AB-PAS Stain Kit
Alcian Blue pH-2.5+PAS for Mucin Histochemistry
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Categories : Digital-Optimized H&E & Special Stains, IHC Compatible Histopathology Reagents (Fix to Mount)
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AB PAS Stain Kit is a dual stain kit that differentiates Acid Mucins from Neutral Mucins in a single section. This is the Ideal Stain for GI Biopsy, to diagnose Intestinal Metaplasia, Barrett’s Esophagus and Mucinous Tumors.
- Dual Stain in Single Protocol
- Sharp Tri-Color Differentiation
- Optimized pH 2.5 for GI Mucins
- Ready-to-Use Solutions
- Stable at 2-8°C
- Principle – 2 Reactions in 1 Slide:
- What it Stains:
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1. Alcian Blue pH 2.5: Stains Acid Mucins – Bright Blue
2. PAS Reaction: Periodic Acid + Schiff stains Neutral Mucins – Magenta / Pink
3. Mixture of both – Purple One slide, three colors, full diagnosis.
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1. Acid Mucins (Sialomucin, Sulfomucin) – Brilliant Blue
2. Neutral Mucins – Magenta-Pink
3. Mixed Mucins – Purple / Violet
4. Nuclei – Light Pink
- Gold Standard for GI Biopsy: Essential for diagnosing Barrett’s Esophagus, Intestinal Metaplasia, Gastritis
- For Cancer Diagnosis: Differentiates Mucinous Adenocarcinoma
- Saves Time: Two stains in one slide instead of two separate slides
- NABL / CAP Mandatory: Required for GI Pathology accreditation
- High Value Report: Helps clinician decide treatment
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