MOSAICO HIV Vaccine Study


Participants will be compensated $1,440 for their time.

The MOSAICO study is testing the efficacy of an HIV vaccine.

You may be eligible to participate if you are:

  • HIV uninfected
  • 18-60 years old
  • Assigned male at birth
  • Assigned female at birth and identify on the transmasculine spectrum
  • Nonbinary or gender nonconforming

Participation in this study includes four vaccines over 12 months and a follow-up period of at least 18 months.

For more information, call 617-927-6450 or email

To find out if you are eligible, click here.

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