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The evolution of organic matter in space.

Ehrenfreund P, Spaans M, Holm NG. Ehrenfreund P, et al. Philos Trans A Math Phys Eng Sci. 2011 Feb 13;369(1936):538-54. doi: 10.1098/rsta.2010.0231. Philos Trans A Math Phys Eng Sci. 2011. PMID: 21220279 Review.

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Taxonomic and functional analyses of intact microbial communities thriving in extreme, astrobiology-relevant, anoxic sites.

Bashir AK, Wink L, Duller S, Schwendner P, Cockell C, Rettberg P, Mahnert A, Beblo-Vranesevic K, Bohmeier M, Rabbow E, Gaboyer F, Westall F, Walter N, Cabezas P, Garcia-Descalzo L, Gomez F, Malki M, Amils R, Ehrenfreund P, Monaghan E, Vannier P, Marteinsson V, Erlacher A, Tanski G, Strauss J, Bashir M, Riedo A, Moissl-Eichinger C. Bashir AK, et al. Among authors: ehrenfreund p. Microbiome. 2021 Feb 18;9(1):50. doi: 10.1186/s40168-020-00989-5. Microbiome. 2021. PMID: 33602336 Free PMC article.

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Detectability of biosignatures in a low-biomass simulation of martian sediments.

Stevens AH, McDonald A, de Koning C, Riedo A, Preston LJ, Ehrenfreund P, Wurz P, Cockell CS. Stevens AH, et al. Among authors: ehrenfreund p. Sci Rep. 2019 Jul 4;9(1):9706. doi: 10.1038/s41598-019-46239-z. Sci Rep. 2019. PMID: 31273294 Free PMC article.

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Biota and biomolecules in extreme environments on Earth: implications for life detection on Mars.

Aerts JW, Röling WF, Elsaesser A, Ehrenfreund P. Aerts JW, et al. Among authors: ehrenfreund p. Life (Basel). 2014 Oct 13;4(4):535-65. doi: 10.3390/life4040535. Life (Basel). 2014. PMID: 25370528 Free PMC article. Review.

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Ethical considerations for planetary protection in space exploration: a workshop.

Rummel JD, Race MS, Horneck G; Princeton Workshop Participants. Rummel JD, et al. Astrobiology. 2012 Nov;12(11):1017-23. doi: 10.1089/ast.2012.0891. Epub 2012 Oct 24. Astrobiology. 2012. PMID: 23095097 Free PMC article.

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Astrochemistry: Fullerene solves an interstellar puzzle.

Ehrenfreund P, Foing B. Ehrenfreund P, et al. Nature. 2015 Jul 16;523(7560):296-7. doi: 10.1038/523296a. Nature. 2015. PMID: 26178960 No abstract available.

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Experimentally tracing the key steps in the origin of life: The aromatic world.

Ehrenfreund P, Rasmussen S, Cleaves J, Chen L. Ehrenfreund P, et al. Astrobiology. 2006 Jun;6(3):490-520. doi: 10.1089/ast.2006.6.490. Astrobiology. 2006. PMID: 16805704 Review.

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Proteomic and Metabolomic Characteristics of Extremophilic Fungi Under Simulated Mars Conditions.

Blachowicz A, Chiang AJ, Elsaesser A, Kalkum M, Ehrenfreund P, Stajich JE, Torok T, Wang CCC, Venkateswaran K. Blachowicz A, et al. Among authors: ehrenfreund p. Front Microbiol. 2019 May 15;10:1013. doi: 10.3389/fmicb.2019.01013. eCollection 2019. Front Microbiol. 2019. PMID: 31156574 Free PMC article.

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Impact of Simulated Martian Conditions on (Facultatively) Anaerobic Bacterial Strains from Different Mars Analogue Sites.

Beblo-Vranesevic K, Bohmeier M, Schleumer S, Rabbow E, Perras AK, Moissl-Eichinger C, Schwendner P, Cockell CS, Vannier P, Marteinsson VT, Monaghan EP, Riedo A, Ehrenfreund P, Garcia-Descalzo L, Gómez F, Malki M, Amils R, Gaboyer F, Hickman-Lewis K, Westall F, Cabezas P, Walter N, Rettberg P. Beblo-Vranesevic K, et al. Among authors: ehrenfreund p. Curr Issues Mol Biol. 2020;38:103-122. doi: 10.21775/cimb.038.103. Epub 2020 Jan 22. Curr Issues Mol Biol. 2020. PMID: 31967578 Free article.

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Cosmic carbon chemistry: from the interstellar medium to the early Earth.

Ehrenfreund P, Cami J. Ehrenfreund P, et al. Cold Spring Harb Perspect Biol. 2010 Dec;2(12):a002097. doi: 10.1101/cshperspect.a002097. Epub 2010 Jun 16. Cold Spring Harb Perspect Biol. 2010. PMID: 20554702 Free PMC article. Review.

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