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Chapter 18: Tetrahymena

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Fig. 0: Tetrahymena pyriformis cell
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Fig. 1: Organelles - cross section of Tetrahymena
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Fig. 2: Organelles - cytoplasm of Tetrahymena
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Fig. 3: Organelles - rough endoplasmic reticulum
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Fig. 4: Organelles - peroxisomes
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Fig. 5: Organelles - DAB reveals catalase in peroxisomes
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Fig. 6: Nuclei - cytosol and micronucleus
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Fig. 7: Nuclei - macronucleus
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Fig. 8: Nuclei - nuclear envelope with nuclear pores
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Fig. 9: Nuclei - nucleoli in the macronucleus
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Fig. 10: Ciliature - cilium and basal body in longitudinal section
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Fig. 11: Ciliature - cilia in cross section
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Fig. 12: Ciliature - cross sections at various levels
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Fig. 13: Ciliature - 1968 drawing of cross section of cilium
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Fig. 14a: Ciliature - kinety in pre-dividing cell
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Fig. 14b: Infraciliature - kinetodesmal fiber to left of kinety
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Fig. 14c: Infraciliature - basal microtubules to right of kinety
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Fig. 15: Infraciliature - postciliary microtubules
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Fig. 16: Infraciliature - longitudinal ribbon
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Fig. 17: Infraciliature - transverse ribbon follows curve of ridge
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Fig. 18: Infraciliature - drawing of pellicle and cortex of Tetrahymena
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Fig. 19: Extrusomes - mucocysts
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Fig. 20: Extrusomes - mucocysts along meridians
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Fig. 21: Extrusomes - paracrystalline packing of mucocyst subunits
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Fig. 22: Endocytosis - parasomal sacs and coated pits
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Fig. 23: Endocytosis - early endosomes and coated vesicles
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Fig. 24: Endocytosis - secondary coated pits arise from early endosomes
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Fig. 25: Endocytosis - cup shaped early endosome
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Fig. 26: Oral region - ciliary membranelles of buccal cavity
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Fig. 27: Oral region - left side of buccal cavity
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Fig. 28: Oral region - buccal cavity in cross section
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Fig. 29: Oral region - undulating membrane and oral ribs
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Fig. 30: Oral region - transverse section of buccal cavity
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Fig. 31: Oral region - cytostomal opening leading to cytopharynx and NDV
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Fig. 32: Oral region - polykinetids of one membranelle
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Fig. 33: Oral region - detail of polykinetids and accessory microtubules
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Fig. 34: Oral region - accessory microtubules and opening into cytopharynx
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Fig. 35: Oral region - passage from buccal cavity through cytostome to cytopharynx
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Fig. 36: Oral region - cytostomal opening from buccal cavity to cytopharynx
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Fig. 37: Phagocytosis - nascent digestive vacuole and cytopharynx
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Fig. 38: Phagocytosis - nascent digestive vacuole with acidosome-like vesicles
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Fig. 39: Phagocytosis - acidosome-like vesicle
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Fig. 40: Phagocytosis - contents of acidosome-like vesicles
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Fig. 41: Phagocytosis - accumulated acidosome-like vesicles
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Fig. 42: Phagocytosis - cytopharyngeal membrane tube along deep fiber
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Fig. 43: Phagocytosis - deep fiber is like postoral microtubule in Paramecium
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Fig. 44: Defecation - cytoproct and contractile vacuole in Tetrahymena
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Fig. 45: Defecation - spent vacuole at cytoproct
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Fig. 46: Defecation - open cytoproct and food vacuoles
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Fig. 47: Defecation - retrieving spent vacuole membrane
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Fig. 48: Defecation - actin-like filaments at cytoproct
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Fig. 49: Defecation - membrane retrieval by tubulation
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Fig. 50: CVC - contractile vacuole with two pores
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Fig. 51: CVC - microtubules encircle CV pore
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Fig. 52: CVC - two CV pores showing details of microtubule helix
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Fig. 53: CVC - contractile vacuole in diastole
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Fig. 54: CVC - decorated spongiome of Tetrahymena
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Fig. 55: V-type proton pumps on decorated tubules of CVC
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Fig. 56: Development - cell division
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Fig. 57: Development - morphogenesis of basal bodies
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Fig. 58: Development - multiple basal body development by mature basal body
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Fig. 59: Development - accessory structure development around new basal body
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Fig. 60: Development - development of new basal body in Tetrahymena
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Fig. 61: Development - division furrow with constriction band
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Fig. 62: Development - development of CVC in proter
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Fig. 63: Development - development of oral region in opisthe
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Fig. 64: Development - growth of oral membranelles and undulating membrane