaris), continue to sing at high levels after the breeding season, when T levels ...

journal_title：Hormones and behavior

authors： Pinxten R,De Ridder E,Balthazart J,Eens M

更新日期：2002-11-01 00:00:00

abstract：:The individual time patterns of salivary testosterone of adult healthy men, self-reported sexual behavior and their co-occurrence with regular weekly or monthly intervals were studied. Twenty-seven volunteer males (mean age 33 +/- 1 years) collected daily morning saliva over a period of 90 days. Evening questionnaires...

journal_title：Hormones and behavior

authors： Hirschenhauser K,Frigerio D,Grammer K,Magnusson MS

更新日期：2002-09-01 00:00:00

abstract：:One brain region that has been implicated in the regulation of lordosis is the medial preoptic-anterior hypothalamic continuum (MPOA-AH). Previous studies have suggested that this zone may be part of the circuit mediating the effects of serotonin (5-HT) on sexual receptivity. In the present experiments, we investigate...

journal_title：Hormones and behavior

authors： Caldwell HK,Albers HE

更新日期：2002-08-01 00:00:00

abstract：:Research was undertaken to study the role of central angiotensin in the modulation of male sexual behavior, testing the effect of angiotensin II (Ang II) injections into the medial amygdaloid nucleus (MeA). The sexual behavior of adult male Wistar rats was evaluated, 15 min after bilateral intra-amygdaloid microinject...

journal_title：Hormones and behavior

authors： Breigeiron MK,Morris M,Lucion AB,Sanvitto GL

更新日期：2002-05-01 00:00:00

abstract：:A meta-analysis of the literature shows that in adult male songbirds, brain mass, telencephalon volume and n. rotundus (a thalamic visual nucleus) volume increase from the nonbreeding season (low testosterone) to the breeding season (higher testosterone). These effects can at least partially be mimicked by photoperiod...

journal_title：Hormones and behavior

authors： Smulders TV

更新日期：2002-03-01 00:00:00

abstract：:This study examined the effects of long-term estrogen treatment (sc 17 beta-estradiol minipellets) on learning in C57BL/6J female and male mice using a position discrimination task in the T-maze and a win-stay task (1/8 arms baited) in the radial arm maze (RAM). In addition, hippocampal monoamines and ChAT activity we...

journal_title：Hormones and behavior

authors： Heikkinen T,Puoliväli J,Liu L,Rissanen A,Tanila H

更新日期：2002-02-01 00:00:00

abstract：:When rats are mated in a traditional mating chamber (with one male and one female) in which the male dictates the pace of the copulatory sequence, males develop a reward state as evaluated by conditioned place preference (CPP). In this mating situation no reward state is induced in females. However, when female rats a...

journal_title：Hormones and behavior

authors： Martínez I,Paredes RG

更新日期：2001-12-01 00:00:00

abstract：:Previous tract-tracing studies demonstrated the existence of projections from the medial preoptic nucleus (POM) to the mesencephalic central gray (GCt) in quail. GCt contains a significant number of aromatase-immunoreactive (ARO-ir) fibers and punctate structures, but no ARO-ir cells are present in this region. The or...

journal_title：Hormones and behavior

authors： Absil P,Riters LV,Balthazart J

更新日期：2001-11-01 00:00:00

abstract：:In men, sexual orientation correlates with an individual's number of older brothers, each additional older brother increasing the odds of homosexuality by approximately 33%. It has been hypothesized that this fraternal birth order effect reflects the progressive immunization of some mothers to Y-linked minor histocomp...

journal_title：Hormones and behavior

authors： Blanchard R

更新日期：2001-09-01 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：:We examined effects of a wide range of doses of three man-made estrogenic chemicals during fetal life on neurobehavioral changes during early postnatal life in mice. Pregnant mice were fed a 4-log range of o,p'DDT, methoxychlor (MXC), and the drug diethystilbestrol (DES) from gestation days 11 to 17. Offspring were ex...

journal_title：Hormones and behavior

authors： Palanza P,Parmigiani S,vom Saal FS

更新日期：2001-09-01 00:00:00

abstract：:Nazca boobies (Sula granti) show unconditional obligate siblicide immediately after hatching, reducing the typical two-egg clutch size to one. We studied body mass changes and levels of testosterone (T), corticosterone (CORT), and progesterone (P) for A-chicks (dominant, first hatched), B-chicks (subordinate, second h...

journal_title：Hormones and behavior

authors： Tarlow EM,Wikelski M,Anderson DJ

更新日期：2001-08-01 00:00:00

abstract：:Introducing an aggressive intruder into a cage of mice (social disruption, SDR) resulted in intense fighting and defeat of the cage residents. Defeat was accompanied by elevated levels of serum corticosterone and nerve growth factor (NGF). Repeated exposure to an intruder induced a state of glucocorticoid resistance i...

journal_title：Hormones and behavior

authors： Avitsur R,Stark JL,Sheridan JF

更新日期：2001-06-01 00:00:00

abstract：:Monoaminergic systems are important modulators of the neuroendocrine, autonomic, and behavioral responses to stress-related stimuli. The male roughskin newt (Taricha granulosa) was used as a model system to investigate the effects of corticotropin-releasing factor (CRF) or corticosterone administration on tissue conce...

journal_title：Hormones and behavior

authors： Lowry CA,Burke KA,Renner KJ,Moore FL,Orchinik M

更新日期：2001-05-01 00:00:00

abstract：:The present study investigates the effects of the antiestrogen ICI 182,780 (ICI) on the display of sexual behaviors in female rats. ICI 182,780 is a pure anti-estrogen and when given systemically, ICI is thought to act only in the periphery, and is not believed to cross the blood brain barrier. The present study exami...

journal_title：Hormones and behavior

authors： Gardener HE,Clark AS

更新日期：2001-03-01 00:00:00

abstract：:Previous research in the zebra finch, a socially monogamous pair-bonding species, suggests that the preference for opposite-sex partners may arise in part through the organizing actions of sex steroids. To further investigate this process, zebra finch eggs were injected with 20 microg fadrozole, a potent estrogen synt...

journal_title：Hormones and behavior

authors： Adkins-Regan E,Wade J

更新日期：2001-02-01 00:00:00

abstract：:The mechanistic bases of natural and sexual selection on physiological and behavioral traits were examined in male morphs of three colors of the side-blotched lizard, Uta stansburiana. Orange-throated males are aggressive and defend large territories with many females. Blue-throated males defend smaller territories wi...

journal_title：Hormones and behavior

authors： Sinervo B,Miles DB,Frankino WA,Klukowski M,DeNardo DF

更新日期：2000-12-01 00:00:00