The Prebiom project

The PREBIOM project deals with a fundamental question that has been the subject of passionate debates, i.e. the mechanisms through which life could have emerged on planet Earth.

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Le projet Prebiom

Le projet PREBIOM traite d’une question fondamentale qui a fait et fait encore l’objet de débats passionnés, i.e. les mécanismes qui ont permis l’émergence de la vie sur Terre.

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353 392
ANR Grant
PhD & Graduate Students



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Effects of salinity on the adsorption of nucleotides onto phyllosilicates

Article in Physical Chemistry Chemical Physics 20(3) December 2017 DOI: 10.1039/C7CP07004G Ulysse Pedreira-Segade, Laurent…

Adsorption of nucleotides on clay surfaces: Effects of mineral composition, pH and solution salts

Article in Applied Clay Science 190, 1 June 2020 DOI: 10.1016/j.clay.2020.105544 Pierre Mignon, Gwenaëlle…

Compatibility of Amino Acids in Ice Ih: Implications for the Origin of Life

Article in Astrobiology 18(4) April 2018 DOI: 10.1089/ast.2017.1735 Jihua Hao, Elena Giovenco, Ulysse…

How do Nucleotides Adsorb Onto Clays?

Article in Life 8(4) November 2018 DOI: 10.3390/life8040059 Ulysse Pedreira-Segade, Jihua Hao, Angelina Razafitianamaharavo,…

Transition Metals Enhance the Adsorption of Nucleotides onto Clays: Implications for the Origin of Life

Article in ACS Earth and Space Chemistry, 3(1) November 18, 2019 DOI: 10.1021/acsearthspacechem.8b00145 Jihua…

Spontaneous Polymerization of Glycine under Hydrothermal Conditions

Article in ACS Earth and Space Chemistry, 3(8) July 12, 2019 DOI: 10.1021/acsearthspacechem.9b00043 Ulysse…

Detection of nucleotides adsorbed onto clay by UV resonant raman spectroscopy: A step towards the search for biosignatures on Mars.

Article in Applied Clay Science 105824 DOI:0.1016/j.clay.2020.105824 Gilles Montagnac, Jihua Hao, Ulysse Pedreira-Segade and…