Fig. 1From: Association of ADAM33 gene with COPD pathophysiology: a case–control study1% agarose gel electrophoresis of PCR product showing; Lane 1 contains DNA ladder. Lane 2 contains DNA band; Lane 3 contains no band and Lane 4, 5, 6 contain band; Lane 7, 8, 9 contains no bands but 10 contain 10 Kb DNA bandBack to article page