Results 41 to 50 of about 59,120 (328)

Disjunction of conjoined twins: Cdk1, Cdh1 and separation of centrosomes

open access: yesCell Division, 2006
Accurate transmission of chromosomes from parent to progeny cell requires assembly of a bipolar spindle. Centrosomes (spindle pole body in yeast) are critical for the biogenesis of this complex mitotic apparatus since they confer bipolarity on the ...
Surana Uttam, Crasta Karen
doaj   +1 more source

Study of how the synthesis conditions of circular optical scales fabricated using a CLWS-300 laser image generator affect their angular errors [PDF]

open access: yes, 2012
This paper discusses the results of a study of how the synthesis conditions of circular optical scales fabricated using a laser image generator affect their angular errors.
Andronov, M. P.   +2 more
core   +1 more source

A regulatory effect of INMAP on centromere proteins: antisense INMAP induces CENP-B variation and centromeric halo. [PDF]

open access: yesPLoS ONE, 2014
CENP-B is a highly conserved protein that facilitates the assembly of specific centromere structures both in interphase nuclei and on mitotic chromosomes. INMAP is a conserved protein that localizes at nucleus in interphase cells and at mitotic apparatus
Tan Tan   +4 more
doaj   +1 more source

In situ visualization of a simple bipartite kinetochore with a single microtubule attachment in Giardia intestinalis (Metamonada)

open access: yesEuropean Journal of Cell Biology, 2022
To understand general features in evolution of kinetochore organization, investigating a wide range of mitotic mechanisms in various non-model eukaryotes is necessary.
Pavla Tůmová   +2 more
doaj   +1 more source

A comparison of the distribution of actin and tubulin in the mammalian mitotic spindle as seen by indirect immunofluorescence [PDF]

open access: yes, 1977
Rabbit antibodies against actin and tubulin were used in an indirect immunofluorescence study of the structure of the mitotic spindle of PtK1 cells after lysis under conditions that preserve anaphase chromosome movement. During early prophase there is no
Cande, W. Zacheus   +2 more
core   +5 more sources

Dominant-Negative Effects of Adult-Onset Huntingtin Mutations Alter the Division of Human Embryonic Stem Cells-Derived Neural Cells. [PDF]

open access: yesPLoS ONE, 2016
Mutations of the huntingtin protein (HTT) gene underlie both adult-onset and juvenile forms of Huntington's disease (HD). HTT modulates mitotic spindle orientation and cell fate in mouse cortical progenitors from the ventricular zone.
Carla Lopes   +7 more
doaj   +1 more source

Two major autoantigen—Antibody systems of the mitotic spindle apparatus [PDF]

open access: yesArthritis & Rheumatism, 1996
AbstractObjective. To characterize human autoantigen‐antibody systems related to the mitotic poles and spindles.Methods. Thirty‐seven human sera with autoantibodies staining mitotic poles and spindles in indirect immunofluorescence (IIF) studies were further characterized by immunofluorescence on mitotic cells and by immunoblotting and ...
Luis Eduardo Coelho Andrade   +3 more
openaire   +3 more sources

Meiotic Spindle Formation Following Inhibition of First Polar Body Formation in the Zhikong Scallop (Chlamys farreri Jones et Preston)

open access: yesFrontiers in Marine Science, 2021
Fertilized Zhikong scallop (Chlamys farreri) eggs were treated with cytochalasin B (CB 0.5 mg/L) at 14–15 min postfertilization to inhibit first polar body formation.
Yongren Li   +3 more
doaj   +1 more source

Evolutionary cell biology of chromosome segregation: insights from trypanosomes [PDF]

open access: yesOpen Biology, 2013
Faithful transmission of genetic material is essential for the survival of all organisms. Eukaryotic chromosome segregation is driven by the kinetochore that assembles onto centromeric DNA to capture spindle microtubules and govern the movement of ...
Bungo Akiyoshi, Keith Gull
doaj   +1 more source

Microtubule and Actin Cytoskeletal Dynamics in Male Meiotic Cells of Drosophila melanogaster

open access: yesCells, 2022
Drosophila dividing spermatocytes offer a highly suitable cell system in which to investigate the coordinated reorganization of microtubule and actin cytoskeleton systems during cell division of animal cells.
Anna Frappaolo   +2 more
doaj   +1 more source

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