From: Estimates of the permeability of extra-cellular pathways through the astrocyte endfoot sheath
Symbol | MVN1 | MVN2 | Unit | Description |
---|---|---|---|---|
\(S_C\) | \(8.5\times 10^{-6}\) | \(1.2\times 10^{-5}\) | \(\hbox {m}^{2}\) | endfoot sheath surface area (C) |
\(S_A\) | \(3.2\times 10^{-7}\) | \(7.5\times 10^{-7}\) | \(\hbox {m}^{2}\) | endfoot sheath surface area (A) |
\(S_V\) | \(2.6\times 10^{-7}\) | \(4.6\times 10^{-7}\) | \(\hbox {m}^{2}\) | endfoot sheath surface area (V) |
S | \(9.1\times 10^{-6}\) | \(1.3\times 10^{-5}\) | \(\hbox {m}^{2}\) | endfoot sheath surface area (all) |
V | \(5.5\times 10^{-10}\) | \(6.9\times 10^{-10}\) | \(\hbox {m}^{-3}\) | total sample volume (bounding box) |
\(\zeta\) | \(2.8\times 10^{-2}\) | \(3.4\times 10^{-2}\) | – | volume fraction vessel (outer) |
\(\zeta ^L\) | \(1.0\times 10^{-2}\) | \(1.2\times 10^{-2}\) | – | volume fraction vessel (lumen) |
S/V | \(1.7\times 10^{4}\) | \(1.9\times 10^{4}\) | \(\hbox {m}^{2}\hbox {m}^{-3}\) | surface to volume ratio (outer surface) |
\(S^{L}/V\) | \(1.0\times 10^{4}\) | \(1.2\times 10^{4}\) | \(\hbox {m}^{2}\hbox {m}^{-3}\) | surface to volume ratio (lumen surface) |