1. Identification in situ and phylogeny of uncultured bacterial endosymbionts;Amann;Nature,1991
2. Combination of 16S rRNA-trageted oligonucleotide probes with flow cytometry for analyzing mixed microbial populations;Amann;Appl. Environ. Microbiol,1990
3. Holospora curviuscula — a new species of macronuclear symbiotic bacteria of Paramecium bursaria (in Russian with English summary);Borchsenius;Cytologia,1983
4. Bacteria endobionts of the ciliate Paramecium woodruffi. I. Endobionts of the macronucleus (in Russian with English summary);Fokin;Cytologia,1989
5. Holospora recta sp. nov., a micronucleus-specific endobiont of the ciliate Paramecium caudatum (Russian with English summary);Fokin;Cytologia,1991