When examining clinical urine specimens, Gupta et al. discovered that cannibalistic activity, degree of malignancy and metastatic potential of malignant cells were closely related.
But he said the university would work on ways to make sure malignant cells were purged from its engineered T-cells.
Malignant cells were found in one case (1.5%), a recurrent ovarian cancer, previously treated by surgery and chemotherapy.
In some young children with leukemia, he said, malignant cells were already present at birth in the cord blood, and transfusing those cells back into the child later might contribute to a relapse.
No malignant cells were disclosed.
No malignant cells were found.
Some malignant cells were not stained with DAB4 (arrowheads).
Cytologically, no malignant cells were found in the bloody discharge from the nipple.
Pathologically, a circumferential stricture with white scar formation and no malignant cells were observed.
Among five aspirates in which malignant cells were not seen, the cellularity of the specimen appeared to be the critical factor determining the predictive value of the aspirate.
Intraoperative examination of a frozen specimen revealed a spindle cell tumor, but no malignant cells were detected.
