Published in Proc Natl Acad Sci U S A on October 23, 2006
Recent developments in instrumentation for capillary electrophoresis and microchip-capillary electrophoresis. Electrophoresis (2010) 0.95
Sulfate minerals: a problem for the detection of organic compounds on Mars? Astrobiology (2015) 0.85
An origin of life on Mars. Cold Spring Harb Perspect Biol (2010) 0.80
On the ability of the Viking gas chromatograph-mass spectrometer to detect organic matter. Proc Natl Acad Sci U S A (2007) 0.80
AstRoMap European Astrobiology Roadmap. Astrobiology (2016) 0.78
The Astrobiology Primer v2.0. Astrobiology (2016) 0.75
Chloromethane release from carbonaceous meteorite affords new insight into Mars lander findings. Sci Rep (2014) 0.75
Mars-like soils in the Atacama Desert, Chile, and the dry limit of microbial life. Science (2003) 2.60
Sterile soil from Antarctica: organic analysis. Science (1969) 1.69
Spectroscopic identification of carbonate minerals in the martian dust. Science (2003) 1.62
The missing organic molecules on Mars. Proc Natl Acad Sci U S A (2000) 1.45
In situ evidence for an ancient aqueous environment at Meridiani Planum, Mars. Science (2004) 1.39
Development and evaluation of a microdevice for amino acid biomarker detection and analysis on Mars. Proc Natl Acad Sci U S A (2005) 1.20
Search for organic and volatile inorganic compounds in two surface samples from the chryse planitia region of Mars. Science (1976) 0.99
The implications and limitations of the findings of the Viking organic analysis experiment. J Mol Evol (1979) 0.99
The viking biological investigation: preliminary results. Science (1976) 0.99
The Mars oxidant experiment (MOx) for Mars '96. Planet Space Sci (1999) 0.91
A search for extraterrestrial amino acids in carbonaceous Antarctic micrometeorites. Orig Life Evol Biosph (1998) 0.89
Mineralogic and petrologic implications of viking geochemical results from Mars: interim report. Science (1976) 0.84
The viking carbon assimilation experiments: interim report. Science (1976) 0.82
Antarctic climate cooling and terrestrial ecosystem response. Nature (2002) 3.25
Microbiology: eukaryotic diversity in Spain's River of Fire. Nature (2002) 2.61
Mars-like soils in the Atacama Desert, Chile, and the dry limit of microbial life. Science (2003) 2.60
Signatures of a shadow biosphere. Astrobiology (2009) 1.65
Why O2 is required by complex life on habitable planets and the concept of planetary "oxygenation time". Astrobiology (2005) 1.63
Comparative microbial ecology study of the sediments and the water column of the Río Tinto, an extreme acidic environment. FEMS Microbiol Ecol (2012) 1.58
Hypolithic cyanobacteria, dry limit of photosynthesis, and microbial ecology in the hyperarid Atacama Desert. Microb Ecol (2006) 1.52
Ancient origins determine global biogeography of hot and cold desert cyanobacteria. Nat Commun (2011) 1.50
Stochastic and deterministic processes interact in the assembly of desert microbial communities on a global scale. ISME J (2011) 1.47
Stereo-specific glucose consumption may be used to distinguish between chemical and biological reactivity on Mars: a preliminary test on Earth. Astrobiology (2009) 1.43
Endolithic cyanobacteria in halite rocks from the hyperarid core of the Atacama Desert. Astrobiology (2006) 1.38
Hypolithic microbial communities: between a rock and a hard place. Environ Microbiol (2012) 1.28
Microbial community structure across the tree of life in the extreme Río Tinto. ISME J (2010) 1.28
Survival of endospores of Bacillus subtilis on spacecraft surfaces under simulated martian environments: implications for the forward contamination of Mars. Icarus (2003) 1.27
Hypolithic community shifts occur as a result of liquid water availability along environmental gradients in China's hot and cold hyperarid deserts. Environ Microbiol (2007) 1.20
Comparative analysis of the microbial communities inhabiting halite evaporites of the Atacama Desert. Int Microbiol (2010) 1.19
Methane drizzle on Titan. Nature (2006) 1.19
Stability against freezing of aqueous solutions on early Mars. Nature (2009) 1.18
Geomicrobiology of La Zarza-Perrunal acid mine effluent (Iberian Pyritic Belt, Spain). Appl Environ Microbiol (2011) 1.18
Development and characterization of a novel C-terminal inhibitor of Hsp90 in androgen dependent and independent prostate cancer cells. BMC Cancer (2011) 1.17
Isotope ratios of H, C, and O in CO2 and H2O of the martian atmosphere. Science (2013) 1.15
Eukaryotic community distribution and its relationship to water physicochemical parameters in an extreme acidic environment, Rio Tinto (southwestern Spain). Appl Environ Microbiol (2006) 1.14
