Multi-Center Molecular Diagnosis and Host Response of Respiratory Viral Infections in Pediatric Transplant Recipients

Recipient Inclusion Criteria

• Less than 18 years at the time of anticipated transplant

• Participant meets one of the following criteria:

1. scheduled to receive allogeneic hematopoietic cell transplant within 14 days ofenrollment or

2. Scheduled to or received solid organ transplant within 7 days before or afterenrollment

• Participant is receiving care at the time of enrollment at one of the studyparticipating institutions.

• Parent/guardian willing and able to provide informed consent, and if appropriate,child willing and able to provide informed assent.

Donor Inclusion Criteria

• Donor for HCT recipient enrolled on the VIPER study.

• Willing and able to provide informed consent.

Exclusion Criteria:

Recipient Exclusion Criteria

None

Donor Exclusion Criteria

• Is not an HCT donor for a participant enrolled on the VIPER study.

• Not available to provide pre-transplant research blood sample.