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Expert Opinions
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Posted:   03/27/04

Summary: The third Astrobiology Conference assembles the leading luminaries in the search for life in the universe this week in San Francisco. The guide to presentations ranges from SETI to missions, microbes to black holes.
Authors Title Category
M. Hoashi, M. Nedachi, Y. Suganuma, S. Niitsuma, H.Naraoka An initial report of ABDP investigations: Preliminary observations of iron oxides in the Marble Bar chert, Pilbara Craton, Western Australia Astrobiology Drilling Session
Alian Wang, L. A. Haskin, J. Freeman Wheel science - near-contact surveys for water, and carbonates, and possible organic fluorescence during planetary surface exploration Astrobiology Missions
Alison M. Skelley, Frank J. Grunthaner, Jeffrey L. Bada and Richard A. Mathies Sensitive Amino Acid Composition and Chirality Analysis with the Mars Organic Analyzer (MOA) Astrobiology Missions
David C. Fernández-Remolar, Felipe Gómez, Elena González-Toril, Olga Prieto-Ballesteros, Nuria Rodríguez, Ricardo Amils, Javier Gomez-Elvira, Stephen Dunagan, Todd Stevens, Howard Cannon, Jhony Zavaleta, Brian Glass, Larry Lemke and Carol Stoker Iron oxides inside metallic cores of the Rio Tinto Mars analog as possible tracers of chemolithotrophic cryptobiospheres: first geobiology results of the MARTE project" Astrobiology Missions
D.F. Blake , P. Sarrazin, D. L. Bish, S. Feldman, S. J. Chipera, D. T. Vaniman, and S. Collins Definitive Mineralogical Analysis of Mars Analog Rocks using the CheMin XRD/XRF Astrobiology Missions
Geoffrey A. Landis Venus Astrobiology Investigation by Solar Airplane Astrobiology Missions
Max K. Wallis*, N. Chandra Wickramasinghe, Shirwan Al-Mufti, Norimune Miyak Search for Microbiology in Cryogenically-collected Stratospheric Particles from Space Astrobiology Missions
N.J. Woolf Earth's atmospheric Oxygen rise and Terrestrial Planet Finder Astrobiology Missions
Sarah Rieboldt and Jere H. Lipps Taphonomy of Europa: a paleobiologic search strategy Astrobiology Missions
Timothy J. McCoy, Jacob Trombka, Richard Hoover, Jason Dworkin, Richard Starr, Larry Evans, Lucy Lim, Lisa Collins, Catherine Corrigan, Jeffrey Schweitzer, Joel Groves, Samuel Floyd, and Steve Squyres Subsurface astrobiological and geochemical exploration of Mars using a pulsed neutron generator coupled with neutron/gamma-ray detectors Astrobiology Missions
·Joe Pitma Remote Sensing Astrobiological Space Science Enabled by the Multiple Instrument Distributed Aperture Sensor (MIDAS) Concept Astrobiology Technology
Andrew A. Gonzales and Cheryle J. Corpus, Development of a Useful Mars Airplane Exploration at NASA / Ames Research Center Astrobiology Technology
Chris J. Bennett, M. Lebar, C. Jamieson, and Ralf I. Kaiser * Design and operation of a quadruply differentially pumped extreme ultrahigh vacuum machine to study the formation of astro biologically relevant molecules in extraterrestrial ices Astrobiology Technology
Christian H. Fritsen ,Giles M. Marion, Wendy M. Calvin, Sherwin Gormley and Dean Adams Building Expertise and Infrastructure for Astrobiology Research in Nevada Astrobiology Technology
Hode Controlled fluid-inclusion extraction Astrobiology Technology
Jon Rask, Thomas Fahlen, Melissa Kirven-Brooks, Kevin Sato, John Kaumeyer and Debra Reiss-Bubenheim The SSBRP Incubator: A Tool for Space Biological Research Astrobiology Technology
Patricia Larenas, Frances Donovan, Liping Sun, Hyongshin Park, Gordona Vunjak-Novakovic, Steve Walker, Emily Nelson, John Kizito, Chris Krebs, Kim Slater, Donald Vandendriesche, Jon Rask, Cindy Havens, Nancy Searby Variable Gravity Culture of Yeast in the Cell Culture Unit: Feasibility for Microbial Cultures Astrobiology Technology
Sherwin Gormly Development of an Extremophile Microbial Digester for Astrobiology Relevant Biomass Production Astrobiology Technology
Jeffrey L. Bada, Frank Grunthaner, Richard Mathies, A. Zent and C. McKay, Astrobiolab: A Mobile In Situ Subsurface Biotic And Soil Reactivity Analytical Laboratory Astrobiology Technology
Bianca J. Mislowack, T.C. Onstott, Barbara Sherwood-Lolla Understanding the rock-water interactions of the subsurface N cycle Biogeochemistry
