Origin, formation and environmental significance of des-A-arborenes in the sediments of an East African crater lake

[1]  J. S. Sinninghe Damsté,et al.  Seasonal variability in the abundance and stable carbon-isotopic composition of lipid biomarkers in suspended particulate matter from a stratified equatorial lake (Lake Chala, Kenya/Tanzania): Implications for the sedimentary record , 2018, Quaternary Science Reviews.

[2]  Jeremy H. Wei,et al.  Synthesis of arborane triterpenols by a bacterial oxidosqualene cyclase , 2016, Proceedings of the National Academy of Sciences.

[3]  N. Al-Dhabi,et al.  Des-A-lupane in an East African lake sedimentary record as a new proxy for the stable carbon isotopic composition of C3 plants , 2016 .

[4]  J. Damsté,et al.  Interannual and (multi-)decadal variability in the sedimentary BIT index of Lake Challa, East Africa, over the past 2200 years: assessment of the precipitation proxy , 2016 .

[5]  Sudhir B. Kylasa,et al.  The ReaxFF reactive force-field: development, applications and future directions , 2016 .

[6]  N. Al-Dhabi,et al.  Origin and palaeoenvironmental significance of C25 and C27 n-alk-1-enes in a 25,000-year lake-sedimentary record from equatorial East Africa , 2014 .

[7]  Hanno Meyer,et al.  Modern seasonality in Lake Challa (Kenya/Tanzania) and its sedimentary documentation in recent lake sediments , 2014 .

[8]  J. Damsté,et al.  Sources of core and intact branched tetraether membrane lipids in the lacustrine environment: Anatomy of Lake Challa and its catchment, equatorial East Africa , 2014 .

[9]  J. Brigham‐Grette,et al.  High-latitude environmental change during MIS 9 and 11: biogeochemical evidence from Lake El'gygytgyn, Far East Russia , 2012 .

[10]  K. Freeman,et al.  Distribution and carbon isotope patterns of diterpenoids and triterpenoids in modern temperate C3 trees and their geochemical significance , 2012 .

[11]  J. Bréhéret,et al.  Occurrence of triterpenyl acetates in soil and their potential as chemotaxonomical markers of Asteraceae , 2011 .

[12]  J. Plicht,et al.  High-resolution 14C dating of a 25,000-year lake-sediment record from equatorial East Africa , 2011 .

[13]  A. Timmermann,et al.  Reduced Interannual Rainfall Variability in East Africa During the Last Ice Age , 2011, Science.

[14]  Stefan Schouten,et al.  A 25,000-year record of climate-induced changes in lowland vegetation of eastern equatorial Africa revealed by the stable carbon-isotopic composition of fossil plant leaf waxes , 2011 .

[15]  Dirk Verschuren,et al.  The seismic-stratigraphic record of lake-level fluctuations in Lake Challa: Hydrological stability and change in equatorial East Africa over the last 140 kyr , 2010 .

[16]  G. Haug,et al.  Half-precessional dynamics of monsoon rainfall near the East African Equator , 2009, Nature.

[17]  M. Maier,et al.  Fernene triterpenoids from the lichen Pyxine berteriana. , 2009, Journal of Natural Products.

[18]  Stefan Schouten,et al.  Fluxes and distribution of tetraether lipids in an equatorial African lake: Constraints on the application of the TEX86 palaeothermometer and BIT index in lacustrine settings , 2009 .

[19]  Chuanlun Zhang,et al.  Distribution of aliphatic des-A-triterpenoids in the Dajiuhu peat deposit, southern China , 2008 .

[20]  Yunping Xu,et al.  Biomarker-based paleo-record of environmental change for an eutrophic, tropical freshwater lake, Lake Valencia, Venezuela , 2008 .

[21]  A. Pearson,et al.  Hypotheses for the origin and early evolution of triterpenoid cyclases , 2007, Geobiology.

[22]  J. Disnar,et al.  Contrasted distributions of triterpene derivatives in the sediments of Lake Caçó reflect paleoenvironmental changes during the last 20,000 yrs in NE Brazil , 2007 .

[23]  Jacob R Waldbauer,et al.  Steroids, triterpenoids and molecular oxygen , 2006, Philosophical Transactions of the Royal Society B: Biological Sciences.

[24]  S. Hoernes,et al.  Palaeoenvironment of the Eocene Eckfeld Maar lake (Germany): implications from geochemical analysis of the oil shale sequence , 2005 .

[25]  J. Disnar,et al.  Pentacyclic triterpene methyl ethers in recent lacustrine sediments (Lagoa do Caco, Brazil) , 2005 .

[26]  J. Volkman.  Sterols and other triterpenoids: source specificity and evolution of biosynthetic pathways , 2005 .

[27]  B. Simoneit,et al.  Triterpenoids from lipids of Rhodomicrobium vanniellii , 1984, Archives of Microbiology.

[28]  S. Hanisch,et al.  The biomarker record of Lake Albano, central Italy—implications for Holocene aquatic system response to environmental change , 2003 .

[29]  A. V. Duin,et al.  Computational chemical investigation into isorenieratene cyclisation , 2003 .

[30]  A. V. Duin,et al.  ReaxFF: A Reactive Force Field for Hydrocarbons , 2001 .

[31]  D. McKirdy,et al.  Fernenes and other triterpenoid hydrocarbons in Dicroidium-bearing Triassic mudstones and coals from South Australia , 1998 .

