Figure 3 | Scientific Reports

Figure 3

From: Application of a modified tetra-primer ARMS–PCR assay for rapid Panax species identity authentication in ginseng products

Figure 3The alternative text for this image may have been generated using AI.

Adding 5′ terminus random nucleotides increases the intensity of diagnostic bands. (A) Amplification results using equal ratio of inner and outer primers at various PCR cycles. Left: regular inner primer; right: inner primer with 5′ terminus random nucleotides. (B) Target versus control band molar ratio statistical analysis using regular inner primers (red) and 5′ terminus modified inner primers (Cyan).

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