Evidence map›Paper›PMID 41654530›Full record

ArticleNature communications2026

Convergent extreme reductive evolution in ancient planthopper symbioses.

Anna Michalik, Diego C Franco, Junchen Deng, Monika Prus-Frankowska, Adam Stroiński, Piotr Łukasik

Abstract read
In one paragraph

Article in Nature communications, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–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

3 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
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

6 authors.

Anna MichalikDepartment of Developmental Biology and Invertebrate Morphology, Institute of Zoology and Biomedical Research, Faculty of Biology, Jagiellonian University, Kraków, Poland. a.michalik@uj.edu.pl.ORCID 0000-0003-2952-9867
Diego C FrancoDepartment of Developmental Biology and Invertebrate Morphology, Institute of Zoology and Biomedical Research, Faculty of Biology, Jagiellonian University, Kraków, Poland.
Junchen DengInstitute of Environmental Sciences, Faculty of Biology, Jagiellonian University, Kraków, Poland.
Monika Prus-FrankowskaInstitute of Environmental Sciences, Faculty of Biology, Jagiellonian University, Kraków, Poland.
Adam StroińskiMuseum and Institute of Zoology, Polish Academy of Sciences, Warsaw, Poland.
Piotr ŁukasikInstitute of Environmental Sciences, Faculty of Biology, Jagiellonian University, Kraków, Poland. p.lukasik@uj.edu.pl.ORCID 0000-0002-4164-6487

Funding

Narodowe Centrum Nauki (National Science Centre) 2017/26/D/NZ8/00799Narodowe Centrum Nauki (National Science Centre) 2018/30/E/NZ8/00880Narodowe Centrum Nauki (National Science Centre) 2021/41/B/NZ8/04526Polish National Agency for Academic Exchange
6 · The paper itself

Abstract

Strictly heritable endosymbiotic bacteria that provide limiting nutrients to sap-sucking hemipteran insects are known for their highly reduced genomes conserved in organization and function. Here, we show how in ancestral endosymbionts of planthoppers, Sulcia and Vidania, which have been gradually losing genes during ~263 my of co-diversification with hosts, co-infections by additional microbes and host ecological switches coincided with more dramatic genomic changes. At its extremes, this has resulted in the smallest non-organellar bacterial genomes known, at barely 50-52 kb. Such minuscule Vidania genomes evolved convergently in two planthopper superfamilies, and are strikingly similar in gene contents, including the ability to produce a single amino acid (phenylalanine) for the host. Losing many additional cell-function genes places them very close to organelles of symbiotic origin in the level of host dependence, further blurring the bacteria-organelle boundary.

Indexed as

Biological EvolutionEvolution, MolecularHemipteraSymbiosisAnimalsBacteriaGenome, BacterialPhylogeny

Identifiers

PMID41654530
PMCPMC12992758

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.