Partial chromosome Y deletion
MONDO:0015607A genetic male infertility characterized by azoospermia or oligozoospermia due to chromosome Y microdeletion.
Also known as: Male sterility due to chromosome Y deletion, Y-chromosome microdeletions, partial deletion of Y, partial deletion of Y chromosome short arm, partial deletion of chromosome Y, partial deletion of the long arm of the Y chromosome
13 clinical trials for this condition and its sub-types, 0 tagged with Partial chromosome Y deletion itself.
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Sub-types of Partial chromosome Y deletion
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Spermatogenic failure, Y-linked, 2 5 trials
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Spermatogenic failure, Y-linked, 1 0 trials
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Could a blood draw help men with no sperm become fathers?
Disease control Recruiting nowThis Stanford study tests whether injecting a man's own platelet-rich plasma (PRP) into his testicles can help produce sperm. Ten men with nonobstructive azoospermia who previously failed sperm retrieval will receive the injection. Three months later, doctors will check for sperm…
Sponsor: Stanford University • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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New prenatal blood test aims to detect genetic disorders without invasive procedures
Diagnosis Recruiting nowThis study is testing a new blood test that looks for fetal cells in the mother's blood to detect genetic conditions like Down syndrome. The test will be compared to standard diagnostic methods such as amniocentesis or newborn testing. The study involves 1,000 pregnant individual…
Sponsor: BillionToOne Inc. • Aim: Diagnosis
Last updated Jun 27, 2026 13:06 UTC
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Social coaching may ease anxiety and autism traits in rare chromosome conditions
Symptom relief Recruiting nowThis trial tests whether a 10-session group program called Social Management Training can improve mental health, executive function, and social skills in adults aged 16 to 69 who have sex chromosome aneuploidies (extra or missing sex chromosomes). Participants complete questionna…
Phase 1 • Sponsor: University of Oslo • Aim: Symptom relief
Last updated Jul 24, 2026 00:00 UTC
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Mitochondrial DNA mutation may be a hidden cause of male infertility
Knowledge-focused Recruiting nowThis study investigates whether a specific mitochondrial DNA variant (MT-ND1 m.3700G>A) is associated with severe male infertility, specifically conditions where sperm production is absent or extremely low. Researchers analyzed existing medical records and biological samples from…
Sponsor: The Third Affiliated Hospital of Guangzhou Medical University • Aim: Knowledge-focused
Last updated Jul 11, 2026 00:00 UTC
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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