Abby Kavner ,, François Bonet, Anat Shahar, Justin I. Simon, Edward D. Young, Voltage-dependent electrochemical fractionation of iron isotopes Biogeochemistry
Andrew D. Czaja , George D. Cody and J. William Schopf Turning ferns into fossils: biogeochemical alchemy Biogeochemistry
Bo Thamdrup, Brad M. Bebout, David J. Des Marais, and Peter Berg The effect of sulfate concentration on rates and sulfur isotope signatures of sulfate reduction in a phototrophic microbial mat. Biogeochemistry
Daniel B. Albert ,, Tori M. Hoehler,, Brad M. Bebout,, Kendra A. Turk,, and David J. DesMarais, Nighttime loss of fermentation-derived organic acids as the basis of a syntrophic link between phototrophs and heterotrophs in microbial mats Biogeochemistry
David T. Johnston, James Farquhar, Boswell A. Wing, Donald E. Canfield, and Kirsten S. Habicht . Isotopic fingerprints of sulfur metabolisms. Biogeochemistry
David W. Smith and Edward D. Young D17O in the Troposphere: Implications for Understanding Global Biospheric Productivity Biogeochemistry
Elisabeth M. Hausrath, Laura J. Liermann, Susan L. Brantley Influence of methanogens on mineral weathering Biogeochemistry
Irene Arango and Lisa Pratt Abiotic versus biotic cycling of sulfur in south-central Oregon Biogeochemistry
Joel S. Levine and Michael E. Summers Atmospheric Composition as an Indicator of Life on Earth and Mars Biogeochemistry
Kelly Decker , and Christopher Potter Mathematical simulation of the diel O, S, and C biogeochemistry of a hypersaline microbial mat Biogeochemistry
Mark M. Davidson, Tullis C. Onstott, Gordon Southam, Greg Wanger, Duane P. Moser and Walter Seymoor Extremely small, actively-metabolizing, sulfate reducing bacteria persist in deep subsurface quartzite. Biogeochemistry
Michelle A. Allen, Brendan P. Burns, Brett B. Neilan, Emmanuelle Grosjean and Roger E. Summons A Lipid Biomarker Study of Cyanobacterial Mats from Shark Bay, Western Australia Biogeochemistry
Nancy W. Hinman , Aaron Tenesch, and Sarah D. Burton, Chemical Signatures in Thermal Springs: Atomic-level structure of silicon and aluminum in natural and synthetic minerals Biogeochemistry
R.T. van Willigen, Princeton University,, G.C. Dismukes, Princeton University, dismukes@princeton.eduk, Synthesis of and calculations on the inorganic core of the photosynthetic water splitting catalyst: Blueprint for renewable hydrogen generation? Biogeochemistry
Robert E. Trouwborst, Gretchen Koch, Gregory K. Druschel, Lorna Shanks, George W. Lutherand Beverly Pierson Hot spring microbial mats: A model for Precambrian Banded Iron Formations? Biogeochemistry
Vyllinniskii Cameron, Zhidan Zhang, Christopher H. House and Susan L. Brantley The search for extracellular biological tungsten ligands Biogeochemistry
Tsubasa Otake - Yumiko Watanabe -, Wladyslaw Altermann and Hiroshi Ohmoto - "Detrital" pyrites in the Archean Witwatersrand Basin (South Africa) are not detrital Earth History
Andrey Bekke A consistent record for the rise of atmospheric oxygen. Earth History
Gwyneth Williams , Ariel D. Anbar, and Gail L. Arnold Reliability of black shales as recorders of marine molybdenum isotopes and paleoredox Earth History
Justine Owen , Kunihiko Nishiizumi, William Deitrich, Warren Sharp, Brad Sutter, Stephanie Ewing, and Ronald Amundson Investigations into the Numerical Ages of post-Miocene Fluvial Landforms in the Atacama Desert, Chile Earth History
Katherine Walden,, Brian W. Stewart,, Yumiko Watanabe, and Hiroshi Ohmoto Neodymium isotopic evolution of the Kalkkloof Paleosol, South Africa Earth History
Lepland, Whitehouse, Lane et al Do early Archean Isua and Akilia rocks contain traces of life? Earth History
Martin Brasier, Nicola McLoughlin, Owen Green, John Lindsay Context for the 3.46 Ga old Apex chert microfossils' and an early hydrothermal biosphere? Earth History
Nicola McLoughlin, Martin Brasier, John Lindsay, Owen Green Laboratory Modelling of the 3.40Ga Strelley Pool chert Stromatoloids Earth History
S. Niitsuma, M. Nedachi, M. Hoashi, Y. Suganuma, T. Sugita, K. Ohno, T. Hisamitsu, K. Kodama, and N. Niitsuma . Rock magnetism of the black shale in the Mt. Roe Basalt, Pilbara Craton, Western Australia Earth History
