Table 1.
H2O2 |
Ca2+ |
H+ |
||||
---|---|---|---|---|---|---|
nM | (pH2O2) | nM | (pCa) | nM | (pH) | |
‘Overall cellular’a | 10 | (8) [128,129] | 100 | (7) | 100 | (7) |
Cytosol | 0.1 | (10) [53] | <100 | (>7) | 100 | (7.0) |
Mitochondrial matrix | 4 | (8.4) [54] | <100 | (>7) | 40 | (7.4) |
Endoplasmic reticulum | 700 | (6.2) [52] | 500,000 | (3.3) | 60 | (7.2) |
Golgi | 300 | (6.5) [130] | 300,000 | (3.5) | 400 | (6.4) |
Peroxisome | ? | <100 | (>7) | 7 | (8.2) [69] | |
Lysosome | ? | 300,000 | (3.5) [131] | 3200 | (5.5) |
For rough orientation only: considerable subcellular variation; Ca2+ in various spaces was arbitrarily set to <100 nM.