Molecular bio-geochemistry
The laboratory
Laboratoire de biogéochimie moléculaire - Institut de Chimie de Strasbourg
UMR CNRS-UdS 7177
25, rue Becquerel, ECPM
67200 STRASBOURG
Head of the team : Pierre ADAM, DR CNRS
The team : Philippe SCHAEFFER, DR CNRS, Armelle CHARRIE, CR CNRS
Doctoral Dissertations in progress
Lucile Bailly- Caractérisation moléculaire et isotopique de goudrons et résines archéologiques dérivés de conifères en contexte maritime (thèse en cours : début 2011). Directeurs de thèse : P. Adam, A. Charrié.Contrat doctoral
Blandine Courel - Marqueurs terpéniques des végétaux : Etablissement d’un référentiel moléculaire et application pour la reconnaissance d’essences végétales en contexte archéologique (thèse en cours : début 2013). Directeurs de thèse : P. Adam, P. Schaeffer.Contrat Doctoral
Completed Dissertations since 2007
2010
Aurélie Loison (thèse soutenue le 29 septembre 2010). " Recherche sur l’origine de la vie : Synthèse prébiotique de composés organiques simples dans des conditions simulant des sources hydrothermales sous-marines "
2008
Burger Pauline (novembre 2008)" Caractérisation moléculaire de résines végétales archéologiques et actuelles: étude de résines de Dipterocarpaceae ".
2007
Le Métayer Pierre, Thèse de Doctorat, U.L.P., Strasbourg (mai 2007) "Marqueurs biogéochimiques d’environnements de l ‘Oligocène du bassin rhénan"
Academic Publications since 2007
Articles published in journals
2014
G. Schnell, P. Schaeffer, H. Tardivon, E. Motsch, J. Connan, D. Ertlen, D. Schwartz, N. Schneider, P. Adam (2014). Contrasting diagenetic pathways of higher plant triterpenes in buried wood as a function of tree species. Organic Geochemistry, 66, 107-124.
2013
S. Naher, P. Schaeffer, P. Adam, C.J. Schubert (2013) Maleimides in recent sediments - Using chlorophyll degradation products in palaeoenvironmental reconstructions. Geochimica et Cosmochimica Acta, 119, 248-264.
2012
G. Schnell, P. Schaeffer, E. Motsch, P. Adam (2012) Triterpenoids functionalized at C-2 as diagenetic transformation products of 2,3-dioxygenated triterpenoids from higher plants in buried wood. Organic & Biomolecular Chemistry 10, 8276-8282.
2010
C. Le Milbeau, P. Schaeffer, J. Connan, P. Albrecht, P. Adam (2010) Aromatized C-2 oxygenated triterpenoids as indicators for a new transformation pathway in the environment. Organic Letters 12, 1504-1507.
P. Schaeffer, G. Schmitt, P. Adam, M. Rohmer (2010) Abiotic formation of 32,35-anhydrobacteriohopanetetrol: A geomimetic approach. Organic Geochemistry 41, 1005-1008.
J.M. Trendel, P. Schaeffer, P. Adam, D. Ertlen, D. Schwartz (2010) Molecular characterisation of soil surface horizons with different vegetation in the Vosges Massif (France). Organic Geochemistry 41, 1036-1039.
2009
P. Adam, P. Schaeffer, S. Gug, E. Motsch, P. Albrecht (2009) Identification of a sulfide derivative with a bicyclic hydrocarbon skeleton related to squalene. Part II: synthesis of a S-spiro-like dithiolane triterpenoid. Org. Geochem. 40, 885-894.
P. Burger, A. Charrié-Duhaut, J. Connan, M. Flecker, P. Albrecht (2009) Archaelogical resinous samples from Asian Wrecks: Taxonomic characterization by GC-MS. Analytica Chimica Acta 648, 85-97.
A. Charrié-Duhaut, J. Connan, M. Darnell, J. Spangenberg, E. Szymczyk, A. Bissada, P. Albrecht (2009) Molecular and isotopic chracterization of organic samples from the wreck of the Saint-Etienne merchant ship (XVIIIth century): identification of pitch, fat, hair and sulfur, Org. Geochem. 40, 647-665.
A. Charrié-Duhaut, P; Burger, J. Maurer, J. Connan, P. Albrecht (2009) Molecular and isotopic archaeology: top grade tools to investigate organic archaeological materials. C.R. Chimie 12, 1140-1153.
S. Gug, P. Schaeffer, P. Adam, S. Klein, E. Motsch, P. Albrecht (2009) Identification of a sulfide derivative with a bicyclic hydrocarbon skeleton related to squalene. Part I: synthesis of a dithiane triterpenoid. Org. Geochem. 40, 876-884.
