Bioactive Natural Products: Facts, Applications, and Challenges

1 Applied Microbiology and Molecular Biotechnology Research Group, Department of Molecular Biology and Genetics, Democritus University of Thrace, 68100 Alexandroupolis, Greece 2 Department of Food and Nutritional Sciences, University of Reading, Reading RG6 6AD, UK 3Department of Food Studies and Environmental Health, Faculty of Health Sciences, University of Malta, Msida MSD 2080, Malta 4 Institute of Technology of Agricultural Products, Greek Agricultural Organization Demeter, 15310 Athens, Greece