| [1] | Acu？a MH, Connerney JEP, Ness NF, Lin RP, Mitchell D, et al. (1999) Global distribution of crustal magnetism discovered by the Mars Global Surveyor MAG/ER experiment. Science 284: 790–793.
|
| [2] | Biemann K (1979) The implications and limitations of the findings of the Viking Organic Analysis Experiment. J Mol Evol 14: 65–70.
|
| [3] | Chapelle FH, O'Neil K, Bradley PM, Methé BA, Ciufo SA, et al. (2002) A hydrogen-based subsurface microbial community dominated by methanogens. Nature 415: 312–315.
|
| [4] | Cleland CE, Chyba CF (2002) Defining life. Orig Life Evol Biosph 32: 387–393.
|
| [5] | Connerney JEP, Acuna MH, Wasilewski P, Ness NF, Reme H, et al. (1999) Magnetic lineations in the ancient crust of Mars. Science 284: 794–798.
|
| [6] | Feldman WC, Boynton WV, Tokar RL, Prettyman TH, Gasnault O, et al. (2002) Global distribution of neutrons from Mars: Results from Mars Odyssey. Science 297: 75–78.
|
| [7] | Friedmann EI, Wierzchos J, Ascaso C, Winklhofer M (2001) Chains of magnetite crystals in the meteorite ALH84001: Evidence of biological origin. Proc Natl Acad Sci U S A 98: 2176–2181.
|
| [8] | Hecht MH (2002) Metastability of liquid water on Mars. Icarus 156: 373–386.
|
| [9] | Kanavarioti A, Mancinelli RL (1990) Could organic matter have been preserved on Mars for 3.5 billion years? Icarus 84: 196–202.
|
| [10] | Klein HP (1978) The Viking biological experiments on Mars. Icarus 34: 666–674.
|
| [11] | Klein HP (1999) Did Viking discover life on Mars? Orig Life Evol Biosph 29: 625–631.
|
| [12] | Koshland DE (2002) The seven pillars of life. Science 295: 2215–2216.
|
| [13] | Lehninger AL (1975) Biochemistry. >New York: Worth. 1104 p.
|
| [14] | Levin GV, Straat PA (1981) A search for nonbiological explanation of the Viking labeled release life detection experiment. Icarus 45: 494–516.
|
| [15] | McKay CP (1991) Urey Prize lecture: Planetary evolution and the origin of life. Icarus 91: 92–100.
|
| [16] | McKay CP (1997) The search for life on Mars. Orig Life Evol Biosph 27: 263–289.
|
| [17] | Mileikowsky C, Cucinotta FA, Wilson JW, Gladman B, Horneck G, et al. (2000) Natural transfer of viable microbes in space. Icarus 145: 391–427.
|
| [18] | Pace N (2001) The universal nature of biochemistry. Proc Natl Acad Sci U S A 98: 805–808.
|
| [19] | Raven JA, Kübler JE, Beardall J (2000) Put out the light, and then put out the light. J Mar Biol Ass (UK) 80: 1–25.
|
| [20] | Schr？dinger E (1945) What is life? Cambridge: Cambridge University Press. 91 p.
|
| [21] | Stevens TO, McKinley JP (1995) Lithoautotrophic microbial ecosystems in deep basalt aquifers. Science 270: 450–454.
|
| [22] | Ultee A, Souvatzi N, Maniadi K, K？nig H (2004) Identification of the culturable and nonculturable bacterial population in ground water of a municipal water supply in Germany. J Appl Microbiol 96: 560–568.
|
| [23] | Weiss BP, Kirschvink JL, Baudenbacher FJ, Vali H, Peters NT, et al. (2000) A low temperature transfer of ALH84001 from Mars to Earth. Science 290: 791–795.
|
| [24] | Woese CR (1987) Bacterial evolution. Microbiol Rev 51: 221–271.
|
