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Chemo's genetic impact on sperm revealed in new study

NCT ID NCT02975245

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

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

Feb 2013

Finished

Apr 2025

Lead sponsor

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

18 to 50 years

Sex

Male participants only

Healthy volunteers

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

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

  • Magee-Womens Hospital

    Pittsburgh, Pennsylvania, 15213, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.