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Sex differences in aversive and appetitive conditioning in two strains of rats
(1990)
In order to examine sex differences in non sexual behavior, 40 rats of each sex from two strains (gray, A × C and albino, Sprague-Dawley) were trained, using different experimental procedures. In Experiment I, aversive ...
Demographics, Behaviors, and Sexual Health Characteristics of High Risk Men Who Have Sex With Men and Transgender Women Who Use Social Media to Meet Sex Partners in Lima, Peru
(BMJ Publishing Group, 2017)
BACKGROUND: Men who have sex with men (MSM) and transgender women (TW) in Peru bear a disproportionate burden of human immunodeficiency virus (HIV) and sexually transmitted infections (STIs). In a context of quickly expanding ...
Sex differences in health care-seeking behavior for acute coronary syndrome in a low income Country, Peru
(Wolters Kluwer Health, 2011)
Objective: Recognizing reasons for prehospital delay after symptoms of acute coronary syndrome (ACS) is established in developed countries yet evidence from Latin America is limited. We aimed to assess ACS symptom recognition, ...
Description of the pre-reductional sex chromosome during male meiosis of Pachylis laticornis (Heteroptera: Coreidae)
(Funpec-editora, 2016-01-01)
In Heteroptera, the division of sex chromosomes is well defined as post-reductional for most of species, i. e., the first meiotic division is equational and the second is reductional. However, in some species pre-reductional ...
A two-sex matrix population model to represent harem structure
(American Institute of Mathematical Sciences, 2016-10)
Population dynamic models often include males in the calculation of population change, but even in those cases males have rarely been introduced to represent polygyny (harem social structure), where it is particularly ...
Sex differences in breathing
(2019-12-01)
Breathing is a vital behavior that ensures both the adequate supply of oxygen and the elimination of CO2, and it is influenced by many factors. Despite that most of the studies in respiratory physiology rely heavily on ...
Sex-biased dispersal depends on the spatial scale in a tube-building amphipod
(Inter-research, 2021-01-21)
Behavioral differences between males and females can lead to sex-biased dispersal (SBD), and tube-building amphipods are good model organisms to study this process. Depending on the species, males or females have a different ...
The sex ratio of the koinobiont parasitoid microcharops anticarsiae gupta remains female-biased on young larvae of velvetbean in the laboratory environment
(2020-01-01)
The natural parasitic behavior of parasitoids should be known by those in charge of planning strategies for the biological control of pests; therefore, the aim of the present study was to determine the larval instar of ...
Barriers and facilitators for safe sex behaviors in students from universidad de Santiago de Chile (USACH) through the COM-B model
(2023)
Background: Unsafe sex is one of the main morbidity and mortality risk factors associated with sexually transmitted infections (STIs) in young people. Behavioral change interventions for promoting safe sex have lacked ...