Y. Suganuma, S. Niitsuma, M. Hoashi, T. Sugita, K. Ohno, T. Hisamitsu, N. Niitsuma, K. Kodama, and M. Nedachi . Paleomagnetism of Marble Bar Chert, Pilbara Craton, Western Australia Earth History
Yumiko Watanabe, Kazumasa Kumazawa and Hiroshi Ohmoto Evidence in carbon isotope ratios of siderites for a CO 2 -rich and CH 4 -poor Archean atmosphere and oceans Earth History
Zahnle, Kevin Carbon dioxide, methane, climate and a little bit of Gaia Earth History
G.L. Arnold and A.D. Anbar Mo isotopes as indicators of global paleoredox Earth History
Friedemann T/ Freund , Aaron Staple, Paul Gosling, Rachel Post, and Alston Liu Source of oxygen on the early Earth Earth History
Lim et al Physical, chemical and biological analysis of a lacustrine core recovered from Haughton Crater, Devon Island, Nunavut, Canadian High Arctic Earth Science-Including Remote Sensing
Thorsteinn Thorsteinsson Astrobiological studies in Iceland Earth Science-Including Remote Sensing
Michael S. Roberts , Aaron L. Mills ,, and Jay L. Garland Niche Specialization and Succession of Microbial Communities Environment and Evolution
Numerical models for the study of the accumulation of mutations in RNA viruses Environment and Evolution
Bishun N. Khare , Hiroshi Imanaka, Christopher P. McKay UV Sheielding of Early Earth by N2/CH4/CO2 Organic Haze. Environment and Evolution
Carlos Briones, Esteban Domingo, and Carmen Molina-París Molecular memory in quasispecies of retroviruses: experimental data, theoretical model and evolutionary implications Environment and Evolution
David Alcántara-Díaz, Matilde Breña-Valle and Jorge Serment-Guerrero Divergent Adaptation of Escherichia coli to Cyclic Ultraviolet Exposures Environment and Evolution
David S. Smith , John Scalo, Seth Redfield Statistics and Astrobiological Implications of Cosmic-Ray Fluctuations for Habitable Planets in the Interstellar Environment Environment and Evolution
Dawn Y. Sumner Autotrophic Geochemical Signatures in 2.5 Billion-year-old Microbial Communities Environment and Evolution
Diane Purce ll, Dana Rogoff and Lynn J.Rothschild . Natural UV damage and repair observed in Yellowstone extremophiles Environment and Evolution
Dobrota Cristina, Yamashita Masamichi, Piso Marius, Craciun Constantin, Keul Anca Water loss from the biological structure as the main effect of the low magnetic environment Environment and Evolution
J. Craig Wheeler and John Scalo Heat Shock Proteins, Hypermutator Genes, and Astrobiology Environment and Evolution
Jaime E. Blair and S. Blair Hedges What can complete genomes tell us about early animal evolution? Environment and Evolution
Kosei E. Yamaguchi , , , Clark M. Johnson, , Brian L. Beard, , and Hiroshi Ohmoto, Iron isotope perspective for Molybdenum enrichment in the Archean Lewin shales and Carawine dolomites of the eastern Hamersley Basin, Western Australia Environment and Evolution
Mikhail I. Ryabov , Olena L. Rakhimova and Volodimir O. Ivanitsa, The investigation of dynamic Myxobacteria population alterations according to Solar and geophysical activities. Environment and Evolution
Olga Zhaxybayeva, and J. Peter Gogarten, Cladogenesis, Coalescence and the Evolution of the Three Domains of Life Environment and Evolution
P. Rettberg , U. de la Vega, T. Douki, J. Cadet, G. Horneck The UV resistance of Deinococcus radiodurans as a model organism for life under Martian conditions Environment and Evolution
Peter D. Roopnarine, Erin Conel, Carol M. Tang and Kenneth Angielczyk ECOSYSTEM EVOLUTION AND BIOLOGICAL EXTINCTION THROUGH GEOLOGICAL TIME Environment and Evolution
Rocco L. Mancinelli The evolution and fate of nitrogen on Mars Environment and Evolution
S. Blair Hedges and Jaime E. Blair Timescales in astrobiology: molecular clock calibrations and their affect on the precision of time estimates Environment and Evolution
Susanna C. Manrubia, Ester Lázaro, Ana Grande-Pérez, Juan García Arriaza, Cristina Escarmís, Juan Pérez-Mercader, and Esteban Domingo, Effect of environmental parameters in the persistence time of heterogeneous replicator populations Environment and Evolution
Tanisha Taylor, Greg Henry, Todd Gary, and Geoff Burks Solar Brightness Variability and the Evolution of Life on Earth Environment and Evolution
