Philippe Christen

Recent extraction techniques for natural products: microwave-assisted extraction and pressurised solvent extraction.

Béatrice Kaufmann, P. Christen, B. Kaufmann, 2002, Phytochemical analysis : PCA.

Optimisation of accelerated solvent extraction of cocaine and benzoylecgonine from coca leaves

Serge Rudaz, Jean-Luc Veuthey, P. Christen, 2001 .

Extraction and analysis of different Cannabis samples by headspace solid-phase microextraction combined with gas chromatography-mass spectrometry.

Serge Rudaz, Jean-Luc Veuthey, P. Christen, 2005, Journal of separation science.

Comparison of growth properties, alkaloid production and water uptake of two selected Datura hairy root lines

Michèle Boitel-Conti, P. Christen, B. Sangwan-Norreel, 2004 .

Identification of isomeric tropane alkaloids from Schizanthus grahamii by HPLC-NMR with loop storage and HPLC-UV-MS/SPE-NMR using a cryogenic flow probe.

Jean-Luc Veuthey, Manfred Spraul, Emmanuel Varesio, 2006, Phytochemical analysis : PCA.

Study of factors influencing pressurised solvent extraction of polar steroids from plant material. Application to the recovery of withanolides

Jean-Luc Veuthey, Béatrice Kaufmann, Philippe Christen, 2001 .