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. Author manuscript; available in PMC: 2019 Oct 29.
Published in final edited form as: Methods Mol Biol. 2015;1220:423–442. doi: 10.1007/978-1-4939-1568-2_26

Figure 3.

Figure 3.

Cartilage proteoglycan staining with toluidine blue. This murine tibotalar joint was sectioned and stained with toluidine blue. Proteoglycan within cartilage is stained as darker bluish-purple.