Biohydrometallurgy 2009

Biohydrometallurgy: What is its Future?Microbial Ecology of a Natural Extreme Acidic Environment: Lessons from R?o TintoMicrobial Succession during a Heap Bioleaching Cycle of Low Grade Copper Sulphides. Does this Knowledge Mean a Real Input for Industrial Process Design and Control?New Perspectives in Mine Water MicrobiologyGeomicrobiology of Sulfidic Mine Dumps: A Short ReviewMicrobes in Waste Water Samples from Mining EnvironmentsDiversity of Iron Oxidizing Bacteria from Various Sulfidic Mine Waste Dumps
Acidithiobacillus Played Important Role in Zijinshan Commercial Low-Grade Copper Bioleaching HeapMicrobial Diversity and Genetic Response to Stress Conditions of Extremophilic Bacteria Isolated from the Escondida Copper MineCharacterization of Oxidizing Activity of a Microbial Community in an Industrial Bioleaching HeapComparison between the Bacterial Populations from Solutions and Minerals in 1 m Test Columns and the Industrial Low Grade Copper Sulphide Bioleaching Process in the Escondida Mine, ChileAcidianus Brierleyi is the Dominant Thermoacidophile in a Bioleaching Community Processing Chalcopyrite Containing Concentrates at 70?CPopulation Dynamics of a Low-Grade Chalcopyrite Bioleaching ColumnPyrite Oxidation by Halotolerant, Thermotolerant BacteriaAdaptation and Evolution of Microbial Consortia in a Stirred Tank Reactor Bioleaching System: Indigenous Population versus a Defined ConsortiumAssessment of Microbial Adhesion in Mixed Cultures to Sulfide Minerals Using CARD-FISH TechniquesAcidophilic Microorganisms from Geothermal Copahue Volcano System. Assessment of Biotechnological ApplicationsMolecular and Morphological Characterization of Cultures from the Extreme Environmental Area of Copahue Volcano-ArgentinaEvidence for Iron- and Sulfur-Oxidizing Bacteria and Archaea in a Currently Active Lignite Mining Area of Lusatia (Eastern Germany)Microbial Diversity by Substrate Utilization Profiles of Lignite Mines Samples of Gujarat, IndiaLong Term Studies on the Impact of Thionic Bacteria on the Global Pollution of Waters with Toxic IonsCharacterization of the Anoxic Sediments of Rio Tinto: Biohydrometallurgical ImplicationsComparison between Acid Mine Effluents, La Zarza-Perrunal and R?o Tinto (Iberian Pyritic Belt)Microbial Diversity in a Brazilian Acid Moderate Drainage and Experimental Nickel Bioleaching SystemMicrobial Impact on Arsenic Mobilization in Zloty Stok Gold MineIsolation of Novel Iron-Oxidizing Bacteria from an Acid Mine Water Treatment PlantCharacterisation of Oxalate-Degrading Microorganisms in Bioreactors Treating Bayer Liquor Organic MaterialsStudying and Identifying the Biocorrosion of Water Supply Pipes in Copper MineDiversity of Culturable Bacteria in an Alkaliphilic Sulfur-Oxidizing Microbial ConsortiumComparative Genomics Begins to Unravel the Ecophysiology of BioleachingAnalysis of Sulfur Metasecretome in Mixed Cultures of Acidithiobacillus Thiooxidans and Acidithiobacillus FerrooxidansDesign and Use of Oligonucleotide Microarrays for Identification of Biomining MicroorganismsNucleic Aacid Extraction from Biomining MicroorganismsRegulation of the Iron and Sulfur Oxidation Pathways in the Acidophilic Acidithiobacillus FerrooxidansPhysiological and Phylogenetic Heterogeneity among Iron-Oxidizing Acidithiobacillus spp., and Characteristics of the Novel Species Acidithiobacillus FerrivoransChromosomal Arsenic Resistance Genes from Sulfobacillus Thermosulfidooxidans and a Demonstration that the Genetic Diversity of arsB among the Sulfobacilli is Similar to that of their 16S rRNA GenesCharacterization of Biofilm Formation by the Bioleaching Acidophilic Bacterium Acidithiobacillus Ferrooxidans by a Microarray Transcriptome AnalysisA Preliminary Differential Proteomic Analysis of the Periplasmic Fraction in Acidithiobacillus Ferrooxidans Planktonic and Attached Cells Exposed to ChalcopyriteThe Secretome of the Extremophilic Acidithiobacillus Ferrooxidans ATCC 23270A 300 kpb Genome Segment, Including a Complete Set of tRNA Genes, is Dispensable for Acidithiobacillus FerrooxidansSmall Regulatory RNAs in Acidithiobacillus Ferrooxidans: Case