Third Party Viral Specific T-cells (VSTs)

Inclusion Criteria:

* Immunocompromised patient with evidence of viral infection or reactivation
* Age \>1 day
* Recipients who have had a stem cell transplant must be at least 21 days after stem cell infusion
* Clinical status must allow tapering of steroids to \< 0.5mg/kg prednisone or other steroid equivalent
* Must be able to receive CTL infusion in Cincinnati
* Informed consent obtained by PI or sub-investigator either in person or by phone

Exclusion Criteria:

* Active acute GVHD grades II-IV
* Uncontrolled bacterial or fungal infection
* Uncontrolled relapse of malignancy requiring treatment with chemotherapy
* Infusion of ATG or alemtuzumab within 2 weeks of VST infusion
* Biopsy confirmed acute rejection of solid organ transplant OR empiric treatment of suspected but not confirmed acute rejection of solid organ transplant within the last 30 days