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Table 1 Primers and probes designed and used in this study

From: Detection of a novel avian influenza A (H7N9) virus in humans by multiplex one-step real-time RT-PCR assay

Set

Primers and probes

Sequences (5′ → 3′)

Targeted genes

Location (bp)

GenBank accession no.

Designed and used in this study

FluA

FluA forward

GGARTGGMTAAAGACAAGACCAATC

 

129-153

 
 

FluA reverse

GGCRTTYTGGACAAASCGTCTAC

Matrix protein

227-249

KC885959.1

 

FluA probe

ROX- AGTCCTCGCTCACTGGGCACGGT-BHQ2

 

199-221

 

H7

H7 forward

GAGGCRATGCAAAATAGAATACAGAT

 

1510-1535

 
 

H7 reverse

CCGAAGCTAAACCARAGTATCACA

Hemagglutinin

1569-1592

KC885956.1

 

H7 probe

FAM- ACCCRGTCAAACTAAGCAGCGGYTAYAA-BHQ1

 

1538-1565

 

N9

N9 forward

GCCCTGATAAGCTGGCCACT

 

472-491

 
 

N9 reverse

ACTAGTACTTGACCAMCCAATGCA

Neuraminidase

529-552

KC885958.1

 

N9 probe

HEX- TCACCRCCCACAGTRTACAAYAGCA-BHQ1

 

496-520

 

RP

RP forward

AGATTTGGACCTGCGAGCG

 

50-68

 
 

RP reverse

GAGCGGCTGTCTCCACAAGT

Ribonuclease P

71-93

NM_006413.4

 

RP probe

CY5- TTCTGACCTGAAGGCTCTGCGCG-BHQ2

 

95-114

 

Designed in the World Health Organization (WHO) protocol and used in this study

FluA

InfA Forward

GACCRATCCTGTCACCTCTGAC

 

146-167

 
 

InfA Reverse

AGGGCATTYTGGACAAAKCGTCTA

Matrix protein

228-251

 
 

InfA Probe

FAM-TGCAGTCCTCGCTCACTGGGCACG-BHQ1

 

201-224

 

H7

CNIC-H7F

GGTTTTTTCTTGTATTTTTATATGACTTAG

 

468-490

 
 

CNIC-H7R

GGTTTTTTCTTGTATTTTTATATGACTTAG

Hemagglutinin

521-550

 
 

CNIC-H7P

FAM-AGATAATGCTGCATTCCCGCAGATG-BHQ1

 

495-519

 

N9

CNIC-N9F

TGGCAATGACACACACTAGTCAGT

 

929-952

 
 

CNIC-N9R

ATTACCTGGATAAGGGTCGTTACACT

Neuraminidase

1010-1035

 
 

CNIC-N9P

FAM- AGACAATCCCCGACCGAATGACCC -BHQ1

 

975-998

 

Rnase P

Rnase P Forward

AGATTTGGACCTGCGAGCG

 

50-68

 
 

Rnase P Reverse

GAGCGGCTGTCTCCACAAGT

Ribonuclease P

71-93

 
 

Rnase P Probe

FAM-TTCTGACCTGAAGGCTCTGCGCG-BHQ1

 

95-114

 
  1. The 6th base of the FluA reverse primer was changed from “G” to “A”, the 3rd base of the H7 reverse primer was changed from “C” to “T”, and the 2nd and 23rd bases of the N9 forward primer and the 19th base of the N9 reverse primer were changed from “T” to “G”, “T” to “G”, “A” to “G”, with respect to the novel H7N9 sequences, in the WHO-recommended primers.