The signal transduction pathway is the mechanism by which the energy of a photon signals a mechanism in the cell that leads to its electrical polarization. 1  This polarization ultimately leads to either the transmittance or inhibition of a neural signal that will be fed to the brain via the optic nerve.
The Inland Empire (I.E.) is a metropolitan area and region of Southern California. It is situated directly east of the Los Angeles metropolitan area.
Inland Empire. The Inland Empire division is made up of 15 cities in San Bernardino County, and provides members with the opportunity to exchange ideas and information and share the advantages of cooperative advocacy. Like the division's facebook page to see timely news, legislative and event updates important to cities.