abnormal mesangial cell morphology mesangial cell hyperplasia intraglomerular mesangial cell hyperplasia increased mesangial cellularity hyperplastic mesangial cells increased number of the phagocytic cells in the capillary tuft of the renal glomerulus, interposed between endothelial cells and the basement membrane in the central or stalk region of the tuft deep cell hyperplasia MPheno.ontology 2011-11-08T04:12:43Z MP:0011427 intercapillary cell hyperplasia csmith mesangial hypercellularity