| serologic survey for actinobacillus capsulatus in free-ranging snowshoe hares (lepus americanus) from alaska and alberta. | a plate agglutination method was developed to test sera from free-ranging snowshoe hares (lepus americanus) captured in alaska (usa) or alberta (canada) for antibody against actinobacillus capsulatus. antiserum against a. capsulatus was prepared in a domestic rabbit. a concentrated suspension of formalin-killed a. capsulatus was prepared for use as an antigen. serum antibody prevalence for hares was 98 of 239 (41%) in alaska and 51 of 111 (46%) in alberta. prevalence in alaska peaked in 1981 cor ... | 1990 | 2250327 |