[PDF] Top 20 Androgens and immune function in male alternative reproductive morphotypes of the peacock blenny Salaria pavo
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Androgens and immune function in male alternative reproductive morphotypes of the peacock blenny Salaria pavo
... studied in the context of ARTs, the artic charr, Salvelinus alpinus and the corkwing wrasse, Symphodus ...melops. In both these species, lymphocyte levels were not found ... See full document
11
Brain and gonadal aromatase activity and steroid hormone levels in female and polymorphic males of the peacock blenny Salaria pavo
... In the studied population of the peacock blenny females display more often courtship behavior than males (Almada et ...1995) and sneakers reproduce by mimicking female ... See full document
9
Social cues in the expression of sequential alternative reproductive tactics in young males of the peacock blenny, Solaria pavo
... appropriate reproductive behaviours and mor- phological traits such as SSC. In fish, androgens, and particularly 11-ketotestosterone (11-KT), are known to promote the development ... See full document
9
Environmental modulation of androgen levels and secondary sex characters in two populations of the peacock blenny Salaria pavo
... females in this population have the leading role in courtship, the higher sexual competition regime may favor the appearance of SSCs (Clutton-Brock, ...found in T levels ... See full document
6
Caracterização do sistema de acasalamento do blenídeo Salaria Pavo na Ria Formosa.
... In the first experiment in which size matched immature males were grouped in different densities, the emerging social hierarchy predicted the morphological development, androgen ... See full document
221
Brain aromatase mRNA expression in two populations of the peacock blenny Salaria pavo with divergent mating systems
... Aromatase, the key enzyme in the conversion of androgens to estrogens, regulates the availability of these hormones in tissues and controls many ... See full document
7
Variações inter-populacional no comportamento reprodutor do Blenídeo Salaria pavo.
... catalyzing the conversion of androgens into estrogens, aromatase regulates the availability of these hormones in tissues and controls many physiological and ... See full document
128
Endocrine control of sexual behavior in sneaker males of the peacock blenny Salaria pavo: Effects of castration, aromatase inhibition, testosterone and estradiol
... behavior in sneakers. In a previous experiment on S. pavo, 11-KT implants also failed to promote nesting male-like behavior in sneakers (Oliveira et ...for the rock-pool ... See full document
8
RNA-SEQ applied to the peacock blenny Salaria pavo: unveiling the gene networks and signalling pathways behind phenotypic plasticity in a littoral fish
... plasticity, the ability of a genotype to produce different phenotypes in response to varying environmental conditions, is widespread in nature and has been considered a potential ... See full document
308
Male sexual polymorphism, alternative reproductive tactics, and androgens in combtooth blennies (Pisces: Blenniidae)
... species in which intense intermale competition for the access to females is present males of lower competitive ability may adopt alternative reproductive tactics (ART) to get access to ... See full document
10
Effects of androgens on social behavior and morphology of alternative reproductive males of the azorean rock-pool blenny
... generation of the relative plasticity hypothesis. While the original formulation of this hypothesis con- sidered only one distinction between the ART, fixed vs plastic, in ... See full document
10
Neurochemical correlates of male polymorphism and alternative reproductive tactics in the Azorean rock-pool blenny, Parablennius parvicornis
... common in teleosts and alternative reproductive tactics have been correlated with variation in AVT neurohistology, particularly of the preoptic area (POA), in a ... See full document
7
The role of male visual and chemical cues on the activation of female courtship behaviour in the sex-role reversed peacock blenny
... courtship in peacock blenny Salaria pavo did not add significantly to the response of visual stimuli and females did not court when a male was not ... See full document
10
Interpopulational variation of the mating system in the peacock blenny Salaria pavo
... females, and both male and female intrasexual competition occurs (Almada et ...1995). The aggregation of nests in this population has a clear impact on the dynamics ... See full document
7
Bourgeois males of the peacock blenny, Salaria pavo, discriminate female mimics from females?
... population of Salaria pavo, two types of reproductively active males occur: large bourgeois males that defend nests and have fully developed secondary sex characters (SSC) and ... See full document
14
Seasonal cell differentiation and olfactory potency of secretions by the anal glands of male peacock blenny Salaria Pavo
... general in blennies, the mating system is ...eggs, and parental care is given exclusively by the male that guards the eggs until hatching (Patzner et ...As in other ... See full document
9
Mounting an immune response correlates with decreased androgen levels in male peafowl, Pavo cristatus
... testing the ‘‘immunocompetence handicap hypothesis’’ have focussed on the immunosup- pressive effects of ...humoral immune response might also result in a decrease in circulating ... See full document
6
Sex differences in resource utilization by the peacock blenny
... found in a lagoon environment at Ria Formosa, southern Portugal (36)59* N, 7)51* W), where the only available cavities were bricks used by clam culturists to delimit their ...fields. The boundaries ... See full document
10
Intersexual copying by sneaker males of the peacock blenny
... use of information from female visits to males by sneakers can be viewed as a communication network (McGregor & Peake 2000), in which a third party, the sneaker male, intercepts ... See full document
7
Social modulation of androgens in male vertebrates: Meta-analyses of the challenge hypothesis
... paved the way for studies on the social modulation of androgens also in nonavian vertebrate ...across the taxa the results of these studies were equivocal ... See full document
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