Evidence map›Paper›PMID 30486384›Full record

ArticleLife (Basel, Switzerland)2018

How do Nucleotides Adsorb Onto Clays?

Ulysse Pedreira-Segade, Jihua Hao, Angelina Razafitianamaharavo, Manuel Pelletier, Virginie Marry, Sébastien Le Crom, Laurent J Michot, Isabelle Daniel

Abstract read
In one paragraph

Article in Life (Basel, Switzerland), 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

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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

8 authors.

Ulysse Pedreira-SegadeDepartment of Earth and Environmental Sciences, Rensselaer Polytechnic Institute, Troy, NY 12180, USA. ulysse.pedreira@ens-lyon.org.ORCID 0000-0002-7357-5345
Jihua HaoUniv Lyon, Université Lyon 1, Ens de Lyon, CNRS, UMR 5276 LGL-TPE, F-69622 Villeurbanne, France. jihua.hao@univ-lyon1.fr.ORCID 0000-0003-3657-050X
Angelina RazafitianamaharavoLaboratoire Interdisciplinaire des Environnements Continentaux, CNRS-Université de Lorraine, UMR 7360, 54501 Vandœuvre-lès-Nancy, France. angelina.razafitianamaharavo@univ-lorraine.fr.
Manuel PelletierLaboratoire Interdisciplinaire des Environnements Continentaux, CNRS-Université de Lorraine, UMR 7360, 54501 Vandœuvre-lès-Nancy, France. manuel.pelletier@univ-lorraine.fr.ORCID 0000-0003-0441-7228
Virginie MarryLaboratoire PHENIX, Sorbonne Université/CNRS UMR 8234, Case 51, 4 Place Jussieu, F-75005 Paris, France. virginie.marry@upmc.fr.
Sébastien Le CromLaboratoire PHENIX, Sorbonne Université/CNRS UMR 8234, Case 51, 4 Place Jussieu, F-75005 Paris, France. sebastien.le_crom@upmc.fr.
Laurent J MichotLaboratoire PHENIX, Sorbonne Université/CNRS UMR 8234, Case 51, 4 Place Jussieu, F-75005 Paris, France. laurent.michot@upmc.fr.
Isabelle DanielUniv Lyon, Université Lyon 1, Ens de Lyon, CNRS, UMR 5276 LGL-TPE, F-69622 Villeurbanne, France. isabelle.daniel@univ-lyon1.fr.ORCID 0000-0002-1448-7919

Funding

Agence Nationale de la Recherche ANR-10-LABX-0066Agence Nationale de la Recherche ANR-11-IDEX-0007Agence Nationale de la Recherche ANR-15-CE31-0010
6 · The paper itself

Abstract

Adsorption of prebiotic building blocks is proposed to have played a role in the emergence of life on Earth. The experimental and theoretical study of this phenomenon should be guided by our knowledge of the geochemistry of the habitable early Earth environments, which could have spanned a large range of settings. Adsorption being an interfacial phenomenon, experiments can be built around the minerals that probably exhibited the largest specific surface areas and were the most abundant, i.e., phyllosilicates. Our current work aims at understanding how nucleotides, the building blocks of RNA and DNA, might have interacted with phyllosilicates under various physico-chemical conditions. We carried out and refined batch adsorption studies to explore parameters such as temperature, pH, salinity, etc. We built a comprehensive, generalized model of the adsorption mechanisms of nucleotides onto phyllosilicate particles, mainly governed by phosphate reactivity. More recently, we used surface chemistry and geochemistry techniques, such as vibrational spectroscopy, low pressure gas adsorption, X-ray microscopy, and theoretical simulations, in order to acquire direct data on the adsorption configurations and localization of nucleotides on mineral surfaces. Although some of these techniques proved to be challenging, questioning our ability to easily detect biosignatures, they confirmed and complemented our pre-established model.

Indexed as

adsorptiongeochemistryorigins of lifephyllosilicatessurface chemistry

Identifiers

PMID30486384
PMCPMC6316844

What OpenQuestion holds

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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.