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Table 2 Nucleotide sequences, locations and references of the B. cereus virulence-related gene PCR primers

From: Metabolic capacities and toxigenic potential as key drivers of Bacillus cereus ubiquity and adaptation

Primer set and reference

Primer namea and sequence (5′→ 3′)

Target gene

Expected size (bp)

Hemolysin A (cereolysinO) (Raddadi et al. 2006)

FHEMAF : CGTGAGAAAGCAAAACGC

hlyA

725

FHEMAR : TCAACAGAAACTGGAGAATGAT)

Hemolysin II (Fagerlund et al. 2004)

FHLY II : GATTCTAAAGGAACTGTAG

hlyII

868

RHLY II : GGTTATCAAGAGTAACTTG

Non hemolytic enterotoxin (NHE) (Hansen and Hendriksen 2001)

nheA 344S : TACGCTAAGGAGGGGCA

nheA

499

nheA 843A : GTTTTTATTGCTTCATCGGCT

S-D-Bact-1494-a-S-20 (Jensen et al. 1993)

1494ADNr 16S: GTCGTAACAAGGTAGCCGTA

ITS 16–23S rDNA profiles

 

S-D-Bact-0035-a-A-15 (Jensen et al. 1993)

35 ADNr 23S: CAAGGCATCCACCGT

Hemolysin BL (HBL) (Hansen and Hendriksen 2001)

HBLA1: GTGCAGATGTTGATGCCGAT

hblA

319

HBLA2: ATGCCACTGCGTGGACATAT

EM1

(Ehling-Schulz et al. 2004)

EM1F: GACAAGAGAAATTTCTACGAGCAAGTACAAT

Cereulide synthetase (ces) gene cluster

635

EM1R: GCAGCCTTCCAATTACTCCTTCTGCCACAGT

Cytotoxin K2 (Guinebretière et al. 2006)

CytK2R: GTG IAG CCT GGA CGA AGT TGG

CytK2

585

CytK2 F: CAA TCC CTG GCG CTA GTG CA

Cytotoxin K1 (Guinebretière et al. 2006)

CytK1 F: CAA TTC CAG GGG CAA GTG TC

CytK1

426

CytK1 R: CCT CGT GCA TCT GTT TCA TGA G

  1. aPrimers used to amplify B. cereus virulence-related genes and ITS rRNA regions, with the corresponding references; F, forward primer; R, reverse primer