Development of shingles in the first 4 patients following NK cell product infusion
(A) Shingles in 1 study subject following NK cell product infusion (left) and recovery after antiviral treatment (right).
(B) Development of shingles in relation to NK cell product infusion. Diamonds mark the first appearance of shingles. Period of post-HSCT valacyclovir treatment is indicated (n = 4).
(C) Correlation analysis between the time from HSCT to the NK cell product infusion and the time from NK cell product infusion to development of shingles. Regression calculated by Pearson correlation.