title: Studies of PLT agents with the aid of the agar immune diffusion technique.
mesh_terms: D000096:Acetone; D000818:Animals; D000941:Antigens; D002498:Centrifugation; D002689:Chlamydia / Q000276:immunology*; D005779:Immunodiffusion; D011817:Rabbits
chemical_list: D000941:Antigens; D000096:Acetone