Long-Term Administration of Anthraquinone Rhein on Induction of Constipation in Sprague-Dawley Rats via SCF/c-Kit Signaling Pathways

Figure 4

Immunocytochemical staining for expression of SCF (a-c) and c-kit (d-f) proteins in colonic tissues of rats after administration with or without PEG4,000 for 30 d (400×). PEG, polyethylene glycol; SCF, stem cell factor.

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