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Structure of the envelope of Escherichia coli observed by the rapid-freezing and substitution fixation method.
Amako K, Murata K, Umeda A. Amako K, et al. Among authors: umeda a. Microbiol Immunol. 1983;27(1):95-9. doi: 10.1111/j.1348-0421.1983.tb03571.x. Microbiol Immunol. 1983. PMID: 6346024 No abstract available.
Comparative studies of the cell structures of Mycobacterium leprae and M. tuberculosis using the electron microscopy freeze-substitution technique.
Takade A, Umeda A, Matsuoka M, Yoshida S, Nakamura M, Amako K. Takade A, et al. Among authors: umeda a. Microbiol Immunol. 2003;47(4):265-70. doi: 10.1111/j.1348-0421.2003.tb03394.x. Microbiol Immunol. 2003. PMID: 12801063
Both strains had similarly multilayered envelope architectures composed of an electron-translucent layer, a peptidoglycan layer and the plasma membrane, from outside to inside. A comparison of the structures of these two mycobacteria revealed that the M. leprae cell …
Both strains had similarly multilayered envelope architectures composed of an electron-translucent layer, a peptidoglycan layer and t …
Degradation process of Mycobacterium leprae cells in infected tissue examined by the freeze-substitution method in electron microscopy.
Amako K, Takade A, Umeda A, Matsuoka M, Yoshida S, Nakamura M. Amako K, et al. Among authors: umeda a. Microbiol Immunol. 2003;47(6):387-94. doi: 10.1111/j.1348-0421.2003.tb03375.x. Microbiol Immunol. 2003. PMID: 12906098
The population of M. leprae cells from the infected tissue consisted of a large number of degraded cells and a few normal cells. ...These are the normal cells with an asymmetrical membrane, a seemingly normal cell but with a symmetrical membrane (stage …
The population of M. leprae cells from the infected tissue consisted of a large number of degraded cells and a few normal cell …
Electron microscopy of the major outer membrane protein of Campylobacter jejuni.
Amako K, Wai SN, Umeda A, Shigematsu M, Takade A. Amako K, et al. Among authors: umeda a. Microbiol Immunol. 1996;40(10):749-54. doi: 10.1111/j.1348-0421.1996.tb01136.x. Microbiol Immunol. 1996. PMID: 8981348
The size of each structure was measured based on a center-to-center distance with the adjacent structure, and was determined to be 9.9 +/- 0.9 nm. ...The power spectrogram of a computer-assisted Fourier transformation of the hexagonally arranged porin proteins sugge …
The size of each structure was measured based on a center-to-center distance with the adjacent structure, and was determined to be 9. …
Morphological differences in flagella in Campylobacter fetus subsp. intestinalis and C. fetus subsp. jejuni.
Morooka T, Umeda A, Amako K. Morooka T, et al. Among authors: umeda a. Microbiol Immunol. 1983;27(8):655-62. doi: 10.1111/j.1348-0421.1983.tb00628.x. Microbiol Immunol. 1983. PMID: 6645983
The isolated flagella were composed of a filament, a hook, a basal body, and a large disk associated with the end of the hook region covering the basal body. ...
The isolated flagella were composed of a filament, a hook, a basal body, and a large disk associated with the en …
Growth of the surface of Corynebacterium diphtheriae.
Umeda A, Amako K. Umeda A, et al. Microbiol Immunol. 1983;27(8):663-71. doi: 10.1111/j.1348-0421.1983.tb00629.x. Microbiol Immunol. 1983. PMID: 6417458
The surface of the cell revealed by the scanning electron microscope showed a few elevated circular zones which encompassed the cell. ...A similar finding was obtained by immunofluorescence microscopy. C. diphtheriae, unlike Bacillus spp., showed apical growth as ha …
The surface of the cell revealed by the scanning electron microscope showed a few elevated circular zones which encompassed the cell. …
Cross wall synthesis and the arrangement of the wall polymers in the cell wall of Staphylococcus spp.
Amako K, Umeda A. Amako K, et al. Among authors: umeda a. Microbiol Immunol. 1984;28(12):1293-301. doi: 10.1111/j.1348-0421.1984.tb00787.x. Microbiol Immunol. 1984. PMID: 6533440
Examination of the tangentially sectioned cross wall revealed that it was initially synthesized as a thin cell wall layer by an invaginated cytoplasmic membrane. ...This indicates that cell wall materials were arranged in a regular circular manner in the initially s …
Examination of the tangentially sectioned cross wall revealed that it was initially synthesized as a thin cell wall layer by an invag …
Flagellation of Pseudomonas aeruginosa during the cell division cycle.
Amako K, Umeda A. Amako K, et al. Among authors: umeda a. Microbiol Immunol. 1982;26(2):113-7. doi: 10.1111/j.1348-0421.1982.tb00160.x. Microbiol Immunol. 1982. PMID: 6806572 No abstract available.
Structural changes in the nucleoid of Bacillus subtilis at low temperature.
Amako K, Takade A, Umeda A. Amako K, et al. Among authors: umeda a. Microbiol Immunol. 1986;30(9):855-61. doi: 10.1111/j.1348-0421.1986.tb03013.x. Microbiol Immunol. 1986. PMID: 3099134
The external shape of the nucleoid of Bacillus subtilis strain w23 was examined with a new electron microscopic technique, the rapid freezing and substitution fixation method. ...If the bacteria were exposed to low temperatures (0 to 10 C), the nucleoid showed a hig …
The external shape of the nucleoid of Bacillus subtilis strain w23 was examined with a new electron microscopic technique, the rapid …
Surface characteristics of gram-negative and gram-positive bacteria in an atomic force microscope image.
Umeda A, Saito M, Amako K. Umeda A, et al. Microbiol Immunol. 1998;42(3):159-64. doi: 10.1111/j.1348-0421.1998.tb02266.x. Microbiol Immunol. 1998. PMID: 9570280
AFM could thus be a useful tool for the identification of bacteria in the resolution range between electron and light microscopy....
AFM could thus be a useful tool for the identification of bacteria in the resolution range between electron and light microscopy....
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