Cyanobacterial ecology across environmental gradients and spatial scales in China's hot and cold deserts. FEMS Microbiol Ecol (2007) 1.10
Microbial diversity in anaerobic sediments at Rio Tinto, a naturally acidic environment with a high heavy metal content. Appl Environ Microbiol (2011) 1.08
Analysis of microbial community during biofilm development in an anaerobic wastewater treatment reactor. Microb Ecol (2007) 1.08
Distribution and seasonal variability in the benthic eukaryotic community of Río Tinto (SW, Spain), an acidic, high metal extreme environment. Syst Appl Microbiol (2007) 1.08
Microbial life at -13 °C in the brine of an ice-sealed Antarctic lake. Proc Natl Acad Sci U S A (2012) 1.06
Hypolithic and soil microbial community assembly along an aridity gradient in the Namib Desert. Extremophiles (2013) 1.04
An oligonucleotide prokaryotic acidophile microarray: its validation and its use to monitor seasonal variations in extreme acidic environments with total environmental RNA. Environ Microbiol (2008) 1.02
Formation and character of an ancient 19-m ice cover and underlying trapped brine in an "ice-sealed" east Antarctic lake. Proc Natl Acad Sci U S A (2002) 1.02
Discovery of natural perchlorate in the Antarctic Dry Valleys and its global implications. Environ Sci Technol (2010) 1.02
Colonization patterns of soil microbial communities in the Atacama Desert. Microbiome (2013) 1.02
Hypolithic cyanobacteria supported mainly by fog in the coastal range of the Atacama Desert. Microb Ecol (2010) 1.00
Development and structure of eukaryotic biofilms in an extreme acidic environment, rio tinto (SW, Spain). Microb Ecol (2007) 1.00
Contrasting microbial community assembly hypotheses: a reconciling tale from the Río Tinto. PLoS One (2008) 1.00
Microbial community composition of Tirez lagoon (Spain), a highly sulfated athalassohaline environment. Aquat Biosyst (2013) 0.99
Organic haze on Titan and the early Earth. Proc Natl Acad Sci U S A (2006) 0.98
Molecular characterization and in situ quantification of anoxic arsenite-oxidizing denitrifying enrichment cultures. FEMS Microbiol Ecol (2009) 0.98
Inhibition of carbonate synthesis in acidic oceans on early Mars. Nature (2004) 0.96
Preferential use of an anode as an electron acceptor by an acidophilic bacterium in the presence of oxygen. Appl Environ Microbiol (2008) 0.96
Phenotypic properties and microbial diversity of methanogenic granules from a full-scale upflow anaerobic sludge bed reactor treating brewery wastewater. Appl Environ Microbiol (2006) 0.95
A molecular approach to the characterization of the eukaryotic communities of an extreme acidic environment: methods for DNA extraction and denaturing gradient gel electrophoresis analysis. Syst Appl Microbiol (2006) 0.95
Pleural effusion secondary to minoxidil in a peritoneal dialysis patient. Nephrol Dial Transplant (2004) 0.95
Hygroscopic salts and the potential for life on Mars. Astrobiology (2010) 0.93
Cyanobacteria and chloroflexi-dominated hypolithic colonization of quartz at the hyper-arid core of the Atacama Desert, Chile. Extremophiles (2010) 0.93
The HiPIP from the acidophilic Acidithiobacillus ferrooxidans is correctly processed and translocated in Escherichia coli, in spite of the periplasm pH difference between these two micro-organisms. Microbiology (2005) 0.92
Microbial Diversity and Its Relationship to Physicochemical Characteristics of the Water in Two Extreme Acidic Pit Lakes from the Iberian Pyrite Belt (SW Spain). PLoS One (2013) 0.90
Eukaryotic microbial diversity of phototrophic microbial mats in two Icelandic geothermalhot springs. Int Microbiol (2010) 0.90
Enrichment and isolation of acidophilic sulfate-reducing bacteria from Tinto River sediments. Environ Microbiol Rep (2013) 0.90
The formation of sulfate and elemental sulfur aerosols under varying laboratory conditions: implications for early earth. Astrobiology (2010) 0.90
Description of four novel psychrophilic, ionizing radiation-sensitive Deinococcus species from alpine environments. Int J Syst Evol Microbiol (2008) 0.89
Ultraviolet radiation-induced limitation to epilithic microbial growth in arid deserts--dosimetric experiments in the hyperarid core of the Atacama Desert. J Photochem Photobiol B (2007) 0.89
Growth of methanogens on a Mars soil simulant. Orig Life Evol Biosph (2004) 0.89
Testing the limits of biological tolerance to arsenic in a fungus isolated from the River Tinto. Environ Microbiol (2003) 0.89
Pin-site myiasis: an emerging infectious complication of external bone fixation? Int J Infect Dis (2008) 0.87
