Evidence map›Paper›PMID 39396077›Full record

ArticleScientific reports2024

The effect of urbanization on planktonic and biofilm bacterial communities in different water bodies of the Danube River in Hungary.

Kinga J Lennert, Andrea K Borsodi, Dóra Anda, Gergely Krett, Péter B Kós, Attila I Engloner

Abstract read
In one paragraph

Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Structure, Diversity, and Metabolic Potential of Bacterioplankton in an Urban River at a Long Low-Level Water Period.Water environment research : a research publication of the Water Environment Federation · 2026
    Article
  5. Article
  6. 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.

Kinga J Lennert *Department of Microbiology, ELTE Eötvös Loránd University, Pázmány P. sétány 1/C, Budapest, 1117, Hungary.
Andrea K Borsodi *Department of Microbiology, ELTE Eötvös Loránd University, Pázmány P. sétány 1/C, Budapest, 1117, Hungary.
Dóra AndaInstitute of Aquatic Ecology, HUN-REN Centre for Ecological Research, Karolina út 29, Budapest, 1113, Hungary.
Gergely KrettDepartment of Microbiology, ELTE Eötvös Loránd University, Pázmány P. sétány 1/C, Budapest, 1117, Hungary.
Péter B KósInstitute of Plant Biology, HUN-REN Biological Research Centre, Szeged, Hungary.
Attila I EnglonerInstitute of Aquatic Ecology, HUN-REN Centre for Ecological Research, Karolina út 29, Budapest, 1113, Hungary. engloner.attila@ecolres.hu.

Funding

National Excellence Project NKFIH 2018-1.2.1-NKP-2018-00011Széchenyi Terv Plusz program RRF 2.3.1 21 2022 00008
6 · The paper itself

Abstract

Freshwaters play an essential role in providing ecosystem services worldwide, however, the water quality of different water bodies is strongly influenced by human activities such as urbanization, industry and agriculture. In this study, water and biofilm samples were collected from the main channel of the Danube River upstream and downstream of a metropolitan, from a regulated side arm within an urbanized area, and from two differently separated oxbow lakes located in nature conservation areas. The taxonomic diversity of bacterial communities was revealed by 16S rRNA gene-based amplicon sequencing using Illumina MiSeq platform. The results showed that all samples were dominated by phyla Pseudomonadota, Actinobacteriota and Bacteroidota. The bacterial community structures, however, clearly differentiated according to planktonic and epilithic or epiphytic habitats, as well as by riverine body types (main channel, side arm, oxbow lakes). The taxonomic diversity of biofilm communities was higher than that of planktonic ones in all studied habitats. Human impacts were mainly reflected in the slowly changing biofilm composition compared to the planktonic ones. Genera with pollution tolerance and/or degradation potential, such as Acinetobacter, Pseudomonas and Shewanella were mainly detected in biofilm communities of the highly urbanized section of the river side arm.

Indexed as

BacteriaBiofilmsPlanktonRiversRNA, Ribosomal, 16SUrbanizationBiodiversityEcosystemHumansHungaryLakesWater MicrobiologyRNA, Ribosomal, 16SDanube RiverEpilithicEpiphyticMetropolitanMicrobial communitiesPlanktonicWater quality

Identifiers

PMID39396077
PMCPMC11470945

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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.