TY - BOOK AU - Hussien Mohamed Ahmed Elmessiry AU - Ahmed Abdelbary Abdelrahman , AU - Samia Hassan Shalaby , TI - Formulation of spray dried liquorice extract in topically applied preparations / PY - 2010/// CY - Cairo : PB - Hussien Mohamed Ahmed Elmessiry , KW - Glycyrrhizin KW - Liquorice extract KW - Spray dryer N1 - Thesis (M.Sc.) - Cairo University - Faculty of Pharmacy - Department of Pharmaceutics; Issued also as CD N2 - The study in this thesis included preparation of liquorice extract applying spray drying technique and evaluation of it's physical properties identification of Ý -- sitosterol and determination of glycyrrhizin content . In addition stability study was done . The spray dried liquorice extract (SDLE) was used for preparation of 10 gel formulae and 10 emulgel formulae in concentration 4 (%w/w) using different gelling agents eg. sodium carboxymethylcellulose hydroxypropyl methylcellulose carbopol 940 in different concentrations UR - http://172.23.153.220/th.pdf ER -