ライフサイエンスコーパス: copulatory

1 tes (pre-copulatory) and fertilization (post-copulatory).

2 euptake inhibitor alaproclate, could inhibit copulatory abilities; and (3) whether copulation deficit

3 Thus, both copulatory ability and the MPOA DA response, during expo

4 Male rat copulatory ability decreases dramatically following cast

5 excitotoxic lesions of the amygdala restored copulatory ability that was lost after the lesions.

6 increase in dopamine, which in turn enhances copulatory ability.

7 tary level rather than physical hindrance of copulatory activity, pregnancy and parturition caused by

8 muscular deficit and males displayed reduced copulatory activity.

9 ss our hypotheses in the context of both pre-copulatory and post-copulatory processes.

10 stly traits involved in obtaining mates (pre-copulatory) and fertilization (post-copulatory).

11 tailed morphological structure of the female copulatory apparatus with spermathecae and the structure

12 Low numbers of mature male worms with copulatory appendages were observed in these cultures.

13 tly earlier than females, which attract male copulatory attentions away from the deceptive flowers.

14 Long-Evans rats were used; modulation of copulatory behavior and alteration of penile reflexes we

15 , ERalphaKO males given APO showed masculine copulatory behavior and chemoinvestigatory behavior dire

16 defective sex muscle-mediated turning during copulatory behavior and likely compounded by impairment

17 al medial regions, had more deficits in both copulatory behavior and NCE than did males with smaller

18 osing effects on putatively brain originated copulatory behavior and spinal mediated penile reflexes

19 ts suggest that (1) the MPOA is critical for copulatory behavior but not for NCE, (2) males that stop

20 male quail (Coturnix japonica) regulate male copulatory behavior by the duration of their immobility

21 ecopulatory DA predicts future DA levels and copulatory behavior frequency.

22 POA) is a critical integrative site for male copulatory behavior in most vertebrate species.

23 K-801, microinjected into the MPOA, impaired copulatory behavior in sexually naive as well as experie

24 For the striatum, the timing of copulatory behavior influences the magnitude of the incr

25 ve in wild-type but not Mc4r-null mice; (ii) copulatory behavior is enhanced by administration of a s

26 ollected by these peripheral neurons in male copulatory behavior is unknown.

27 effects of 8-OH-DPAT in the MPOA on male rat copulatory behavior may be mediated, at least in part, e

28 ive effects of 8-OH-DPAT in the MPOA on male copulatory behavior may result, at least in part, from s

29 ry pores that are attractive or receptive to copulatory behavior of other males.

30 linked to sexual motivation and not only to copulatory behavior or physical arousal.

31 in a fast manner, while sexual performance (copulatory behavior per se) is regulated by brain E2 in

32 y linked to sexual motivation as compared to copulatory behavior per se.

33 through a microdialysis probe, enhanced male copulatory behavior similarly to the microinjection, inc

34 , 25% of mutant males consistently exhibited copulatory behavior toward other males.

35 by maternal licking could affect adult male copulatory behavior via alterations in SNB motoneuron mo

36 Modulation of copulatory behavior was assessed by three indices: frequ

37 uspirone (2 mg/kg) and gepirone (2 mg/kg) on copulatory behavior were indistinguishable from control.

38 NCE and copulatory behavior were recorded before and after quino

39 sexually arousing stimulation and subsequent copulatory behavior with an experienced male.

40 dritic spine density, decreased male-typical copulatory behavior, and decreased olfactory preference

41 s in the MPOA regulate the female's temporal copulatory behavior, and the authors suggest that they d

42 he androgen-dependent gating of male-typical copulatory behavior, both centrally, particularly in the

43 related to the initiation and efficiency of copulatory behavior, hamsters seem to differ from other

44 signaling is not required for male or female copulatory behavior, provided there is appropriate adult

45 The phenotypes included measures of male copulatory behavior, social exploration behavior, and se

46 ion with these other 5-HT1A agonists reduced copulatory behavior, though not statistically significan

47 exposure resulted in increased male coercive copulatory behavior, while fish activity levels were una

48 also determined the efficiency of the male's copulatory behavior.

