{"id":"W2023976280","doi":"10.1016/j.pss.2009.08.009","title":"Characterization of halophiles in natural MgSO4 salts and laboratory enrichment samples: Astrobiological implications for Mars","year":2009,"lang":"en","type":"article","venue":"Planetary and Space Science","topic":"Planetary Science and Exploration","field":"Physics and Astronomy","cited_by":43,"is_retracted":false,"has_abstract":false,"ca_institutions":"Western University","funders":"Natural Sciences and Engineering Research Council of Canada; Canadian Space Agency","keywords":"Halophile; Sulfate; Extremophile; Life on Mars; Archaea; Environmental chemistry; Astrobiology; Salt (chemistry); Chemistry; Mineralogy; Mars Exploration Program; Magnesium; Biomineralization; Biomass (ecology); Cyanobacteria; Bacteria; Geology; Microorganism; Biology; Oceanography","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0001957929,0.00006633587,0.00009591696,0.0000706911,0.0001144393,0.0000302874,0.00008554414,0.00001457072,0.00000320509],"category_scores_gemma":[0.000007768366,0.00005435209,0.000007598012,0.0002088296,0.000150656,0.0004158495,0.00001134608,0.00004331954,9.868189e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00000432963,"about_ca_system_score_gemma":0.00003631338,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00002482979,"about_ca_topic_score_gemma":0.0000112124,"domain_scores_codex":[0.9994627,0.00001234254,0.0001109262,0.0002053375,0.00005828334,0.0001504196],"domain_scores_gemma":[0.9997584,0.00004182136,0.00005563337,0.00007033628,0.00002551269,0.00004835492],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"observational","study_design_scores_codex":[0.00003877312,0.00004803129,0.412101,0.000006906599,0.000002724509,2.13456e-7,0.0003743231,0.0001406423,0.5685943,0.009373876,0.00002413333,0.009295032],"study_design_scores_gemma":[0.0001318606,0.0000970138,0.9949951,0.000009003085,0.000002997124,9.120014e-7,0.0001039754,0.00182554,0.001046983,0.001529511,0.0001861649,0.00007095026],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9977744,0.00005029828,0.0007804632,0.0009301163,0.00003712977,0.0001592172,0.0002304034,0.000005486029,0.0000325084],"genre_scores_gemma":[0.9980614,0.00002460748,0.001097696,0.00007366555,0.00002685088,0.00000428941,0.0007046378,7.719841e-7,0.000006081185],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.5828941,"threshold_uncertainty_score":0.2216414,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01216420205604817,"score_gpt":0.2290742866695119,"score_spread":0.2169100846134637,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}