A novel oncogenic nonsense mutation of SMARCA4 and genetic characteristic analysis of SMARCA4 (BRG1)-deficient undifferentiated tumor of the bladder.

SMARCA4 (BRG1)-deficient undifferentiated tumor is a rare and highly aggressive malignant tumor. Cases arising in the bladder are exceedingly rare, and their molecular pathogenesis remains poorly understood. Here, we present the first, to our knowled…

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