please correct me - (Oct/04/2009 )

I am just confused in english, please correct me

My PhD thesis (in or on) Structure and function..........
I did this work (at or in) University of ........


I shall be very thankful to you for your kind reply

Your PhD degree is in a field, your PhD thesis is on a subject within that field. You did your work at the University.

your PhD is in a field, your thesis is on a subject and your work is at university.
Muscle Might
Muscle Might

PhD IN English and work at university!
Muscle Might