Immunoassay of Bacillus globigii spores were carried out using a number of polyclonal antibody preparations. The limits of detection for the various antibody preparations gave similar values: all in the range of 1 ng or less. It was determined that, although spores reconstituted in distilled water could be detected in small amounts, the antibodies were directed at a soluble component in the samples, rather than the spores themselves. When the ...
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