Inotiv offers a wide range of routine and specialized staining techniques. Our experienced team continues to develop customized solutions to help you move your compound forward. If you do not see what you are looking for below, please contact us for a consultation.

  • Acid Fast Ziehl-Neelsen (Acid-fast Bacilli)
  • Alcian Blue (Acid Mucosubstances and Acetic Mucins)
  • Alizarin Red S (Calcium)
  • Brown and Brenn Gram Stain (Gram Positive and Negative Bacteria)
  • Brown-Hopps Gram Stain (Gram Positive and Negative Bacteria)



  • Colloidal Iron (Hemosiderin)
  • Congo Red (Amyloid Fibrils, Elastic Fibers, and Eosinophil Granules)
  • Cresyl Echt Violet (Nissl Substance)
  • Fite’s Method for AFB (Lepra and Other Acid-fast Bacilli, Nocardia Filaments)
  • Fontana Masson Method (Argentaffin Granules and Melanin)
  • Giemsa (Blood Cell Differentiation)
  • Gömöri Methenamine Silver (Fungal Organisms)
  • Gordon and Sweets’ Method (Reticulin Fibers)
  • Jones’ Silver (Basement Membranes)
  • Lillie’s Allochrome Procedure (Nuclei, Cytoplasm, Muscle Cells, Reticular Connective Tissue, and Glomerular Basement Membranes)
  • Mowry’s Modification of the Colloidal Iron Stain (Acid Mucopolysaccharides and Sialomucins)
  • Oil Red O (Fat Cells and Neutral Fat)
  • Periodic Acid-Schiff (Glycogen and Basement Membranes)
  • Periodic Acid-Schiff Light Green (Fungal Organisms)
  • Picro Sirius Red (Collagen)
  • Rhodanine Method (Copper)
  • Russel-Movat Pentacrome (Elastic Fibers, Collagen, Mucins, Muscle, and Fibrinoid)
  • Safranin-O (Cartilage, Mast Cells)
  • Succinate Dehydrogenase (Fast vs. Slow Twitch Muscle Fibers)
  • Thioflavine S (Amyloid Deposits)
  • Toluidine blue (Cartilage, Mast Cells)
  • Trichrome (Connective Tissue and Cytoplasm)
  • Verhoeff’s Elastic (Elastic Fibers)
  • Von Kossa (Calcium Salts)

Inotiv can accommodate other specific or modified stains and/or procedures not listed.

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