[Histonet] Perl's Prussian blue Iron stain
Ryan Dominique Salazar
rydomsal <@t> yahoo.com
Wed Feb 13 20:54:07 CST 2008
Hi everyone,
Please help me on Iron staining. These are my questions:
-do I need to stain quickly after heating in the hot plate?
-very pale nuclear fast red (Sigma) stain.
-Is this OK for my working solution?
Hydrochloric Acid-Potassium Ferrocyanide Solution
2% hydrochloric acid -------------------------------------------- 20.0 ml
1% potassium ferrocyanide ------------------------------------- 20.0 ml
Prepare just before use and discard after use.
-my positive control is liver, but it seems the stain is pale, do I need to change my procedure?
3 changes of xylene (3 min each)
3 changes of abs. ETOH (3 min @)
70% ETOH
80% ETOH
HCl-K Ferrocyanide Working solution (30 min)
5 changes of distilled water
Nuclear fast red (3 min)
3 changes of distilled water
70% ETOH 3 dips
80% ETOH 3 dips
3 changes of Abs. ETOH (3 dips @)
3 changes of xylene (3 dips each)
Mount with entellan
-Please provide for me any procedures/techniques
Thanks fo your big help. Your advice regarding the brain tissue section works well.
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