Studies of 6S RNA and FrrPrediction of FNR Regulated Genes and Metabolic Pathways Potentially Involved in Anaerobic Growth of Acidithiobacillus FerrooxidansRegulation of Expression of the PetI Operon Involved in Iron Oxidation in the Biomining Bacterium Acidithiobacillus FerrooxidansPredicting the Function of Hypothetical Genes in Genomes of Bioleaching MicroorganismsGene Organization and CO2-Responsive Expression of Four cbb Operons in the Biomining Bacterium Acidithiobacillus FerrooxidansProtein Function in Extremely Acidic Conditions: Molecular Simulations of a Predicted Aquaporin and a Potassium Channel in Acidithiobacillus FerrooxidansGenomic Lessons from Biomining Organisms: Case Study of the Acidithiobacillus GenusPredicted CO/CO2 Fixation in Ferroplasma spp. via a Novel Chimaeric PathwayC-di-GMP Pathway in Biomining BacteriaDifferential Gene Expression of Industrial Bioleaching Transcriptomes by Leptospirillum Ferrooxidans DNA MicroarrayNormalization of Quantitative Real-Time PCR Data of Identified Genes from an Industrial Bioleaching OperationElemental Ultrastructure of Bioleaching Bacteria and Archaea Grown on Different Energy SourcesSulfur Oxygenase Reductase in Different Acidithiobacillus Caldus-Like StrainsReduction of Cytochrome c by Tetrathionate in the Presence of Tetrathionate Hydrolase Purified from Sulfur-Grown Acidithiobacillus Ferrooxidans ATCC 23270Some Physiological Properties of Three Novel Fe(II)- and Sulfur-Oxidizing Strains Affiliated to AlicyclobacillusSubstrate Utilisation by Sulfobacillus Thermosulfidooxidans in Mixed Ferrous Ion and Tetrathionate Growth MediumKinetics of Ferrous Iron Oxidation by Leptospirillum Ferriphilum at Moderate to High Total Iron ConcentrationsKinetics of Microbial Ferrous-Iron Oxidation by Leptospirillum Ferriphilum: Effect of Ferric-Iron on Biomass GrowthExperimental Study of Ferrous Iron Biooxidation by Leptospirillum Ferriphilum in Different Biofilm ReactorsEffect of the Energy and Carbon Source Limitations and Ferric Inhibition on Metabolic Parameters of Leptospirillum Ferrooxidans Growing in ChemostatFerrous Iron and Pyrite Oxidation by ?Acidithiomicrobium? SpeciesATP Measurements in Iron-Oxidizing Acidithiobacillus FerrooxidansCopper Resistance Mechanisms of Biomining Bacteria and Archaea Living under Extremely High Concentrations of MetalsThe Characterization of Salt Tolerance in Biomining Microorganisms and the Search for Novel Salt Tolerant StrainsInterrelation between Cells and Extracellular Polymeric Substances (EPS) from Acidiphilium 3.2Sup(5) on Carbon SurfacesReductive Action of Activated Carbon on Ferric Iron Interferes on the Determination of the Oxidative Activity of Acidithiobacillus Ferrooxidans on Ferrous IronMechanisms of Bioleaching and the Visualization of these by Combined AFM & EFMUnderstanding and Modelling of Interactions in Bioleach ProcessesFrom Laboratory to Application Heap Bioleach or notMicroorganisms in Bioflotation and Bioflocculation: Potential Application and Research NeedsFISH Analysis of Bacterial Attachment to Copper Sulfides in Bioleaching ProcessesComparative Study of Planktonic and Sessile Cells from Pure and Mixed Cultures of Acidithiobacillus Ferrooxidans and Acidiphilium Cryptum Growing on PyriteAttachment Behavior of Leaching Bacteria to Metal Sulfides Elucidated by Combined Atomic Force and Epifluorescence MicroscopyVisualisation of Bacterial Behaviour Using Tapping-Mode Atomic Force MicroscopyInvestigation and Visualisation of Microbial Attachment Trends to Sulphide Minerals in a Bioleach EnvironmentImaging of Acidithiobacillus Ferrooxidans by AFM and Analysis of AFM CurvesEffect of Sulfuric Acid Concentration on Chalcopyrite Concentrate Chemical LeachingStudies on Thermophilic Bioleaching of Chalcopyrite toward Heap ApplicationAdvances in Tank Bioleaching of Low-Grade Chalcopyrite ConcentratesSulfide Mineral Induced Oxidative Stress as a Limiting Factor in Tank Bioleaching PerformanceImpacts of Mineralogy on the Chemistry and Microbiology of Heap BioleachingChanges in an Ore Dump during a 40-Year Period of Commercial-Scale and Spontaneous Natural BioleachingInvestigations of Attached