Loss of expression of the SWI/SNF chromatin remodeling subunit BRG1/SMARCA4 is frequently observed in intraductal papillary mucinous neoplasms of the pancreas.
Dal Molin M, Hong SM, Hebbar S, Sharma R, Scrimieri F, de Wilde RF, Mayo SC, Goggins M, Wolfgang CL, Schulick RD, Lin MT, Eshleman JR, Hruban RH, Maitra A, Matthaei H. Loss of expression of the SWI/SNF chromatin remodeling subunit BRG1/SMARCA4 is frequently observed in intraductal papillary mucinous neoplasms of the pancreas. Hum Pathol. 2012 Apr; 43(4):585-91.