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Summary Antibrain antibodies have been produced in the serum of the rhesus monkey. The method employed for immunization with alcoholic organ extracts was an adaptation of the Freund adjuvant-technic. Organ-specificity was demonstrated by complement-fixation, flocculation, and absorptive tests. Cross-reactions with testicle, and to a lesser degree with kidney, were noted.
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Kopeloff et al. (1944) studied this question.
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