. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 240 I \\ FIDNER ET AL. Figure -I. Electron micrographs of Thelohania sp. spore sacs. Figure A shows a portion of spore sac without spores. Note the hall-desmosome plaques with cytokeratin analogues attached. Figure B shows the half-desmosome plaques with immunoperoxidase labeling for desmoplakin I; note that the cytokeratin an- alogues within the spore sac appear unstained. Figure C shows a contrasting image of half-desmosomal plaques immunoperoxidase stained for cytokeratins: note that the filaments stand out much more clea


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 240 I \\ FIDNER ET AL. Figure -I. Electron micrographs of Thelohania sp. spore sacs. Figure A shows a portion of spore sac without spores. Note the hall-desmosome plaques with cytokeratin analogues attached. Figure B shows the half-desmosome plaques with immunoperoxidase labeling for desmoplakin I; note that the cytokeratin an- alogues within the spore sac appear unstained. Figure C shows a contrasting image of half-desmosomal plaques immunoperoxidase stained for cytokeratins: note that the filaments stand out much more clearly than observed in Figure B. Bar = urn. for cytokeratins or for the desmosomal constituent, des- moplakin. Figure 2B shows fluorescent antibody activity for cytokeratins in field of spore sacs viewed in Figure 2A with phase optics. Figure 2C shows an enlargement of a few fluorescent antibody-labeled Thelohania sp. spores. The hairy surface of fluorescence at the spore surface is attributed to the spore-bound IFs. Both desmoplakin and cytokeratin antibody activities were confined to the The- lohania sp. spore sacs throughout the different stagings in microsporidian development: thus, host muscle tissue domains were negative for cytokeratin and desmoplakin analogues. Ultrastructure of Thelohania sp. spore sacs showed an abundance ofcvtokeratin IFs attached to half-desmosome-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology