Mating by conjugation in two species of the genus Aspidisca (Ciliata, Hypotrichida): An electron microscopic study

Zoomorphology

Volumn 118, Issue 1, 1998, Pages 1-12

  Rosati, Giovanna ^a   Verni, Franco ^a   Dini, Fernando ^a  

^a UNIVERSITY OF PISA   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

ASPIDISCA; ASPIDISCA SEDIGITA; ASPIDISCA STEINI; CILIOPHORA; EUPLOTES; HYPOTRICHIA;

EID: 0032397635     PISSN: 0720213X     EISSN: None     Source Type: Journal    
DOI: 10.1007/s004350050051     Document Type: Article

References (27)

1. Bidwell JP, Spotte S (1985) Artificial sea waters. Jones and Bartlett, Boston
2. Borror AC (1972) Revision of the order Hypotrichida (Ciliophora, Protozoa). J Protozool 19:1-23
3. Dallai R, Luporini P (1989) Ultrastructural aspects of the development of the cytoplasmic connection between mating cells of the ciliate Euplotes crassus. Eur J Protistol 24:125-132
4. Diller WF (1966) Correlation of ciliary and nuclear development in the life cycle of Euplotes. J Protozool 13:43-54
5. Diller WF (1975) Nuclear behavior and morphogenetic changes in fission and conjugation of Aspidisca costata (Dujardin). J Protozool 22:221-229
6. Dini F, Bracchi P, Giannì A (1987) Mating types in Aspidisca sp. (Ciliophora, Hypotrichida): a cluster of cryptic species. J Protozool 34:236-243
7. Geyer JJ, Kloetzel JA (1987a) Cellular dynamics of conjugation in the ciliate Euplotes aediculatus. I. Cytoskeletal elements. J Morphol 192:27-42
8. Geyer JJ, Kloetzel JA (1987b) Cellular dynamics of conjugation in the ciliate Euplotes aediculatus. II. Cellular membranes. J Morphol 192:43-61
9. Hammersmith RL (1976) Differential cortical degradation in the two members of early conjugant pairs of Oxytricha fallax. J Exp Zool 196:45-70
10. Jerka-Dziadosz M, Janus I (1975) Discontinuity of cortical pattern during total conjugation of a hypotrich ciliate Paraurostyla weissei. Acta Protozool 13:309-341
11. Kloetzel JA (1974) Feeding in ciliate protozoa. I. Pharyngeal disks in Euplotes. A source of membrane for food vacuole formation? J Cell Res 15:379-401
12. Kloelzel JA (1975) Scanning electron microscopy of stomatogenesis accompanying conjugation in Euplotes aediculatus. J Protozool 22:385-392
13. Kloetzel JA (1990) Immunoelectron microscopic localization of plateins (alveolar plate proteins) during the morphogenesis of new cell cortex in the ciliate Euplotes. Proc XII Int Congr Electron Microsc (Seattle, USA) 3:572-573
14. Kloetzel JA (1991) Identification and properties of plateins, major proteins in the cortical alveolar plates of Euplotes. J Protozool 38:392-401
15. Luporini P, Dallai R (1980) Sexual interaction of Euplotes crassus: differentiation of cellular surfaces in cell-to-cell union. Dev Biol 77:167-177
16. Miyake A (1996) Fertilization and sexuality in ciliates. In: Hausmann K, Bradbury PC (eds) Ciliates, cells as organisms. Fischer, Stuttgart, pp 243-290
17. Nelsen EM, Williams NE, Yi H, Knaak J, Frankel J (1994) "Fenestrin" and conjugation in Tetrahymena thermophila. J Eukaryot Microbiol 41:483-495
18. Nobili R (1967) Ultrastructure of the fusion region of conjugating Euplotes (Ciliata, Hypotrichida). Monit Zool Ital (NS) 1:73-89
19. Ricci N, Banchetti R, Nobili R, Esposito F (1975) Conjugation in Oxytricha sp. (Hypotrichida, Ciliata). I. Morphocytological aspects. Acta Protozool 13:335-342
20. Rosati G, Verni F, Bracchi P, Dini F (1987) An ultrastructural analysis of the ciliated protozoon Aspidisca sp. Trans Am Microsc Soc 106:31-52
21. Rosati G, Verni F, Gualtieri P (1989) Computer-assisted reconstruction of the mating pairs of Aspidisca (Protozoa, Ciliophora). Micron Microsc Acta 20:27-32
22. Tuffrau M (1960) Revision du genre Euplotes, fondée sur la comparaison des structures superficielles. Hydrobiolosia 15:1-77
23. Tuffrau M (1964) La morphogenèse de bipartition et les structures neuromotrices dans le genre Aspidisca (Ciliés Hypotriches). Revue de quelques espèces. Cah Biol Mar 5:173-199
24. Tuffrau M, Tuffrau H, Genermont J (1976) La réorganisation infraciliaire au cours de la conjugaison et l'origine du primordium buccal dans le genre Euplotes. J Protozool 23:517-523
25. Verni F, Rosati G (1980) Preliminary survey of the morphology and cytochemistry of polysaccharide reserves in ciliates. Protistologica 4:427-434
26. Wolfe J, Grimes GW (1979) Tip transformation in Tetrahymena: a morphogenetic response to interactions between mating types. J Protozool 26:82-89
27. Wu ICH, Curds CR (1979) A guide to the species of genus Aspidisca. Bull Br Mus Nat Hist Zool 36:1-34