Evidence map›Paper›PMID 16738332›Full record

ArticleMolecular and cellular biology2006

The condensin complex is essential for amitotic segregation of bulk chromosomes, but not nucleoli, in the ciliate Tetrahymena thermophila.

Marcella D Cervantes, Robert S Coyne, Xiaohui Xi, Meng-Chao Yao

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
0.4field-weighted citation impact, top 38% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed, 28 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 1 institution in 2 countries.

Marcella D CervantesDivision of Basic Sciences, Fred Hutchinson Cancer Research Center, Seattle, Washington 98109, USA.
Robert S Coyne
Xiaohui Xi
Meng-Chao Yao
Fred Hutch Cancer Center · US

Funding

INTERDISCIPLINARY TRAINING IN DEVELOPMENTAL BIOLOGYT32HD007183 · NICHD · UNIVERSITY OF WASHINGTON · PI RAIBLE, DAVID W · 1985 to 2015
$5.7M
GENE AMPLIFICATION AND ELIMINATION IN TETRAHYMENAR01GM026210 · NIGMS · WASHINGTON UNIVERSITY · PI YAO, MENG-CHAO H · 1985 to 2006
$4.0M
NICHD NIH HHS T32 HD007183NICHD NIH HHS T32HD007183-26NIGMS NIH HHS GM26210NIGMS NIH HHS R01 GM026210
6 · The paper itself

Abstract

The macronucleus of the binucleate ciliate Tetrahymena thermophila contains fragmented and amplified chromosomes that do not have centromeres, eliminating the possibility of mitotic nuclear division. Instead, the macronucleus divides by amitosis with random segregation of these chromosomes without detectable chromatin condensation. This amitotic division provides a special opportunity for studying the roles of mitotic proteins in segregating acentric chromatin. The Smc4 protein is a core component of the condensin complex that plays a role in chromatin condensation and has also been associated with nucleolar segregation, DNA repair, and maintenance of the chromatin scaffold. Mutants of Tetrahymena SMC4 have remarkable characteristics during amitosis. They do not form microtubules inside the macronucleus as normal cells do, and there is little or no bulk DNA segregation during cell division. Nevertheless, segregation of nucleoli to daughter cells still occurs, indicating the independence of this process and bulk DNA segregation in ciliate amitosis.

Indexed as

Chromosome SegregationAdenosine TriphosphatasesAnimalsBase SequenceCell NucleolusDNA-Binding ProteinsDNA, ProtozoanGenes, ProtozoanIn Situ Hybridization, FluorescenceMicroscopy, ElectronMicroscopy, FluorescenceMicrotubulesMultiprotein ComplexesMutationPhylogenyProtozoan ProteinsAdenosine Triphosphatasescondensin complexesDNA-Binding ProteinsDNA, ProtozoanMultiprotein ComplexesProtozoan Proteins

Identifiers

PMID16738332
PMCPMC1489118
OpenAlexW2141268746

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.