NCIt definition : A population of autologous cytotoxic-T lymphocytes (CTLs) specifically reactive to
the herpes virus cytomegalovirus (CMV) with potential immunomodulating and antiviral
activities. Upon administration with the autologous CMV-specific CTLs, these CTLs
lyse CMV-infected cells, thereby preventing or decreasing the occurrence of CMV viral
disease, or reducing the amount of antiviral drug therapy needed to eradicate CMV.;