[32]  A. V. Duin,et al.  A kinetic calculation method of homohopanoid maturation: Applications in the reconstruction of burial histories of sedimentary basins , 1997 .

[33]  A. Borrego,et al.  Geochemical significance of the aromatic hydrocarbon distribution in the bitumens of the Puertollano oil shales, Spain , 1997 .

[34]  R. Jaffé,et al.  Organic biogeochemistry of a hypereutrophic tropical, freshwater lake - Part 1: particle associated and dissolved lipids , 1996 .

[35]  G. Eglinton,et al.  Molecular and isotopic biogeochemistry of the Miocene Clarkia formation : hydrocarbons and alcohols , 1995 .

[36]  R. Jaffé,et al.  Origin and early diagenesis of arborinone/isoarborinol in sediments of a highly productive freshwater lake , 1995 .

[37]  P. Albrecht,et al.  Isoarborinol through geological times: Evidence for its presence in the Permian and Triassic , 1995 .

[38]  H. Hagemann,et al.  Aromatized arborane/fernane hydrocarbons as molecular indicators of floral changes in Upper Carboniferous/Lower Permian strata of the Saar-Nahe Basin, southwestern Germany , 1994 .

[39]  C. Boreham,et al.  The effect of aromatization on the isotopic compositions of hydrocarbons during early diagenesis. , 1994, Organic geochemistry.

[40]  G. Eglinton,et al.  Biogeochemistry of the Miocene lacustrine deposit, at Clarkia, northern Idaho, U.S.A. , 1994 .

[41]  C. Boreham,et al.  Chemical, molecular and isotopic differentiation of organic facies in the Tertiary lacustrine Duaringa oil shale deposit, Queensland, Australia , 1994 .

[42]  A. Bechtel,et al.  Combined isotopic and biomarker investigations of temperature- and facies-dependent variations in the Kupferschiefer of the Lower Rhine Basin, northwestern Germany , 1992 .

[43]  P. Albrecht,et al.  Novel triterpene-derived hydrocarbons of the arborane/fernane series in sediments: Part II , 1992 .

[44]  K. Shiojima,et al.  Mass spectra of pentacyclic triterpenoids , 1992 .

[45]  P. Albrecht,et al.  Novel triterpene-derived hydrocarbons of arborane/fernane series in sediments. Part I. , 1992 .

[46]  J. Barrera,et al.  Chemical Constituents of the Lichen Cladina macaronesica , 1991 .

[47]  P. Albrecht,et al.  C‐29 tritiated β‐amyrin: Chemical synthesis aiming at the study of aromatization processes in sediments , 1990 .

[48]  K. Shiojima,et al.  Fern constituents: Two new triterpenoid hydrocarbons, hop-16-ene and isohop-22(29)-ene, isolated from Davallia mariesii. , 1990 .

[49]  L. Schwark,et al.  Aromatic hydrocarbon composition of the Permian Kupferschiefer in the Lower Rhine Basin, NW Germany , 1990 .

[50]  J. D. Leeuw,et al.  Limited double bond isomerisation and selective hydrogenation of sterenes during early diagenesis , 1989 .

[51]  P. Gülz,et al.  Pentacyclic Triterpenoids in Epicuticular Waxes from Euphorbia lathyris L., Euphorbiaceae , 1989 .

[52]  P. Albrecht,et al.  Identification of des-A-triterpenoid hydrocarbons occurring in surface sediments , 1989 .

[53]  A. Becke,et al.  Density-functional exchange-energy approximation with correct asymptotic behavior. , 1988, Physical review. A, General physics.

[54]  Parr,et al.  Development of the Colle-Salvetti correlation-energy formula into a functional of the electron density. , 1988, Physical review. B, Condensed matter.

[55]  G. Eglinton,et al.  Lipids of aquatic organisms as potential contributors to lacustrine sediments—II☆ , 1984 .

[56]  J. Rullkötter,et al.  Novel 23,28-bisnorlupanes in Tertiary sediments. Widespread occurrence of nuclear demethylated triterpanes , 1982 .

[57]  G. Ourisson,et al.  Predictive microbial biochemistry — from molecular fossils to procaryotic membranes , 1982 .

[58]  W. Giger,et al.  Poly cyclic aromatic hydrocarbons in Recent lake sediments—II. Compounds derived from biogenic precursors during early diagenesis , 1980 .

[59]  G. Ourisson,et al.  Tri- and tetraterpenoid hydrocarbons in the Messel oil shale , 1974 .

[60]  I. Morelli,et al.  Aliphatic and triterpenoid hydrocarbons from ferns , 1972 .

[61]  S. Natori,et al.  Triterpenoids of the gramineae , 1970 .

[62]  Bryan R. Payne,et al.  Water balance of Lake Chala and its relation to groundwater from tritium and stable isotope data , 1970 .

[63]  G. Ourisson,et al.  Triterpene Alcohol Isolation from Oil Shale , 1969, Science.

[64]  W. Hui.  An examination of the rubiaceae of Hong KongV. , 1967 .

[65]  W. Hui,et al.  An examination of the rubiaceae of Hong Kong—II. : The occurrence of triterpenoids and steroids from Hedyotis acutangula Champ. , 1965 .

[66]  C. Djerassi,et al.  Terpenoide, LIV. Arborinol, ein neuer Triterpen‐Typus , 1963 .