Fig. 3From: Saturation effect and transmembrane conversion of Monascus pigment in nonionic surfactant aqueous solutionPigment extraction and TLC analysis with repeat extraction of mature cells in Triton X-100 aqueous solutions. a Characteristic variations of intracellular and extracellular pigments. b, c TLC atlas in visible and ultraviolet light. Lane 1–4: extracellular samples with four repeated extractions (from 4 to 1); Lane 5: intracellular samples after four repeated extractions; Lane 6: extracellular samples without extraction; Lane 7: intracellular samples without extraction; a, b represent the intracellular yellow pigments; c, d represent the intracellular orange pigments; e, f represent the extracellular yellow pigments Back to article page