NAI
Linda Jahnke
NASA Ames Research Center
Current Projects
- Environmental Evolution and Complex Life — 2016 NAI
- Mineralogical Traces of Early Habitable Environments — 2014 NAI
- Molecular Biosignatures: Preservation in Mineral-Forming Ecosystems — 2013 NAI
- Mineralogical Traces of Early Habitable Environments — 2013 NAI
- Habitability of Water-Rich Environments, Task 4: Evaluate the Habitability of Ancient Aqueous Solutions on Mars — 2013 NAI
- Mineralogical Traces of Early Habitable Environments — 2012 NAI
- Habitability of Water-Rich Environments, Task 4: Evaluate the Habitability of Ancient Aqueous Solutions on Mars — 2012 NAI
- Mineralogical Traces of Early Habitable Environments — 2011 NAI
- Habitability of Water-Rich Environments, Task 4: Evaluate the Habitability of Ancient Aqueous Solutions on Mars — 2010 NAI
- Mineralogical Traces of Early Habitable Environments — 2010 NAI
- Mineralogical Traces of Early Habitable Environments — 2009 NAI
- Habitability of Water-Rich Environments, Task 4: Evaluate the Habitability of Ancient Aqueous Solutions on Mars — 2009 NAI
- Biosignatures in Chemosynthetic and Photosynthetic Systems — 2008 NAI
- Planetary Biology, Evolution, and Intelligence — 2007 NAI
- Biosignatures in Chemosynthetic and Photosynthetic Systems — 2007 NAI
- Biosignatures in Chemosynthetic and Photosynthetic Systems — 2006 NAI
- Biosignatures in Chemosynthetic and Photosynthetic Systems — 2005 NAI
- Biosignatures in Chemosynthetic and Photosynthetic Systems — 2004 NAI
- Isotopic and Molecular Approaches to Microbial Ecology and Biogeochemistry (The Evolution of Organic Matter) — 2003 NAI
- Early Microbial Ecosystems — 2003 NAI
- Early Microbial Ecosystems — 2002 NAI
- The Planetary Context of Biological Evolution: Molecular and Isotopic Approaches to Microbial Ecology and Biogeochemistry — 2002 NAI
- Early Microbial Ecosystems — 2001 NAI
- Early Microbial Ecosystems: Modern Analogs — 2000 NAI
- View all 24 projects
NAI Project Collaborators
- Project collaborators as reported by the latest NAI Annual Report.
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Publications
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Allen, M. A., Neilan, B. A., Burns, B. P., Jahnke, L. L., & Summons, R. E. (2010). Lipid biomarkers in Hamelin Pool microbial mats and stromatolites. Organic Geochemistry, 41(11), 1207–1218. doi:10.1016/j.orggeochem.2010.07.007
See Project -
Blum, J. S., Han, S., Lanoil, B., Saltikov, C., Witte, B., Tabita, F. R., … Oremland, R. S. (2009). Ecophysiology of “Halarsenatibacter silvermanii” Strain SLAS-1T, gen. nov., sp. nov., a Facultative Chemoautotrophic Arsenate Respirer from Salt-Saturated Searles Lake, California. Applied and Environmental Microbiology, 75(7), 1950–1960. doi:10.1128/aem.02614-08
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Jahnke, L. L., Orphan, V. J., Embaye, T., Turk, K. A., Kubo, M. D., Summons, R. E., & Des Marais, D. J. (2008). Lipid biomarker and phylogenetic analyses to reveal archaeal biodiversity and distribution in hypersaline microbial mat and underlying sediment. Geobiology, 6(4), 394–410. doi:10.1111/j.1472-4669.2008.00165.x
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Orphan, V. J., Jahnke, L. L., Embaye, T., Turk, K. A., Pernthaler, A., Summons, R. E., & Des Marais, D. J. (2008). Characterization and spatial distribution of methanogens and methanogenic biosignatures in hypersaline microbial mats of Baja California. Geobiology, 6(4), 376–393. doi:10.1111/j.1472-4669.2008.00166.x
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Vogel, M. B., Des Marais, D. J., Parenteau, M. N., Jahnke, L. L., Turk, K. A., & Kubo, M. D. Y. (2010). Biological influences on modern sulfates: Textures and composition of gypsum deposits from Guerrero Negro, Baja California Sur, Mexico. Sedimentary Geology, 223(3-4), 265–280. doi:10.1016/j.sedgeo.2009.11.013
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Vogel, M. B., Des Marais, D. J., Turk, K. A., Parenteau, M. N., Jahnke, L. L., & Kubo, M. D. Y. (2009). The Role of Biofilms in the Sedimentology of Actively Forming Gypsum Deposits at Guerrero Negro, Mexico. Astrobiology, 9(9), 875–893. doi:10.1089/ast.2008.0325
See Project See Project - Dueck, S.L., Zachary, S., Michael, D., Parenteau, M., Kubo, M., Jahnke, L., Scalice, D. & Des Marais, D.J. (2010). Astrobiology student intern program at Lassen Volcanic National Park [Abstract 5434]. Astrobiology Science Conference. See Project
- Green, S.J. & Jahnke, L.L. (2009, in press). Microbial Mats. In: Oren, A. & Seckbach, J. (Eds.). Springer-Verlag. See Project
- Jahnke, L., Parenteau, N. & Farmer, J. (2012). Microbial lipid and C isotopic biosignatures of a unique community at Grand Prismatic Spring, Yellowstone National Park. Poster presentation at American Society for Microbiology General Meeting, June 2012, San Francisco, CA. See Project