and Unattached Cells during Bioleaching of Chalcopyrite with Acidianus Manzaensis at 65?CAn Experimental Approach for Studying Chalcopyrite Leaching and Passivation in Column BioleachingOxidation of Chalcopyrite (CuFeS2) by Acidithiobacillus Ferrooxidans and a Mixed Culture of Acidithiobacillus Ferrooxidans and Acidithiobacillus Thiooxidans Like Bacterium in Shake FlasksRietveld Refinement of X-Ray Diffractograms Evidences Surface Texturization in Chemical and Biological Leaching of Chalcopyrite at 70?CInfluence of CO2 and O2 Feeding Rates on the Continuous Bioleaching of a Chalcopyrite Concentrate Using Sulfolobus MetallicusThe Effect of Chloride Ions and A. Ferrooxidans on the Oxidative Dissolution of the Chalcopyrite Evaluated by Electrochemical Noise Analysis (ENA)Control of the Redox Potential by Oxygen Limitation Inhibits Bioleaching of PyriteRespirometry Studies of the Bioleaching of a Copper Ore in a Large Isothermal ColumnBioleaching of Low-Grade Copper Sulfide Ore Using a Colum ReactorThe Effect of Nutrient Supplementation on Growth and Leaching Performance of Bioleaching BacteriaElectrochemical Behavior of Massive Bornite Bioleached Electrodes in the Presence of Acidithiobacillus Ferrooxidans and Acidithiobacillus CaldusEffect of Flotation and Solvent Extraction Reagents on the Bioleaching of a Copper Concentrate with Sulfolobus MetallicusLeaching of Ni and Cu from Mine Wastes (Tailings and Slags) Using Acid Solutions and A. FerrooxidansIndirect Bioleaching and ZINCEXTM Process: A Profitable Marriage to Process Zinc Polymetallic ConcentratesBacterial Oxidation of Ferrous Iron and RISCs at Low Temperatures: Their Effect on Acid Mine Drainage and Bioleaching of Sulphide MineralsThermodynamic Simulation of Sulphide Mineral LeachingThermodynamic Modelling of Iron Solubility in Sulphide Mineral LeachingThermodynamic Modelling of Phosphate and Chloride Effects on Solid and Solution Phase Ferric Iron SpeciationAdhesion of Acidithiobacillus Caldus and Leptospirillum Ferriphilum on Pyrite and their Effect on Surface Properties of Sulfide MineralsPrecipitation of Iron Oxyhydroxides and Basic Sulphates from Bioleach Liquors Generated by Thermophilic Micro-OrganismsBioleaching of Uranium Ore by a Novel Acidophilic Consortium at Different Acid ConcentrationsNew Biox? Agitator Concept TestworkRecent Advances in the BIOX? TechnologyBiooxidation of Refractory Gold Ores by Mixed Moderate Thermophiles in Airlift BioreactorOxidative Capacity of Native Strains from Copahue Geothermal System in the Pretreatment of a Gold Sulfide OreBiooxidation of Refractory Gold Sulfide Concentrate of Olympiada DepositMineralogical Characterization of a Polymetallic Concentrate Portovelo Mining District. Bioleaching by a Native Bacterial ConsortiumBioleaching of Enargite by Arsenic-Tolerant Acidithiobacillus FerrooxidansImprovement in Metal Recovery from Laterite Tailings by BioleachingThe Microbial Assisted Leaching of Nickel Laterites Using a Mixed Culture of Chemolithotrophic Microorganisms
In Situ Application of Bioleaching for Improving the Quality of Quartz SandThe Influence of Disimilatory Fe(III) Reducers on Iron Ore DissolutionBacterial Removal of Iron from Bauxite Ores: A Comparative Study Using Three Dissimilatory Iron Reducing MicroorganismsMicrobially Induced Flotation of Galena and Quartz from PyriteStatus of Coal Biotechnology in PakistanInteraction of Chitosan with Metal Ions: From Environmental Applications to the Elaboration of New MaterialsMetal - Microbes Interactions: beyond Environmental Protection
