Emerging evidence that the mammalian sperm epigenome serves as a template for embryo development
Although more studies are demonstrating that a father's environment can influence child
health and disease, the molecular mechanisms underlying non-genetic inheritance remain …
health and disease, the molecular mechanisms underlying non-genetic inheritance remain …
The art of packaging the sperm genome: molecular and structural basis of the histone-to-protamine exchange
L Moritz, SS Hammoud - Frontiers in endocrinology, 2022 - frontiersin.org
Male fertility throughout life hinges on the successful production of motile sperm, a
developmental process that involves three coordinated transitions: mitosis, meiosis, and …
developmental process that involves three coordinated transitions: mitosis, meiosis, and …
[HTML][HTML] Dynamic reprogramming of H3K9me3 at hominoid-specific retrotransposons during human preimplantation development
H Yu, M Chen, Y Hu, S Ou, X Yu, S Liang, N Li, M Yang… - Cell stem cell, 2022 - cell.com
Reprogramming of H3K9me3-dependent heterochromatin is required for early development.
How H3K9me3 is involved in early human development remains, however, largely unclear …
How H3K9me3 is involved in early human development remains, however, largely unclear …
[HTML][HTML] Detection of newly synthesized RNA reveals transcriptional reprogramming during ZGA and a role of Obox3 in totipotency acquisition
Zygotic genome activation (ZGA) after fertilization enables the maternal-to-zygotic transition.
However, the global view of ZGA, particularly at initiation, is incompletely understood. Here …
However, the global view of ZGA, particularly at initiation, is incompletely understood. Here …
[HTML][HTML] Rebooting the epigenomes during mammalian early embryogenesis
Upon fertilization, terminally differentiated gametes are transformed to a totipotent zygote,
which gives rise to an embryo. How parental epigenetic memories are inherited and …
which gives rise to an embryo. How parental epigenetic memories are inherited and …
Sperm bauplan and function and underlying processes of sperm formation and selection
The spermatozoon is a highly differentiated and polarized cell, with two main structures: the
head, containing a haploid nucleus and the acrosomal exocytotic granule, and the flagellum …
head, containing a haploid nucleus and the acrosomal exocytotic granule, and the flagellum …
Endogenous retroviruses shape pluripotency specification in mouse embryos
S de la Rosa, M del Mar Rigual, P Vargiu, S Ortega… - Science …, 2024 - science.org
The smooth and precise transition from totipotency to pluripotency is a key process in
embryonic development, generating pluripotent stem cells capable of forming all cell types …
embryonic development, generating pluripotent stem cells capable of forming all cell types …
Loss of phosphatase CTDNEP1 potentiates aggressive medulloblastoma by triggering MYC amplification and genomic instability
MYC-driven medulloblastomas are highly aggressive childhood brain tumors, however, the
molecular and genetic events triggering MYC amplification and malignant transformation …
molecular and genetic events triggering MYC amplification and malignant transformation …
Sperm chromatin structure and reproductive fitness are altered by substitution of a single amino acid in mouse protamine 1
L Moritz, SB Schon, M Rabbani, Y Sheng… - Nature structural & …, 2023 - nature.com
Conventional dogma presumes that protamine-mediated DNA compaction in sperm is
achieved by electrostatic interactions between DNA and the arginine-rich core of …
achieved by electrostatic interactions between DNA and the arginine-rich core of …
[HTML][HTML] Nucleosomes in mammalian sperm: conveying paternal epigenetic inheritance or subject to reprogramming between generations?
L Gaspa-Toneu, AHFM Peters - Current Opinion in Genetics & …, 2023 - Elsevier
The genome of mammalian sperm is largely packaged by sperm-specific proteins termed
protamines. The presence of some residual nucleosomes has, however, emerged as a …
protamines. The presence of some residual nucleosomes has, however, emerged as a …