Evidence map›Paper›PMID 29942020›Full record

ArticleNature ecology & evolution2018

Early metazoan cell type diversity and the evolution of multicellular gene regulation.

Arnau Sebé-Pedrós, Elad Chomsky, Kevin Pang, David Lara-Astiaso, Federico Gaiti, Zohar Mukamel, Ido Amit, Andreas Hejnol, Bernard M Degnan, Amos Tanay

Abstract read
In one paragraph

Article in Nature ecology & evolution, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 146 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
146citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

146 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  12. Decoding cnidarian cell type gene regulation.Nature ecology & evolution · 2026
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86 more citing papers are in PubMed but not listed here.

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

10 authors.

Arnau Sebé-PedrósDepartment of Computer Science and Applied Mathematics, Weizmann Institute of Science, Rehovot, Israel. arnau.sebe-pedros@weizmann.ac.il.ORCID http://orcid.org/0000-0002-9896-9746
Elad ChomskyDepartment of Computer Science and Applied Mathematics, Weizmann Institute of Science, Rehovot, Israel.
Kevin PangSars International Centre for Marine Molecular Biology, University of Bergen, Bergen, Norway.
David Lara-AstiasoDepartment of Immunology, Weizmann Institute of Science, Rehovot, Israel.
Federico GaitiSchool of Biological Sciences, University of Queensland, Brisbane, Queensland, Australia.
Zohar MukamelDepartment of Computer Science and Applied Mathematics, Weizmann Institute of Science, Rehovot, Israel.
Ido AmitDepartment of Immunology, Weizmann Institute of Science, Rehovot, Israel.ORCID http://orcid.org/0000-0002-5880-2845
Andreas HejnolSars International Centre for Marine Molecular Biology, University of Bergen, Bergen, Norway.ORCID http://orcid.org/0000-0003-2196-8507
Bernard M DegnanSchool of Biological Sciences, University of Queensland, Brisbane, Queensland, Australia.ORCID http://orcid.org/0000-0001-7573-8518
Amos TanayDepartment of Computer Science and Applied Mathematics, Weizmann Institute of Science, Rehovot, Israel. amos.tanay@weizmann.ac.il.ORCID http://orcid.org/0000-0001-9419-3824

Funding

European Research Council 309706
6 · The paper itself

Abstract

A hallmark of metazoan evolution is the emergence of genomic mechanisms that implement cell-type-specific functions. However, the evolution of metazoan cell types and their underlying gene regulatory programmes remains largely uncharacterized. Here, we use whole-organism single-cell RNA sequencing to map cell-type-specific transcription in Porifera (sponges), Ctenophora (comb jellies) and Placozoa species. We describe the repertoires of cell types in these non-bilaterian animals, uncovering diverse instances of previously unknown molecular signatures, such as multiple types of peptidergic cells in Placozoa. Analysis of the regulatory programmes of these cell types reveals variable levels of complexity. In placozoans and poriferans, sequence motifs in the promoters are predictive of cell-type-specific programmes. By contrast, the generation of a higher diversity of cell types in ctenophores is associated with lower specificity of promoter sequences and the existence of distal regulatory elements. Our findings demonstrate that metazoan cell types can be defined by networks of transcription factors and proximal promoters, and indicate that further genome regulatory complexity may be required for more diverse cell type repertoires.

Indexed as

Biological EvolutionAnimalsCtenophoraPlacozoaPoriferaSequence Analysis, RNATranscription, Genetic

Identifiers

PMID29942020
PMCPMC6040636

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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.