Microsporidian spore wall: Ultrastructural findings on Encephalitozoon hellem exospore

Journal of Eukaryotic Microbiology

Volumn 43, Issue 3, 1996, Pages 181-186

  Bigliardi, Elisa ^a   Selmi, Maria Gloria ^a   Lupetti, Pietro ^a   Corona, Silvia ^b   Gatti, Simonetta ^c   Scaglia, Massimo ^c   Sacchi, Luciano ^b  

^a UNIVERSITY OF SIENA   (Italy)

^b UNIVERSITY OF PAVIA   (Italy)

^c FONDAZIONE IRCCS POLICLINICO SAN MATTEO   (Italy)

Author keywords

Chitin; Deep etching; Endospore; Fibrils; Freeze fracture

Indexed keywords

BACTERIA (MICROORGANISMS); ENCEPHALITOZOON; ENCEPHALITOZOON HELLEM; MICROSPORIDIA; SPINY;

ANIMAL; ARTICLE; BACTERIAL SPORE; CELL CULTURE; CELL WALL; ENCEPHALITOZOON; HUMAN; ULTRASTRUCTURE;

ANIMALS; CELL WALL; CELLS, CULTURED; ENCEPHALITOZOON; HUMANS; SPORES;

EID: 0030138004     PISSN: 10665234     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1550-7408.1996.tb01388.x     Document Type: Article

References (26)

1. Bylen, E. K. C. & Larsson, J. I. R. 1991. On the cytology of Toxoglugea chironomi (Debaisieux, 1931) Jìrovec 1936 (Microspora, Thelohaniidae). J. Protozool., 38:547-554.
2. Canning, E. U. 1993. Microsporidia. In: Kreier, J. P. & Baker, J. R. (ed.), Parasitic Protozoa, 2d ed. Academic Press, New York. 6: 299-385.
3. Canning, E. U. & Hollister, W. S. 1991. In vitro and in vivo investigations of human microsporidia. J. Protozool., 38:631-635.
4. Canning, E. U., Curry, A., Lacey, C. J. N. & Fenwick, J. D. 1992. Ultrastructure of Encephalitozoon sp. infecting the conjuntival, corneal and nasal epithelia of a patient with AIDS. Europ. J. Protistol., 28:226-237.
5. Curry, A. & Canning, E. U. 1993. Human microsporidia. J. Infect., 27:229-236.
6. Dallai, R. & Afzelius, B. A. 1990. Microtubular diversity in insect spermatozoa. Results obtained with a new fixative. J. Struct. Biol., 103: 164-179.
7. Erickson, B. W. Jr. & Blanquet, R. S. 1969. The occurrence of chitin in the spore wall of Glugea weissenbergi. J. Invert. Pathol., 14: 358-364.
8. Frixione, E., Ruiz, L., Santillan, M., de Vargas, L. V., Tejero, J. M. & Undeen, A. H. 1992. Dynamics of polar filament discharge and sporoplasm expulsion by microsporidian spores. Cell Motil. Cytoskel., 22:38-50.
9. Heuser, J. E. & Salpeter, S. 1979. Organization of acetylcholine receptors in quick-frozen, deep-etched and rotary-replicated Torpedo postsynaptic membrane. J. Cell Biol., 82:150-173.
10. Jabaji-Hare, S. H., Perumalla, C. J. & Kendrick, W. B. 1984. Autofluorescence of vesicles, arbuscules, and intercellular hyphae of a vesicular-arbuscular fungus in leek (Allium porrum) roots. Can. J. Bot., 62:2665-2669.
11. Jabaji-Hare, S. H., Piché, Y. & Fortin, J. A. 1986. Isolation and structural characterization of soil-borne auxiliary cells of Gigaspora margarita Becker & Hall, a vesicular-arbuscular mycorrhizal fungus. New Phytol., 103:777-784.
12. Neville, A. C., Parry, D. A. D. & Woodhead-Galloway, J. 1976. The chitin crystallite in arthropod cuticle. J. Cell Sci., 21:73-82.
13. Olson, R. E., Tieketter, K. L. & Reno, P. W. 1994. Nadelspora canceri N.G., N.Sp., an unusual microsporidian parasite of the dungeness crab, Cancer magister. J. Euk. Microbiol., 41:349-359.
14. Scaglia, M., Sacchi, L., Gatti, S., Bernuzzi, A. M., De Piceis Polver, P., Piacentini, I., Concia, E., Croppo, G. P., Da Silva, A. J., Pieniazek, N. J., Slemenda, S. B., Wallace, S., Leitch, G. J. & Visvesvara, G. S. 1994. Isolation and identification of Encephalitozoon hellem from an italian AIDS patient with disseminated microsporidiosis. AP-MIS, 102:817-827.
15. Thiéry, J. P. 1967. Mise en évidence des polysaccharides sur coupes fines en microscopie électronique. J. Microsc., 6:967-1018.
16. van Gool, T., Snijders, F., Reiss, P., Eeftink Schattenkerk, J. K. M., van den Bergh Weerman, M. A., Bartelsman, J. F. W. M., Bruins, J. J. M., Canning, E. U. & Dankert, J. 1993. Diagnosis of intestinal and disseminated microsporidial infections in patients with HIV by a new rapid fluorescence technique. J. Clin. Pathol., 46:694-699.
17. Vavra, J. 1967. Hydrolyse enzymatique des spores de microsporidies. J. Protozool., 14:205S.
18. Vavra, J. 1976. Structure of the microsporidia. In: Bulla, L. A. & Cheng, T. C. (ed.), Comparative Pathobiology, Plenum Press, New York. 1.
19. Visvesvara, G. S., Leitch, G. J., Moura, H., Wallace, S., Weber, R. & Bryan, R. T. 1991. Culture, electron microscopy and immunoblot studies on a microsporidian parasite isolated from the urine of a patient with AIDS. J. Protozool., 38:105S-111S.
20. Vossbrinck, C. R., Maddox, J. V., Friedman, S., Debrunner-Vossbrinck, B. A. & Woese, C. R. 1987. Ribosomal RNA sequence suggests microsporidia are extremely ancient eukaryotes. Nature, 326: 411-414.
21. Weber, R., Bryan, R. T., Schwartz, D. A. & Owen, R. L. 1994. Human microsporidial infections. Clin. Microbiol. Rev., 7: 426-461.
22. Weidner, E., Byrd, W., Scarborough, A., Pleshinger, J. & Sibley, D. 1984. Microsporidian spore discharge and the transfer of polaroplast organelle membrane into plasma membrane. J. Protozool., 31: 195-198.
23. Weidner, E., Overstreet, R. M., Tedeschi, B. & Fuseler, J. 1990. Cytokeratin and desmoplakin analogues within an intracellular parasite. Biol. Bull., 179:237-242.
24. Weidner, E. 1992. Intracellular Parasites. In: Avila, J. L. & Harris, J. R. (ed.), Subcellular Biochemistry, Plenum Press, New York. 18.
25. Weidner, E. & Halonen, S. K. 1993. Microsporidian spore envelope keratins phosphorylate and disassemble during spore activation. J. Euk. Microbiol., 40:783-788.
26. Weir, G. O. & Sullivan, J. T. 1989. A fluorescence screening technique for microsporida in histological sections. Trans. Am. Microsc. Soc., 108:208-210.