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Table 1 PCR methods, target genes, primers, expected PCR product sizes, and reaction and amplification conditions as well as references used for detection of tick-borne pathogens

From: Molecular investigation of bacterial and protozoal pathogens in ticks collected from different hosts in Turkey

Organism

Molecular diagnostic method

Target gene

Primer

PCR product size (bp)

Reaction content

Reaction conditions

References

Hepatozoon spp.

Conventional PCR

18S rDNA

5′-ATACATGAGCAAAATCTCAAC-3′

5′-CTTATTATTCCATGCTGCAG-3′

650

25 µl reaction volume (12.5 μl PCR master mix, 1 μl primers, 2 μl DNA)

95 °C 5 min, 34× (95 °C 30 s, 53 °C 30 s, 72 °C 90 s), 72 °C 5 min

[11, 55]

Theileria spp.

Babesia spp.

Nested PCR 1

18S rDNA

5′-GTGAAACTGCGAATGGCTCATTAC-3′

5-AAGTGATAAGGTTCACAAAACTTCCC-3

1609–1523

25 µl reaction volume (12.5 μl PCR master mix, 1 μl primers, 1 μl DNA)

94 °C 1 min, 30× (98 °C 10 s, 55 °C 15 s, 68 °C 45 s), 68 °C 5 min

[10]

Nested PCR 2

5′-GGCTCATTACAACAGTTATAGTTTATTTG-3′

5′-CGGTCCGAATAATTCACCGGAT-3′

1544–1454

Anaplasma spp.

Nested PCR 1

Msp4

5′-ATGAATTACAGAGAATTGCTTGTAGG-3′

5-TTAATTGAAAGCAAATCTTGCTCCTATG-3′

849

25 µl reaction volume (12.5 μl PCR master mix, 1 μl primers, 5 μl DNA)

94 °C 4 min, 40× (94 °C 30 s, 55 °C 30 s, 72 °C 30 s), 72 °C 10 min

[56]

Nested PCR 2

5′-CTATTGGYGGNGCYAGAGT-3′

5-GTTCATCGAAAATTCCGTGGTA-3′

381

94 °C 4 min, 40× (94 °C 30 s, 56 °C 30 s, 72 °C 30 s), 72 °C 10 min

Borrelia spp.

Nested PCR 1

OspA

5′-CTTGAAGTTTTCAAAGAAGAT-3′

5′-CAACTGCTGACCCCTCTAAT-3′

487

25 µl reaction volume (12.5 μl PCR master mix, 1 μl primers, 2 μl DNA)

95 °C 5 min, 40× (95 °C 15 s, 55 °C 30 s, 72 °C 45 s), 72 °C 5 min

[57]

Nested PCR 2

5′-ACAAGAGCAGACGGAACCAG-3′

5′-TTGGTGCCATTTGAGTCGTA-3′

350

95 °C 5 min, 40× (95 °C 15 s, 58 °C 30 s, 72 °C 45 s), 72 °C 5 min

Bartonella spp.

Nested PCR 1

16S-23S rDNA ITS

5′-AAGTCGTAACAAGGT-3′

5′-TACTGGTKCGCTATCGGTCA-3′

1800

25 µl reaction volume (12.5 μl PCR master mix, 1 μl primers, 5 μl DNA)

95 °C 5 min, 40× (94 °C 30 s, 40 °C 45 s, 72 °C 4 min), 72 °C 10 min

[58]

Nested PCR 2

5′-TTTCTCTTTCTTCAGATGATG-3

′5′-AAAGCAGGTGCTCTCCCAGAAAGCAGGTGCTCTCCCAG-3

587

25 µl reaction volume (12.5 μl PCR master mix, 1 μl primers, 2 μl DNA)

95 °C 5 min, 30× (94 °C 30 s, 60 °C 30 s, 72 °C 40 s), 72 °C 5 min