Fig. 2

The gel electrophoresis of PCR amplified DNA with CCR5∆32 allele. Lanes 1, and 2, wild type (CCR5 ^Wild/Wild); lane 3: mutant type (CCR5 ^∆32/∆32); lane 4: heterozygous (CCR5 ^Wild/∆32); ladder: 100 bp DNA size marker; N: negative control