Human Ace D/I Polymorphism Could Affect the Clinicobiological Course of COVID-19

Figure 1

PCR products on agarose gel electrophoresis. I allele: 490 bp, D allele:190 bp. M: 100 bp DNA marker; P1, P3, P5, P6: DD polymorphism; P2: DI polymorphism; P4: II polymorphism; NTC: nontemplate control.