Results 231 to 240 of about 18,190 (317)

Loss‐of‐Function Variants in CCDC189 Cause Human Oligoasthenoteratozoospermia by Disrupting Sperm Flagellar and Acrosomal Architecture

open access: yesAndrology, EarlyView.
ABSTRACT Background Oligoasthenoteratozoospermia (OAT), characterized by reduced sperm count, impaired motility, and abnormal morphology, is a major cause of male infertility with substantial genetic heterogeneity. However, the underlying genetic etiology remains unresolved in a large proportion of affected individuals.
Jianteng Zhou   +8 more
wiley   +1 more source

Sperm Head–Tail Coupling Apparatus Diversity and Common Themes Among Species

open access: yesAndrology, EarlyView.
ABSTRACT Background A stable connection between the sperm head (containing the nucleus and acrosome) and tail (containing the axoneme, mitochondrial sheath, and periaxonemal structures) is critical for fertility. This connection is mediated by a series of nuclear, cytoplasmic, and centriole components that make up the head–tail coupling apparatus (HTCA)
Danielle B. Buglak   +2 more
wiley   +1 more source

The floral morphology of <i>Pseudosasa nanunica</i> (Poaceae, Bambusoideae). [PDF]

open access: yesPhytoKeys
Niu ZY   +5 more
europepmc   +1 more source

The Swedish National Pediatric Cataract Register (PECARE): Coexisting systemic disorders 2007–2023

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose To analyse the frequency and type of coexisting systemic disorders in children operated on for cataract in Sweden. Methods Data were retrieved from the Swedish National Pediatric Cataract Register (PECARE) for children operated between January 1, 2007, and December 31, 2023 (n = 975), including follow‐ups at age 1, 2, 5 and 10 ...
David Wackerberg   +9 more
wiley   +1 more source

Astigmatic changes after Descemet membrane endothelial keratoplasty (DMEK) in decompensated penetrating keratoplasty grafts

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose To evaluate the surgery‐induced changes of astigmatism after Descemet membrane endothelial keratoplasty (DMEK) in eyes with failed previous penetrating keratoplasty (PK). Design Retrospective, interventional cohort study based on prospective DMEK database.
Florian Thomas Steinberg   +6 more
wiley   +1 more source

Outcomes and complications of sponges versus tires for scleral buckling in primary rhegmatogenous retinal detachment: The Manchester Buckle Study

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose To compare preoperative characteristics and postoperative anatomical and functional outcomes of scleral buckle surgery using sponges versus tires, as well as explant‐related complications and the frequency of explant removal. Methods This retrospective study included patients with primary rhegmatogenous retinal detachment (RRD) who ...
Peter Kiraly   +11 more
wiley   +1 more source

Predation by a ciliate community mediates temperature and nutrient effects on a peatland prey prokaryotic community. [PDF]

open access: yesmSphere
DeWitt K   +8 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy