Evidence map›Paper›PMID 30284641›Full record

ArticleExtremophiles : life under extreme conditions2019

High diversity of thermophilic cyanobacteria in Rupite hot spring identified by microscopy, cultivation, single-cell PCR and amplicon sequencing.

Otakar Strunecký, Karel Kopejtka, Franz Goecke, Jürgen Tomasch, Jaromír Lukavský, Amir Neori, Silke Kahl, Dietmar H Pieper, Plamen Pilarski, David Kaftan and 1 more

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Article in Extremophiles : life under extreme conditions, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

  1. International journal of systematic and evolutionary microbiology · 2026
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  11. Hyperthermophile diversity microbes in the Calientes geothermal field, Tacna, Peru.Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology] · 2023
    Article
  12. Review
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  16. The Green MicroalgaLife (Basel, Switzerland) · 2022
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  18. Review
  19. Genomic and Phenotypic Characterization ofFrontiers in microbiology · 2021
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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

11 authors.

Otakar StruneckýInstitute of Aquaculture, CENAKVA, Faculty of Fisheries and Protection of Waters, University of South Bohemia, 37005, České Budějovice, Czech Republic. otakar.strunecky@gmail.com.ORCID http://orcid.org/0000-0001-9735-4662
Karel KopejtkaCenter Algatech, Institute of Microbiology CAS, 37981, Třeboň, Czech Republic.
Franz GoeckeCenter Algatech, Institute of Microbiology CAS, 37981, Třeboň, Czech Republic.
Jürgen TomaschGroup Microbial Communication, Helmholtz Centre for Infection Research, 38124, Brunswick, Germany.
Jaromír LukavskýDepartment of Plant Ecology, Institute of Botany CAS, 37901, Třeboň, Czech Republic.
Amir NeoriIsrael Oceanographic and Limnological Research Ltd., National Center for Mariculture, 88112, Eilat, Israel.
Silke KahlGroup Microbial Interactions and Processes, Helmholtz Centre for Infection Research, 38124, Brunswick, Germany.
Dietmar H PieperGroup Microbial Interactions and Processes, Helmholtz Centre for Infection Research, 38124, Brunswick, Germany.
Plamen PilarskiInstitute of Plant Physiology and Genetics BAS, 1113, Sofia, Bulgaria.
David KaftanCenter Algatech, Institute of Microbiology CAS, 37981, Třeboň, Czech Republic.
Michal KoblížekCenter Algatech, Institute of Microbiology CAS, 37981, Třeboň, Czech Republic.

Funding

Algatech Plus LO1416Czech Ministry of Education andCzech Ministry of Education "CENAKVA" (No. CZ.1.05/2.1.00/01.0024)GAČR 15-00113SGAČR 15-00703S
6 · The paper itself

Abstract

Genotypic and morphological diversity of cyanobacteria in the Rupite hot spring (Bulgaria) was investigated by means of optical microscopy, cultivation, single-cell PCR, and 16S rRNA gene amplicon sequencing. Altogether, 34 sites were investigated along the 71-39 °C temperature gradient. Analysis of samples from eight representative sites shown that Illumina, optical microscopy, and Roche 454 identified 72, 45 and 19% respective occurrences of all cumulatively present taxa. Optical microscopy failed to detect species of minor occurrence; whereas, amplicon sequencing technologies suffered from failed primer annealing and the presence of species with extensive extracellular polysaccharides production. Amplicon sequencing of the 16S rRNA gene V5-V6 region performed by Illumina identified the cyanobacteria most reliably to the generic level. Nevertheless, only the combined use of optical microscopy, cultivation and sequencing methods allowed for reliable estimate of the cyanobacterial diversity. Here, we show that Rupite hot-spring system hosts one of the richest cyanobacterial flora reported from a single site above 50 °C. Chlorogloeopsis sp. was the most abundant at the highest temperature (68 °C), followed by Leptolyngbya boryana, Thermoleptolyngbya albertanoae, Synechococcus bigranulatus, Oculatella sp., and Desertifilum sp. thriving above 60 °C, while Leptolyngbya geysericola, Geitlerinema splendidum, and Cyanobacterium aponinum were found above 50 °C.

Indexed as

MicrobiotaCyanobacteriaHot SpringsRNA, Ribosomal, 16SRNA, Ribosomal, 16SBulgariaCyanobacteriaExtremophileHot spring

Identifiers

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Read underepoch 390

Registered trials

None linked

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.