Evidence map›Paper›PMID 24141552›Full record

ArticleExtremophiles : life under extreme conditions2014

Gloeocapsopsis AAB1, an extremely desiccation-tolerant cyanobacterium isolated from the Atacama Desert.

Armando Azua-Bustos, Jorge Zúñiga, Cristián Arenas-Fajardo, Marcelo Orellana, Loreto Salas, Vicuña Rafael

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Article in Extremophiles : life under extreme conditions, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

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20citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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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

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3 · Its place in the literature

Who cites it

20 citing papers in PubMed.

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  12. Emendation of the Coccoid Cyanobacterial GenusFrontiers in microbiology · 2021
    Article
  13. Loss of Filamentous Multicellularity inJournal of bacteriology · 2020
    Article
  14. Article
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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Armando Azua-BustosDepartamento de Genética Molecular y Microbiología, Facultad de Ciencias Biológicas, Pontificia Universidad Católica de Chile, Alameda 340, Santiago, Chile, ajazua@uc.cl.
Jorge Zúñiga
Cristián Arenas-Fajardo
Marcelo Orellana
Loreto Salas
Vicuña Rafael

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The comprehensive study of microorganisms that evolved in the Atacama Desert, the driest and oldest on earth, may help to understand the key role of water for life. In this context, we previously characterized the microenvironment that allows colonization of the underside of quartzes in the Coastal Range of this desert by hypolithic microorganisms (Azua-Bustos et al. Microb Ecol 58:568-581, 2011). Now, we describe the biodiversity composition of these biofilms and the isolation from it of a new cyanobacterial strain. Based on morphologic and phylogenetic analyses, this isolate (AAB1) was classified as a new member of the Gloeocapsopsis genus. Physiological, morphological and molecular responses by isolate AAB1 show that this strain is extremely tolerant to desiccation. Our results also indicate that the isolate biosynthesizes sucrose and trehalose in response to this stressful condition. We identified two candidate genes involved in sucrose synthesis, namely sucrose 6-phosphate synthase and sucrose 6-phosphate phosphatase. Thus, the Gloeocapsopsis isolate AAB1 may represent a suitable model for understanding tolerance to low water availability.

Indexed as

Adaptation, PhysiologicalDesert ClimateDesiccationSoil MicrobiologyBiofilmsChileCyanobacteriaPhylogenyRNA, BacterialRNA, RibosomalSucroseTrehaloseRNA, BacterialRNA, RibosomalSucroseTrehalose

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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.