Table 2.
Proteoglycans expression in human and mouse brains and brain endothelia. Adapted from [37].
| Proteoglycans | Human | Mouse | ||
| Brain Endothelium | Brain | Brain Endothelium | Brain | |
| Syndecan-1 | − | − | − | − |
| Syndecan-2 | ++/+++ | ++ | ++ | +/++ |
| Syndecan-3 | +++/++++ | +++/++++ | +++/++++ | +++ |
| Syndecan-4 | ++ | +++ | +/++ | + |
| Glypican-1 | + | +/++ | + | + |
| Glypican-2 | −/+ | + | − | + |
| Glypican-3 | + | − | + | − |
| Glypican-4 | +/++ | + | + | + |
| Glypican-5 | +/++ | ++ | ++ | + |
| Glypican-6 | + | − | + | + |
| Agrin | +/++ | + | +++ | ++ |
Abbreviations: (−) not detected (= 0); (+) low (<500); (++) medium (<1000); (+++) high (>1000); (++++) very high (>2000) expression in the tissue.