Timothy E. Riedel and Andrew D. Ellington Evolution of a Martian from an Earthling, a small first step. Environment and Evolution
Uri Manor , Scott Rutherford, Guizhi Wang, Steven D'Hondt, Arthur J. Spivack An improved numerical model for determining reaction rates in a subsurface biosphere. Environment and Evolution
Sean C. Sleight and Richard E. Lenski Evolutionary adaptation to freeze-thaw-growth cycles (without a cryoprotectant) in E. coli Environment and Evolution
Giles M. Marion, Christian H. Fritsen, Hajo Eicken, and Meredith C. Payn The search for life on Europa: Limiting environmental factors, potential habitats, and Earth analogues Europa
Kevin P. Hand , Christopher F. Chyba, Conductivity measurements of MgSO4 dominated aqueous solutions and implications for the salt content of a Europan hydrosphere. Europa
La Tasha Taylor, Todd Gary, and Lewis Myles, Using Fluorescence Biological Analysis (FBA)to Examine the Subsurface of Europa for Signs of Life. Europa
Robert T. Pappalardo and Amy C. Barr Convection and ocean-surface exchange on Europa. Europa
William B. McKinnon Oxidation history of Europa's ocean and mantle - A case of redox reversal Europa
Aki Roberge , Alain Lecavelier des Etangs, Paul D. Feldman, Alfred Vidal-Madjar Evidence for Comet-Like Bodies Around the 12 Myr Old Star Beta Pictoris Extrasolar Planets
D. Crisp A comprehensive Climate Model for Extrasolar Terrestrial Planets Extrasolar Planets
Darren M. Williams and Roger F. Knacke Finding Planetary Moons in the Spectra of Distant Jupiters Extrasolar Planets
Eric Gaidos and Darren Williams Infrared lightcurves of Earth-like exoplanets with extreme seasonality. Extrasolar Planets
Eugenio J. Rivera, and Nader Haghighipour Department of Terrestrial Magnetism, Stability of Test Particles in Extrasolar Planetary Systems Extrasolar Planets
James Y-K. Cho and Sara Seager Effects of rotation on temperature, variability, and spectral signatures of extrasolar terrestrial planets Extrasolar Planets
John H. Debes ,, Steinn Sigurdsson , and Bruce E. Woodgate Digging in the Stellar Graveyard: The Search For Planets around White Dwarfs Extrasolar Planets
Melanie Freed, Philip M. Hinz, Michael R. Meyer, N. Mark Milton, and Michael Lloyd-Hart Klio: A 5 micron camera for the detection of giant exoplanets Extrasolar Planets
Olenka Hubickyj, Peter Bodenheimer Forming Gas Giant Planets using the Core Accretion Model Extrasolar Planets
Ramon D. Wolstencroft( ) and Francois-Marie Breon( ) Polarization of Planet Earth, Model Earth-Like Planets and Close-in Extrasolar Giant Planets Extrasolar Planets
Steinn Sigurdsson, Detection and implication of a jovian circumbinary planet in the old globular cluster Messier 4 Extrasolar Planets
Vikki Meadows, Ted Von Hippel and Giovanna Tinetti, Using Artificial Neural Networks for Analysis and Discrimination of TPF Planetary Spectra. Extrasolar Planets

Kimberly R. Kuhlman, Christine C. Pelletier, Mark S. Anderson, Lisa B. Allenbach, Gregory M. Kuhlman, Robert C. Anderson, William G. Fusco, Isaac K. Erickson, Christopher L. Ball, Tara Stuecker, James Benardini and Ronald, L. Crawford
Carotenoid Pigments as Potential Biomarkers: UV-Resistant Bacteria Isolated from Rock Varnish Extreme Environments
Ketil B. Sørensen and Andreas Teske Archaeal phylotypes in low activity deep subsurface sediments, ODP leg 201, site 1231 Extreme Environments
Adam Clore and Kenneth Stedman Viral Integration in Extremely the Thermophilic and Acidophilic Archaeon Sulfolobus solfataricus Extreme Environments
Adrienne Kish, Molly Kottemann, Nitin Baliga, Jocelyne DiRuggiero Molecular Basis For Survival Of Halobacterium In Space Conditions Extreme Environments
Angeles Aguilera, Felipe Gómez, Nuria Rodríguez and Ricardo Amils Eukaryotic biodiversity in the Tinto River (SW Spain): an extreme acidophilic environment Extreme Environments
Annika C. Mosier , Alison E. Murray, Peter T. Doran and Christian H. Fritsen Microbial assemblages in the 19-meter ice cover of Lake Vida, Antarctica as a potential analogue to icy environments beyond Earth Extreme Environments
Dana A. Rogoff , J. Bradley Dalton and L. Jean Palmer-Moloney Remote Sensing and In Situ Sampling of Extremophiles in Saline Terrestrial Environments Extreme Environments
