Chemo's genetic impact on sperm revealed in new study
NCT ID NCT02975245
First seen Jun 26, 2026 · Last updated Jun 26, 2026
Summary
This study looks at how chemotherapy changes sperm DNA in men with cancer. Researchers collect semen samples before treatment and one week after the first round of chemo. They compare the DNA and quality of the sperm to understand short-term effects. The goal is to learn more about fertility risks for male cancer patients.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this research could help doctors understand how chemotherapy affects sperm and inform fertility counseling for male cancer patients.
- What could go wrong
- This is an observational study, not a treatment trial. It only looks at short-term effects and may not predict long-term fertility or genetic risks.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
-
About 200 people
The number the study aims to enrol. It can still change while the study runs.
- Start date
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Feb 2013
- Finished
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Apr 2025
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Males between the ages of 18 and 50 who are scheduled to undergo chemotherapy for medical indication.
- Ages
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18 to 50 years
- Sex
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Male participants only
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Be scheduled to undergo treatment with chemotherapeutic agents for a medical indication * Be able to produce semen samples prior to chemotherapy and one week after first round of chemotherapy Exclusion Criteria: * Men who have previously been treated with chemotherapeutic agents. * Men with significant oligospermia or azospermia.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Magee-Womens Hospital
Pittsburgh, Pennsylvania, 15213, United States
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