Xylitol BSI Multisite - Reduction of Bloodstream Infections From Oral Organisms in Pediatric Stem Cell Transplant

Inclusion Criteria

• •Provide signed and dated informed consent and assent (when applicable) form
• •Willing to comply with all study procedures and be available for the duration of the study
• •Admitted and planning to undergo an allogeneic stem cell transplant (SCT) at Cincinnati Children's Hospital Medical Center (CCHMC), Boston Children's Hospital, or Children's Hospital of Colorado (Denver).
• •Male or female, 4 months to 25 years of age at the time of SCT (Day 0)
• •Have a minimum of one tooth
• •Agree to avoid chewing gum and toothpaste that contains xylitol during the intervention period