Results 61 to 70 of about 631,691 (346)

Testes size, testosterone production and reproductive behaviour in a natural mammalian mating system [PDF]

open access: yes, 2012
1. Testosterone (T) is a key mediator in the expression of numerous morphological and behavioural traits in mammals, but the factors underlying individual variation in circulating T levels are poorly understood. 2.
Lincoln, Gerald A.   +5 more
core  

Predicting Chronicity in Children and Adolescents With Newly Diagnosed Immune Thrombocytopenia at the Timepoint of Diagnosis Using Machine Learning‐Based Approaches

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objectives To identify predictors of chronic ITP (cITP) and to develop a model based on several machine learning (ML) methods to estimate the individual risk of chronicity at the timepoint of diagnosis. Methods We analyzed a longitudinal cohort of 944 children enrolled in the Intercontinental Cooperative immune thrombocytopenia (ITP) Study ...
Severin Kasser   +6 more
wiley   +1 more source

The Peahen’s Tale, or Dressing Our Parts at Work [PDF]

open access: yes, 2007
However, there may ultimately be no logical way to reconcile decisions that prohibit employers from requiring women to wear revealing outfits and others that permit employers to require them to wear makeup,20 or decisions that prohibit penalizing a woman
Seaman, Julie A.
core   +2 more sources

Sexual behavior.

open access: yesBritish medical journal, 1982
Sexual behavior in the human animal is a noninstinctual learned phenomenon that is geared toward pleasure as well as procreation. Acceptable expressions of sexuality differ with one's culture and vary from generation to generation.
C. Francome
semanticscholar   +1 more source

Developmental Disorders in Children Recently Diagnosed With Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Neurocognitive deficits in adult survivors of childhood cancer are well established, but less is known about developmental disorders (DD) arising shortly after cancer diagnosis. Using 2016–2019 linked Ohio cancer registry and Medicaid data, we compared DD among 324 children with cancer and 606,913 cancer‐free controls.
Jamie Shoag   +5 more
wiley   +1 more source

No fitness effects of same‐sex copulations in male red flour beetles

open access: yesEcology and Evolution
Same‐sex sexual behavior occurs in diverse animal taxa, yet its evolutionary maintenance is poorly understood as such behavior seems to be costly and does not directly increase reproductive success.
Birte M. Martens   +3 more
doaj   +1 more source

Drosulfakinin signaling in fruitless circuitry antagonizes P1 neurons to regulate sexual arousal in Drosophila

open access: yesNature Communications, 2019
Animals perform or terminate particular behaviors by integrating external cues and internal states through neural circuits. Identifying neural substrates and their molecular modulators promoting or inhibiting animal behaviors are key steps to understand ...
Shunfan Wu   +11 more
semanticscholar   +1 more source

Sex with animals among men attended in referral centers for sexually transmitted infections in northeast Brazil: prevalence, associated factors and behavioral aspects

open access: yesInternational braz j urol, 2023
Our objective was to investigate the prevalence of SWA, associated factors, relationship with STIs, and behavioral aspects in men attended at Referral Centers for STIs and acquired immunodeficiency syndrome (AIDS)/CR-STI/AIDS in northeast Brazil.In this cross-sectional study, a questionnaire with sociodemographic, clinical, sexual and SWA practices ...
Lucineide Santos Silva Viana   +5 more
openaire   +4 more sources

Endocrinologic Control of Men's Sexual Desire and Arousal/Erection [PDF]

open access: yes, 2016
Several hormones and neurotransmitters orchestrate men's sexual response, including the appetitive (sexual desire) and consummative (arousal and penile erection) phases.
Aversa, Antonio   +4 more
core   +1 more source

Characterizing Parental Concerns About Lasting Impacts of Treatment in Children With B‐Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background B‐acute lymphoblastic leukemia (B‐ALL) is the most common pediatric cancer, and while most children in high‐resource settings are cured, therapy carries risks for long‐term toxicities. Understanding parents’ concerns about these late effects is essential to guide anticipatory support and inform evolving therapeutic approaches ...
Kellee N. Parker   +7 more
wiley   +1 more source

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