The redox-cycling assay is not suited for the detection of pyrroloquinoline quinone in biological samples. Febs Letters 261(1): 131-134, 1990
Detection and determination of pyrroloquinoline quinone, the coenzyme of quinoproteins. Analytical Biochemistry 133(1): 239-243, 1983
Ultrasensitive determination of pyrroloquinoline quinone in human plasma by HPLC with chemiluminescence detection using the redox cycle of quinone. Journal of Pharmaceutical and Biomedical Analysis 145: 814-820, 2017
The catalysis of redox cycling by pyrroloquinoline quinone (PQQ), PQQ derivatives, and isomers and the specificity of inhibitors. Analytical Biochemistry 238(2): 145-149, 1996
Specific detection of quinoproteins by redox-cycling staining. Journal of Biological Chemistry 266(2): 689-692, 1991
Quinoproteins: enzymes containing the quinonoid cofactor pyrroloquinoline quinone, topaquinone or tryptophan-tryptophan quinone. European Journal of Biochemistry 200(2): 271-284, 1991
Pyrroloquinoline quinone stimulates epithelial cell proliferation by activating epidermal growth factor receptor through redox cycling. Free Radical Biology & Medicine 53(6): 1239-1251, 2013
Pyrroloquinoline Quinone, a Redox-active o-Quinone, Stimulates Mitochondrial Biogenesis by Activating SIRT1/PGC-1α Signaling Pathway. Biochemistry, 2017
Pyrroloquinoline-quinone synthesized in Escherichia coli by pyrroloquinoline-quinone synthase of Deinococcus radiodurans plays a role beyond mineral phosphate solubilization. Biochemical and Biophysical Research Communications 312(2): 303-308, 2003
Pyrroloquinoline quinone plays an important role in rescuing Bmi-1-/- mice induced developmental disorders of teeth and mandible--anti-oxidant effect of pyrroloquinoline quinone. American Journal of Translational Research 10(1): 40-53, 2018
Pyrroloquinoline quinone: a new redox cofactor in eukaryotic enzymes. Biofactors 1(1): 41-49, 1988
Oxidation of the nmda receptor redox modulatory site by pyrroloquinoline quinone pqq. Society for Neuroscience Abstracts 17(1-2): 791, 1991
The redox agent pyrroloquinoline quinone is neuroprotective in a slice model of hypoxia/ischemia. Society for Neuroscience Abstracts 22(1-3): 715, 1996
Further evidence that pyrroloquinoline quinone interacts with the NMDA receptor redox modulatory site. Society for Neuroscience Abstracts 19(1-3): 1503, 1993
Further evidence that pyrroloquinoline quinone interacts with the receptor redox site in rat cortical neurons in vitro. Neuroscience Letters 168(1): 189-192, 1994