5

ACKNOWLEDGEMENT

I express my sincere thanks to my research Guide Dr. G. Krishna Mohan

and Co-Guide Dr. M. Lakshmi Narasu for their guidance.

It is my privilege to express my respected mentors Dr.D.R.Krishna, Professor,

UCPSc, Dr.R.S.Prasad, Dr.P.V.Appaji, Mr.Sudhaker Paul, Dr.M.Ramaiah and

Dr.V.Venkateshwarlu for their constant support, expert advice,

encouragement and constructive criticism throughout the course of this

research work.

I thank all my friends and well wishers Suhasini Kantamneni, Dr.Jasti

A.Chandulal, Mr.T.E.C.Rao, Mr.T.A.N.Chary, Ms.Aishwarya Chandrasekar,

Dr.Maddipatla Padma Sree for their inspiration and valuable suggestions in

completing this mission.

Special thanks to my family members Tateneni Rama Devi, Duggineni Anil

Kumar, V.V.Vivek Chandra, Dr.Kavya, Dr.Prashant Koneru, Rajendra

Prasad, Vimala Devi, Deekshitha, Hrisheek for their untiring interest shown

in my work.I wholeheartedly thank management of T.R.R.College of

Pharmacy and Sri T.Dinesh Reddy and also my colleague K.Hemamalini in

providing all the facilities for me in carrying out this work.

My special heartfelt gratitude and deep appreciation to thank to G.Chaitanya

Reddy,Shaik Mastan and S. Poorna who helped me directly or indirectly in

my work which is vital for the successful completion of my thesis.

I owe a lot to all of them.

Uma Vasireddy.