Fig. 1From: Cerebrospinal fluid in tuberculous meningitis exhibits only the L-enantiomer of lactic acidRepresentative chromatograms depicting a definitive identification of L-lactic acid using the stable isotope (L-lactic acid-d3); b clear differentiation of L and D forms of lactic acid in the spiked sample; c in CSF, complete lack of D form of lactic acid with only the L form present; and d presence of both L and D forms of lactic acid in urineBack to article page