Evidence map›Paper›PMID 29374490›Full record

ArticleMicrobiome2018

Apple endophytic microbiota of different rootstock/scion combinations suggests a genotype-specific influence.

Jia Liu, Ahmed Abdelfattah, John Norelli, Erik Burchard, Leonardo Schena, Samir Droby, Michael Wisniewski

Abstract read
In one paragraph

Article in Microbiome, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers.

0numbers the graph read from it
0cells of the map it votes in
75citing 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

75 citing papers in PubMed.

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  13. Inoculum of EndophyticPlants (Basel, Switzerland) · 2025
    Article
  14. Article
  15. Article
  16. Root microbiota analysis ofMicrobiology spectrum · 2024
    Article
  17. The Dynamic Changes ofPlants (Basel, Switzerland) · 2024
    Article
  18. Article
  19. Article
  20. Article

15 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

7 authors.

Jia LiuChongqing Key Laboratory of Economic Plant Biotechnology, Collaborative Innovation Center of Special Plant Industry in Chongqing, Institute of Special Plants/College of Forestry and Life Science, Chongqing University of Arts and Sciences, Yongchuan, Chongqing, 402160, China. liu.jia1983@hotmail.com.
Ahmed AbdelfattahDipartimento di Agraria, Università Mediterranea di Reggio Calabria, Località Feo di Vito, 89122, Reggio Calabria, Italy. ahmed.abdelfattah@unirc.it.
John NorelliUS Department of Agriculture, Agricultural Research Service (USDA-ARS), Kearneysville, WV, 25430, USA.
Erik BurchardUS Department of Agriculture, Agricultural Research Service (USDA-ARS), Kearneysville, WV, 25430, USA.
Leonardo SchenaDipartimento di Agraria, Università Mediterranea di Reggio Calabria, Località Feo di Vito, 89122, Reggio Calabria, Italy.
Samir DrobyAgricultural Research Organization (ARO), the Volcani Center, 50250, Bet Dagan, Israel.
Michael WisniewskiUS Department of Agriculture, Agricultural Research Service (USDA-ARS), Kearneysville, WV, 25430, USA. michael.wisniewski@ars.usda.gov.

Funding

Foundation for High-level Talents of Chongqing University of Arts and Sciences R2016LX01National Key Research and Development Program of China 2017YFD0201100U.S. - Israel Binational Agricultural Research and Development Fund IS 2513-16
6 · The paper itself

Abstract

backgroundHigh-throughput amplicon sequencing spanning conserved portions of microbial genomes (16s rRNA and ITS) was used in the present study to describe the endophytic microbiota associated with three apple varieties, "Royal Gala," "Golden Delicious," and "Honey Crisp," and two rootstocks, M.9 and M.M.111. The objectives were to (1) determine if the microbiota differs in different rootstocks and apple varieties and (2) determine if specific rootstock-scion combinations influence the microbiota composition of either component.

resultsResults indicated that Ascomycota (47.8%), Zygomycota (31.1%), and Basidiomycota (11.6%) were the dominant fungal phyla across all samples. The majority of bacterial sequences were assigned to Proteobacteria (58.4%), Firmicutes (23.8%), Actinobacteria (7.7%), Bacteroidetes (2%), and Fusobacteria (0.4%). Rootstocks appeared to influence the microbiota of associated grafted scion, but the effect was not statistically significant. Pedigree also had an impact on the composition of the endophytic microbiota, where closely-related cultivars had a microbial community that was more similar to each other than it was to a scion cultivar that was more distantly-related by pedigree. The more vigorous rootstock (M.M.111) was observed to possess a greater number of growth-promoting bacterial taxa, relative to the dwarfing rootstock (M.9).

conclusionsThe mechanism by which an apple genotype, either rootstock or scion, has a determinant effect on the composition of a microbial community is not known. The similarity of the microbiota in samples with a similar pedigree suggests the possibility of some level of co-evolution or selection as proposed by the "holobiont" concept in which metaorganisms have co-evolved. Clearly, however, the present information is only suggestive, and a more comprehensive analysis is needed.

Indexed as

ActinobacteriaAscomycotaBacillotaBacteriaBasidiomycotaEndophytesFungiFusobacteriaGenotypeHigh-Throughput Nucleotide SequencingMalusMicrobiotaPhylogenyPlant RootsProteobacteriaRNA, Ribosomal, 16SRNA, Ribosomal, 16SAppleEndophytic microbiotaHolobiontRootstockScion cultivar

Identifiers

PMID29374490
PMCPMC5787276

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.