instruction:
In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.
question:
 The cause for the increase in plasma ANP levels in the active phase remains to be determined .
answer:
plasma ANP


question:
 In agreement with this model , elimination of the ADAM13 cytoplasmic domain increased developmental alterations attributable to ADAM13 proteolytic activity .
answer:
ADAM13 cytoplasmic domain


question:
 The occurrence of the different types of TCRB rearrangement patterns has implications for PCR - based clonality assessment and for PCR - based detection of minimal residual disease via TCRB gene analysis .
answer:

TCRB gene