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Table 3 Assay reference sera

From: Development and evaluation of indirect enzyme-linked immunosorbent assays for the determination of immune response to multiple clostridial antigens in vaccinated captive bred southern white rhinoceros (Ceratotherium simum simum)

Clostridium reference serum

Source

Species of origin

Units for antiserum

Starting concentration of titration curve (Relative units)

C. perfringens type A

NIBSC (59/015)

Equine

275

10

C. chauvoei

Aphis, USDA

Equine

100

100

C. septicum

NIBSC (64/014)

Equine

1100

25

C. sordellii

Aphis, USDA

Equine

170

17

C. novyi

NIBSC (OE)

Equine

1100

27.5

  1. Specific reference antisera that were used in the individual ELISAs indicating the source, species of origin and the number of units assigned to each serum
  2. NIBSC National Institute for Biological Standards and Control, APHIS Animal and Plant Health Inspection Service, USDA United States Department of Agriculture