artemia, a small crustacean, with high commercial value is a valuable model organism for researchers. this creature by tolerating extreme range of different environmental conditions is dispersed to more than 600 and 18 sites over the world and iran, respectively. tashk lake is one the natural parthenogenetic artemia habitat in iran. due to occurrence of an unknown bisexual artemia in tashk lake...

Introduction: Victimization and rejection expectations predict mental health problems in gay and bisexual men. Furthermore, it was shown that victimization predicts rejection expectations. Nevertheless, the levels of these two variables do not necessarily correspond as indicated by low inter-correlations, resulting in the question "How do discrepancies in the two variables relate to mental heal...

CONTEXT HIV risk behavior among urban gay/bisexual men has recently increased. High-risk sexual activity and drug use may be particularly high during circuit party (CP) weekends, during which gay/bisexual men congregate for social activities and dancing. OBJECTIVES To compare prevalence of risk behaviors during CP weekends with those during non-CP weekends. DESIGN Cross-sectional study. P...

This study was designed to explore the relationships between multiple forms of oppression and subjective physical health among a community sample of 85 Black lesbian and bisexual women. Self-report surveys assessing health behaviors, physical and mental health status, and experiences with discrimination were administered during a weekend retreat of a community-based organization serving this po...

PURPOSE Researchers are increasingly using national population surveys (NPS) to understand the health of gay and bisexual men (GBM). However, valid inference from these surveys depends on accurate identification of GBM. METHODS We asked 8126 GBM in an anonymous, online, community-recruited survey about their willingness to reveal their sexual orientation in NPS. RESULTS Overall, 30% indicat...

Lesbian, gay, and bisexual (LGB) individuals are members of a vulnerable group where health disparities have been identified. To gain a better understanding of the LGB college student healthcare experience and its contribution to the healthcare disparities found in LGB population, a community based participatory research (CBPR) approach was used to fill the gap. This paper will outline the CBPR...

Despite recent notable advances in societal equality for lesbian, gay, bisexual, and transgender (LGBT) individuals, youth who identify as trans* or gender nonconforming, in particular, continue to experience significant challenges accessing the services they need to grow into healthy adults. This policy perspective first offers background information describing this population, their unique he...

Dioecious plants (with separate male and female individuals) more often have drab, inconspicuous flowers than related bisexual plants. Models indicate, however, that similar conditions favour the evolution of showy floral displays in dioecious and bisexual plants. One difference, however, is that dioecious plants may evolve floral displays that are sexually dimorphic. We show that males are mor...

This article demonstrates how same-sex male battering challenges contemporary feminist domestic violence theory. The author shows current theory to be heterosexist and therefore insufficient to explain the phenomenon of battering among gay/bisexual men. Domestic violence theories that integrate a sociopolitical and a psychological analysis of battering are presented as more inclusive of same-se...

Vowel production in gay, lesbian, bisexual ~GLB!, and heterosexual speakers was examined. Differences in the acoustic characteristics of vowels were found as a function of sexual orientation. Lesbian and bisexual women produced less fronted /u/ and /Ä/ than heterosexual women. Gay men produced a more expanded vowel space than heterosexual men. However, the vowels of GLB speakers were not genera...