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Table 5 Ratios of various vanilla compounds related to quality in the control and in the spent medium on which MOTU10 Pestalotipsis microspora; MOTU7 Diaporthe phaseolorum; MOTU24 Fusarium oxysporum; MOTU8 Nemania bipapillata and MOTU1 Fusarium proliferatum were cultured for 30 days

From: Fungal endophytes of Vanilla planifolia across Réunion Island: isolation, distribution and biotransformation

Sample R1 = Vanillin/p-HBAld R2 = Vanillic acid/p-HBAld R3 = p-HB acid/p-HBAld R4 = Vanillin/Vanillic acid R5 = Vanillin/p-HB acid
Control 2.73 - 1.19 - 2.30
Medium MOTU10 9.54 2.37 22.82 4.02 0.42
Medium MOTU7 6.24 0.78 1.83 7.98 3.42
Medium MOTU24 1.57 0.83 11.07 1.89 0.14
Medium MOTU8 - - - 0.74 0.08
Medium MOTU1 - - - - -
Reference ratios (cured pods, [4]) 10–20 0.53–1.5 0.15–0.35 12–29 40–110
  1. The ratios associated to quality in dark pods are indicated where p-HBAld: p-hydroxybenzaldehyde; p-HB acid: p-hydroxybenzoic acid. The values from Medium MOTU10, MOTU7, MOTU24, MOTU8 and MOTU1 which are either within the range of closest to the range of the references are underlined and in bold