Open Access Research Paper Views (843) Standardization of Protocol for the Surface Sterilization and Callus Induction of Saussurea lappa: An Endangered Medicinal plant Zaib Un Nisa, Samin Jan, Safdar Hussain Shah Int. J. Biosci. 9(1), 324-330, July 2016. DOI: http://dx.doi.org/10.12692/ijb/9.1.324-330 Keywords: Callus induction, Explants Sterilization, Saussurea lappa Details