The miniaturized Raman system and detection of traces of life in halite from the Atacama desert: Some considerations for the search for life signatures on Mars

Astrobiology

Volumn 12, Issue 12, 2012, Pages 1095-1099

  Vítek, Petr ^a   Jehlička, Jan ^a   Edwards, Howell G M ^b,c   Hutchinson, Ian ^c   Ascaso, Carmen ^d   Wierzchos, Jacek ^d  

^a CHARLES UNIVERSITY   (Czech Republic)

^b UNIVERSITY OF BRADFORD   (United Kingdom)

^c UNIVERSITY OF LEICESTER   (United Kingdom)

^d MUSEO NACIONAL DE CIENCIAS NATURALES   (Spain)

Author keywords

Atacama; Biomarker detection; Mars; Miniaturized portable Raman

Indexed keywords

BIOLOGICAL MARKER; CAROTENOID; INDOLE DERIVATIVE; MINERAL; PHENOL DERIVATIVE; SCYTONEMIN;

ARTICLE; ASTRONOMY; CHEMISTRY; MICROCLIMATE; RAMAN SPECTROMETRY;

BIOLOGICAL MARKERS; CAROTENOIDS; EXTRATERRESTRIAL ENVIRONMENT; INDOLES; MARS; MINERALS; PHENOLS; SPECTRUM ANALYSIS, RAMAN;

EID: 84871027928     PISSN: 15311074     EISSN: None     Source Type: Journal    
DOI: 10.1089/ast.2012.0879     Document Type: Article

References (19)

1. De los Ri'os, A., Valea, S., Ascaso, C., Davila, A., Kaš tovský, J., McKay, C.P., Gómez-Silva, B., and Wierzchos, J. (2010) Comparative analysis of the microbial communities inhabiting halite evaporites of the Atacama Desert. Int Microbiol 13:79-89
2. Dickensheets, D.L., Wynn-Williams, D.D., Edwards, H.G.M., Schoen, C., Crowder, C., and Newton, E.M. (2000) A novel miniature confocal microscope/Raman spectrometer system for biomolecular analysis on future Mars missions after Antarctic trials. J Raman Spectrosc 31:633-635
3. Edwards, H.G.M., Garcia-Pichel, F., Newton, E.M., and Wynn- Williams, D.D. (2000) Vibrational Raman spectroscopic study of scytonemin, the UV-protective cyanobacterial pigment. Spectrochim Acta A Mol Biomol Spectrosc 56:193-200
4. Edwards, H.G.M., Moody, C.D., Villar, S.E.J., and Wynn- Williams, D.D. (2005) Raman spectroscopic detection of key biomarkers of cyanobacteria and lichen symbiosis in extreme Antarctic habitats: Evaluation for Mars lander missions. Icarus 174:560-571
5. Fendrihan, S., Musso, M., and Stan-Lotter, H. (2009) Raman spectroscopy as a potential method for the detection of extremely halophilic archaea embedded in halite in terrestrial and possibly extraterrestrial samples. J Raman Spectrosc 40:1996-2003
6. Jehlička, J., Vítek, P., and Edwards, H.G.M. (2009) Raman spectra of organic acids obtained using a portable instrument at - 5č in a mountain area at 2000m above sea level. J Raman Spectrosc 41:440-444
7. Marshall, C.P., Carter, E.A., Leuko, S., and Javaux, E.J. (2006) Vibrational spectroscopy of extant and fossil microbes: Relevance for the astrobiological exploration of Mars. Vib Spectrosc 41:182-189
8. Marshall, C.P., Leuko, S., Coyle, C.M., Walter, M.R., Burns, B.P., and Neilan, B.A. (2007) Carotenoid analysis of halophilic archaea by resonance Raman spectroscopy. Astrobiology 7:631-643
9. McKay, C.P., Friedmann, E.I., Gómez-Silva, B., Ca'ceres- Villanueva, L., and Andersen, D.T. (2003) Temperature and moisture conditions for life in the extreme arid region of the Atacama Desert: Four years of observations including the El Niño of 1997-1998. Astrobiology 3:393-406
10. Merlin, J.C. (1985) Resonance Raman spectroscopy of carotenoids and carotenoid-containing systems. Pure Appl Chem 57:785-792
11. Russell, N.C., Edwards, H.G.M., and Wynn-Williams, D.D. (1998) FT-Raman spectroscopic analysis of endolithic microbial communities from Beacon sandstone in Victoria Land, Antarctica. Antarct Sci 10:63-74
12. Vandenabeele, P., Jehlička, J., Vi'tek, P., and Edwards, H.G.M. (2012) On the Raman spectroscopic detection limits for the analysis of biomarkers in solid matrices. Planet Space Sci 62: 48-54
13. Villar, S.E.J., Edwards, H.G.M., and Cockell, C.S. (2005) Raman spectroscopy of endoliths from Antarctic cold desert environments. Analyst 130:156-162
14. Vítek, P., Jehlička, J., Edwards, H.G.M., and Osterrothová, K. (2009) Identification of b-carotene in an evaporitic matrix - evaluation of Raman spectroscopic analysis for astrobiological research on Mars. Anal Bioanal Chem 393:1967-1975
15. Vi'tek, P., Edwards, H.G.M., Jehlička, J., Ascaso, C., de los Ri'os, A., Valea, S., Villar, S.E.J., Davila, A.F., and Wierzchos, J. (2010) Microbial colonization of halite from the hyper-arid Atacama Desert studied by Raman spectroscopy. Philos Transact A Math Phys Eng Sci 368:3205-3221
16. Vi'tek, P., Ali, E.M.A., Edwards, H.G.M., Jehlička, J., Cox, R., and Page, K. (2012) Evaluation of portable Raman spectrometer with 1064nm excitation for geological and forensic applications. Spectrochim Acta A Mol Biomol Spectrosc 86: 320-327
17. Wierzchos, J., Ascaso, C., and McKay, C.P. (2006) Endolithic cyanobacteria in halite rocks from the hyperarid core of the Atacama Desert. Astrobiology 6:415-422
18. Wynn-Williams, D.D. and Edwards, H.G.M. (2000a) Proximal analysis of regolith habitats and protective biomolecules in situ by laser Raman spectroscopy: Overview of terrestrial Antarctic habitats and Mars analogs. Icarus 144:486-503
19. Wynn-Williams, D.D. and Edwards, H.G.M. (2000b) Antarctic ecosystems as models for extraterrestrial surface habitats. Planet Space Sci 48:1065-1075.