1.13.99.1 after storage at 4°C for few weeks, a specific truncation due to degradation is observed, extended storage also causes the accumulation of a small proportion of apparantly dimerized MIOX 657777 1.13.99.1 Catalase protects from H2O2 inactivation 6875 1.13.99.1 Completely active even in absence of Fe(II) and cysteine if it has been stored at -20°C for days to weeks at pH 6.0 with 1 mM glutathione 6875