Evidence map›Paper›PMID 37993724›Full record

ArticleISME communications2023

Gut microbiomes of cycad-feeding insects tolerant to β-methylamino-L-alanine (BMAA) are rich in siderophore biosynthesis.

Karina Gutiérrez-García, Melissa R L Whitaker, Edder D Bustos-Díaz, Shayla Salzman, Hilda E Ramos-Aboites, Zachary L Reitz, Naomi E Pierce, Angélica Cibrián-Jaramillo, Francisco Barona-Gómez

Open access · goldAbstract read
In one paragraph

Article in ISME communications, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
2.6field-weighted citation impact, top 11% 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

5 citing papers in PubMed, 9 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

9 authors at 7 institutions in 3 countries.

Karina Gutiérrez-García *Evolution of Metabolic Diversity Laboratory, Unidad de Genómica Avanzada (Langebio), Cinvestav-IPN, Km 9.6 Libramiento Irapuato - León, Irapuato, Guanajuato, 36824, México.
Melissa R L Whitaker *Museum of Comparative Zoology, Department of Organismic and Evolutionary Biology, Harvard University, 26 Oxford Street, Cambridge, MA, 02138, USA. melliwhitaker@gmail.com.
Edder D Bustos-DíazEvolution of Metabolic Diversity Laboratory, Unidad de Genómica Avanzada (Langebio), Cinvestav-IPN, Km 9.6 Libramiento Irapuato - León, Irapuato, Guanajuato, 36824, México.
Shayla SalzmanMuseum of Comparative Zoology, Department of Organismic and Evolutionary Biology, Harvard University, 26 Oxford Street, Cambridge, MA, 02138, USA.ORCID http://orcid.org/0000-0001-6808-7542
Hilda E Ramos-AboitesEvolution of Metabolic Diversity Laboratory, Unidad de Genómica Avanzada (Langebio), Cinvestav-IPN, Km 9.6 Libramiento Irapuato - León, Irapuato, Guanajuato, 36824, México.
Zachary L ReitzBioinformatics Group, Wageningen University, Droevendaalsesteeg 1, 6708PB, Wageningen, The Netherlands.
Naomi E PierceMuseum of Comparative Zoology, Department of Organismic and Evolutionary Biology, Harvard University, 26 Oxford Street, Cambridge, MA, 02138, USA.ORCID http://orcid.org/0000-0003-3366-1625
Angélica Cibrián-JaramilloEcological and Evolutionary Genomics Laboratory, Unidad de Genómica Avanzada (Langebio), Cinvestav-IPN, Km 9.6 Libramiento Irapuato - León, Irapuato, Guanajuato, 36824, México.
Francisco Barona-GómezEvolution of Metabolic Diversity Laboratory, Unidad de Genómica Avanzada (Langebio), Cinvestav-IPN, Km 9.6 Libramiento Irapuato - León, Irapuato, Guanajuato, 36824, México. f.barona.gomez@biology.leidenuniv.nl.ORCID http://orcid.org/0000-0003-1492-9497
Harvard University · USLeiden University · NLCarnegie Institution for Science · USEast Tennessee State University · USInstituto Politécnico Nacional · MXNaturalis Biodiversity Center · NLWageningen University & Research · NL

Funding

Consejo Nacional de Ciencia y Tecnología (National Council of Science and Technology, Mexico) 169701, 179290, 177568, FON.INST./265/2016 285746,National Science Foundation (NSF) 1541560, 1309425, 1906333Newton Fund NAF/R2/180631
6 · The paper itself

Abstract

Ingestion of the cycad toxins β-methylamino-L-alanine (BMAA) and azoxyglycosides is harmful to diverse organisms. However, some insects are specialized to feed on toxin-rich cycads with apparent immunity. Some cycad-feeding insects possess a common set of gut bacteria, which might play a role in detoxifying cycad toxins. Here, we investigated the composition of gut microbiota from a worldwide sample of cycadivorous insects and characterized the biosynthetic potential of selected bacteria. Cycadivorous insects shared a core gut microbiome consisting of six bacterial taxa, mainly belonging to the Proteobacteria, which we were able to isolate. To further investigate selected taxa from diverging lineages, we performed shotgun metagenomic sequencing of co-cultured bacterial sub-communities. We characterized the biosynthetic potential of four bacteria from Serratia, Pantoea, and two different Stenotrophomonas lineages, and discovered a suite of biosynthetic gene clusters notably rich in siderophores. Siderophore semi-untargeted metabolomics revealed a broad range of chemically related yet diverse iron-chelating metabolites, including desferrioxamine B, suggesting the occurrence of an unprecedented desferrioxamine-like biosynthetic pathway that remains to be identified. These results provide a foundation for future investigations into how cycadivorous insects tolerate diets rich in azoxyglycosides, BMAA, and other cycad toxins, including a possible role for bacterial siderophores.

Identifiers

PMID37993724
PMCPMC10665472
OpenAlexW4388904658

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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.