cellular structures and organelles laura fraser cotlin, ph.d. fundamentals 1 – dental/optometry...

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Inclusions

•Glycogen•Lipofuscin•Lipids•Pigments -hemosiderin -melanin•Crystals

Microtubules

Arrangement of MTs in

flagellum or cilium –

organized at the basal

body

Structure of Actin filaments

Model for Cell

Movement

Keratin Filaments in

Epithelial Cells

Mechanical strength of filaments

The Cell Cycle

A sense of scale

between living

tissue, cells and

molecules

Resolving power of

microscopes

BRIGHT-FIELD MICROSCOPY PHASE CONTRAST MICROSCOPY

NOMARSKI DIFFERENTIAL-INTERFERENCE-CONTRASTMICROSCOPY

DARK-FIELD MICROSCOPY

Types of Light Microscopy

Comparison of Scanning (A), Interference Contrast (B), and Transmission Electron Microscopy (C)

A section of urine-collecting

ducts in the kidney - stained

with Hemotoxylin and Eosin (H &E)

Chicken fibroblasts infected with

Trypanosoma cruzi -stained with H &E

Diagram of intestine

with different staining

Intestinal Epithelium stained by Periodic Acid-Schiff (PAS)

Direct and Indirect Immunocytochemistry

Immunofluorescence Analysis

Reconstructing an image

Histology Virtual Lab