Excellent resources for those working in natural product research drugs of natural origin a treatise of pharmacognosy 6th revised edition by gunnar samuelsson and lars bohlin pp 776 price 14995 stockholm swedish pharmaceutical press 2009 isbn 978 91 976510 5 9. Drugs of natural origin provides a multidisciplinary approach suitable for those working in the area of natural product development it brings together research on the sustainable use of natural products in the development of new drugs scientifically based herbal remedies and environmentally adapted biomolecules during evolution molecules evolved to perform specific functions in nature. Article views are the counter compliant sum of full text article downloads since november 2008 both pdf and html across all institutions and individuals. Buy drugs of natural origin a treatise of pharmacognosy sixth revised edition by samuelsson gunnar bohlin lars online on amazonae at best prices fast and free shipping free returns cash on delivery available on eligible purchase. Drugs of natural origin a textbook of pharmacognosy natural materials of plant microbial or animal origin are an important source of modern drugs this book deals with such materials with a focus on the pure pharmacologically active compounds which can be isolated from them