5. Shagufta Perveen , A. Malik, R. B. Tareen, S. A. Nawaz, and M. Iqbal Choudhary, Enzyme inhibiting phenolic constituents from Pervoska atriplicifolia , Nat. Prod. Res . 22, 347 (2006). (1.999) 4. S. B. Khan, N. Afza, A. Malik, Shagufta Perveen , A. Ejaz and M. I. Choudhary, Xanthine oxidase inhibiting flavonol glycoside from Amberboa ramose, , Nat. Prod. Res . 22, 335 (2006). (1.999) Shagufta Perveen Foundation: A nonprofit, un-registered organization working for welfare of human being with innovative ideas like micro-financing, supporting low profile families and a helping hand in reducing poverty (shaguftaperveen.com).