Avian mycoplasma antigen.

CFR · 2024-01-01 · US · Title 9

Mycoplasma antigens shall be prepared from organisms, grown in broth cultures, that are inactivated and standardized. Plate antigens shall be stained with a dye acceptable to Animal and Plant Health Inspection Service (APHIS). Final container samples of completed product from each serial shall be tested for density, preservative content, homogeneity, hydrogen ion concentration, purity, sensitivity, and specificity in accordance with the conditions prescribed for each test. A serial found unsatisfactory by any prescribed test shall not be released. (a) (b) (c) (2) Stereo-microscopic examination shall be used when necessary to evaluate a granular appearing antigen. (d) (e) (f) (1) The sensitivity of Mycoplasma Gallisepticum Antigen shall be tested using a set of chicken and a set of turkey serums (the positive serums shall have varying degrees of reactivity from weakly positive to strongly positive). (2) The sensitivity of Mycoplasma Synoviae Antigen shall be tested using chicken serums. (3) The sensitivity of Mycoplasma Meleagridis Antigen shall be tested using turkey serums. (g)

official document · source cfr-2024 · id 9:§ 113.408