leucomethylene blue

leu·co·meth·yl·ene blue

(lū'kō-meth'i-lēn blū),
The reduced and colorless form of methylene blue.
Synonym(s): methylene white
References in periodicals archive ?
The reduction of methylene blue to leucomethylene blue requires the NADPH-dependent enzyme NADPH methaemoglobin reductase.
The bluish grey discolouration was probably due to an inability of conversion of methylene blue in tissues to colourless leucomethylene blue due to her G6PD deficiency.