English Pyrroloquinoline quinone Cited by user Alexbrn on 11 Jul 2017 Pyrroloquinoline quinone (PQQ) is redox cofactor. It is found in soil and foods such as kiwifruit, as well as human breast milk.
English Pyrroloquinoline quinone Cited by user Hopelessgleek on 20 Mar 2011 Pyrroloquinoline quinone (PQQ) was discovered by J.G. Hauge as the third redox cofactor after nicotinamide and flavin in bacteria (although he hypothesised that it was…