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John R. Spear

Researcher at Colorado School of Mines

Publications -  147
Citations -  16099

John R. Spear is an academic researcher from Colorado School of Mines. The author has contributed to research in topics: Microbial mat & Corrosion. The author has an hindex of 41, co-authored 135 publications receiving 9521 citations. Previous affiliations of John R. Spear include University of Illinois at Urbana–Champaign & NASA Astrobiology Institute.

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Reproducible, interactive, scalable and extensible microbiome data science using QIIME 2

Evan Bolyen, +123 more
- 01 Aug 2019 - 
TL;DR: QIIME 2 development was primarily funded by NSF Awards 1565100 to J.G.C. and R.K.P. and partial support was also provided by the following: grants NIH U54CA143925 and U54MD012388.
Posted ContentDOI

QIIME 2: Reproducible, interactive, scalable, and extensible microbiome data science

Evan Bolyen, +119 more
- 24 Oct 2018 - 
TL;DR: QIIME 2 provides new features that will drive the next generation of microbiome research, including interactive spatial and temporal analysis and visualization tools, support for metabolomics and shotgun metagenomics analysis, and automated data provenance tracking to ensure reproducible, transparent microbiome data science.
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Unexpected diversity and complexity of the Guerrero Negro hypersaline microbial mat.

TL;DR: The biological complexity of the mat far exceeds that observed in other polysaccharide-rich microbial ecosystems, such as the human and mouse distal guts, and suggests that positive feedbacks exist between chemical complexity and biological diversity.
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Sulfate reducing bacteria in microbial mats: Changing paradigms, new discoveries

TL;DR: New preliminary findings on both the diversity and distribution of y-proteobacterial SRB in lithifying and non-lithifying microbial mat systems are presented and demonstrate the close microspatial association of SRB and cyanobacteria in the oxic zone of the mat.
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Hydrogen and bioenergetics in the Yellowstone geothermal ecosystem.

TL;DR: The apparent dominance by H2-metabolizing organisms indicates that H2 is the main source of energy for primary production in the Yellowstone high-temperature ecosystem, consistent with the proposed microaerophilic, hydrogen-based energy economy.