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Sex change and its registration on the Personal Identity Registry. The change that Constitutional Court did not dare to approveEl cambio de sexo y su inscripción en el registro de Identidad Personal. El cambio que el Tribunal Constitucional no se atrevió a aprobar
(Pontificia Universidad Católica del Perú, 2015)
The pairing of X and Y chromosomes during meiotic prophase in the marsupial species Thylamys elegans is maintained by a dense plate developed from their axial elements
(2003)
Unlike eutherian males, pairing of the sex chromosomes in marsupial males during the first meiotic prophase is not mediated by a synaptonemal complex. Instead, a specific structure, the dense plate, develops during pachytene ...
Changes in sexual behavior following a sex education program in Brazilian public schoolsMudanças no comportamento sexual de adolescentes de escolas públicas no Brasil após um programa de educação sexual
(Escola Nacional de Saúde Pública, Fundação Oswaldo Cruz, 2010)
Sex hormones change visceral pigmentation in Eupemphix nattereri (Anura): effects in testicular melanocytes and hepatic melanomacrophages
(Brill Academic Publishers, 2015-01-01)
Melanomacrophages and melanocytes are able to modify pigment intensity on the body surface as a response to temperature change, hibernation, hypoxia, infection, oxidative stress and exogenous use of hormones. This study ...
Sex differences in cardiovascular, neuroendocrine and behavioral changes evoked by chronic stressors in rats
(2018-02-02)
This study investigated the physiological, somatic and behavioral changes evoked by daily exposure to the same type of stressor (homotypic) or different aversive stressor stimuli (heterotypic) in male and female rats. For ...
Role of sex hormones in hypercapnia-induced activation of the locus coeruleus in female and male rats
(2016-01-28)
The locus coeruleus (LC) has been suggested as a CO2 chemoreceptor site in mammals. Most of the studies involving the role of the LC in hypercapnic ventilatory responses have been performed in males. Since ovarian steroids ...
Doses and number of applications of ethephon in sex reversal of zucchini squash flowersDosis y número de aplicaciones de etefón en la reversión sexual de flores de calabacita
(2020-01-01)
Ethylene can change the flowering pattern of some cucurbits, favoring the emergence of female flowers. The objective was to determine the influence of doses and number of ethephon applications in sex reversal of zucchini ...
Morphological and morphometric changes of pituitary lactotrophs of viscacha (Lagostomus maximus maximus) in relation to reproductive cycle, age, and sex
(Wiley-liss, div John Wiley & Sons Inc., 2010-02)
Lactotrophs in pituitary pars distalis (PD) of viscacha were studied by immunohistochemistry and morphometric analysis in the following groups: 1) adult males throughout the reproductive cycle (reproductive, gonadal ...