Evaluation of sperm telomere length in infertile men with failed/low fertilization after intracytoplasmic sperm injection

Z Darmishonnejad, M Tavalaee, T Izadi… - Reproductive …, 2019 - Elsevier
Research question Telomeres are non-coding, repetitive DNA sequences (TTAGGG
repeats) that play an important role in maintaining genome integrity. Unlike in somatic cells …

Does combining magnetic-activated cell sorting with density gradient or swim-up improve sperm selection?

Z Cakar, B Cetinkaya, D Aras, B Koca… - Journal of assisted …, 2016 - Springer
Purpose The present study aimed to evaluate whether combining the magnetic-activated
cell sorting (MACS) with density-gradient (DG) or swim-up (SU) sperm separation …

[HTML][HTML] The male contribution to recurrent pregnancy loss

Y Ibrahim, E Johnstone - Translational andrology and urology, 2018 - ncbi.nlm.nih.gov
There are several known causes of recurrent pregnancy loss (RPL) in a couple, which
include endocrine abnormalities, immunologic abnormalities, structural uterine …

Is telomere length a biomarker of sperm quality? A systematic review and meta‐analysis of observational studies

M Fernández de la Puente, A Salas‐Huetos… - …, 2024 - Wiley Online Library
Background Telomeres are essential for the integrity of chromosome ends during cell
division and their involvement in different processes linked to aging has been established …

[HTML][HTML] Telomere length in bovine sperm is related to the production of reactive oxygen species, but not to reproductive performance

J Ribas-Maynou, M Llavanera, Y Mateo-Otero, N Ruiz… - Theriogenology, 2022 - Elsevier
Over the last decades, selection in cattle has mainly been based on milk production rather
than on reproductive efficiency. While, when applied, focus on reproduction has involved …

[HTML][HTML] Telomerase reverse transcriptase polymorphism rs2736100: a balancing act between cancer and non-cancer disease, a meta-analysis

R Snetselaar, MFM Van Oosterhout, JC Grutters… - Frontiers in …, 2018 - frontiersin.org
The enzyme telomerase reverse transcriptase (TERT) is essential for telomere maintenance.
In replicating cells, maintenance of telomere length is important for the preservation of vital …

Associations of sperm telomere length with semen parameters, clinical outcomes and lifestyle factors in human normozoospermic samples

SC Berneau, J Shackleton, C Nevin, B Altakroni… - …, 2020 - Wiley Online Library
Background Many studies have demonstrated that lifestyle factors can affect sperm quality
and fertility. Sperm telomere length (STL) has been reported as potential biomarker or sperm …

Processing of semen by density gradient centrifugation selects spermatozoa with longer telomeres for assisted reproduction techniques

Q Yang, N Zhang, F Zhao, W Zhao, S Dai, J Liu… - Reproductive …, 2015 - Elsevier
The ends of eukaryotic chromosomes contain specialized chromatin structures called
telomeres, the length of which plays a key role in early human embryonic development …

[HTML][HTML] Telomere homeostasis is compromised in spermatocytes from patients with idiopathic infertility

R Reig-Viader, L Capilla, M Vila-Cejudo, F Garcia… - Fertility and sterility, 2014 - Elsevier
Objective To study whether the telomere structure of germ cells from idiopathic infertile men
is altered and if this impairment is influenced by meiotic recombination and telomere length …

[HTML][HTML] Freezing does not alter sperm telomere length despite increasing DNA oxidation and fragmentation

C Gouhier, H Pons-Rejraji, S Dollet, L Chaput… - Genes, 2023 - mdpi.com
Correlations were reported between sperm telomere length (STL) and male fertility, sperm
DNA fragmentation, and oxidation. Sperm freezing is widely used for assisted reproductive …