New Self-Amplifying mRNA vaccine aims to better protect transplant patients against COVID-19

NCT ID NCT07390968

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests a new COVID-19 vaccine (LUNAR-COV19) in 56 adults who received a blood stem cell transplant within the past year. These patients often have weaker immune responses to standard vaccines. The new vaccine uses a self-amplifying mRNA that may produce a stronger and longer-lasting immune response. Researchers will compare it to the standard Pfizer vaccine to see which is safer and more effective.

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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

  • Fred Hutch/University of Washington Cancer Consortium

    Seattle, Washington, 98109, United States

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