نتایج جستجو برای: sex roles

تعداد نتایج: 390142  

2016
Aping Mao Jing Zhou Bin Mao Ya Zheng Yufeng Wang Daiqin Li Pan Wang Kaiyu Liu Xiaoping Wang Hui Ai

Pheromone-binding proteins (PBPs) are essential for the filtering, binding and transporting of sex pheromones across sensillum lymph to membrane-associated pheromone receptors of moths. In this study, three novel PBP genes were expressed in Escherichia coli to examine their involvement in the sex pheromone perception of Maruca vitrata. Fluorescence binding experiments indicated that MvitPBP1-3 ...

2016
Landon G. vom Steeg Sabra L. Klein Joseph Heitman

We often use the terms “sex” and “gender” interchangeably in infectious diseases research, which is incorrect because these terms refer to different aspects of biology and behavior. The term “sex” refers to biological characteristics that define males and females, including the basic organization of chromosomes, reproductive organs, and circulating sex steroid hormone concentrations. Gender ref...

Journal: :Journal of Population Economics 2022

Abstract This paper explores whether the expansion of higher education can influence attitudes regarding gender norms. I evaluate impact China’s since 1999. The results show that reform has significantly increased educational attainment for both women and men. However, women’s progressive views on roles are negatively affected following expansion. erosion egalitarian ideology be attributed to f...

Journal: :Science 2013
Shunsuke Kuroki Shogo Matoba Mika Akiyoshi Yasuko Matsumura Hitoshi Miyachi Nathan Mise Kuniya Abe Atsuo Ogura Dagmar Wilhelm Peter Koopman Masami Nozaki Yoshiakira Kanai Yoichi Shinkai Makoto Tachibana

Developmental gene expression is defined through cross-talk between the function of transcription factors and epigenetic status, including histone modification. Although several transcription factors play crucial roles in mammalian sex determination, how epigenetic regulation contributes to this process remains unknown. We observed male-to-female sex reversal in mice lacking the H3K9 demethylas...

2014
Michael C Velarde

Decline in circulating sex steroid hormones accompanies several age-associated pathologies which may influence human healthspan. Mitochondria play important roles in biosynthesis of sex steroid hormones, and these hormones can also regulate mitochondrial function. Understanding the cross talk between mitochondria and sex steroid hormones may provide insights into the pathologies associated with...

Journal: :Circulation 2016
Jean C McSweeney Anne G Rosenfeld Willie M Abel Lynne T Braun Lora E Burke Stacie L Daugherty Gerald F Fletcher Martha Gulati Laxmi S Mehta Christina Pettey Jane F Reckelhoff

1302 The Institute of Medicine has defined sex as “the classification of living things, generally as male or female according to their reproductive organs and functions assigned by the chromosomal complement.” The term sex means biological differences between women and men, including chromosomes, sex organs, and hormonal contributions. Sex differences result from true biological differences in ...

Journal: :Journal of Telenursing (Joting) 2022

This study aims to determine the factors that influence premarital sexual behavior in adolescents and of these on adolescent Alok District Bola District. The method used is quantitative with a cross-sectional approach 104 determined proportionally by random sampling. Data analysis simple logistic regression test. results showed there was significant relationship between knowledge (p = 0.021; OR...

Journal: :The journal for undergraduate ethnography 2023

This research examines the connection between internalized homophobia and partnering process among gay people in Vietnam. It explores their criteria for finding a committed partner, which is based on perceptions of gender roles, expression, sex roles. shows that concepts an ideal type partner relationship are rooted what they have learned heteronormative environment, devalues androgynous expres...

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