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25th International Meeting on Organic Geochemistry IMOG 2011

25th International Meeting on Organic Geochemistry IMOG 2011

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P-416 Developing analytical protocols for the measurement of 13C and 15N of crucial<br />

organisms within the food web of the Dutch Wadden Sea<br />

Elisabeth Svenss<strong>on</strong>, Tjisse van der Heide, Sander Holthuijsen, Stefan Schouten,<br />

Henk W. van der Veer, Jack J. Middelburg, Jaap Sinninghe Damste<br />

P-417 C<strong>on</strong>tributi<strong>on</strong>s of δD analyses of plant-derived fatty acid methyl esters in ravine<br />

deposits to understanding palaeoenvir<strong>on</strong>mental changes during the rise and fall<br />

of kingdoms in northern Ethiopia<br />

Valery Terwilliger, Zewdu Eshetu, Marcelo Alexandre, Y<strong>on</strong>gs<strong>on</strong>g Huang, Marilyn<br />

Fogel<br />

P-418 Extreme intra- and intermolecular carb<strong>on</strong> isotopic disparity in individual archaeal<br />

intact polar lipids from methane seep sediments<br />

Marcos Yukio Yoshinaga, Marcus Elvert, Yu-Shih Lin, Kai-Uwe Hinrichs<br />

P-419 Effect of leaf litter degradati<strong>on</strong> and seas<strong>on</strong>ality <strong>on</strong> D/H isotope ratios of n-alkane<br />

biomarkers<br />

Michael Zech, Nikolai Pedentchouk, Björn Buggle, Katharina Leiber, Karsten<br />

Kalbitz, Slobodan Markovic, Bruno Glaser<br />

P-420 δ 2 H differences am<strong>on</strong>g lipids synthesised via the ACT (acetogenic), MVA<br />

(meval<strong>on</strong>ic) and DXP (1-deoxy-D-xylulose 5-phosphate) pathways in higher plant<br />

leaves: possible evidence for intracellular water (H+) isotopic heterogeneity<br />

Youping Zhou, Kliti Grice, Hilary Stuart-Williams, Graham Farquhar, Charles<br />

Hocart<br />

Poster Sessi<strong>on</strong> 4 – Thursday 22 nd September <strong>2011</strong><br />

13.40 – 15.05<br />

Microbial geochemistry/lipidomics/genomics 2<br />

P-423 Effects of l<strong>on</strong>g-term climatic manipulati<strong>on</strong>s <strong>on</strong> microbial communities in European<br />

shrublands<br />

Shar<strong>on</strong> Mas<strong>on</strong>, Chiara Cerli, Andrew Smith, Albert Tietema<br />

P-424 Intact polar lipid and genetic signatures of archaea in estuarine sediments<br />

Travis B. Meador, Cassandre Lazar, Marcos Y. Yoshinaga, Andreas Teske, Kai-<br />

Uwe Hinrichs<br />

P-425 Insights into the microbial communities of modern stromatolites (Highborne Cay,<br />

Bahamas) from bacterial and eukaryotic lipids<br />

Sabine Mehay, Joan Bernhard, Anna McIntyre-Wressnig, Virginia Edgcomb,<br />

Roger Summ<strong>on</strong>s<br />

P-426 Bacterial versus archaeal activity in episodically flooded soils – a combined<br />

lipidomics/genomics approach<br />

Cornelia Mueller-Niggemann, Andrea Bannert, Michael Schloter, Kai<br />

Mangelsdorf, Lorenz Schwark<br />

P-427 Quantitative rec<strong>on</strong>structi<strong>on</strong>s of methanogenic and methanotrophic archaeal<br />

communities in Lake Rotsee, Switzerland, using biomarker c<strong>on</strong>centrati<strong>on</strong>s and<br />

their carb<strong>on</strong> isotopic compositi<strong>on</strong>s<br />

Sebastian Naeher, Rienk Smittenberg, Carsten Schubert<br />

P-428 Study of microbial activity associated to SW-Barents sea pockmarks<br />

Julia Nickel, Kai Mangelsdorf, Jens Kallmeyer, Rolando di Primio,Daniel Stoddart<br />

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