Results 11 to 20 of about 13,462 (242)

Unique properties of Drosophila spermatocyte primary cilia

open access: yesBiology Open, 2013
Summary The primary cilium is an essential organelle required for animal development and adult homeostasis that is found on most animal cells. The primary cilium contains a microtubule-based axoneme cytoskeleton that typically grows from the mother ...
Maria Giovanna Riparbelli   +3 more
doaj   +3 more sources

Genetic and Chemical Controls of Sperm Fate and Spermatocyte Dedifferentiation via PUF-8 and MPK-1 in Caenorhabditis elegans

open access: yesCells, 2023
Using the nematode C. elegans germline as a model system, we previously reported that PUF-8 (a PUF RNA-binding protein) and LIP-1 (a dual-specificity phosphatase) repress sperm fate at 20 °C and the dedifferentiation of spermatocytes into mitotic cells ...
Youngyong Park   +5 more
doaj   +2 more sources

VCP promotes tTAF-target gene expression and spermatocyte differentiation by downregulating mono-ubiquitylated H2A [PDF]

open access: yes, 2023
Valosin-containing protein (VCP) binds and extracts ubiquitylated cargo to regulate protein homeostasis. VCP has been studied primarily in aging and disease contexts, but it also affects germline development.
Butsch, Tyler J.   +3 more
core   +1 more source

Chromosome territories in control spermatocyte.

open access: yes, 2022
A single spermatocyte during late S5 is displayed after time-lapse imaging of a spermatocyte cyst expressing Cenp-A/Cid-EGFP (green) and His2Av-mRFP (magenta).
Christian F. Lehner (9449522)   +1 more
core   +1 more source

Overview of the Drosophila primary spermatocyte nucleus.

open access: yes, 2023
(A) Confocal image of Drosophila primary spermatocyte nucleus immuno-labelled with pan-histone antibody labelling core histones plus H1. (B) Schematic showing the characteristic features of the Drosophila primary spermatocyte nuclei.
Leila Muresan (167566)   +5 more
core   +1 more source

Doxorubicin and 4-Hydroperoxycyclophosphamide Alter Mitochondrial Dynamics and miR-34 Expression in Spermatogonia and Spermatocytes In Vitro. [PDF]

open access: yesBasic Clin Pharmacol Toxicol
ABSTRACT Doxorubicin (DOX) and cyclophosphamide (CP) are widely used chemotherapeutic agents with known gonadotoxic effects. Since miRNAs play a key role in the transcriptional regulation of spermatogenesis, they are suggested as biomarkers for male infertility.
Öztatlıcı H   +4 more
europepmc   +2 more sources

Spermatocyte injection into meiotic oocytes rescues diplotene, but not pachytene, arrest in azoospermic mutant mice. [PDF]

open access: yesHum Reprod Open
STUDY QUESTION At which arrest stage can spermatocytes be rescued by injection into meiotic oocytes? SUMMARY ANSWER In mice, spermatocytes arrested at the diplotene stage, but not at the pachytene stage, can resume meiosis within immature oocytes and ...
Ogonuki N   +15 more
europepmc   +2 more sources

Exploring the role of mononuclear phagocytes in the epididymis

open access: yesAsian Journal of Andrology, 2015
The onslaught of foreign antigens carried by spermatozoa into the epididymis, an organ that has not demonstrated immune privilege, a decade or more after the establishment of central immune tolerance presents a unique biological challenge.
Nicolas Da Silva, Tegan B Smith
doaj   +1 more source

Protective Effects of Lactobacillus-Derived Probiotics and Postbiotics on Renal and Reproductive Function in Escherichia coli-Infected Rats. [PDF]

open access: yesVet Med Sci
A Lactobacillus‐derived probiotic and postbiotic mixture alleviates E. coli–induced renal and reproductive dysfunction by modulating oxidative stress, inflammatory responses, and apoptosis, leading to improved tissue integrity and sperm quality. ABSTRACT Background Escherichia coli infections of the genitourinary tract are a major cause of renal and ...
Sedghi S, Keshtmand Z, Hosseini S.
europepmc   +2 more sources

Progression through M I in control spermatocyte.

open access: yes, 2021
Spermatocytes expressing Cenp-A/Cid-EGFP and His2Av-mRFP were analyzed by time-lapse imaging at 45 sec intervals. Progression through M I, as observed in the spermatocyte presented in Fig 4A, is shown in a maximum intensity projection.
Christian F. Lehner (9449522)   +1 more
core   +1 more source

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