title: [Isolation of pathogenic Nichols's treponema strains with altered sensitivity to penicillin by means of in vivo experiments in rabbits].
mesh_terms: D000818:Animals; D008297:Male; D010402:Penicillin G Procaine / Q000494:pharmacology*; D010403:Penicillin Resistance; D011817:Rabbits; D014210:Treponema pallidum / Q000187:drug effects* / Q000302:isolation & purification
chemical_list: D010402:Penicillin G Procaine
vernacular_title: Próba wyosobnienia patogennych kretków szczepu Nicholsa o zmienionej wrazliwości na penicyline droga doświadczeń in vivo na królikach