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VON KOSSA $ r/ U( W" x5 T
1. Sections to water.; M7 y0 p! s. s
2. Place sections in 1% silver nitrate solution under ultra- violet light for 45 minutes.# X6 ~; D% [0 q9 ?& J
3. Wash in distilled water.
* Z1 l& z9 t5 e6 J, `8 \% ?* o) k4. Treat with 3% sodium thiosulphate for 5 minutes.4 s. z1 }; z) M3 {% K/ I& {- z5 y
5. Wash in water.( J0 k& J; m4 u) }, w, F. \! w
6. Counterstain with van Gieson for 5 minutes.2 ?: x8 s8 v* Q B/ X
7. Wash in alcohol., o/ S, \/ K- F) `
8. Clear . Mount sections in DPX
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5 j+ }7 D& Y7 o8 qRESULTS
o# N# Y5 V4 g) S- ]Mineralised bone black Osteoid red# w4 ^6 M- `% f1 [
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) H8 ^# i/ O/ H$ l% x3 @; n( S/ M0 MSOLUTIONS6 a/ }; G# [& ~; c& _, _, i
VAN GIESON --1% acid fuchsin 7.5 mls6 N. m- F) c& w" e4 m5 j$ w; z5 h9 M
--Saturated picric acid 92.5 mls2 F9 G/ y' w: L+ H! \
--Distilled water 100 mls |
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