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TLS Online TPP Program

#Id: 9973

E3 βTrCP ubiquitin ligase then binds to two phosphorylated residues on β catenin, leading to ubiquitinylation and degradation in proteasomes.

#Unit 4. Cell Communication and Cell Signaling #Wnt Signaling #Part B Pointers
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TLS Online TPP Program

#Id: 1218

#Unit 7. System Physiology – Animal

When extracellular Ca2+ concentration is increased  Ca2+ binds to the receptor  activates phospholipase C inhibits PTH secretion.
TLS Online TPP Program

#Id: 1219

#Unit 7. System Physiology – Animal

When extracellular Ca2+ is decreased decreased Ca2+ binding to the receptor stimulates PTH secretion
TLS Online TPP Program

#Id: 1220

#Unit 7. System Physiology – Animal

When extracellular Ca2+ is decreased decreased Ca2+ binding to the receptor stimulates PTH secretion
TLS Online TPP Program

#Id: 1221

#Unit 7. System Physiology – Animal

The receptor for PTH is coupled, via a Gs protein, to adenylyl cyclase.
TLS Online TPP Program

#Id: 1222

#Unit 7. System Physiology – Animal

In bone, PTH receptors are located on osteoblasts but not on osteoclasts.
TLS Online TPP Program

#Id: 1223

#Unit 7. System Physiology – Animal

PTH stimulates osteoclast activity and bone resorption by maturation of osteoclast cells.