Evidence map›Paper›PMID 34018554›Full record

ArticleGigaScience2021

Two high-quality de novo genomes from single ethanol-preserved specimens of tiny metazoans (Collembola).

Clément Schneider, Christian Woehle, Carola Greve, Cyrille A D'Haese, Magnus Wolf, Michael Hiller, Axel Janke, Miklós Bálint, Bruno Huettel

Abstract read
In one paragraph

Article in GigaScience, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

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

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  14. Advances in single-cell long-read sequencing technologies.NAR genomics and bioinformatics · 2024
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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

9 authors.

Clément SchneiderLOEWE Centre for Translational Biodiversity Genomics (LOEWE-TBG), Senckenberganlage 25, 60325 Frankfurt am Main, Germany.ORCID 0000-0003-3743-9319
Christian WoehleMax Planck Institute for Plant Breeding Research, Max Planck Genome-centre Cologne, Carl-von-Linné-Weg 10, 50829 Cologne, Germany.ORCID 0000-0002-1394-1024
Carola GreveLOEWE Centre for Translational Biodiversity Genomics (LOEWE-TBG), Senckenberganlage 25, 60325 Frankfurt am Main, Germany.ORCID 0000-0003-4993-1378
Cyrille A D'HaeseUnité Mécanismes adaptatifs & Evolution (MECADEV), CNRS, Muséum national d'Histoire naturelle, 45 rue Buffon 75005 Paris, France.ORCID 0000-0001-6065-0927
Magnus WolfLOEWE Centre for Translational Biodiversity Genomics (LOEWE-TBG), Senckenberganlage 25, 60325 Frankfurt am Main, Germany.ORCID 0000-0001-9212-9861
Michael HillerLOEWE Centre for Translational Biodiversity Genomics (LOEWE-TBG), Senckenberganlage 25, 60325 Frankfurt am Main, Germany.ORCID 0000-0003-3024-1449
Axel JankeLOEWE Centre for Translational Biodiversity Genomics (LOEWE-TBG), Senckenberganlage 25, 60325 Frankfurt am Main, Germany.ORCID 0000-0002-9394-1904
Miklós BálintLOEWE Centre for Translational Biodiversity Genomics (LOEWE-TBG), Senckenberganlage 25, 60325 Frankfurt am Main, Germany.ORCID 0000-0003-0499-8536
Bruno HuettelMax Planck Institute for Plant Breeding Research, Max Planck Genome-centre Cologne, Carl-von-Linné-Weg 10, 50829 Cologne, Germany.ORCID 0000-0001-7165-1714

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundGenome sequencing of all known eukaryotes on Earth promises unprecedented advances in biological sciences and in biodiversity-related applied fields such as environmental management and natural product research. Advances in long-read DNA sequencing make it feasible to generate high-quality genomes for many non-genetic model species. However, long-read sequencing today relies on sizable quantities of high-quality, high molecular weight DNA, which is mostly obtained from fresh tissues. This is a challenge for biodiversity genomics of most metazoan species, which are tiny and need to be preserved immediately after collection. Here we present de novo genomes of 2 species of submillimeter Collembola. For each, we prepared the sequencing library from high molecular weight DNA extracted from a single specimen and using a novel ultra-low input protocol from Pacific Biosciences. This protocol requires a DNA input of only 5 ng, permitted by a whole-genome amplification step.

resultsThe 2 assembled genomes have N50 values >5.5 and 8.5 Mb, respectively, and both contain ∼96% of BUSCO genes. Thus, they are highly contiguous and complete. The genomes are supported by an integrative taxonomy approach including placement in a genome-based phylogeny of Collembola and designation of a neotype for 1 of the species. Higher heterozygosity values are recorded in the more mobile species. Both species are devoid of the biosynthetic pathway for β-lactam antibiotics known in several Collembola, confirming the tight correlation of antibiotic synthesis with the species way of life.

conclusionsIt is now possible to generate high-quality genomes from single specimens of minute, field-preserved metazoans, exceeding the minimum contig N50 (1 Mb) required by the Earth BioGenome Project.

Indexed as

ArthropodsEthanolAnimalsGenomeGenomicsHigh-Throughput Nucleotide SequencingSequence Analysis, DNAEthanoleukaryote biodiversityintegrative taxonomylong-read genome sequencinglow-input DNAPacBiosoil invertebrates

Identifiers

PMID34018554
PMCPMC8138834

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.