Evidence map›Paper›PMID 18504608›Full record

ArticleDevelopment genes and evolution2008

Developmental expression of homeobox genes in the ctenophore Mnemiopsis leidyi.

Kevin Pang, Mark Q Martindale

Abstract read
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In one paragraph

Article in Development genes and evolution, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
15.0field-weighted citation impact, top 1% 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

29 citing papers in PubMed, 72 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

2 authors at 2 institutions in 1 country.

Kevin PangKewalo Marine Laboratory, Pacific Biosciences Research Center, University of Hawaii, 41 Ahui Street, Honolulu, HI 96813, USA.
Mark Q Martindale
Pacific Biosciences (United States) · USUniversity of Hawaiʻi at Mānoa · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Homeobox genes are a large family of genes that encode helix-turn-helix transcription factors that play fundamental roles in such developmental processes including body axis formation and cell specification. They have been found in a wide variety of organisms, from fungi to plants and animals, with some classes being specific to the Metazoa. While it was once thought that organismal complexity was tied to gene complexity, sequencing of genomes from a cnidarian, poriferan, and placozoan have shown no clear correlation. However, little attention has been paid to ctenophores, another early branching taxon. Ctenophores are mostly pelagic marine animals, with complex morphological features, so understanding the gene content and expression of this nonbilaterian phylum is of key interest to evolutionary biology. Expression information from developmental genes in ctenophores is sparse. In this study, we isolated seven homeobox genes from the ctenophore Mnemiopsis leidyi and examined their expression through development. Phylogenetic analyses of these genes placed four in the ANTP class and three in the PRD class. These are the first reported full-length PRD class genes, although our analyses could not place them into specific families. We have found that most of these homeobox genes begin expression at gastrulation, and their expression patterns suggest a possible role in patterning of the tentacle apparati and pharynx.

Indexed as

Gene Expression Regulation, DevelopmentalGenes, HomeoboxAmino Acid SequenceAnimalsCloning, MolecularCtenophoraEmbryo, NonmammalianGenes, DevelopmentalModels, BiologicalMolecular Sequence DataPhylogenySequence Homology, Amino Acid

Identifiers

PMID18504608
OpenAlexW2139432278

What OpenQuestion holds

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Registered trials

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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.