Results 201 to 210 of about 3,745,203 (292)

Human evolution and the obstetrical dilemma: The pelvic floor hypothesis

open access: yesThe Anatomical Record, EarlyView.
Abstract Human childbirth is mechanically difficult because a large‐headed, broad‐shouldered fetus must pass through a comparatively narrow, twisted bony birth canal. Traditional explanations of this “obstetrical dilemma” emphasize the role of bipedal locomotion in inhibiting the evolution of a wider, more spacious pelvis.
Barbara Fischer, Ekaterina Stansfield
wiley   +1 more source

Evaluating Bergmann's and Allen's rules in the long bones of the eastern gray squirrel

open access: yesThe Anatomical Record, EarlyView.
Abstract Ecogeographical rules predict variation in body size and appendage proportions across climatic gradients, yet intraspecific tests using long bones from wild populations remain limited among small mammals. This study tests the hypothesis that eastern gray squirrels (Sciurus carolinensis) conform to Bergmann's rule, that is, body size increases ...
Tyler Blake, Habiba Chirchir
wiley   +1 more source

Heat Stress and Gut Microbiome Dynamics in Poultry: Interplay, Consequences, and Mitigation Strategies

open access: yesAnimal Research and One Health, EarlyView.
Heat stress disrupts gut microbial balance in poultry, impairing nutrient absorption and immunity. This review outlines the interplay between thermal stress and microbiome dynamics and discusses integrative mitigation strategies, probiotics, phytogenics, cooling systems, and genetic adaptation to enhance poultry resilience.
O. E. Oke   +9 more
wiley   +1 more source

Fecal Virome Transplantation in Human Disease and Livestock Production: Evidence, Mechanisms, and Translational Challenges

open access: yesAnimal Research and One Health, EarlyView.
Fecal virome transplantation may reshape bacterial communities and host responses while reducing viable bacterial transfer. Preclinical evidence suggests biological activity, but human efficacy remains uncertain, and translation requires product standardization, causal validation, donor–recipient matching, and rigorous biosafety assessment.
Luanyang Shi   +2 more
wiley   +1 more source

Global Research Trends in Immunotherapies for Recurrent Pregnancy Loss: A Bibliometric Analysis. [PDF]

open access: yesJBRA Assist Reprod
Cavalcante MB   +4 more
europepmc   +1 more source

Intratendinous Porcine‐Derived Type I Collagen Injections Result in Clinical and Radiographic Improvement of Rotator Cuff Tendinopathy 1 Year After Treatment

open access: yesArthroscopy, Sports Medicine, and Rehabilitation, EarlyView.
Purpose To evaluate the clinical and radiological effectiveness of porcine‐derived type I collagen injections in patients with symptomatic rotator cuff tendinopathy. Methods In this monocentric pilot study conducted between 2022 and 2025, adults with clinically and radiologically confirmed rotator cuff tendinopathy received 3 ultrasound‐guided ...
Pietro Simone Randelli   +5 more
wiley   +1 more source

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