BCR may refer to:
The breakpoint cluster region protein (BCR) also known as renal carcinoma antigen NY-REN-26 is a protein that in humans is encoded by the BCR gene. BCR is one of the two genes in the BCR-ABL complex, which is associated with the Philadelphia chromosome. Two transcript variants encoding different isoforms have been found for this gene.
BCR (Brick City Rock) is one of the many martial arts related to the Jailhouse rock (fighting style). It was found in Newark, New Jersey during the late 60's and earl 70's. BCR is unique for its Ginga like footwork.