00756naa#a2200217#i#450# EN\\bibl\70685 20241122091714.5 2073-5529 20231009b2023####ek#y0engy0150####ca ENG RU Optimization of the cryoprotector composition for the preservation of African catfish reproductive cells Journal article Astrakhan Astrakhan State Technical University 2023 9 с. Journal article local Разведение сомовых. 639.371.7 ENG Firsova Angelina Valerievna Polovinkina Mariya Alexandrovna Osipova Victoria Pavlovna Ponomareva Elena Nikolaevna vestnik.astu.org