eng Oriental Scientific Publishing Company Biomedical and Pharmacology Journal 0974-6242 2015-01-22 1 2 311 314 435 article A. Thirupathaiah 1 G. Venkateshwar Rao 1 Yoshihisha Takaishi 2 Department of Chemistry, Kakatiya University, Warangal,India. Faculty of Pharmaceutical Sciences, University of Tokushima, Somachi-1-78, Tokushima,Japan. From the petroleum ether extract of roots of Crossandra nilotica, a furofuran type of symmetrical lignan named crossandrin (1) was isolated. The structure was established by spectroscopic techniques like 1H, 13C NMR, Mass and 2D NMR screened for antimicrobial activity. https://biomedpharmajournal.org/vol1no2/a-lignan-from-the-roots-of-crossandra-nilotica/ Crossandrin Crossandra nilotica Acanthaceae symmetrical lignan antimicrobial activity