Figure 4From: The location of olfactory receptors within olfactory epithelium is independent of odorant volatility and solubilityConfirmation of OR specificity using M1 receptor as a control. Representative traces to the selected odorants in X. oocytes injected with a control, M1 receptor (A and B). Odorant number is shown at the indicated time of application. At the end, 1 mM of IBMX and 10 μM of ACh was applied for 5 sec.Back to article page