Fig. 8From: Quantitative visualization of subcellular lignocellulose revealing the mechanism of alkali pretreatment to promote methane production of rice strawChemical imaging of lignocellulose by spectral unmixing analysis of the FCLS. (in the fourth row, the sections were stained with Safranin O–Fast Green. Safranin O stained lignin red, Fast Green stained cellulose green). vb vascular bundle, par parenchyma, epi epidermisBack to article page