Epithelium: Apical Differentiations and CAM Flashcards
Kinocilium
a type of primary cilia that is part of the organ or corti in the inner ear
What lines the oviduct?
ciliated epithelial cells
Clijum is made up of..
microtubules
microvilli are made up of
microfiliments
sterocillium are made up of
microfiliments
Paracellular pathway
between cells
transcellular pathway
through cells
basal lamina is made up off
type 4 collagen +laminin
the reticular lamina is made up of
collagens, fibronectin, proteoglycans
Cadherins have how many calcium domains?
4
What sequence on the Cadherin facilitates cis-homophillic dimer formation
HVA (histadine-valine-alanine)
What are the three actin binding proteins on Cadherins?
Vinculin, formin-1, alpha actinin (catinins)
Name calcium dependent CAM?
Cadherin and Selectin
Name Calcium independent CAM?
IgSF and Integrins
E-cadherin is found in..
epithelia
N-cadherin is found in…
CNS, lens of the eye, cardiac and skeletal muscle
P-Cadherin is found in…
placenta (tropoblast)
Removal of Calcium disrupts…
tissue cohesiveness
What CAMS bind to F-Actin?
Cadherins and Integrins
What are the actin binding proteins for integrins?
Vinculin, talin, alpha actinin
beta catinin is also seen as a
transcriptional cofactor….colorectal carcingenisis
What are the three distinct apical differentiations?
Cilia
Microvilli
Sterocilia