1. A mutation in the R body-coding sequence destroys expression of the killer trait in P. tetraurelia;Dilts;Science,1986
2. A bacterial symbiont of the macronucleus perinuclear space in the ciliate Paramecium duboscqui;Fokin;Cytologia,1988
3. Bacterial endobionts of the ciliate Paramecium woodruffi. I. Endobionts of the macronucleus;Fokin;Cytologia,1989
4. Bacterial endobionts of the ciliate Paramecium woodruffi. II. Endobionts of the perinuclear space;Fokin;Cytologia,1989
5. Bacterial endobionts in the ciliate Paramecium woodruffi. III. Endobionts of the cytoplasm;Fokin;Cytologia,1989