Donnabella C Lacap & Stephen B Pointing Molecular and morphological characterization of free-floating filamentous cyanobacterial mats from geothermal springs in the Philippines Extreme Environments
Felipe Gómez, Agustín Grau-Carles, Luis Vázquez and Ricardo Amils. Effects of ultraviolet radiation over Bacillus sp. and protective role of ferric iron Extreme Environments
Gene D. McDonald, Pamela G. Conrad, Rohit Bhartia, Everett C. Salas and Henry J. Sun Volatile organic biomarker release from microbial communities in extreme environments Extreme Environments
Guizhi Wang , Arthur J. Spivack, Steven D'Hondt, Scott Rutherford and Uri Manor Metabolic activity in deep-sea sediment columns Extreme Environments
H.D. Smith and C.P. McKay Thermo-Haliophile Ecosystem in Badwater, Death Valley National Park, California Extreme Environments
Julie A. Huber, David A. Butterfield, John A. Baross, and H. Paul Johnson Expanding the subseafloor biosphere to ridge flanks and beyond Extreme Environments
Kasthuri Venkateswaran Conceptual Design for the Development of an in situ Hydrothermal Vent Probing and Sampling Device for Microbial Analysis Extreme Environments
Kimberley Warren-Rhodes, The dry limit for photosynthetic life on the Earth Extreme Environments
Lycely del C. Sepúlveda-Torres, Héctor L. Ayala-del-Río, Marién Maldonado, Sue H. Alvarez, Yahira Báez, Mayda González and James M. Tiedje Comparison of Psychrobacter strains from Puerto Rican and Siberian samples Extreme Environments
Marco Moracci, Beatrice Cobucci-Ponzano, Giuseppe Perugino, Barbara Di Lauro, Marialuisa Mazzone and Mose' Rossi Hyperthermophilic Archaea: the earliest organisms adapted to extreme environments Extreme Environments
Matthew O. Schrenk and John A. Baross An iterative microscopic approach to detect and characterize microorganisms within deep-sea hydrothermal ecosystems Extreme Environments
Michael J Rothrock and Ferran Garcia-Pichel Microbial Diversity of Benthic Mats Along a Tidal Desiccation Gradient Extreme Environments
Natalie Leys *, Rudy Wattiez, Sarah Baatout, Paul Janssen, Patrick De Boever, Annik Dams, Sévérine Aandekerk, Pierre Cornelis and Max Mergeay MESSAGE: Microbial Experiments in the Space Station About Gene Expression. Extreme Environments
P. Douglas Archer and David D. Allred Determining Favorable Conditions for Endolithic Growth from Physics Considerations. Extreme Environments
Pascal Lapierre, Olga Zhaxybayeva and J. Peter Gogarten Whole genome analyses on the class levels: is there a consensus phylogeny? Extreme Environments
Qingfang He and Hui-Yi Hsiao, Department of Applied Science, Control of photosynthetic and high light/radiation-responsive genes by the histidine kinase DspA: Negative and positive regulation and interactions between signal transduction pathways Extreme Environments
R. Amils, et al Relevance of the iron cycle for the search of life on Mars Extreme environments
Rob Rye, Orion J. Johnson and Kenneth H. Nealson Biology and water chemistry of several hyperalkaline springs emerging from mantle-like rock Extreme Environments
Rosalba Bonaccorsi and Rocco L. Mancinelli Sub-basement fossil soils cored from the North Pacific (ODP Leg 197): a model of their formation and use as analogues for a deep subsurface biosphere on Mars Extreme Environments
Stephanie A. Ewing , Carol Kendall, Brian W. Stewart, Greg Michalski, Christopher P. McKay, Ronald G. Amundson Inorganic salts in Atacama soils provide critical indicators of long-term hyperaridity and the dry limit of life on Earth Extreme Environments
Steve McAllister, Annika Fitzpatrick and Timothy Kral Oxygen Tolerance by Methanogens Extreme Environments
Tatiana A. Vishnivetskaya , James M. Tiedje, Debora F. Rodrigues and Sophia Kathariou Comparative genomic study of Exiguobacterium strains isolated from Siberian permafrost Extreme Environments
Wanda L. Davis, ,, Imke de Pater , and Christopher P. McKa Water Diffusion in the Extremely Unsaturated Atacama Soils: Desert Crust Formation and its Implications for Evaporation and Infiltration of an Experimental Rain Extreme Environments
William J. Brazelton, Matthew O. Schrenk, Deborah S. Kelley, and John A. Baross Molecular and Organismal Characterization of Microbial Communities at the Lost City Hydrothermal Field Extreme Environments
