Curcumin inhibits STAT3 activation in various cell lines including multiple myeloma [89], pancreatic cancer cell lines [90], Hodgkin's lymphoma [91], head and neck squamous cell carcinoma [92], primary effusion lymphoma [93], human chronic myelogenous leukaemia [94] and ovarian cancer [95]. Here, STAT3 is linked to chronic myelogenous leukemia, BCR-ABL1 positive.