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Table 5 Virulence genes primers for PCR in this study

From: Characterization and virulence clustering analysis of extraintestinal pathogenic Escherichia coli isolated from swine in China

PCR assay

Gene

Primer sequence

PCR product size/bp

Virulence-

associated

genes

papA

ATGGCAGTGGTGTCTTTTGGTG

717

 

CGTCCCACCATACGTGCTCTTC

 

papC

GTGGCAGTATGAGTAATGACCGTTA

203

 

ATATCCTTTCTGCAGGGATGCAATA

 

iutA

ATCGGCTGGACATCATGGGAAC

314

 

CGCATTTACCGTCGGGAACGG

 

vat

CTTACCTCTCTGGCACTATCTG

1021

 

GTCAGTGAACCGGCACC

 

fimH

TGCAGAACGGATAAGCCGTGG

508

 

GCAGTCACCTGCCCTCCGGTA

 

fyuA

TGATTAACCCCGCGACGGGAA

787

 

CGCAGTAGGCACGATGTTGTA

 

ireA

GATGACTCAGCCACGGGTAA

254

 

CCAGGACTCACCTCACGAAT

 

kpsMTII

GCGCATTTGCTGATACTGTTG

272

 

CATCCAGACGATAAGCATGAGCA

 

hlyD

CTCCGGTACGTGAAAAGGAC

904

 

GCCCTGATTACTGAAGCCTG

 

sfaS

GTCTCTCACCGGATGCCAGAATAT

240

 

GCATTACTTCCATCCCTGTCCTG

 

hra

GTAACTCACACTGCTGTCACCT

139

 

CGAATCGTTGTCACGTTCAG

 

cnf1

CTTTACAATATTGACATGCTG

446

 

TCGTTATAAAATCAAACAGTG

 

afa

TAAGGAAGTGAAGGAGCGTG

210

 

CCGCCCTGAAGAAGTATCAC

 

kpsMTIII

TCCTCTTGCTACTATTCCCCCT

392

 

AGGCGTATCCATCCCTCCTAAC

 

ibeA

AATGAGTGCCGCTCGTGAAGG

548

 

CCCCCCAGTCTCCATATTTAG

 

iroN

CTCCGACGATGATAATGACGA

440

 

TGGGACGTTTGGTAATGATGT

 

ompA

GATCAGTGCAGCACGCTGTTT

385

 

GGGCGAAGCAGCTCCAGTAG

 

traT

CGATGAGCACAGCAATCAAGA

486

 

CATTATCCGTTGTCACCGTTG

 

usp

GAGCGGTTATTTATTGAAATC

448

 

CACAGCAGTCATCAACCACTG

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