Table 2.

Examples of fungi able to hydroxylate kaurane diterpenes, positions and stereochemistry of hydroxylations.

Fungal species	Positions and stereochemistry	References
Absidia blakesleeana	7β, 11α, 13	[64]
Aspergillus niger	3α, 7β, 11α	[23,27,65]
Aspergillus ochraceus	6β, 7α, 13	[66,67]
Calonectria decora	7α, 7β	[66,67]
Cephalosporium aphidicola	3α, 11β	[68,69,70]
Cunninghamella bainieri	9	[43]
Cunninghamellha blakesleeana	7β	[71]
Fusarium fujikuroi	3α, 3β, 6β, 7β	[60]
Fusarium moniliforme	11β	[72]
Gibberella fujikuroi	3β, 6α, 6β, 7α, 7β, 9, 11β, 13	[10,53,55,56,57,58,61,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100]
Mucor plumbeus	6α, 7α, 9, 11β	[21,101,102]
Mucor recurvatus	7β, 11α, 11β	[23]
Psylocybe cubensis	11β	[103]
Rhizopus nigricans	3α, 7α, 7β, 13	[59,62,66,67]
Rhizopus oligosporus	7β, 9	[64]
Rhizopus stolonifer	7β, 9, 11β	[101,104,105]
Verticillium lecanii	7α, 7β, 11β	[31]