Figure 4. Electrophoresis of PCR amplification products: (a) paired exons, in 2% agarose gel: 1 - 1Re-2Re - 236 bp; 2 - 3Re-4Re - 325 b.p.; 3 - 5Re-6Re - 370 b.p.; M - DNA marker 50 b.p., 100 b.p., 150 b.p., 200 b.p., 250 b.p., 300 b.p., 350 b.p., 400 b.p., 450 b.p., 500 b.p.; (b) joined four and three exons, combining four and three exons,in 2% agarose gel: 1 - 1Re-4Re - 538 b.p.; 2 - 5Re-7Re - 535 b.p. M - DNA marker 50 b.p., 100 b.p., 200 b.p., 300 b.p., 400 b.p., 500 b.p., 600 b.p., 700 b.p., 800 b.p., 900 b.p., 1000 b.p.; (c) fused four and three exons, obtained after the third round of amplification: 1 - 1Re-7Re - 1061 b.p.; M - DNA marker 50 b.p., 100 b.p., 200 b.p., 300 b.p., 400 b.p., 500 b.p., 600 b.p., 700 b.p., 800 b.p., 900 b.p., 1000 b.p.