Figure 3. PCR performed for a fragment of chitinase gene. 1, 2, 3, 8, 9, 10, 11, 12 and 13: DNA from in vitro rooted shoots. 4, 5, 6, 7, 14 and 15: DNA from non-rooted shoots chosen randomly.
B: mix without the addition of DNA, N: DNA from non-transformed sunflower, P+: positive control pHGC39 plasmid DNA.