The search for chiral asymmetry as a potential biosignature in our solar system
The search for evidence of extraterrestrial life in our Solar System is currently guided by our
understanding of terrestrial biology and its associated biosignatures. The observed …
understanding of terrestrial biology and its associated biosignatures. The observed …
Building the biomarker tree of life
It is the great challenge of geomicrobiology to study microorganisms in the context of their
environments, both in Earth's distant past and in the present. Planet Earth and its biosphere …
environments, both in Earth's distant past and in the present. Planet Earth and its biosphere …
Fractionation of carbon and hydrogen isotopes in biosynthetic processes
JM Hayes - Reviews in mineralogy and geochemistry, 2001 - degruyter.com
This review is concerned with the isotopic relationships between organic compounds
produced by a single organism, specifically their enrichments or depletions in 13C relative to …
produced by a single organism, specifically their enrichments or depletions in 13C relative to …
Sedimentary Hydrocarbons
JJ Brocks, RE Summons - Biogeochemistry, 2005 - books.google.com
Sedimentary Hydrocarbons Page 103 8.03 Sedimentary Hydrocarbons, Biomarkers for
Early Life JJ Brocks Harvard University, Cambridge, MA, USA and RE Summons …
Early Life JJ Brocks Harvard University, Cambridge, MA, USA and RE Summons …
Carbon isotopic compositions of prokaryotic lipids as tracers of carbon cycling in diverse settings
RD Pancost, JSS Damsté - Chemical Geology, 2003 - Elsevier
Recent work has highlighted the ubiquity of bacteria and archaea and continues to affirm
their significance in diverse biogeochemical processes. The δ13C values and distributions …
their significance in diverse biogeochemical processes. The δ13C values and distributions …
Stable carbon isotopic fractionations associated with inorganic carbon fixation by anaerobic ammonium-oxidizing bacteria
S Schouten, M Strous, MMM Kuypers… - Applied and …, 2004 - Am Soc Microbiol
ABSTRACT Isotopic analyses of Candidatus “Brocadia anammoxidans,” a
chemolithoautotrophic bacterium that anaerobically oxidizes ammonium (anammox), show …
chemolithoautotrophic bacterium that anaerobically oxidizes ammonium (anammox), show …
Identification and carbon isotope composition of a novel branched GDGT isomer in lake sediments: Evidence for lacustrine branched GDGT production
Y Weber, C De Jonge, WIC Rijpstra… - … et Cosmochimica Acta, 2015 - Elsevier
Branched glycerol dialkyl glycerol tetraethers (brGDGTs) are bacterial membrane lipids that
occur ubiquitously in soils and lacustrine sediments and have great potential as proxy …
occur ubiquitously in soils and lacustrine sediments and have great potential as proxy …
[PDF][PDF] Biogeochemical signatures through time as inferred from whole microbial genomes
Throughout geologic time, a strong feedback has existed between the geosphere and the
biosphere; therefore biological evolution and innovation can be linked to the evolution of …
biosphere; therefore biological evolution and innovation can be linked to the evolution of …
Temporal metatranscriptomic patterning in phototrophic Chloroflexi inhabiting a microbial mat in a geothermal spring
Filamentous anoxygenic phototrophs (FAPs) are abundant members of microbial mat
communities inhabiting neutral and alkaline geothermal springs. Natural populations of …
communities inhabiting neutral and alkaline geothermal springs. Natural populations of …
Carbon isotopic composition of branched tetraether membrane lipids in soils suggest a rapid turnover and a heterotrophic life style of their source organism (s)
JWH Weijers, GLB Wiesenberg, R Bol… - …, 2010 - bg.copernicus.org
Branched Glycerol Dialkyl Glycerol Tetraethers (GDGTs) are membrane spanning lipids
synthesised by as yet unknown bacteria that thrive in soils and peat. In order to obtain more …
synthesised by as yet unknown bacteria that thrive in soils and peat. In order to obtain more …