abnormal mesangial cell morphology absent mesangial cell 2011-11-08T04:12:43Z MP:0011429 MPheno.ontology absence of the phagocytic cells in the capillary tuft of the renal glomerulus, normally interposed between endothelial cells and the basement membrane in the central or stalk region of the tuft absent deep cell absent intercapillary cell absent intraglomerular mesangial cell csmith