49 preoptic area (POA), an area that modulates copulatory behavior.

50 esent only in males and specialized for male copulatory behavior.

51 experience-induced enhancement of subsequent copulatory behavior.

52 rations than wild-type (WT) males to exhibit copulatory behavior.

53 n increased extracellular DA and facilitated copulatory behavior.

54 may have relatively little influence on male copulatory behavior.

55 gical structure and its functional impact on copulatory behavior.

56 ssection of active sensing and modulation of copulatory behavior.

57 zation of dendritic spine density, and adult copulatory behavior.

58 males than in females and masculinizes adult copulatory behavior.

59 lyl)-N''-1,5-naphthyridin-4-yl urea] impairs copulatory behavior.

60 onsistent with postcastration impairments in copulatory behavior.

61 Non-copulatory behavioral interactions resulted in a rapid d

62 timuli, sexual motivation, and expression of copulatory behaviors in specific social contexts.

63 the rapid actions of steroids on mating and copulatory behaviors in tetrapod vertebrates.

64 Cnemidophorus uniparens, individuals display copulatory behaviors indistinguishable from males of sim

65 gens have been shown to rapidly promote male copulatory behaviors with a time-course that suggests ra

66 T enhanced courtship and copulatory behaviors, but decreased c-fos expression in

67 ale-specific reproduction circuits, allowing copulatory behaviours to partially override the light-in

68 Importantly, pre-copulatory but not post-copulatory sexual selection pred

69 Synthetic LDA also stimulated copulatory canal contractility.

70 erm digestion organ via a contraction of the copulatory canal, thereby delaying the digestion of most

71 ssay-guided contractility measurement of the copulatory canal.

72 However, post-copulatory cannibalism reduced extinction risk, if canni

73 interactions with a male rat in a nonpacing copulatory chamber by either perineal or vaginal stimula

74 (POA), an essential brain region in the male copulatory circuit.

75 Male copulatory claspers are present in certain placoderms, f

76 ngs support the predictions of pre- and post-copulatory competitive investment trade-offs for a relat

77 of the present study was to characterize the copulatory courtship song of Phlebotomus argentipes, an

78 ization.(5)(,)(6) Sperm competition and post-copulatory cryptic female choice can promote incompatibi

79 sion) and final (ejaculation) events of each copulatory cycle, suggesting sex-specific differences in

80 uptly dropped until the male initiated a new copulatory cycle.

81 es and biphasic fluctuations associated with copulatory cycles were evident in each recording locatio

82 biphasic fluctuations accompanied subsequent copulatory cycles.

83 In addition, we observed apparent copulatory damage to the female intima, suggesting a mec

84 fects in cell fate specification and/or male copulatory defects in each of these mutant strains.

85 ting), the white hemiduct (also known as the copulatory duct), and penial complex.

86 Furthermore, 2 of these measures (copulatory efficiency and the latency to make cloacal co

87 ich has the coincident outcome of increasing copulatory efficiency in a way that can increase reprodu

88 Female sexual experience improved the copulatory efficiency of sexually naive males, an effect

89 , although some differences were observed in copulatory efficiency.

90 nteractions and how sexual experience alters copulatory efficiency.

91 Sexual experience increases copulatory efficiency; the mechanisms by which this impr

92 selection on males, shifts selection to post-copulatory events, and that the sex peptide pathway can

93 should drive a shift from a reliance on pre-copulatory female mate choice to polyandry in conjunctio

94 is associated with a reduced reliance on pre-copulatory female mate choice.

95 placentation is associated with reduced pre-copulatory female mate choice.

96 ositive neurons are involved in pre- to post-copulatory female reproductive behaviors.