In Situ Bioremediation of Contaminated Soils in Uranium DepositsToday?s Wastes, Tomorrow?s Materials for Environmental ProtectionIsolation of Mesophilic Sulphate-Reducing Bacteria from a Microbial Community: Comparative Study of the Effect of pH and Dissolved Heavy Metals on the Reduction of SulphateLow Temperature Sulfate Reduction for AMD TreatmentRecovery of Copper from Acid Mine Drainage by an Integrated Sulphate Reducing ProcessCopper Biosorption and Bioprecipitation by Eichhornia spp. and Sulphate Reducing BacteriaSulphate Reducing Bacteria for the Treatment of Heavy Metals Contaminated Waters in Permeable Reactive BarriersEffects of Different COD/Sulfate Ratios on the Growth of Metal Tolerant Sulfate Reducing Bacteria (SRB)Testing of Different Substrate Materials for Sulphate Reducing Reactive Barrier to Treat Acid Mine DrainageHeavy Metals Immobilization in Contaminated Smelter Soils Using Microbial Sulphate ReductionBioprecipitation of Arsenic Sulphide at Low pHBiosorption of Mercury(II) with Different Marine AlgaeCharacterization of Sargassum sp. from Brazil and Evaluation of Cu2+ and Ni2+ BiosorptionCr (VI) Ion Uptake by the Yeast S. Cerevisiae UCM Y-1968 and its ProtoplastsWaste Biomass from Marine Environment as Arsenic and Lead BiosorbentCadmium and Zinc Biosorption by Macrocystis Pyrifera: Changes in the BiomassStudy of Biosorption of Rare Earth Metals (La, Nd, Eu, Gd) by Sargassum sp. Biomass in Batch Systems: Physicochemical Evaluation of Kinetics and Adsorption ModelsBioaccumulation of Metals in Different Parts of Weed Species at Proposed Bauxite MinesX-Ray Absorption Spectroscopy Applied to Metal AccumulationNickel and Cobalt Removal Capacities of Native Metal-Resistant BacteriaBiorecovery of Uranium from Minewaters into Pure Mineral Product at the Expense of Plant WastesSequenced Bioleaching and Bioaccumulation of Phosphorus from Sludge Combustion ? A New Way of Resource ReclaimingArsenic Immobilization by Biological Scorodite Crystallization: Effect of High Ferric Concentration and Foreign SeedsSelective Sorption of Ce3+ over La3+ Ions on Biogenic Manganese OxidesMercury Reduction by Bacteria Isolated from Informal Mining ZonesAerobic Reduction of Uranium(VI) by Acidithiobacillus Thiooxidans CulturesMicrobial Aspects of Acid Generation and Bioremediation with Relevance to Indian MiningRecovery of Nickel and Zinc Using Biogenerated Sulphuric AcidReduction of Heavy-Metal Content in Overburden Material by Bacterial ActionBioleaching of Nickel, Vanadium and Molybdenum from Spent Refinery CatalystsGold Bioleaching of Electronic Waste by Cyanogenic Bacteria and its Enhancement with Bio-OxidationFungal Bioleaching of Spent Hydroprocessing Catalyst: Effect of Decoking and Particle Size Biohydrometallurgy as a Remediation Strategy for Marine Sediments Contaminated by Heavy MetalsBiological Solubilisation of Metals from Solid Waste Materials from Copper, Steel and Recycling IndustriesPreliminary Study of Neutralization and Inhibition of Chemolitotrophic Bacteria in an Acid Mine Drainage from Rio Tinto SiteInhibition of Iron Oxidizing Bacteria Involved in the Generation of Acid Mine Drainage Process Decisions Focused on the Prevention of AMD Formation on Beneficiating Sulfide MineralsCompetition between Lactate Oxidisers and Fermenters under Biosulphidogenic Conditions: Implications in the Biological Treatment of AMDSulfidogenesis at Low pH by Acidophilic Bacteria and its Potential for the Selective Recovery of Transition Metals from Mine WatersComparison of Differently Remediated Hard Coal Overburden and Tailings Dumps: Conclusions a few Decades after RemediationEnvironmental Impact after 30 to 60 Years of Remediation: Microbial Investigation of Hard Coal Mining Dumps in GermanyPhytoremediation as an Alternative Way for the Treatment of Large, Low Heavy Metal Contaminated Sites: Application at a Former Uranium Mining AreaBiotransformation of Metalloporphyrins by Microorganisms Isolated from Organic-Rich Metal-Bearing Black Shale
Ex Situ Biostimulation of Hydrocarbon Degradation by Organic and Inorganic AmendmentsBioremediation of a Cyanide-Contaminated Site Using EH-/PH-Controlled Conditions (ENA)Biological Production of Selenium Nanoparticles from Waste WatersBiomineralised Palladium is an Effective Hydrogenation Catalyst Biorecovery of Precious Metals from Wastes and Conversion into Fuel Cell Catalyst for Electricity ProductionChitosan-Based Hydrogels for the Recovery of Precious MetalsElectron Paramagnetic Resonance Analysis of Active Bio-Pd-Based Electrodes for Fuel CellsA Study of Biofilm and Non-Line-of-Sight Bio-Hydroxyapatite Coatings Using a Serratia sp.Existence of Ferrous Iron-Dependent Mercury Reducing Enzyme System in Sulfur-Grown A. Ferrooxidans MON-1 Cells