Figure 4: Large fragment insertion by OEPR cloning. | Scientific Reports

Figure 4: Large fragment insertion by OEPR cloning.

From: OEPR Cloning: an Efficient and Seamless Cloning Strategy for Large- and Multi-Fragments

Figure 4

(A) and (B) Large fragments of various lengths (1, 2, 3, 4, 5 and 6 kb (lanes 1–6, respectively)) containing 15 bp and 30 bp homology arms ((A) and (B), respectively) amplified from hNaV1.5 were used along with reverse primer R as primers for the second PCR step. The second PCR product (5 μl) was detected by agarose gel electrophoresis. The white arrow indicates the target band of the final product after the second of PCR. Different dosages of insert fragments using 15 bp (C) and 30 bp (D) homology arms in the first PCR were step were examined. Colony numbers on plates were counted to estimate cloning efficiencies. (E) Percentages of positive clones, which were estimated by colony PCR, were determined to estimate cloning fidelities. Reported results are the mean ± SEM of three independent experiments. M: DNA molecular weight marker.

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