Open Access Research Paper Views (1082) Screening plant secondary metabolites from callus cultures of sunflower Noor-e-Saba Khaskheli, Komal Siddiqui, Mehtab Hussain Nizamani, Hafiza Faiza Int. J. Biosci. 13(4), 350-356, October 2018. DOI: http://dx.doi.org/10.12692/ijb/13.4.350-356 Keywords: 2, 4-D: 2, 4-Diclorophenoxyacetic acid, EMS: Ethyl Methane Sulphonate, F.C.R: Folin Ciocalteu’s Reagent, NAA: Naphthalenic Acetic acid, SF: Sunflower Details