context: She used both spectroscopy, including mass spectrometry imaging, and molecular biology.
source: Casini joined the École Polytechnique Fédérale de Lausanne as a Principal Investigator in 2008.
reference_original: Casini se unió a la École Polytechnique Fédérale de Lausana como investigadora principal en 2008.
reference_flipped: Casini se unió a la École Polytechnique Fédérale de Lausana como investigador principal en 2008.