Electron microscopy

From Libre Pathology
Jump to navigation Jump to search

This article collection stuffs about electron microscopy. It is commonly abbreviated EM.

Glycogen

Appearance:

  • Cytoplasmic, electron dense, not bound by a membrane.

Seen in:

Tubuloreticular inclusions

Abbreviated TRIs.

Appearance:

  • Undulating tubules in the smooth ER, usu. perinuclear.[1]

Seen in:

Melanosomes

Appearance:

  • Membrane bound, sausage-like shape.

Image(s):

Seen in:

Dense-core granule

  • AKA neurosecretory granules

Appearance:[2]

  • Round membrane bound, granular core.
  • Size: 100-400 nm.

Image(s):

Seen in:

  • Neuroendocrine carcinomas.

Birbeck granules

Appearance:

  • Electron dense, cytoplasmic tennis racket-like body.

Image(s):

See also

References

  1. Stoltenburg-Didinger G, Genth E (June 2009). "[Dermatomyositis]" (in German). Z Rheumatol 68 (4): 287–94. doi:10.1007/s00393-008-0398-y. PMID 19330338.
  2. URL: http://www.pathologyimagesinc.com/emhandbook/diagn-organelles-section/organelle-pages/neuroendo-granules.html. Accessed on: 11 February 2011.

External links