Search Results - "Johnson, David Barrie"

Enrichment and isolation of acid-tolerant sulfate-reducing microorganisms in the anoxic, acidic hot spring sediments from Copahue volcano, Argentina by Willis, Graciana, Nancucheo, Ivan, Hedrich, Sabrina, Giaveno, Alejandra, Donati, Edgardo, Johnson, David Barrie

“…ABSTRACT The geothermal Copahue-Caviahue (GCC) system (Argentina) is an extreme acidic environment, dominated by the activity of Copahue volcano. Environments…”
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Removal of Zinc From Circum-Neutral pH Mine-Impacted Waters Using a Novel “Hybrid” Low pH Sulfidogenic Bioreactor by Holanda, Roseanne, Johnson, David Barrie

“…Environmental pollution associated with metal-contaminated waters discharging from abandoned mine sites is a global issue. Remediation using passive systems,…”
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Bioreductive Dissolution as a Pretreatment for Recalcitrant Rare-Earth Phosphate Minerals Associated with Lateritic Ores by Ivan Nancucheo, Guilherme Oliveira, Manoel Lopes, David Barrie Johnson

“…Recent research has demonstrated the applicability of a biotechnological approach for extracting base metals using acidophilic bacteria that catalyze the…”
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Upconversion of Cellulosic Waste Into a Potential "Drop in Fuel" via Novel Catalyst Generated Using Desulfovibrio desulfuricans and a Consortium of Acidophilic Sulfidogens by Mikheenko, Iryna P, Gomez-Bolivar, Jaime, Merroun, Mohamed L, Macaskie, Lynne E, Sharma, Surbhi, Walker, Marc, Hand, Rachel A, Grail, Barry M, Johnson, David Barrie, Orozco, Rafael L

“…Biogas-energy is marginally profitable against the "parasitic" energy demands of processing biomass. Biogas involves microbial fermentation of feedstock…”
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Biomining: an Established and Dynamic Biotechnology by BARRIE JOHNSON, DAVID

“…“Biomining” is generic term to describe the application of living organisms to extract and recover metals from mineral ores and waste materials. Since its…”
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Geomicrobiology of extremely acidic subsurface environments by Johnson, David Barrie

“…Abstract Extreme acidophiles (microorganisms with pH optima of < 3) can colonize and exploit subterranean environments, such as abandoned metal sulfide mines,…”
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Evidence that the potential for dissimilatory ferric iron reduction is widespread among acidophilic heterotrophic bacteria by Coupland, Kris, Johnson, David Barrie

“…Nineteen characterized strains and isolates of acidophilic heterotrophic bacteria were screened for their abilities to catalyse the reductive dissolution of…”
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New insights into the biogeochemistry of extremely acidic environments revealed by a combined cultivation-based and culture-independent study of two stratified pit lakes by Falagán, Carmen, Sánchez-España, Javier, Johnson, David Barrie

“…Abstract The indigenous microbial communities of two extremely acidic, metal-rich stratified pit lakes, located in the Iberian Pyrite Belt (Spain), were…”
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Enrichment and isolation of acid-tolerant sulfate-reducing microorganisms in the anoxic, acidic hot spring sediments from Copahue volcano, Argentina by Willis, Graciana, Nancucheo, Ivan, Hedrich, Sabrina, Giaveno, Alejandra, Donati, Edgardo, Johnson, David Barrie

“…The geothermal Copahue-Caviahue (GCC) system (Argentina) is an extreme acidic environment, dominated by the activity of Copahue volcano. Environments…”
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Geomicrobiology of extremely acidic subsurface environments: Subsurface Microbiology by JOHNSON, David Barrie

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Acidophilic algae isolated from mine-impacted environments and their roles in sustaining heterotrophic acidophiles by Nancucheo, Ivan, Barrie Johnson, D

“…Two acidophilic algae, identified as strains of Chlorella protothecoides var. acidicola and Euglena mutabilis, were isolated in pure culture from abandoned…”
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Diversity of acidophilic prokaryotes at two acid mine drainage sites in Turkey by Aytar, Pınar, Kay, Catherine Melanie, Mutlu, Mehmet Burçin, Çabuk, Ahmet, Johnson, David Barrie

“…The biodiversity of acidophilic prokaryotes in two acidic (pH 2.8–3.05) mine drainage (AMD) sites (Balya and Çan) in Turkey was examined using a combined…”
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