Pharmacognosy // Natural Products Chemistry. Isolation and identification of bioactive compounds. Extraction of carotenoids using Supercritcal Fluid Extraction. Isolation of carotenoids by Supercritical Fluid Chromatography. Identifications using LC-HRMS/MS, and NMR. Expoitation of agricultural byproducts and microbial biomass for the revovery of carotenoids. LC-MS and NMR based metabolomics analysis of biofluids.