glutathione peroxidase metal - Proteases Ferroptosis: Opportunities and Challenges in
Description
Liquid nitrogen is much colder than your drug store brand freezing agent

10.1093/toxsci/kfj111 63 KlicekR.KolencD.SuranJ.DrmicD.BrcicL.AralicaG.et al (2013)

Artesunate-Nanoliposome-TPP, a novel drug delivery system that targets the mitochondria, attenuates cisplatin-induced acute kidney injury by suppressing oxidative stress and inflammatory effects

There are other small molecules that function as antioxidants besides these three such as bilrubin, uric acid, flavonoids and carotenoids
