TY JOUR TI Effect of different concentrations of dimethyl sulfoxide in the cryoprotective medium on the antioxidant status of beluga sperm KW beluga sperm KW cryopreservation KW dimethyl sulfoxide KW superoxide anion radical KW hydrogen peroxide KW nitric oxide KW lipid peroxidation JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Kolumbet, A.. AU Kolyada, M.. AU Osipova, V.. AU Zaitsev, V.. PY 2025 IS 2025 PB Astrakhan State Technical University