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Subcellular localization of porphyrin 4 in HEp2 cells at 10 μM for 6 hours. (a) Phase contrast, (b) porphyrin 4, (c) ER Tracker Blue/White, (d) overlay of 4 and ER Tracker, (e) BODIPY Ceramide, (f) overlay of 4 and BODIPY Ceramide, (g) MitoTracker Green, (h) overlay of 4 and MitoTracker, (i) LysoSensor Green, and (j) overlay of 4 and LysoSensor Green. Scale bar: 10 μm.
