PHARMACOGNOSY -III PY-504
General techniques of bio-synthetic studies and basic metabolic pathways.Introduction to
biosynthesis of secondary metabolites of pharmaceutical importance. A brief introduction of
chemical nature of phytoconstituents.
biosynthesis of secondary metabolites of pharmaceutical importance. A brief introduction of
chemical nature of phytoconstituents.
Radio – tracer techniques and utilization in biogenetic studies.
Phytochemical Screening: Preparation of extracts and different tests performed for screening of
extracts for the presence of alkaloids,saponins,steroidal compounds,flavanoids,anthraquinones, phenolics,Amino acids,carbohydrates, fats etc.
Concepts of stereoisomerisms Nature, distribution, classification, general methods of isolation
and properties of alkaloids and terpenoids.
Chemistry,biogenesis & pharmacological activity of atropine,reserpine,ephedrine,ergometrine, strychnine,quinine,morphine,digitoxin,sennosides,diosgenin,sarsapogenin,menthol, citral, taxol, rutin and artemisine.
Systematic pharmacognostical study of alkoloidal drugs like;Tobacco,Belladona, Hyoscyamus,
Datura,Coca,Withania,Cinchona,Ipecac,Opium,Ergot,Rauwolfia,Vinca,Nuxvomica,Physostigma, Pilocarpus, Veretrum, Kurchi, Ephedra, Solanam, Tea, Colchicum, coffeae, aconite etc.
LIST OF PRACTICALS:
- Identify Colchicum, Ipecac and Vinca leaves morphologically.
- Identify Aconite, Hyoscyamus and Withania leaves morphologically.
- Perform morphological, microscopic and chemical evaluation of Tobacco.
- Perform morphological, microscopic and chemical evaluation of Withania.
- Perform morphological, microscopic and chemical evaluation of Cinchona bark.
- Perform morphological, microscopic and chemical evaluation of Rauwolfia root.
- Perform morphological, microscopic and chemical evaluation of Nux vomica seeds.
- Perform morphological, microscopic and chemical evaluation of Ephedra.
- Perform morphological, microscopic and chemical evaluation of Kurchi bark.
- Isolate Nicotine from tobacco.
- Isolate Caffeine from tea leaves.
- Isolate Quinine from cinchona.
- Isolate alkaloids from nux vomica seeds.
- Isolate starch from potatoes.
- Perform morphological characterization like type of stomata and calculate the stomatal index, vein islets,vein termination numbers,microscopic and chemical evaluation of Datura leaves.
- To identify and evaluate the given sample of Colchicum corm by morphological, microscopical and chemical evaluation.
- To identify the given sample of powdered crude drug by various phytochemical tests. (Cinchona/Rauwolfia/Senna/Ephedra)
BOOKS RECOMMENDED
- Trease, G.E. and Evans, W.C., Pharmacognosy, Bailliere Tindall, Eastbourne, U.K.
- Tayler, V.C., Brady, L.R. and Robers, J.E.,Pharmacognosy, Lea and Febiger,Philadelphia.
- Shah, C.S. and Quadry, J.S.,A text book of Pharmacognosy, B.S. Shah Publishers, Ahmedabad.
- Kokate, C.K., Purohit, A.P. and Gokhale, S.B., Pharmacognosy, Nirali Prakashan, Pune.
- Indian Pharmacopoeia, Ministry of Health and Family Welfare, Govt. of India, New Delhi. Wallis, T.E., Text Book of Pharmacognosy, Jand A Churchill Limited, London
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