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. Author manuscript; available in PMC: 2013 Jun 1.
Published in final edited form as: Magn Reson Med. 2011 Nov 23;67(6):1827–1836. doi: 10.1002/mrm.23196

FIG. 8.

FIG. 8

Intracellular GSH concentrations measured by in vivo EPR using RSSR probe, and tissue GSH contents measured in vitro (see Materials and Methods section) in the normal mammary glands and mammary tumors (>4.5 cm3 volume) of female FVB/N mice (*P < 0.01, **P < 0.002). Error bars denote standard error.