Zita Maliga, Carol Tang, and Peter Roopnarine Sampling Thermal Spring Deposits: Biocomplexity Preserved on a Microhabitat Scale Extreme Environments
Bruno Soffientino * , Arthur J. Spivack* , David C. Smith* Steven L. D'Hondt * A method for estimating low levels of hydrogen metabolism in deeply buried sediments Extreme Environments
Carmen Palacios, et al Microbial ecological diversity in the Río Tinto, an extremely acidic, heavy-metal laden river in Southwest Spain Extreme Environments
Charles Cockell Chasmoendolithic colonization of impact-shattered rocks - a geologically non-specific habitat for microorganisms in the post-impact environment Extreme Environments
Jeffrey J. Walker and Norman R. Pace Novel cryptoendolithic microbial communities in Yellowstone National Park's geothermal environment Extreme Environments
Karen Junge,, James T. Staley , Jody W. Deming , Brian Swanson Bacterially mediated ice formation: Implications for cloud formation and life in frozen environments Extreme Environments
Nader Haghighipou The Effect of Density Enhanced Structures of a Nebula on the Formation of Terrestrial Planets and Water-Delivery Mechanisms Habitable Planets
Oleksandr S. Potashko Planetary cycles of life Habitable Planets
R.E. Sytsma, University of Connecticut,
L. Casillas-Martinez, Universidad de Puerto Rico
P.T. Visscher, University of Connecticut
As the Salinity Cycle Turns: Methane Production in the Hypersaline Mats of Combate, Puerto Rico Hypersaline Environments session
Victoria Orphan, Linda Jahnke, Tsegereda Embaye, Kendra Turk, Mike Kubo, Brad Bebout, Mary Hogan , David Des Marais Diversity and dynamics of methanogenic Archaea within benthic cyanobacterial mats Hypersaline Environments session
Brad Bebout, Steve Carpenter, and Mary Hogan Elevated nutrient loading increases microbial mat gross and net oxygen production in a long term manipulation Hypersaline Environments session
Anatoli.K. Pavlov ,, Aleksey .N. Konstantinov ,, Vladimir N.Shelegedin , Identification of Martian biota using their radioresistance ability and specific isotopic composition. Mars
E. I. Friedmann *, J. Wierzchos ¶, C. Ascaso §, H. Vali #.M Magnetite crystal chains: bacterial fossils of unique documentary value on Earth and on Mars Mars
Andrew C. Schuerger , Jeffrey T. Richards, David A. Newcombe, and Kasthuri J. Venkateswaran Survival of seven Bacillus spp. under simulated Mars UV irradiation suggests minimal forward contamination around landing sites Mars
Carol A. Oliver Public and media reactions to 2003/2004 Mars missions: A case for the Internet as the primary source of astrobiology-related news Mars
D. W. Beaty, P. R. Mahaffy, M. S. Anderson, G. Aveni, J. L. Bada, S. J. Clemett, D. J. Des Marais, S. Douglas, J. P. Dworkin, R. G. Kern , D. A. Papanastassiou , F. D. Palluconi , J. J. Simmonds , A. Steele , J. H. Waite , and A. P. Zent Organic Contamination on martian landers: astrobiology implications AND MITIGATION STRATEGIES Mars
Danielle R. Bagaley, José de la Rosa, Rafael Navarro-González, Benito Gomez-Silva Christopher P. McKay and Fred A. Rainey Subsurface studies of Mars-like soils in the Atacama Desert, Chile Mars
David F. Blake, Mitch Schulte and Tori Hoehler Ultramafic terranes as habitats for life on Mars and early Earth Mars
David S. McKay, Susan J. Wentworth, Kathie L. Thomas Keprta Can microbes live beneath the surface of Mars? Clues from the meteorites Mars
Edward P. Vicenzi and Peter J. Heaney Examination of Martian subsurface microenvironments via meteorite studies: Suitable for microbial lifeforms? Mars
Frank Carsey , Penelope J. Boston, Lynn J. Rothschild, Max Coleman, Jack Jones, Alberto E. Behar, Jeffrey Antol, Gregory A. Hajos, Marianne Rudisill, Jennifer R. Parker, Warren C. Kelliher and Ingrid A. Carlberg, Tumbleweed: Wind-driven Sampling on the Surface of Mars Mars
James Y-K. Cho and Sarah T. Stewart Dispersion of tracers in the Martian upper troposphere following large impact-cratering events Mars
Jeffrey Antol, Gregory A. Hajos, Jennifer R. Parker, Warren C. Kelliher and Ingrid Carlber Searching for biomarkers in valleys, canyons and craters on Mars using Tumbleweed Rovers Mars
Jeffrey L. Bada AstroBioLab: A mobile in situ subsurface biotic and soil reactivity analytical laboratory Mars