Efficient, "tin-free" radical cyclization to aromatic systems. synthesis of 5,6,8,9,10,11-hexahydroindolo[2,1-a]isoquinolines. J Org Chem (2004) 0.87
Underground habitats in the Río Tinto basin: a model for subsurface life habitats on Mars. Astrobiology (2008) 0.87
A preliminary survey of non-lichenized fungi cultured from the hyperarid Atacama Desert of Chile. Astrobiology (2006) 0.87
Draft genome sequence of the electricigen Acidiphilium sp. strain PM (DSM 24941). J Bacteriol (2011) 0.87
Methanogenesis in the sediments of Rio Tinto, an extreme acidic river. Environ Microbiol (2011) 0.86
Photosynthetic performance of phototrophic biofilms in extreme acidic environments. Environ Microbiol (2011) 0.86
Astrobiology through the ages of Mars: the study of terrestrial analogues to understand the habitability of Mars. Astrobiology (2010) 0.86
Prokaryotic community structure in algal photosynthetic biofilms from extreme acidic streams in Río Tinto (Huelva, Spain). Int Microbiol (2008) 0.86
Microbial community composition of anoxic marine sediments in the Bay of Cádiz (Spain). Int Microbiol (2011) 0.85
Is abdominal surgery still a contraindication for peritoneal dialysis? Nephrol Dial Transplant (2007) 0.85
Anaerobic degradation of linear alkylbenzene sulfonates in coastal marine sediments. Environ Sci Technol (2007) 0.84
Tolerance to cadmium in Chlamydomonas sp. (Chlorophyta) strains isolated from an extreme acidic environment, the Tinto River (SW, Spain). Aquat Toxicol (2005) 0.84
Prebiotic-like chemistry on Titan. Chem Soc Rev (2012) 0.84
Proteomic analysis of the response of an acidophilic strain of Chlamydomonas sp. (Chlorophyta) to natural metal-rich water. Proteomics (2010) 0.84
Purification and biological characterization of halocin H1 from Haloferax mediterranei M2a. Int Microbiol (2002) 0.84
Spatial heterogeneity of bacterial populations in monomictic Lake Estanya (Huesca, Spain). Microb Ecol (2008) 0.83
Expedient entry to the piperazinohydroisoquinoline ring system using a sequential Ugi/Pictet-Spengler/reductive methylation reaction protocol. Chem Commun (Camb) (2011) 0.83
Noachian and more recent phyllosilicates in impact craters on Mars. Proc Natl Acad Sci U S A (2010) 0.83
Straightforward four-component access to spiroindolines. Chem Commun (Camb) (2011) 0.82
Screening of anaerobic activities in sediments of an acidic environment: Tinto River. Extremophiles (2012) 0.82
Chance and necessity in biochemistry: implications for the search for extraterrestrial biomarkers in Earth-like environments. Astrobiology (2014) 0.82
An improved semiquantitative method for elemental analysis of plants using inductive coupled plasma mass spectrometry. Biol Trace Elem Res (2011) 0.82
Extracellular matrix assembly in extreme acidic eukaryotic biofilms and their possible implications in heavy metal adsorption. Aquat Toxicol (2008) 0.81
Quantification of Tinto River sediment microbial communities: importance of sulfate-reducing bacteria and their role in attenuating acid mine drainage. Appl Environ Microbiol (2012) 0.81
Reconstructing evolutionary relationships from functional data: a consistent classification of organisms based on translation inhibition response. Mol Phylogenet Evol (2004) 0.81
Haze aerosols in the atmosphere of early Earth: manna from heaven. Astrobiology (2004) 0.81
Life and applications of extremophiles. Environ Microbiol (2011) 0.81
Deinococcus peraridilitoris sp. nov., isolated from a coastal desert. Int J Syst Evol Microbiol (2007) 0.81
Epidemiology of the Cnidarian Physalia physalis stings attended at a health care center in beaches of Adicora, Venezuela. Travel Med Infect Dis (2012) 0.81
Molecular characterization of bacteria from permafrost of the Taylor Valley, Antarctica. FEMS Microbiol Ecol (2014) 0.80
New xanthate-based radical cyclization onto alkynes. Chem Commun (Camb) (2010) 0.80
Key science questions from the second conference on early Mars: geologic, hydrologic, and climatic evolution and the implications for life. Astrobiology (2005) 0.79
Reduction in haze formation rate on prebiotic Earth in the presence of hydrogen. Astrobiology (2009) 0.79
Extraction of extracellular polymeric substances from extreme acidic microbial biofilms. Appl Microbiol Biotechnol (2008) 0.79
The PROCESS experiment: amino and carboxylic acids under Mars-like surface UV radiation conditions in low-earth orbit. Astrobiology (2012) 0.79
Efficient, intermolecular, oxidative radical alkylation of heteroaromatic systems under "tin-free" conditions. Chem Commun (Camb) (2003) 0.79