Male infertility due to globozoospermia
MONDO:0015746A male infertility due to sperm disorder characterized by the presence, in sperm, of a large majority of round-headed spermatozoa that lack the acrosome and have an aberrant nuclear membrane and midpiece defects. The acrosomeless spermatozoa is not able to penetrate the zona pellucida following intercourse or IVF thus fertilization fails. Fertilization efficiency is also very low following intracytoplasmic spem injection due to the absence of the oocyte activation factor protein PLCzeta.
Also known as: Male infertility due to round-headed spermatozoa, male infertility due to globozoospermia, male infertility due to round-headed spermatozoa, round-headed sperm syndrome, globozoospermia
4 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsSub-types
Broader categories
-
Scientists probe gene behind male infertility and cystic fibrosis
Knowledge-focused Recruiting nowThis observational study aims to understand how the CFTR gene is regulated in epididymal cells, which may help explain male infertility linked to cystic fibrosis. Researchers will collect leftover tissue samples from 20 men already scheduled for surgery. No extra procedures are n…
Sponsor: University Hospital, Brest • Aim: Knowledge-focused
Last updated Jun 27, 2026 11:03 UTC
-
New sperm-boosting method tested in 300 men
Knowledge-focused Recruiting nowThis study tests a new lab technique called HyperSperm to see if it can make sperm move better and stay healthy. Researchers will collect semen samples from 300 men with different fertility issues and compare the new method to the standard one. The goal is to find a safer and mor…
Sponsor: Fecundis Lab SL • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:08 UTC