Figure 1 of Sun, Mol Vis 2011; 17:2191-2196.


Figure 1. Chromatograms of cornea extracts. A: The chromatogram of blank cornea. B: The chromatogram of blank cornea spiked with pirfenidone and I.S. C: The chromatogram of cornea from the rabbit eye treated with pirfenidone and I.S.