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Table 2 Primer characteristics of cytokine and reference genes for bovine, caprine and ovine gene expression

From: Design and evaluation of a unique SYBR Green real-time RT-PCR assay for quantification of five major cytokines in cattle, sheep and goats

Target gene

Primer sequence (5′-3′)

Optimal primer concentration (nM)

Amplicon size (bp)

IL-4

F-CAGCATGGAGCTGCCT

300

177

R-ACAGAACAGGTCTTGCTTGC

300

IL-10

F-CTTTAAGGGTTACCTGGGTTGC

300

239

R-CTCACTCATGGCTTTGTAGACAC

300

IL-12B

F-CAGCAGAGGCTCCTCTGAC

600

237

R-GTCTGGTTTGATGATGTCCCTG

600

INF-Îł

F-CAGAGCCAAATTGTCTCCTTC

300

167

R-ATCCACCGGAATTTGAATCAG

300

TNF-α

F-CCAGAGGGAAGAGCAGTCC

300

111

R-GGCTACAACGTGGGCTACC

300

GAPDH

F–ATCTCGCTCCTGGAAGATG

600

227

R-TCGGAGTGAACGGATTCG

300

H3F3A

F-GAGGTCTCTATACCATGGCTC

300

150

R-GTACCAGGCCTGTAACGATG

300

ACTB

F-TGGGCATGGAATCCTG

600

194

R-GGCGCGATGATCTTGAT

600

PPIA

F-TGACTTCACACGCCATAAT

300

180

R-CTTGCCATCCAACCACTC

600

YWHAZ

F-GAAAGGGATTGTGGACCAG

300

183

R-GGCTTCATCAAATGCTGTCT

300

  1. Abbreviations. F: forward; R: reverse; bp: base pair; IL, interleukin; IL12B, interleukin p40; TNF-α tumor necrosis factor-alpha; IFN-γ interferon-gamma; ACTB, beta-actin; GAPDH, Glyceraldehyde 3-phosphate dehydrogenase; H3F3A, H3-histone family 3A; PPIA, peptidylprolyl isomerase A; YWHAZ, tyrosine 3-monooxygenase/tryptophan 5-monooxygenase activation protein, zeta polypeptide;
  2. Amplicon sizes were determinate in Bos taurus. Amplicon sizes in Capra hircus and Ovis aries were similar.