Biomarkers were analysed in a surface sediment from La Trinitat saltern ponds and a Miocene marl from the Northern Appenines. Both are characterised by enriched δ13C values for bulk organic matter and for biomarkers, i.e. ...

The lipids of the Gram-negative marine bacterium Marinobacter hydrocarbonoclasticus, cultivated in synthetic seawater on a single carbon source, acetate or n-icosane, were isolated, purified and their structures determined. ...