Fig. 4: Stem cells display constitutively elevated IR-induced PP2A levels.
From: Molecular and epigenetic regulatory mechanisms of normal stem cell radiosensitivity

a PP2A detected in adult murine intestine by immunostaining at 0 Gy. b PP2A detected in adult murine testis by immunostaining at 0 Gy. c PP2A detected in adult murine testis by immunostaining at 30 min after 6 Gy. Scale bar = 10 µm. Original picture included for illustrative purposes, referring to ref. 30