John C. Armstrong, T. N. Titus, and H. H. Kieffer Evidence for Subsurface Water Ice in Korolev Crater, Mars Mars
John Scalo and David S. Smith Lethality of Martian exposure of organisms to large solar flares Mars
Kris A. Zacny , Michael Quayle , Austin Minnich and George Cooper Air Blasts Provide A Feasible Method Of Clearing Rock Cuttings From Holes On Mars. Mars
Larry A. Haskin, Alian Wang, Dept. of Earth & Planetary Sciences & McDonnell Center for Space Sciences, Washington University, The Mars Microbeam Raman Spectrometer (MMRS) for characterization of minerals, water, and carbon Mars
Louis Lerman, and Jacqueline Teng Chemical Evolution on an Early Mars: Implications for Mission Planning Mars
Maria E. Webb and Leonel A.T.P. Neves Exploring Martian Subsurface Mars
P. Mahaffy Analytical protocols for analysis of organic molecules in Mars analog materials Mars
Rafael Navarro-González, Poala Moilna,Danielle R. Bagaley,Matthew Rice , Benito Gomez-Silva , Christopher P. McKay and Fred A. Rainey Extent of the of Mars-like soils in the Atacama Desert, Chile Mars
Richard Quinn, Josh Fields, Shelly F. Hynes, Christopher J. Hynes, Gary A. Glass, Aaron Zent, Christopher P. McKay and Frank J. Grunthaner Chemical Characterizations of Atacama Desert Soils: An Analog of Martian Surface Chemistry. Mars
Ryan Callegan, Rafael Navarro-González, Christopher P. McKay, Luis Cruz-Kuri and Fred A. Rainey Pico de Orizaba - insights into the limits of life and implications for the terraformation of Mars Mars
Teresa L. Segura ,, Chris P. McKay, O. Brian Toon An Impact-Triggered Runaway Greenhouse on Mars Mars
Kyle Rothschild-Mancinelli Ground-truthing THEMIS using infra red readings Mars
Timothy F. Slater ,, Lisa K. Elfring,, Erika G. Offerdahl,, and Edward E. Prather, Exploring the Public's Understanding of the Role of Water in Astrobiology Mars/Outreach
Robert W. Corkery Bicontinuous structures as interesting evolutionary adaptations Other
Josep M. Trigo-Rodriguez and Jordi Llorca, Evidence of degradation of cometary meteoroids in the interplanetary medium Other
L. Cruz-Kuri, C. P. McKay, and R. Navarro-Gonzalez A Study of Some Meteorological Variables Around the Treeline of Pico de Orizaba. Other
Michael N. Mautner Astrobiology and Scientific Proof Other
H. Peter Steeves Life Or Something Like It: The Practical Implications Of Defining "Life" For Astrobiology other
Benita Bell et al MIAC, the First "Virtual Collaboration" of Minority Institutions focused on Astrobiology Outreach/Education
Erika G. Offerdahl,, Lisa K. Elfring,, Edward E. Prather,, and Timothy F. Slater, Training the "Next Generation" of Astrobiologists - An Undergraduate Astrobiology Course for Science Majors Outreach/Education
Gene McDonald A Simulation of the Viking Labelled Release Experiment for a Non-majors Astronomy Course Outreach/Education
Janet Siefert and Edna DeVore Implementing an Astrobiology course for teachers using NASA EPO grants. Outreach/Education
Karen C. Bradford NAI Minority Institution Research Sabbatical Outreach/Education
Lorraine Olendzenski Training Opportunities in Astrobiology at the Marine Biological Laboratory, Woods Hole, MA Outreach/Education
Michael. R. Philpott Life: Origins and Extinctions Outreach/Education
Mr. Barry Fried, Ms. Honora Dash and Mr. Mark Levy Twenty-first Century Space Science in The Urban High School Setting: The NASA/John Dewey High School Educational Outreach Partnership Outreach/Education
Penny A. Morris, University of Houston-Downtown,; Space Science Programs and Events for Latinos in Urban and Rural Environments Outreach/Education
Robert D. Collier, Christian F. Fritsen, Christopher P. McKay, David C. Catling, Daniel Mayes, and Ivan Gillilan Nevada Observatory establishes student quests in astrobiology Outreach/Education
Sam Abrams & David Morrison Undergraduate Educational Opportunities in Astrobiology Outreach/Education
Thomas J. Balonek Experiences teaching "Life in the Universe: A Cosmic Perspective" as a liberal arts core curriculum course Outreach/Education
Edward E. Prather, Lisa K. Elfring, Erika G. Offerdahl and Timothy F. Slater The Impact of Cognitive Science and Science Education Research on the Teaching and Learning of Astrobiology Outreach/Education
