Ustyuzhanina A.K. is a specialist of Historical-Comparative and Typological Linguistics.

The topic of PhD thesis, defended in 2004: "Verbalisation of the concept "Fire" in Old Germanic languages" (research supervisor: Osipova Olga Andreevna). The research was based on the following languages: Gothic, Old English, Old Norse, Ancient Greek and other Indo-European languages.

Main sphere of scientific interests: General and Indo-European linguistics.

Other spheres of scientific interests: modern phraseology of Russian and English, medialingvistics, methods of teaching foreign languages.