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Relative growth and morphological sexual maturity of the caridean shrimp Nematopalaemon schmitti (Decapoda: Caridea: Palaemonidae) in an upwelling region in the Western Atlantic*
(2018-01-02)
In crustaceans, successful reproductive processes, such as the transition from juvenile to adult, exhibit important morphological changes that can be detected by analyzing relative growth. This study describes the relative ...
Relationship between pre- and post-copulatory traits in Salvator rufescens (Squamata: Teiidae)
(Wiley Blackwell Publishing, Inc, 2016-12)
Understanding pre- and post-copulatory mechanisms of sexual selection can provide insights into the evolution of male reproductive strategies. The phenotype-linked fertility hypothesis postulates that male sperm quality ...
Como a sazonalidade e estratégias termorregulatórias influenciam a expressão de dimorfismo sexual em Squamata?
(Universidade Federal de São Paulo, 2022-01-28)
A seleção sexual pode ter como uma de suas consequências a expressão de dimorfismo sexual relacionado com características sexuais secundárias. Essas expressões de dimorfismo podem apresentar variações ao longo de diferentes ...
Attitudes and practice of couples regarding sexual relations during the menses and spotting
(1995)
To determine attitudes and practices regarding sexual relations during menstruation and vaginal spotting, a crosssectional descriptive survey was performed at the Instituto de Investigaciones Materno Infantil, Universidad ...
Factores familiares asociados a conductas sexuales de riesgo en adolescentes del nivel secundario de la Institución Educativa Liceo Italiano, Santiago – Cusco, 2019
(Universidad Andina del CuscoPE, 2021-10-28)
La investigación “Factores Familiares Asociados a Conductas Sexuales de
Riesgo en Adolescentes del Nivel Secundario de la Institución Educativa Liceo
Italiano, Santiago – Cusco, 2019”. Tuvo como objetivo determinar los ...
Conductas sexuales de riesgo en adolescentes del AAHH San Pablo de la Luz, octubre 2020
(Universidad Científica del PerúPE, 2021-09-03)
Objetivo
Determinar las conductas sexuales de riesgo en adolescentes del AAHH San Pablo de la Luz, octubre 2020.
Metodología
El presente estudio fue de tipo cuantitativo no experimental de diseño descriptivo y prospectivo; ...
Prácticas sexuales en trabajadoras sexuales usuarias del servicio de CERITSS en el Hospital Antonio Lorena Cusco, 2016.
(Universidad Andina del Cusco, 2016)
Effects of 17α-ethinylestradiol on sex ratio, gonadal histology and perianal hyperpigmentation of Cnesterodon decemmaculatus (Pisces, Poeciliidae) during a full-lifecycle exposure
(Academic Press Inc Elsevier Science, 2020-12-01)
The effects of 17α-ethinylestradiol (EE2) on sex ratio, gonopodium morphology, and gonadal histology of C. decemmaculatus were assessed by a full-lifecycle exposure experiment. Newborn fish were waterborne exposed to 30, ...
Perinatal exposure to parasiticide ivermectin: Long-term effects on reproductive parameters of adult male rats
(2011-02-01)
Ivermectin is one of the most widely used antiparasitic drugs globally. The aim of this study was to evaluate the chronic effects of perinatal exposure to ivermectin on male reproductive parameters in rats. Pregnant rats ...