Erika G. Offerdahl and Margaret Turnbull The First Generation of "Native" Astrobiologists: The Graduate Astrobiology Conference, 2004 Outreach/Education
Comparison between the organics found in interplanetary dust particles and those made by experimental simulations of ice processing in the interstellar medium Prebiotic Chemistry & Origin of Life
A. Brandenburg, A. C. Andersen, S. Höfner, M. Nilsson Homochiral growth from enantiomeric cross-inhibition Prebiotic Chemistry & Origin of Life
Alexander Smirnov , Nicholas J. Tosca, Devicharan Chidambaram, Gary Halada and Martin A.A. Schoonen Ni-(Fe) Alloy and Sulfide Formation During Forsterite-Fayalite Dissolution at Hydrothermal Conditions: Importance for Prebiotic Synthesis Prebiotic Chemistry & Origin of Life
Barley The Pilbara: one billion years of the early evolution of Earth's surface environments and life Prebiotic Chemistry & Origin of Life
Bradley T. De Gregorio and Thomas G. Sharp Structure and bonding of kerogen in the Apex Chert: distinguishing biogenic carbon from Fischer-Tropsch-type carbon using energy loss spectroscopy Prebiotic Chemistry & Origin of Life
C. Briones , E. Mateo-Martí, C. Gómez-Navarro, V. Parro, E. Román, Peptide nucleic acids can form ordered self-assembled monolayers on surfaces with DNA recognition capability Prebiotic Chemistry & Origin of Life
Charles L Apel and David W. Deamer The formation of glycerol monodecanoate by a dehydration/condensation reaction: Increasing the chemical complexity of amphiphiles on the early Earth. Prebiotic Chemistry & Origin of Life
Chris J. Bennett, C. Jamieson, Philip Holtom, Nigel J. Mason, and Ralf I. Kaiser * Mechanistical studies on the formation of sugars and amino acids in extraterrestrial ices Prebiotic Chemistry & Origin of Life
Corey A. Cohn, Martin A. Schoonen Mineral Generated H2O2 and the loss of RNA Prebiotic Chemistry & Origin of Life
David E. Woon and Jin-Young Park A theoretical study of ice-bound photoionization and chemistry of polycyclic aromatic hydrocarbons in the interstellar medium Prebiotic Chemistry & Origin of Life
Dirk Schulze-Makuch and Louis N. Irwin Searching for life on other worlds: follow the water (or ammonia, or hydrocyanic acid, or some other solvent)? Prebiotic Chemistry & Origin of Life
Florian M. Schwandner , , Terry M. Seward, Andrew P. Gize, and P. Anthony Hall Abiogenic prebiotic organic compounds in terrestrial volcanic gases. Prebiotic Chemistry & Origin of Life
Galina M. Chaban Theoretical study of effects of water environment on spectra of small biological molecules Prebiotic Chemistry & Origin of Life
Gregory A. C. Singer The ancestor to all modern life on Earth lived in a hot environment Prebiotic Chemistry & Origin of Life
Helmut H. Zepik, Marie-Christine Maurel and David W. Deamer Lipid Catalysis of Oligomerization of Amino Thioacids and Thioesters Prebiotic Chemistry & Origin of Life
Hikaru Yabuta *, Hiroshi Naraoka, Kinya Sakanishi and Hiroyuki Kawashima The solid-state CP/MAS 13 C NMR analyses of macromolecular material in the Antarctic carbonaceous chondrites for evaluation of the meteoritic alteration level Prebiotic Chemistry & Origin of Life
Hiroshi Imanaka,, Bishun N. Khare, Christopher P. McKay, Emma L.O. Bakes, Dale P. Cruikshank, Seiji Sugita, Takafumi Matsui, Jamie L. Elsila,and Richard N. Zare Laboratory Simulations of Titan's Organic Haze and Condensation Clouds. Prebiotic Chemistry & Origin of Life
J.L. Kirschvink & B.P. Weiss Boron, Ribose, and a Martian Origin for Terrestrial life Prebiotic Chemistry & Origin of Life
Jean-Claude Marchon, Magalie Claeys-Bruno, Jacques Pécaut Analysis of mixtures of amino acid enantiomers by 1H NMR spectroscopy using cobalt(III) and rhodium(III) chiroporphyrins as chiral shift reagents Prebiotic Chemistry & Origin of Life
Jeffrey A. Pedelty Radio Astronomy Searches for the Amino Acid Glycine in High-Mass Star Formation Regions Prebiotic Chemistry & Origin of Life
Jin-Young Park and David E. Woon OCN- in UV-photoprocessed ices: Prebiotic interstellar chemistry. Prebiotic Chemistry & Origin of Life
John F. Lindsay, Martin D. Brasier, Owen R. Green and Nicola McLaughlin Concretions: a New Archean Biomarker Prebiotic Chemistry & Origin of Life

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