centriole
The Columbia Encyclopedia, Sixth Edition | Date: 2008
centriole see mitosis .
Author not available, CENTRIOLE.,
The Columbia Encyclopedia, Sixth Edition 2008
The Columbia Encyclopedia, Sixth Edition. Copyright 2008 Columbia University Press
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Stability and Robustness of an Organelle Number Control System: Modeling and Measuring Homeostatic Regulation of Centriole Abundance
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; ... report we examine the control of centriole copy number. We develop a simple ... approach we show that segregation of centrioles by the mitotic spindle can shape the specificity of the steady-state centriole number distribution but is neither ...
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Suppressors of zyg-1 Define Regulators of Centrosome Duplication and Nuclear Association in Caenorhabditis elegans
Genetics; 5/1/2007; Kemp, Catherine A; Song, Mi Hye; Addepalli, Murali Krishna; Hunter, Ginger; O'Connell, Kevin; 11890 words
; ... parts: an orthogonally aligned pair of centrioles and an associated matrix of pericentriolar material (PCM). Centrioles are cylindrical structures composed ... centro-some contains one "mother" centriole that is at least one cell cycle old ...
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Assembly and motility of eukaryotic cilia nd flagella. Lessons for Chlamydomonas reinhardtii
Plant Physiology; 12/1/2001; Silflow, Carolny D; Lefebvre, Paul A; 6030 words
; ... assemble flagella (Raven et al., 1999). The centriole or basal body, which organizes the assembly ... algae and bryophytes. The absence of centrioles and flagella in all but sperm cells ... flagella. The de novo synthesis of the centrioles during the formation and differentiation ...
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Ciliogenesis and left-right axis defects in forkhead factor HFH-4--null mice
American Journal of Respiratory Cell and Molecular Biology; 7/1/2000; Brody, Steven L; Yan, Xiu Hua; Wuerffel, Mary K; Song, Sheng-Kwei; Shapiro, Steven D; 5570 words
; ... defective ciliogenesis was due to abnormal centriole migration and/or apical membrane docking ... conceptualized in four stages: (1) generation of the centriole (centriologenesis), (2) migration of the centriole to the apical aspect of the cell, (3) docking ...
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"Imperfections and oddities" in the origin of the nucleus
Paleobiology; 1/1/2005; Margulis, Lynn; Dolan, Michael F; Whiteside, Jessica H; 8307 words
; ... undulipodium (the "9(2)+0" kinetosome/centriole and its shaft, the "9(2)+2"microtubular ... microtubule-associated proteins (MAPs). MAPs include an ATPase called dynein ... pericentrin (Table 1). Microtubules and MAPs constitute the main structural elements ...
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Basal Sliding and the Mechanics of Oscillation in a Mammalian Sperm Flagellum
Biophysical Journal; 12/1/2004; Vernon, Geraint G; Woolley, David M; 7183 words
; ... I and J, respectively). The proximal centriole is given a gray color. To recall the ... terminate on the sides of the proximal centriole; the remaining two groups (1 and 2, and ... 5+6^, between which lies the proximal centriole, approximately in the plane of the beat ...
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Cytoskeletal organization of Limulus amebocytes pre- and post-activation: comparative aspects.
The Biological Bulletin; 8/1/2004; Conrad, Mara Denobile, Joanna Chaikhoutdinov, Irina Escribano, Douglas Lee, Kyeng-Gea Cohen, William D.; 5972 words
; ... magnifications, MB microtubules and centrioles (Fig. 5d-g) were visible, with the MB ... and white bars). [FIGURE 3 OMITTED] Centrioles were found regularly, often with both ... between the nucleus and Golgi apparatus. Centrioles had classic cylindrical structure ...
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How One Living Cell Becomes Two; Dramatic Process Begins Yielding Clues to Cancer, Retardation Series: LIFE ITSELF; UNRAVELING THE MYSTERIES OF BIOLOGY Series Number: 4/5
The Washington Post; 12/21/1988; Boyce Rensberger; 2977 words
; ... machine, or spindle, grows out of two small permanent structures called centrioles. Under a microscope, a centriole looks like a short bundle of hollow tubes. The centrioles lie within fuzzy-looking balls of unknown composition called centrosomes ...
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Spermiogenesis and sperm structure in relation to early events of fertilization in the limpet Tectura testudinalis (Muller, 1776). (mollusks)
The Biological Bulletin; 12/1/1997; Buckland-Nicks, John Howley, Brent; 7401 words
; ... spherical mitochondria enclosing the proximal and distal centrioles [ILLUSTRATION FOR FIGURES 5, 7, 11 OMITTED]. The proximal centriole lies perpendicular to the apex of the distal centriole and becomes attached by fibrogranular material to a posterior ...
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Comparative development of the spermatozoids of cycads and Ginkgo biloba.
The Botanical Review; 1/1/2004; Norstog, Knut J. Gifford, Ernest M. Stevenson, Dennis Wm.; 3341 words
; ... Lin (1974, 1975) in referring to the centriole-like units forming the cortex of the ... Ginkgo of blepharoplast probasal bodies to centrioles and flagellar basal bodies (Figs. 1-4 ... 57-63. Mizukami, I. & J. Gall. 1966. Centriole replication, II: Sperm formation in the ...
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Related entries from encyclopedias, dictionaries, and thesauruses
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centriole
A Dictionary of Zoology
centriole A hollow, cylindrical structure, normally one of a pair lying at right angles to one another, adjacent to the nuclear envelope in animal cells, and composed of nine sets of microtubules , each set arranged in triplets. Centrioles are thought to be organizers of microtubular structures in these cells, and ...
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aster
A Dictionary of Zoology
aster A group of microtubules that radiates out from each centriole pair during cell division in animal cells.
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centrosome
A Dictionary of Zoology
centrosome In cell , the distinct part of the cytoplasm that contains the centriole .
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Mitosis
Biology
... nucleus, known as the centrosome, contains a pair of small cylindrical bodies called centrioles. The centriole pairs replicate and then the two pairs of centrioles begin to move with their centrosomes to opposite poles of the cell. During prophase ...
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mitosis
A Dictionary of Zoology
... spindle connecting the two centrosomes (formed by division of the centriole into two at the start of prophase, and the subsequent moving apart of these two daughter centrioles). The chromosomes finally arrange themselves along the equator of ...
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