I've got master degree in Molecular biology. I've worked as assistent in dept. Molecular biology and Immunology, Medical Faculty, Tkaria University since 2002. I'm seeking opportunities for development in area linked with cytokines polymorphism, gene association with different immunological disorders, immunomoduladion ect.Where i must looking some kind of fellowships, programms or PhD for?

You can find labs which work in this area on this site (visit the search section). Before you do this visit the Funding section of this site, to find links and information on what funding may be available to you.

I saw a scholarship for Bulgarian students at the University of Warwick website. I don't remember though was it for postgraduate students ...
I think the best way to find funding is to look at the university websites. Hope it helps.