T96 Microbial Sulfur Transformations Throughout Earth's History: Development, Changes, and Future of the Biogeochemical Sulfur Cycle

Monday, 28 October 2002
1:30 PM - 5:35 PM

Presentations

• 1:30 PM
  THE ROLE OF ORGANIC SULFUR IN GLOBAL SULFUR CYCLING: LINKS TO INORGANIC SULFUR AND MICROBIAL PROCESSES
  Josef P. Werne, Univ of Minnesota Duluth, Duluth, MN and David J. Hollander, Univ of South Florida, St. Petersburg, FL and Timothy W. Lyons, Univ. of Missouri, Columbia, MO and Jaap S. Sinninghe Damsté, Royal Netherlands Institute for Sea Rsch (NIOZ), Den Burg, N/A
  42561 (Technical Sessions)
• 1:50 PM
  SIGNIFICANCE OF A TAURINE:PYRUVATE AMINOTRANSFERASE IN TAURINE DESULFONATION BY ANAEROBIC BACTERIA
  Ryan T. Novak, Univ of Connecticut, Storrs, CT and Rachel F. Gritzer, Univ of Connecticut, Storrs, CT and Ken Moffitt, Univ of Connecticut, Storrs, CT and Walter Godchaux, Univ of Connecticut, Storrs, CT and Edward R. Leadbetter, Univ of Connecticut, Storrs, CT
  43403 (Technical Sessions)
• 2:05 PM
  SULFUR ISOTOPES AS PALEOENVIRONMENTAL INDICATORS: EVOLUTIONARY IMPLICATIONS
  Ariel D. Anbar, Univ of Rochester, Rochester, NY and Andrew H. Knoll, Harvard Univ, Cambridge, MA
  43782 (Technical Sessions)
• 2:20 PM
  SULFUR ISOTOPE CONSTRAINTS ON THE SNOWBALL EARTH
  Alan Jay Kaufman, Univ of Maryland, College Park, College Park, MD and Michael A. Varni, Univ. Maryland, College Park, MD and Boswell Wing, Univ. Maryland, College Park, MD
  44097 (Technical Sessions)
• 2:40 PM
  FACIES-DEPENDENT SULFUR ISOTOPIC FRACTIONATION IN A MID-PROTEROZOIC MARINE BASIN
  Yanan Shen, Harvard Univ, Cambridge, MA and Andrew Knoll, Harvard Univ, Cambridge, MA and Malcolm Walter, Macquarie Univ, N/A
  41506 (Technical Sessions)
• 2:55 PM
  PROKARYOTE – EUKARYOTE ASSOCIATIONS IN SULFIDIC ENVIRONMENTS AND THEIR POSSIBLE EFFECTS ON S-CYCLING AND THE GEOLOGIC RECORD
  Joan M. Bernhard, University of South Carolina, Columbia, SC
  42034 (Technical Sessions)
• 3:15 PM
  SULFUR CYCLING IN AN ANOXIC SURFICIAL SPRING
  Thomas Dewers, Univ of Oklahoma, Norman, OK and John Senko, University of Oklahoma, Norman, OK and Mostafa S. Elshahed, University of Oklahoma, Norman, OK and Brian Campbell, Univ of Oklahoma, Norman, OK and James Henricksen, University of Oklahoma, Norman, OK and Krumholz Lee, University of Oklahoma, Norman, OK
  45695 (Technical Sessions)
• 3:30 PM
  METABOLIC ENERGY FROM SULFUR REDOX FOR HYPERTHERMOPHILES IN VULCANO HOT SPRINGS
  Jan P. Amend, Washington Univ, Saint Louis, MO
  44166 (Technical Sessions)
• 3:45 PM
  MULTIPLE ISOTOPE SULFUR FRACTIONATIONS PRODUCED DURING SULFATE REDUCTION: CONTEXT FOR INTERPRETATION AND ASTROBIOLOGICAL IMPLICATIONS
  J. Farquhar, Univ of Maryland, College Park, MD and D. Canfield, Odense Univ, Odense, N/A and K. Habicht, Odense Univ, Odense, N/A and S. Airieau, UCSD, la Jolla, CA and M.H. Thiemens, UCSD, la Jolla, CA
  45670 (Technical Sessions)
• 4:00 PM
  SULFUR CYCLING IN GAS HYDRATE SYSTEMS OF THE GULF OF MEXICO, PART II: SULFUR AND OXYGEN ISOTOPE RELATIONSHIPS
  Michael J. Formolo, Univ of Missouri-Columbia, Columbia, MO and Timothy W. Lyons, Univ of Missouri-Columbia, Columbia, MO and Chuanlun Zhang, Univ of Missouri-Columbia, Columbia, MO and Kelly R. Titkemeier, Univ of Missouri-Columbia, Columbia, MO
  44858 (Technical Sessions)
• 4:15 PM
  MATHEMATICAL MODELS OF ANCIENT AND MODERN MICROBIAL MATS
  Ellen K. Herman, Penn State, University Park, PA and Lee R. Kump, Penn State, University Park, PA
  44196 (Technical Sessions)
• 4:30 PM
  SULFATE-SULFIDE ISOTOPIC FRACTIONATION REFLECTING VARIABLE METABOLIC STRATEGIES FOR SULFATE REDUCING BACTERIA IN THE DEEP GOLD MINES OF THE WITWATERSRAND BASIN, SOUTH AFRICA
  A. Erik Boice, Indiana Univ, Bloomington, IN and Lisa M. Pratt, Indiana Univ, Bloomington, IN
  40586 (Technical Sessions)
• 4:45 PM
  SULFUR CYCLING AND NUTRIENT SPIRALING IN KARST
  Annette Summers Engel, Univ of Texas at Austin, Austin, TX and Libby A. Stern, University of Texas at Austin, Austin, TX and Megan L. Porter, Brigham Young Univ, Provo, UT and Philip C. Bennett, Univ of Texas at Austin, Austin, TX
  45658 (Technical Sessions)
• 5:00 PM
  METAL SULFIDE OXIDATION - THE IMPORTANCE OF MICROORGANISMS AND SULFUR COMPOUNDS IN DIFFERENT ENVIRONMENTS
  Axel Schippers, Federal Institute for Geosciences and Nat Rscs, Hannover, N/A
  39229 (Technical Sessions)
• 5:20 PM
  BIOALTERATION OF SULFIDE MINERALS AT THE SEAFLOOR
  Katrina J Edwards, Woods Hole Oceanographic Institution, Woods Hole, MA and Daniel R Rogers, Woods Hole Oceanographic Institution, Woods Hole, MA
  44646 (Technical Sessions)