97 iac molecules that deter promiscuity in post-copulatory females, conferring fitness benefits to the e

98 induce HC in males, we recorded audio of pre-copulatory flight interactions between virgin males and

99 Perineal muscles essential for copulatory functioning are innervated by Onuf's nucleus

100 mponents and pre- (i.e. harassment) and post-copulatory (i.e. ejaculate toxicity) mechanisms of male

101 osures to receptive female rats, resulted in copulatory impairments on a drug-free test on Day 8, rel

102 in female hamsters (Mesocricetus auratus) on copulatory interactions with male hamsters.

103 female hamsters increases the efficiency of copulatory interactions with males, that these effects p

104 ale wingbeat induced flight, attraction, and copulatory-like behavior in wild-type males without fema

105 ated that G. oblongonota is selected for pre-copulatory mate acquisition and that A. insignis is sele

106 se-range sex pheromones, yet odor-based post-copulatory mate guarding has not been described in moths

107 light cessation prior to adoption of the pre-copulatory mating pose also inhibited copulation.

108 between MPOA nNOS-immunoreactivity (ir) and copulatory measures in the testosterone-induced restorat

109 The restoration of various copulatory measures was accompanied by an increase in op

110 a is implicated in both sleep generation and copulatory mechanisms, suggesting it may be a primary ca

111 enes and muscles, and the number and size of copulatory motoneurons were determined.

112 Copulatory motoneurons, assessed on the day of hatching

113 these effects translate into the display of copulatory motor patterns.

114 evealed that males require UNC-55 to execute copulatory motor programs.

115 (arched-back mating posture in female rats), copulatory mounting (male mice and male Japanese quail),

116 Japanese quail), reproductive clasping (pre-copulatory mounting in newts), and paced mating (copulat

117 monstrate that differentiation of peripheral copulatory neuromuscular structures occurs during embryo

118 The copulatory neuromuscular system of green anoles is sexua

119 esent studies were designed to establish the copulatory neuromuscular system of the green anole lizar

120 stickleback (Gasterosteus aculeatus), a non-copulatory, normally oviparous species.

121 d bugs) up-regulate immune function in their copulatory organ in anticipation of mating by using feed

122 is identified as a male on the basis of its copulatory organ.

123 e adult birds, it empties the lymph from the copulatory organ; however, during embryonic development,

124 male and female embryos possessed bilateral copulatory organs (hemipenes) and associated muscles unt

125 Male green anoles possess two copulatory organs (hemipenes), which are independently c

126 The earliest known vertebrate copulatory organs are claspers, paired penis-like struct

127 hooks, reproductive parts' (male and female copulatory organs) morphological characters and soft ana

128 Like mammals, male reptiles have copulatory organs.

129 disproportionately large pedipalps (modified copulatory organs; a single one represents approximately

130 utionary genetics underlying this model post-copulatory ornament and preference system have remained

131 m storage organs, allowing them to make post-copulatory paternity choices.

132 est that even species with generally similar copulatory patterns can show significant differences in

133 Copulatory performance in drug-treated animals was simil

134 Males from many natural isolates deposit a copulatory plug after mating, whereas males from other n

135 demonstrates a complex relationship between copulatory plug characteristics and survival.

136 ons of five genes thought to be important in copulatory plug formation (Tgm4, Svs1, Svs2, Svs4 and Sv

137 dominant allele at the plg-1 locus, causing copulatory plug formation by males.

138 The copulatory plug is a gelatinous mass that covers the her

139 nly hominoid primate known to produce a firm copulatory plug, which presumably functions in sperm com

140 are responsible for the formation of a firm copulatory plug.

141 tion to form a hardened structure known as a copulatory plug.

142 oduct is a major structural component of the copulatory plug.

143 Previous studies suggest that copulatory plugs evolved as a mechanism for males to imp

144 solates, wherein males mate with and deposit copulatory plugs on one another's excretory pores.

145 triking dorsiflexion resembling the lordotic copulatory posture.

146 the context of both pre-copulatory and post-copulatory processes.

