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Table 1 Characterization of mice antisera and mAbs with homologous and heterologous coating antigens

From: Hapten design to prepare monoclonal antibodies and establishment of immunoassay for direct screening of oxamichydrazide in chicken, the metabolite of nifuraldezone

Haptens/Mice#

Coating antigen Hapten A-BSAa

Coating antigen Hapten B-BSA

Antibody titers

IC50 for OXZ (ng mL−1)

IC50 for NPOXZ (ng mL−1)

Antibody titers

IC50 for OXZ (ng mL−1)

IC50 for NPOXZ (ng mL−1)

Hapten-A-1#

1/15000

375.5

133.2

1/10000

121.2

89.3

Hapten-A-2#

1/15000

256.3

143.5

1/12000

189.7

96.6

Hapten-A-3#

1/14000

461.5

122.7

1/14000

211.4

71.2

Hapten-A-4#

1/13000

353.9

126.1

1/10000

135.2

68.5

Hapten-A-5#b

1/18000

519.1

189.3

1/16000

88.1

47.6

Average valuesc

1/15000

393.26

142.96

1/12400

149.12

74.64

mAb 2B6

1/81000

1.89

1.46

1/81000

1.42

0.95

Hapten-B-1#

1/20000

50.5

31.3

1/11000

278.3

148.9

Hapten-B-2#

1/27000

28.1

12.4

1/20000

158.3

112.6

Hapten-B-3#

1/20000

98.2

68.3

1/19000

198.6

125.8

Hapten-B-4#

1/20000

156.2

65.6

1/15000

176.5

123.2

Hapten-B-5#

1/20000

133.1

46.3

1/15000

146.4

126.1

Average values

1/21400

93.22

44.78

1/16000

191.62

127.32

mAb 2D9

1/81000

0.66

0.21

1/81000

0.98

0.61

  1. a The concentration of Hapten A-BSA and Hapten B-BSA for antisera evaluation was 0.74 and 0.62 mg L−1, and the concentration for mAbs evaluation was 0.5 and 0.44 mg L−1, respectively
  2. b The mice with the highest affinity in each group were bold
  3. c Average values of the antisera characterization parameters in each group