TY CONF TI GEL BASED ON SODIUM ALGINATE FOR MEDICAL AND BIOLOGICAL APPLICATIONS KW gel KW aloe extract KW sodium alginate KW polymer matrix JO XIII All-Russian scientific-practical conference of young scientists «Achievements and prospects of development of the Russian agriculture", dedicated to the memory of R.G. Gareev AU Zhigacheva, M.. PY 2023 PB TRIA FRC Kazan Scientific Center of RAS