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C. Biographies and . Christophe, She received her Engineer's Degree in materials science from the Institut National Polytechnique de Toulouse " (France) in 2006. She joined the " Laboratoire d'Architecture et d'Analyse des Systèmes " from the French " Centre National de la Recherche Scientifique, LAAS-CNRS) in 2007. She is working on the development of electrochemical microsensors for chemical and biochemical detection, 1981.

F. and S. Belaidi, She received her Master's Degree in process and environmental engineering from the Institut National des Sciences Appliquées de Toulouse, She joined the " Laboratoire de Génie Chimique " (LGC) from the University of Toulouse (France) in 2007. She is working on the development of electrochemical microsensors for chemical and biochemical detection, 1980.

P. Gros, He graduated in Physical Chemistry in 1992 and received his PhD degree in Chemical Engineering in 1996 at the University Paul Sabatier in Toulouse. He is now Professor in Electroanalytical Engineering in the Chemical Engineering Laboratory He is currently working on the development of electrochemical (bio)sensors, 1970.

. He and . French, Groupe de Recherche sur l'Oncogénèse, les Ultraviolets et la Pigmentation Cutanée Laboratoire Pierre FABRE Dermocosmetique " company in Toulouse. Since 2004, he is in charge of the " Skin Photobiology department, He is working on clinical studies on healthy volunteers, 1994.