Related Experiment Video
Updated: May 22, 2026

Rapid High-throughput Species Identification of Botanical Material Using Direct Analysis in Real Time High Resolution Mass Spectrometry
Published on: October 2, 2016
Pharmacognosy of swietenia mahagoni bark drug
1Botanical Lab of Pharmaco - anatomy, University College of Science, Calcutta - 700 019, India.
Abstract:
Swietenia mahagoni Jacq. (native to tropical America), a common avenue tree of India, yields a bark drug, used as antipyretic, bitter tonic, astringent, and occasionally as a substitute for Cinchona. The district characteristics of the species are : blackish brown colour; cracks and fissures with both clean cut and thick recurved edges; irregular wrinkles; splintery and fibrous fractures; bitter taste; compound sieve plates; mostly biseriate rays; abundant rhomboidal crystals; presence of tannin, saponin, lignin and absence of alkaloids.
Related Concept Videos
Agonism and Antagonism: Quantification
To quantify these effects, researchers use a dose-response curve, which provides valuable information about the potency and efficacy of a drug. Potency refers to...
Drug Biotransformation: Overview
Pharmacodynamics in Geriatric Patients: Effects of Age
Structure-Activity Relationships and Drug Design
SAR studies the intricate relationship between a drug's chemical structure and biological activity. It focuses on understanding how modifications to a drug's structure can influence its...
Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Absorption
Parkinson's Disease: Treatment
Parkinson's Disease is primarily a result of the loss of dopaminergic neurons in the substantia nigra pars compacta. The cornerstone of its...
