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. 2021 Sep 16;12:716151. doi: 10.3389/fgene.2021.716151

TABLE 2.

Primer sequences and PCR conditions for genotyping experiments.

Genetic polymorphism Primer sequence Tm Annealing temperature PCR product size (bp)
FADS1 (rs174556) Forward inner primer (C allele): 62.5°C 57°C 189 (C allele)
5′- ACTGACTGTGATTACTATGACTGTGCTC-3′
Reverse inner primer (T allele): 62.5°C 268 (T allele)
5′-ATGGGTGGAAGGAGAGTCTAGATTGA-3′
Forward outer: 62.5°C 404 (two outer primers)
5′-TGAGCCTGTTATCTCATCTGTAAATGTGT-3′
Reverse outer: 62.5°C
5′-GGGCCTTGTGAAGAAGTATATGAACTCT-3′
FADS2 (rs99780) Forward inner primer (T allele): 65°C 59°C 218 (T allele)
5′-AATATTAACATGGGAAAAACCGCCCCGT-3′
Reverse inner primer (C allele): 66°C 297 (C allele)
5′-AATATATGGAGCGTGGGAACCCGAGATG-3′
Forward outer: 65°C 460 (two outer primers)
5′-TAATATAGGTTTGTCTGGAGGCAGGGACTC-3′
Reverse outer: 64.5°C
5′-ATATTATAGACGGACCTGTTGCCAAGCC-3′
FADS3 (rs7115739) Forward inner (T allele): 63°C 61°C 152 (T allele)
5′-TATACCCGATCTTGGGCCTGATATTAGT-3′
Reverse inner (G allele): 63.5°C 260 (G allele)
5′-TATTATTGACATTTCTGGCTCCACCGC-3′
Forward outer: 64°C 358 (two outer primers)
5′-TAATGTGGGTTGGGAGAACAGCTGAA-3′
Reverse outer: 63.5°C
5′-ATGTACACTTCTCCTTCATGATCTCTCCC-3′