From: Analytical validation of bovine plasma ceruloplasmin measurement by p-phenylenediamine oxidation and effect of storage time and freezing temperature
Freeze–thaw cycles
0
1
2
3
Ceruloplasmin (mg/L)
(n = 10)
241 ± 59a
242 ± 61a
238 ± 62a
237 ± 61a