Histology

Periodic Acid-Schiff (PAS) Stain {3G3M}

  • Glycogen
  • Glycoprotein
  • Glycolipid
  • Mucin
  • Membrane :: basement membrane
  • Mucopolysaccharides

Biochemical Markers

Organ Sensitive Specific
General LDH -
Muscle AST
Aldolase
Myoglobin
CK-MM
Heart AST
Aldolase
Myoglobin
CK-MB
Troponin
Liver AST
Aldolase
ALT
Biliary tract ALP GGT
Bone ALP -
Pancreas Amylase Lipase
Prostate - PSA

Cytoskeletons

Type Subtypes Intracellular Locations Cells
Microtubule - Centrioles
Cilia
Flagella
-
Intermediate filament Keratin Desmosome
Hemidesmosome
Epithelial cells
  Vimentin - Mesenchymal cells
  Desmin - Muscle cells
  Neurofilament - Neurons
  GFAP - Glial cells
Microfilament Actin Adherens junction
Microvilli
-
  Myosin - Muscle cells

Epithelial Cell Junctions {TAGDH}

Type Synonym Units
Tight junction Zona occludens Claudin & Occludin
Adherens junction Zona adherens Cadherin & Actin
Gap junction - Connexon & Connexin
Desmosome Macula adherens Desmoglein & Keratin
Hemidesmosome - Desmopenetrin & Keratin

Composition of Extracellular Matrix (ECM)

  • Fibrous proteins
    • Collagen
    • Elastin
  • Adhesive proteins
    • Fibronectin
    • Laminin
  • Glycosaminoglycans & Proteoglycans
    • Chondroitin sulfate
    • Dermatan sulfate
    • Keratan sulfate
    • Heparan sulfate
    • Hyaluronic acid [Hyaluronan]

Layers of Basement Membrane {LDR}

  • Lamina lucida
  • Lamina densa
  • Lamina reticularis

Types of Exocrine Glands by Secretion Method

  • Merocrine
  • Apocrine
  • Holocrine