(R)-3,4-dihydroxymandelaldehyde

1. (R)-adrenaline + O2 + H2O = (R)-3,4-dihydroxymandelaldehyde + methylamine + H2O2

Catalysed by MAOA, MAOB

1. (R)-noradrenaline + O2 + H2O = (R)-3,4-dihydroxymandelaldehyde + H2O2 + NH4(+)

Catalysed by MAOA, MAOB

1. (R)-noradrenaline + O2 + H2O = (R)-3,4-dihydroxymandelaldehyde + H2O2 + NH4(+)
2. transport of noradrenaline (cytosol to extracellular)

Catalysed by MAOA, MAOB, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 2 routes

1. (R)-noradrenaline + O2 + H2O = (R)-3,4-dihydroxymandelaldehyde + H2O2 + NH4(+)
2. transport of GSH and noradrenaline (cytosol to extracellular)

Catalysed by MAOA, MAOB, SLCO1A2

1. (R)-noradrenaline + O2 + H2O = (R)-3,4-dihydroxymandelaldehyde + H2O2 + NH4(+)
2. transport of noradrenaline (cytosol to extracellular)
3. transport of S-glutathionyl-2-4-dinitrobenzene (cytosol to extracellular)

Catalysed by MAOA, MAOB, SLCO1A2, SLCO1B3extracellular space, cytosolOne of 4 routes

1. (R)-noradrenaline + O2 + H2O = (R)-3,4-dihydroxymandelaldehyde + H2O2 + NH4(+)
2. transport of noradrenaline (cytosol to extracellular)
3. transport of glycoursodeoxycholate (cytosol to extracellular)