Canaliculi and Lacunae Stain for Hard Tissues
EMS Catalog #: 26201-Series
Fixation:
Modified Bouin's Solution
Decalcification:
Trichloroacetic Acid – Alcohol
Embedded in:
Paraffin, ester wax, celloidin or gelatin
Procedure:
- Deparaffinize and hydrate to distilled water.
- Mordant in Cupric Nitrate, 1% overnight.
- In a coplin jar, add 4-6 gm Copper Shot per 100 ml of Protargol Solution and place slides in the solution. Place in a 60°C oven. Staining is complete when the sections have a golden brown color (4-16 hours). Wash very briefly in distilled water (1 dip).
- Reduce in Hydroquinone Solution for 3-10 minutes. Wash thoroughly in running water to remove all of the reducing solution.
- Tone 5-10 minutes in Gold Chloride, 1% to which 3 drops of Glacial Acetic Acid per 100 ml have been added. Rinse in water.
- Develop in Oxalic Acid, 2% until sections have a faint purple or blue color. Rinse in water.
- Place in Sodium Thiosulfate, 5% for 5-10 minutes. Wash thoroughly in water.
- Dehydrate, clear and cover.
Stain Results:
Canaliculated, lacunae, odontoblasts and dentinal tubules |
Bluish to purplish black |
References:
Powers, M.M., Rasmussen, G.L., and Clark, G., Anat.Rec., 111:171-6, 1951
Clark, G. (ed), Staining Procedures, 3rd edition, Williams & Wilkins, Baltimore, c 1973, p 136
Bodian, D., Anat Rec., 65:89-97, 1936
Bodian, D., Anat. Rec., 69:153-62, 1937
Product Information
Canaliculi and Lacunae Stain