Evidence map›Paper›PMID 30510179›Full record

ArticleNature ecology & evolution2019

The genome of the jellyfish Aurelia and the evolution of animal complexity.

David A Gold, Takeo Katsuki, Yang Li, Xifeng Yan, Michael Regulski, David Ibberson, Thomas Holstein, Robert E Steele, David K Jacobs, Ralph J Greenspan

Open access · hybridAbstract read
PubMed Publisher
In one paragraph

Article in Nature ecology & evolution, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers.

0numbers the graph read from it
0cells of the map it votes in
64citing papers in PubMed
20.3field-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

64 citing papers in PubMed, 138 citations in OpenAlex.

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  19. Genomes of the Caribbean reef-building coralsbioRxiv : the preprint server for biology · 2024
    Article
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4 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors at 7 institutions in 2 countries.

David A Gold *Division of Biology and Biological Engineering, California Institute of Technology, Pasadena, CA, USA. dgold@ucdavis.edu.ORCID http://orcid.org/0000-0003-0135-4022
Takeo Katsuki *Kavli Institute for Brain and Mind, University of California San Diego, La Jolla, CA, USA. takeo.katsuki@gmail.com.ORCID http://orcid.org/0000-0003-2366-2990
Yang LiDepartment of Computer Science, University of California Santa Barbara, Santa Barbara, CA, USA.
Xifeng YanDepartment of Computer Science, University of California Santa Barbara, Santa Barbara, CA, USA.
Michael RegulskiCold Spring Harbor Laboratory, Cold Spring Harbor, NY, USA.
David IbbersonDeep Sequencing Core Facility, Cell Networks, Heidelberg University, Heidelberg, Germany.
Thomas HolsteinDepartment of Molecular Evolution and Genomics, Centre for Organismal Studies, Heidelberg University, Heidelberg, Germany.ORCID http://orcid.org/0000-0003-0480-4674
Robert E SteeleDepartment of Biological Chemistry and Developmental Biology Center, University of California Irvine, Irvine, CA, USA.
David K JacobsDepartment of Ecology and Evolution, University of California Los Angeles, Los Angeles, CA, USA.
Ralph J Greenspan *Kavli Institute for Brain and Mind, University of California San Diego, La Jolla, CA, USA. rgreenspan@ucsd.edu.ORCID http://orcid.org/0000-0002-6787-2845
Heidelberg University · DEUniversity of California San Diego · USUniversity of California, Santa Barbara · USCalifornia Institute of Technology · USCold Spring Harbor Laboratory · USUniversity of California, Irvine · USUniversity of California, Los Angeles · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We present the genome of the moon jellyfish Aurelia, a genome from a cnidarian with a medusa life stage. Our analyses suggest that gene gain and loss in Aurelia is comparable to what has been found in its morphologically simpler relatives-the anthozoan corals and sea anemones. RNA sequencing analysis does not support the hypothesis that taxonomically restricted (orphan) genes play an oversized role in the development of the medusa stage. Instead, genes broadly conserved across animals and eukaryotes play comparable roles throughout the life cycle. All life stages of Aurelia are significantly enriched in the expression of genes that are hypothesized to interact in protein networks found in bilaterian animals. Collectively, our results suggest that increased life cycle complexity in Aurelia does not correlate with an increased number of genes. This leads to two possible evolutionary scenarios: either medusozoans evolved their complex medusa life stage (with concomitant shifts into new ecological niches) primarily by re-working genetic pathways already present in the last common ancestor of cnidarians, or the earliest cnidarians had a medusa life stage, which was subsequently lost in the anthozoans. While we favour the earlier hypothesis, the latter is consistent with growing evidence that many of the earliest animals were more physically complex than previously hypothesized.

Indexed as

GenomeAnimalsEvolution, MolecularScyphozoa

Identifiers

PMID30510179
OpenAlexW2902940861

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.