SYLLABUS T 3.5.4. PHARMACOGNOSY –IV (THEORY) (DURATION: 3 HOURS/WEEK) SECTION-I 1. Alkaloids Introduction, Classification, Physical & Chemical properties, distribution, General extraction methodology of alkaloids. Biological source, diagnostic features, chemical constituents, chemical tests, uses, adulterants and substituent’s of following. a. Pyridine- Piperidine : Tobacco, Areca and Lobelia. b. Tropane: Belladonna, Hyoscyamus, Datura, Coca. c. Quinoline and Isoquinoline : Cinchona, Ipecac, Opium*. d. Indole : Ergot*, Rauwolfia*, Catharanthus, Nux-vomica and Physostigma. e. Imidazole: Pilocarpus. f. Steroidal : Kurchi, Ashwagandha*. g. Alkaloidal amine : Ephedra and Colchicum. h. Glycoalkaloid : Solanum. i. Purines : Coffee, Tea* and Cola. j. Quinazoline: Vasaka. * Detail Pharmacognostic study of plants. 2. Enzyme Biological Sources, Preparation, Identification Tests and Uses of Diastase, Papain, Pepsin, Trypsin, Pancreatin, streptoki