Dimitrios Tsikas is a professor at the Institute of Toxicology, Hannover Medical School, Germany. His main research concerns Mass spectrometry, Chromatography, Pharmacology, Eicosanoids, Nitric oxide, Oxidative stress, Blood and Urine. His Mass spectrometry study frequently draws connections between related disciplines such as Eicosanoids, Nitrite, Isoprostanes and Malondialdehyde. His research includes elements of the cardiovascular and renal systems. His study in the field of Angiotensin II, Angiotensin receptor and Olmesartan also crosses realms of Renal circulation and Filtration fraction. His studies deal with areas such as Creatinine, Quantitative analysis, Biomarkers and Gas Chromatography/Tandem Mass Spectrometry.