Fig. 1From: Analysis of the VSX1 gene in sporadic keratoconus patients from ChinaElectrophoresis pattern of PCR products of the VSX1 gene. M: DNA markers, 1: first exon (599 bp), 2: second exon (269 bp), 3: third exon (293 bp), 4: fourth exon (399 bp), 5: fifth exon (495 bp)Back to article page