- Jahnke, L.L., Parenteau, M.N. & Farmer, J. (2012). Microbial lipid and C-isotopic biosignatures of a unique community at Grand Prismatic Spring, Yellowstone National Park, Abstracts 112th General Meeting ASM, San Francisco CA. See Project
- Jahnke, L.L., Parenteau, M.N. & Farmer, J.D. (2009). Microbial community biosignatures in silica-depositing hot springs: Grand Prismatic Spring, Yellowstone National Park. See Project
- Jahnke, L.L., Parenteau, M.N. & Farmer, J.D. (2009). Microbial community biosignatures in silica-depositing thermal springs: Grand Prismatic Spring, Yellowstone National Park [Abstract]. Geological Society of America 2009 Annual Meeting. None, 41(7): 44. See Project
- Jahnke, L.L., Parenteau, M.N. & Farmer, J.D. (2010). Microbial biosignatures in a streamer mat community from silica-depositing Grand Prismatic Spring, Yellowstone National Park [Abstract 5631]. Astrobiology Science Conference. See Project
- Kyle, J.E., Jahnke, L.L. & Stedman, K.M. (2012). Changes in virus infectivity and virus and host lipids under silicifying conditions: Implications for virus biosignatures, Astrobiology Science Conference Exploring Life: Past and Present, Near and Far, No. 2117, Atlanta, GA. See Project
- Kyle, J.E., Jahnke, L.L. & Stedman, K.M. (2012). Preservation potential of lipid-containing viruses under silicifying conditions, 43rd Lunar Planetary Science Conference, LPI Contribution No. 1659, The Woodlands, Texas. See Project
- Kyle, J.E., Stedman, K.M. & Jahnke, L.L. (2012). Lipid profile of a saline, alkaline lake (with a viral twist?), Astrobiology Science Conference, Exploring Life: Past and Present, Near and Far, No. 1475. Atlanta, GA. See Project
- Mills, V., Farmer, J.D., Ruff, S., Núñez, J.I. & Jahnke, L.L. (2011). Systematic variations in sinter mineralogy, microtexture and diagenesis in modern siliceous hot springs: Clues for interpreting depositional conditions in ancient deposits. Abstracts Fall Meeting American Geophysical Union, San Francisco CA. See Project
- Parenteau, M.N., Farmer, J.D., Jahnke, L.L. & Cady, S.L. (2010). Terrestrial iron hot springs as analogs for ancient Martian hydrothermal systems [Abstract 5636]. Astrobiology Science Conference. See Project
- Parenteau, M.N., Jahnke, L.L., Boomer, S.M., Cady, S.L. & Pierson, B.K. (2009). Do cyanobacteria use Fe2+ as an electron donor for photosynthesis. Abstr. Ann. Mtg. Am. Soc. Microbiology. See Project
- Parenteau, M.N., Jahnke, L.L., Green, S.J., Boomer, S.M. & Pierson, B.K. (2010). Marine Chloroflexus-like organisms synthesize mid-chain branched monomethylalkanes [Abstract 5643]. Astrobiology Science Conference. See Project
- Parenteau, N., Jahnke, L. & Bosak, T. (2012). Linking microbial ecosystem biosignatures to the geologic record of early Earth and Mars. Astrobiology Science Conference, April 2012, Atlanta, GA. See Project
- Parenteau, N., Jahnke, L., Cady, S. & Pierson, B. (2011). Anoxygenic growth of cyanobacteria on Fe(II) and their associated biosignatures: Implications for biotic contributions to Precambrian Iron Formations. Oral presentation at AGU Fall Meeting, December 2011, San Francisco, CA. See Project
- Parenteau, N., Jahnke, L., Cady, S. & Pierson, B. (2012). Anoxygenic growth of cyanobacteria on Fe(II) and their associated biosignatures: Implications for biotic contributions to Precambrian Iron Formations. Oral presentation at NASA Ames Biology Seminar Series, September 2012, NASA Ames Research Center, Moffett Field, CA. See Project
- Vogel, M.B., Des Marais, D.J. & Jahnke, L.L. (2010). Mineralogy and organic preservation in acid sulfate fumaroles and thermal features: analogs for Mars early aqueous history [abstract 5355]. Astrobiology Science Conference 2010. See Project
- Vogel, M.B., Des Marais, D.J., Jahnke, L.L. & Parenteau, M.N. (2009). Distinctive accessory minerals, textures and crystal habits in biofilm associated gypsum deposits. EOS Transactions, AGU Fall Meeting Supplement, 89(53): P51A-1406. See Project
- Vogel, M.B., Des Marais, D.J., Jahnke, L.L., Turk, K.A., Kubo, M. & Parenteau, M.N. (2008). Biosignatures in modern sulfates: texture and composition of gypsum from Guerrero Negro, Baja California Sur, Mexico. AGU Meeting, San Francisco, CA, December 2008. Abstract No. P51A-1406. See Project
- View all 26 publications
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Phone:
650-604-3221 -
Fax:
650-604-1088 -
Email:
Linda.L.Jahnke@nasa.gov -
Discipline
Microbiology
Past NAI Teams
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Harvard University
CAN 1 -
Arizona State University
CAN 5 -
NASA Ames Research Center
CAN 5 -
NASA Ames Research Center
CAN 1 -
NASA Ames Research Center
CAN 3 -
SETI Institute
CAN 3 -
Massachusetts Institute of Technology
CAN 6