“…In recent years, several biosensors based on GPCR class A and class B have been developed. − Examples include dopamine, ,,− fluid sheer stress, norepinephrine and epinephrine, , somatostatin, cholecystokinin, corticotropin releasing factor, neuropeptides, , neurotensin, nociceptin/orphanin-FQ, vasoactive intestinal peptide ghrelin, GLP-1, urocortin, parathyroid-hormone-related-peptide, orexin and hypocretin orexin-A and orexin-B, oxytoci, , substance P 27 serotonin, − and histamine . An overview of existing biosensors can be found for example in Kubitschke et al (2024) and Rohner et al (2024). , …”