147 In addition, the copulatory rate factor that has been prominent in previo

148 esence of male sexually selected traits (pre-copulatory), rather than placentation (post-copulatory),

149 ts in the initiation and maintenance of male copulatory reflexes.

150 calization in neuronal structures regulating copulatory reflexes.

151 Our results provide novel evidence of post-copulatory reproductive senescence in high-ranking male

152 n of random mating and high variance in post-copulatory reproductive success.

153 s of SDC and INC songs, SD females gave more copulatory responses to SDC songs.

154 Post-copulatory selection on male paternity share is relative

155 Testes mass, an indicator of post-copulatory selection, is, however, negatively linked wit

156 3 that relate to the behaviors in the first copulatory series were compared to those emerging from p

157 ased toward basal values during a subsequent copulatory series.

158 ion of the behaviors observed in the first 2 copulatory series.

159 Post-copulatory sexual selection (PSS), fuelled by female pro

160 Overall, our data indicate that post-copulatory sexual selection and sexual conflict occur in

161 Although pre-copulatory sexual selection is associated with increased

162 Post-copulatory sexual selection is credited with the rapid e

163 This form of post-copulatory sexual selection is recognized as a significa

164 uggest that trade-offs between pre- and post-copulatory sexual selection may constrain reproductive t

165 n of sperm quality and quantity renders post-copulatory sexual selection on ejaculates unlikely to tr

166 er polyandry, and - as a result - weaker pre-copulatory sexual selection on male mating success, comp

167 cts that increasing polyandry may weaken pre-copulatory sexual selection on males and increase the re

168 evidence that elevated polyandry weakens pre-copulatory sexual selection on males, shifts selection t

169 Collectively, our findings suggest that pre-copulatory sexual selection plays a major role in the ev

170 Importantly, pre-copulatory but not post-copulatory sexual selection predicts SSD, suggesting a p

171 efish, Syngnathus scovelli, to test for post-copulatory sexual selection within broods and for trade-

172 and increase the relative importance of post-copulatory sexual selection, but experimental tests of t

173 ight into how the female might exercise post-copulatory sexual selection.

174 ystem of a population-level benefit from pre-copulatory sexual selection.

175 ion of an evolutionary trade-off between pre-copulatory signalling displays and sperm production.

176 on and that A. insignis is selected for post-copulatory sperm competition.

177 d semen coagulation, perhaps related to post-copulatory sperm competition.

178 ir postsynaptic sex muscles execute rhythmic copulatory spicule thrusts.

179 s the vulval slit to widen, so that the male copulatory spicules can easily insert.

180 enorhabditis elegans males to protract their copulatory spicules from their tail and insert them into

181 protractor muscle contractions to insert his copulatory spicules into his mate.

182 ep of male mating, the insertion of the male copulatory spicules into its mate, requires UNC-103 ERG

183 s male mating behavior, the male inserts his copulatory spicules into the hermaphrodite by regulating

184 insertion of the Caenorhabditis elegans male copulatory spicules into the hermaphrodite during mating

185 le rat sexual receptivity, quantified as the copulatory stance known as lordosis.

186 NAcc dopamine is dependent on the timing of copulatory stimuli, independent of whether the female ra

187 itis elegans male tail is reshaped to form a copulatory structure.

188 uer formation, body-size determination, male copulatory structures and axonal guidance.

189 at gives rise to the spicules and other male copulatory structures.

190 arkedly reduced body size and defective male copulatory structures.

191 trogen prevents masculine development of the copulatory system in birds, whereas estrogen derived fro

192 ore day 10, and regression of the peripheral copulatory system in females.

193 Copulatory system morphology of vehicle-treated animals

194 hology and function exist in the green anole copulatory system.

195 ale PVD develops a unique extension into the copulatory tail structure.

196 at the type of female that participated in a copulatory test significantly influenced the latency of

197 -copulatory), rather than placentation (post-copulatory), that are associated with higher rates of sp

198 macronutrient requirements for pre- and post-copulatory traits in Drosophila, when males were the fir