- Blood: Examine the influence of potential predictive and prognostic tumour biomarkers in blood as lactate dehydrogenase (LDH), Carcinoembryonic antigen (CEA), Vascular endothelial growth factor (VEGF), epidermal growth factor receptor (EGFR), Human Epidermal growth factor Receptor 2 (HER-2), YKL-40, Interleukin-6 (IL-6) ,metallopeptidase inhibitor 1 (TIMP-1), procollagen type I N-terminal propeptide (PINP), Procollagen type 3 N-terminal propeptide (P3NP), gen-, micro-ribonucleinate (microRNA)- and protein array profiles, metabolomics and C-reactive protein (CRP) 2 weeks after start of therapy and thereafter every 8.weeks on disease control, response, survival and time to progression and other parameters investigated.