I. Kowalewski, B. Carpentier, A.Y. Huc, P. Adam, S. Hanin, P. Albrecht, P. Wojciak, N.L. Frewin, N. Al Ruwehy (2009) An unconventional Cambrian source rock interval in South Oman: Implications on oil and gas generation. GeoArabia 14, 53-86.
S. Mehay, P. Adam, I. Kowalewski et P. Albrecht (2009) Evaluating the sulfur isotopic composition of biodegraded petroleum: The case of the Western Canada Sedimentary Basin, Org. Geochem. 40, 531-545.
S. Schouten., E. C. Hopmans, J. van der Meer, A. Mets, E. Bard, T. S. Bianchi, A. Diefendorf, M. Escala, K. H. Freeman, Y. Furukawa, C. Huguet, A. Ingalls, G. Menot-Combes, A. J. Nederbragt, M. Oba, A. Pearson, E. J. Pearson, A. Rosell-Mele, P. Schaeffer, S. Shah, T. M. Shanahan, R. W. Smith, R. Smittenberg, H. M. Talbot, M. Uchida, B. Van Mooy, M. Yamamoto, Z. Zhang, and J. S. S. Damsté (2009) An interlaboratory study of TEX86 and BIT analysis using high-performance liquid chromatography-mass spectrometry, Geochem. Geophys. Geosyst., doi:10.1029/2008GC002221.
2008
J.J. Brocks et P. Schaeffer (2008) Okenane, a biomarker for purple sulfur bacteria (Chromatiaceae), and other carotenoid derivatives from the 1,640 Ma Barney Creek Formation. Geochim. Cosmochim. Acta 72, 1396-1414.
J. Connan, J. Zumberge, K. Imbus, A. Moghaddam (2008) The bituminous mixtures of Tall-e Abu Chizan: A Vth millennium BC settlement in southwestern Iran, Org. Geochem. 39, 1772-1789.
A. Delacour, G.L. Früh-Green, S.M. Bernasconi, P. Schaeffer, D.S. Kelley (2008) Carbon geochemistry of serpentinites in the Lost City Hydrothermal System (30°N, MAR). Geochim. Cosmochim. Acta 72, 3681-3702.
E. Heinzle, Y. Yuan, S. Kumar, C. Wittmann, M. Gehre, H.H. Richnow, P. Wehrung, P. Adam et P. Albrecht (2008) Analysis of 13C labeling enrichment in microbial culture applying metabolic tracer experiments using gas chromatography-combustion-isotope ratio mass spectrometry, Anal. Biochem. 380, 202-210.
I. Kowalewski, C. Fiedler, T. Parra, P. Adam et P. Albrecht (2008) Preliminary results on the formation of organosulfur compounds in sulfate-rich petroleum reservoirs submitted to steam injection, Org. Geochem.39, 1130-1136.
P. Le Métayer, P. Schaeffer, P. Adam, S. Roussé, P. Duringer et P. Albrecht (2008) A novel pathway leading to the formation of unreported C40 bis-diterpenoids of Podocarpaceae origin in sediments. Org. Geochem. 39, 658-675.
P. Schaeffer, G. Schmitt, P. Adam et M. Rohmer (2008) Acid-catalyzed formation of 32,35-anhydrobacteriohopanetetrol from bacteriohopanetetrol, Org. Geochem. 39, 1479-1482.
2007
A. Charrié-Duhaut, J. Connan, N. Rouquette, P. Adam, C. Barbotin, M.F. De Rozière, A. Tchapla et P.Albrecht (2007) The canopic jars of Ramesses II : real use revealed by molecular study of organic residues. J. Archaeol. Sci. 34, 957-967.
A. Charrié-Duhaut, E. Grosjean, P. Adam, P. Schaeffer, J. Trendel, D. Dessort, J. Connan et P. Albrecht (2007) Identification and geochemical significance of demethylated highly cyclized regular polyprenoids in oils and source rocks. Org. Geochem. 38, 1501-1515.
B. Louis-Schmid, P. Rais, P. Schaeffer, S.M. Bernasconi et H. Weissert (2007) Plate tectonic trigger of changes in pCO2 and climate in the Oxfordian (Late Jurassic) : carbon isotope and modelling evidence. Earth Planet. Sci. Lett. 258, 44-60.
G. T. Ventura, F. Kenig, C.M. Reddy, J. Schieber, G.S. Frysinger, R.K. Nelson, R.B. Gaines et P. Schaeffer (2007) Molecular evidence of Late Archean Archaea and the presence of a deep biosphere. Proc. Natl. Acad. Sci. (USA) 104, 14260-14265.
