Immunotoxin SS1P is rapidly removed by proximal tubule cells of kidney, whose damage contributes to albumin loss in urine.
Liu XF, Wei J, Zhou Q, Molitoris BA, Sandoval R, Kobayashi H, Okada R, Nagaya T, Karim B, Butcher D, Pastan I. Immunotoxin SS1P is rapidly removed by proximal tubule cells of kidney, whose damage contributes to albumin loss in urine. Proc Natl Acad Sci U S A. 2020 03 17; 117(11):6086-6091.