Figure 2From: X-linked Hyper IgM (HIGM1) in an African kindred: the first report from South Africa(a) Polyacrylamide gel electrophoresis of PCR amplified CD40L cDNA from a normal control (lane 2), the proband (II.5; lane 3), and his mother (lane 4), MWT markers (lanes 1 and 5); (b) Boundary sequences of exons 2, 3 and 4 of control and patient CD40L cDNA. The sequence for exon 3 is shown in italics.Back to article page