Results 281 to 290 of about 98,141 (333)

Recommendations for Human Sperm Morphology Assessment in 2025: An Expert Review From the French BLEFCO Group

open access: yesAndrology, Volume 14, Issue 1, Page 10-24, January 2026.
ABSTRACT Background Numerous publications have questioned the lack of analytical reliability and clinical relevance of sperm morphology assessment for infertility workup and before use of assisted reproductive techniques (ART). There is a huge variability in the performance and interpretation of this test.
Nicolas Gatimel   +14 more
wiley   +1 more source

Chromosome duplication causes premature aging via defects in ribosome quality control. [PDF]

open access: yesPLoS Biol
Escalante LE   +7 more
europepmc   +1 more source

Impact of double versus single blastocyst biopsy and vitrification on clinical and neonatal outcomes in PGT cycles: A systematic review and meta‐analysis of embryo retesting

open access: yesActa Obstetricia et Gynecologica Scandinavica, Volume 105, Issue 1, Page 30-49, January 2026.
Rebiopsied and revitrified blastocysts may be linked to lower pregnancy and live birth rates in single euploid frozen embryo transfer cycles (very low‐quality evidence). Subgroup effects by biopsy day and morphology may hold clinical relevance and guide future study design.
Alessandra A. Vireque   +4 more
wiley   +1 more source

Pregnancy and perinatal outcomes after day 5 versus day 6 blastocyst‐stage embryo transfer: A systematic review and meta‐analysis

open access: yesActa Obstetricia et Gynecologica Scandinavica, Volume 105, Issue 1, Page 50-69, January 2026.
We conducted a meta‐analysis to compare the pregnancy and perinatal outcomes after day 5 versus day 6 single frozen‐thawed blastocyst transfer, aims to identify more appropriate strategies for transplantation. ART practitioners should give priority to transfer D5 rather than D6 blastocysts in single vitrified‐warmed cycle in clinical practice. Abstract
Wenhui Hou   +6 more
wiley   +1 more source

Distinct Morphokinetic Signature of Human Embryos with Chromosomal Mosaicism. [PDF]

open access: yesGenes (Basel)
Ruseva M   +14 more
europepmc   +1 more source

cIMPACT‐NOW update 11: Proposal on adaptation of diagnostic criteria for IDH‐ and H3‐wildtype diffuse high‐grade gliomas and for posterior fossa ependymal tumors

open access: yesBrain Pathology, Volume 36, Issue 1, January 2026.
Abstract The Consortium to Inform Molecular and Practical Approaches to Central Nervous System Tumor Taxonomy (cIMPACT‐NOW) updates provide guidelines for the diagnosis of central nervous system (CNS) tumors and suggestions for future World Health Organization (WHO) classification.
Pieter Wesseling   +16 more
wiley   +1 more source

Prenatal Cell‐Free DNA Screening With Fetal Enrichment Enables Sampling From 8 Weeks of Gestational Age

open access: yesClinical Genetics, Volume 109, Issue 1, Page 68-76, January 2026.
Fetal fraction (FF) estimates for 170 male pregnancies sampled between 7w0d and 9w6d of GA as a function of gestational age at blood draw without (blue triangles) and with fetal enrichment (red dots). Regression lines are shown (gray 95% CI). Besides, there is a closer look at samples below 4% FF.
Seyedeh Saideh Daryabari   +6 more
wiley   +1 more source

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