B13J:
Exploring Microbial Mat Communities: Functions, Interaction, and Signatures I

Monday, 15 December 2014: 1:40 PM-3:40 PM
Chairs:  James Moran, Pacific Northwest National Laboratory, Richland, WA, United States and Jennifer Pett-Ridge, Lawrence Livermore National Laboratory, Chemical Sciences Division, Livermore, CA, United States
Primary Conveners:  James Moran, Pacific Northwest National Laboratory, Richland, WA, United States
Co-conveners:  Jennifer Pett-Ridge, Lawrence Livermore National Laboratory, Livermore, CA, United States and Mary Suzanne Lipton, Pacific Northwest National Laboratory, Richland, WA, United States
OSPA Liaisons:  James Moran, Pacific Northwest National Laboratory, Richland, WA, United States

Abstracts Submitted to this Session:

1:40 PM
 
Stromatolites, Metals, Statistics and Microbial Mats: A Complex Interplay
John R Spear, Colorado School of Mines, Golden, CO, United States
1:55 PM
 
Studying Microbial Mat Functioning Amidst “Unexpected Diversity”: Methodological Approaches and Initial Results from Metatranscriptomes of Mats Over Diel cycles, iTags from Long Term Manipulations, and Biogeochemical Cycling in Simplified Microbial Mats Constructed from Cultures
Brad Bebout1, Leslie E. Bebout1, Angela M Detweiler1, R. Craig Everroad1, Jackson Lee1, Jennifer Pett-Ridge2 and Peter K Weber2, (1)NASA Ames Research Center, Moffett Field, CA, United States, (2)Lawrence Livermore National Laboratory, Livermore, CA, United States
2:10 PM
 
Diel Metagenomics and Metatranscriptomics of Elkhorn Slough Hypersaline Microbial Mat
Jackson Lee1, Angela M Detweiler1, R. Craig Everroad1, Leslie E. Bebout1, Peter K Weber2, Jennifer Pett-Ridge3 and Brad Bebout1, (1)NASA Ames Research Center, Moffett Field, CA, United States, (2)Lawrence Livermore National Laboratory, Livermore, CA, United States, (3)Lawrence Livermore National Laboratory, Chemical Sciences Division, Livermore, CA, United States
2:25 PM
 
The Extracellular Matrix in Photosynthetic Mats: A Cyanobacterial Gingerbread House
Rhona Stuart1, Whitney Stannard1, Brad Bebout2, Jennifer Pett-Ridge1, Xavier Mayali1, Peter K Weber1, Mary Suzanne Lipton3, Jackson Lee2, R. Craig Everroad2 and Michael Thelen1, (1)Lawrence Livermore National Laboratory, Livermore, CA, United States, (2)NASA Ames Research Center, Moffett Field, CA, United States, (3)Pacific Northwest National Laboratory, Richland, WA, United States
2:40 PM
 
Linking Microbial Dynamics and Physicochemical Processes in High-temperature Acidic Fe(III)- Mineralizing Systems
William Inskeep, Montana State University, Bozeman, MT, United States; Pacific Northwest National Laboratory, Richland, WA, United States
2:55 PM
 
Geochemical Constraints on the Distribution and Function of Thermoproteales Populations in Yellowstone National Park
Zackary Jay1, Douglas Rusch2, Margaret Romine3, Jacob Beam1 and William Inskeep1, (1)Montana State University, Bozeman, MT, United States, (2)Indiana University Bloomington, The Center for Genomics and Bioinformatics, Bloomington, IN, United States, (3)Pacific Northwest National Laboratory, Environmental Microbiology Group, Richland, WA, United States
3:10 PM
 
Formation of Microbial Streamers by Flow-Induced Shear and Their Hydrodynamic Effects
Jian Gong1, Kyle Anthony Olsen1, Thu Nguyen1, Michael M Tice2 and Geobiology Course 2012 & 20133, (1)Texas A & M University, College Station, TX, United States, (2)Texas A&M University, College Station, TX, United States, (3)University of Southern California, Earth Science, Los Angeles, CA, United States
3:25 PM
 
Investigation of Biological Soil Crusts Metabolic Webs Using Exometabolomic Analysis
Trent Northen1, Ulas Karaoz2, Stefan Jenkins1, Rebecca Lau2, Benjamin Bowen1, Hinsby Cadillo-Quiroz3, Ferran Garcia-Pichel3, Eoin Brodie1 and Baran Richard1, (1)Lawrence Berkeley National Laboratory, Berkeley, CA, United States, (2)Lawrence Berkeley National Lab, Berkeley, CA, United States, (3)Arizona State University, School of Life Sciences, Tempe, AZ, United States
 
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