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Table 1 Comparison of homologous and heterologous ELISA

From: Heterologous immunoassay strategy for enhancing detection sensitivity of banned dye rhodamine B in fraudulent food

Ab

Coating Ag

Method

Amax

IC50 (ng/mL)

LOD (ng/mL)

Detectable range (ng/mL)

Ab1

RB–OVA

icELISA

1.01

a/

/

/

Ab1

RBITC–OVA

icELISA

1.09

1.0

0.051

0.15 ~ 6.72

Ab2

RB–OVA

icELISA

1.03

0.09

0.002

0.008 ~ 1.15

Ab2

RBITC–OVA

icELISA

0.97

0.82

0.11

0.23 ~ 2.91

Ref Ab [27]

RBITC–OVA

bdcELISA

/

0.4

 < 10

0.10 ~ 1.80

Ref Ab [4]

RB–OVA

icELISA

/

0.94

0.1

0.10 ~ 20.00

  1. a/, unavailable; bdcELISA, direct competitive ELISA
  2. italic values indicate the IC50 and LOD values achieved by the best Ag-Ab pairing