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gap junction
a linkage of two adjacent cells consisting of a system of channels extending across a gap from one cell to the other, allowing the passage of ions and small molecules.
Source: Dictionary.com
gap junction | Define gap junction at Dictionary.com
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A gap junction may also be called a nexus or macula communicans. When found in neurons or nerves it may also be called an electrical synapse. While an ...


Learn more about gap junctions in the Boundless open textbook. A gap junction is a specialized cell junction that directly connects the cytoplasm of two cells.


Gap junctions are aggregates of intercellular channels that permit direct cell–cell transfer of ions and small molecules. Initially described as low-resistance ion ...


Dec 8, 2015 ... Gap junctions allow the exchange of ions, second messengers, and small metabolites between adjacent cells and are formed by two unrelated ...


Apr 11, 2001 ... Gap junctions contain channels that connect neighboring cells. They differ from other membrane channels since they exist between two cells, ...


Gap junction: An organized collections of protein channels in cell membranes that allows ions and small molecules to pass between adjacent cells. The protein  ...


Gap junctions are intercellular channels some 1.5–2 nm in diameter. These permit the free passage between the cells of ions and ...


For many years neuronal gap junctions or electrical synapses have been known to provide a much simpler mechanism for information signalling between ...