Special Stains and Immunostaining

Microorganism Stains

  • HBS
  • GMS (Grocott)
  • Ziehl Neelsen
  • Giemse
  • Giminez
  • Warthin-Starry
  • Gram positive/negative bacteria
  • Fungi
  • Mycobacterium
  • Rickettsia
  • Chlamydia
  • Spirochetes and Helicobacter

Mucosubstances

  • PAS
  • Alician Blue
  • Neutral mucins
  • Acid mucins

Connective Tissue

  • Massori's Trichrome
  • PTAH
  • Collagen
  • Fibrin and muscle striations

Pigments and Minerals  

  • Prussian Blue
  • Rhodanine
  • Von Kossa
  • Iron
  • Copper
  • Calcium

Neutral Tissue

  • Bielschowsky's
  • Luxol Fast Blue
  • Neurofibrils and axons
  • Myelin

Miscellaneous Stains

  • Churukian-Shenk
  • Congo Red
  • Toluidine Blue
  • Weigert's
  • O.F.G.
  • Osmium
  • Argentaffingranules
  • Amyloid
  • Mast Cells
  • Elastic
  • Acidophils, Basophils and Chromophobes In the anterior pituitary
  • Fat (requires unprocessed formalin fixed tissue)

Immunohistochemical stains

Immunohistochemical stains performed on surgical biopsy specimens at the discretion of the pathologists and are not charged to the VMC. Immunohistochemical stains requested by clinicians for purposes of patient management ARE charged to the VMC.