Results 131 to 140 of about 43,706 (302)

Terrapene [PDF]

open access: yes, 1991
Number of Pages: 6Integrative BiologyGeological ...
Ernst, Carl H., McBreen, John F.
core   +1 more source

Chromosome‐Level Genome Assemblies of Two Softshell Turtles with ZZ/ZW Provide Insights into TE‐Driven Recombination Suppression in Sex Chromosomes

open access: yesIntegrative Zoology, EarlyView.
This study presents the first genomic identification and characterization of ZW sex chromosomes in two soft‐shelled turtle species through genome assembly and resequencing. We reveal the structural organization of ZW chromosomes, identifying both pseudoautosomal regions (PARs) and differentiated regions.
Jianjun Liu   +9 more
wiley   +1 more source

Testicular histopathology and its association with germ cell numbers, serum concentrations of reproductive hormones, and semen quality

open access: yesAndrology, EarlyView.
Abstract Background It is well‐established that spermatogenesis, semen quality, and reproductive hormones are interlinked. It is, however, less well‐described how various specific testicular histopathologies are linked to reproductive hormones and semen quality.
Gülizar Saritas   +6 more
wiley   +1 more source

Pharmacogenetics of follicle‐stimulating hormone action in the male

open access: yesAndrology, EarlyView.
Abstract Male factor infertility (MFI) is involved in half of the cases of couple infertility. The follicle‐stimulating hormone (FSH) therapy is considered efficient to improve semen parameters and pregnancy rate in patients with idiopathic MFI, following the lesson learned from hypogonadotropic hypogonadism.
Andrea Graziani   +7 more
wiley   +1 more source

Semen Cryopreservation in Testicular Cancer: Before or After Orchidectomy?

open access: yesAndrology, EarlyView.
ABSTRACT Background Fertility preservation in patients with testicular cancer remains a clinical priority, yet the optimal timing for sperm cryopreservation—before or after orchidectomy—remains a matter of debate. Objectives The aim of this study was to determine the optimal timing for semen cryopreservation and the best‐quality sample for ART.
Alessandra Buonacquisto   +12 more
wiley   +1 more source

Hypomethylating agents in vacuoles, E1 enzyme, X‐linked, autoinflammatory, somatic syndrome (VEXAS): A systematic review

open access: yesBritish Journal of Haematology, EarlyView.
Summary VEXAS syndrome (vacuoles, E1 enzyme, X‐linked, autoinflammatory, somatic) is an X‐linked, systemic, haemato‐inflammatory syndrome caused by somatic mutations in the UBA1 gene. No standardized treatment guidelines exist, but evidence is emerging that treatment with hypomethylating agents (HMAs) can induce improvement of the inflammatory symptoms,
Fieke W. Hoff   +3 more
wiley   +1 more source

Portrait of a Spectrum: Clinical and Genetic Characterization of a Large Cohort of Chromatinopathies—30 Years' Experience From a Third Level Center

open access: yesClinical Genetics, EarlyView.
Chromatinopathies (CP) are a growing group of rare genetic disorders characterized by cognitive deficits and growth abnormalities. This is the largest collection of CP to date, contributing to a deeper understanding of the landscape and diagnosis of these rare diseases, strongly improved by the use of large‐scale sequencing technologies.
Giulia Bruna Marchetti   +16 more
wiley   +1 more source

Clinical‐Grade Human Induced Pluripotent Stem Cell‐Derived Neural Precursor Cells Restore Motor Function and Preserve Striatal Integrity in a Quinolinic Acid‐Lesioned Rat Model of Huntington's Disease

open access: yesCell Proliferation, EarlyView.
Clinical‐grade HLA‐homozygous iPSC‐derived neural precursor cells restore motor function, rebuild striatal circuitry and reduce neuroinflammation in QA‐lesioned rats. These findings demonstrate robust neuronal replacement and microenvironment modulation, supporting their potential as a regenerative therapy for Huntington's disease.
Hyeonjoong Jeon   +6 more
wiley   +1 more source

Cytological study of Allium cepa and Allium sativum [PDF]

open access: yes, 2017
The large number of species in the Allium genus has necessitated comparative analysis of related species which has always been used in many cases to describe patterns and directions of chromosomal evolution within a group.
Akpan, U. U., Awe, E. T.
core  

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