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TLS Online TPP Program

#Id: 1487

The tumor suppressor proteins p53 and Rb act as guardians of the cell cycle.

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

#Id: 5827

#Unit 7. System Physiology – Animal

Cushing syndrome Chronic excess of glucocorticoids (hypersecretion of ACTH from a pituitary adenoma)
TLS Online TPP Program

#Id: 5828

#Unit 7. System Physiology – Animal

Conn syndrome (primary hyperaldosteronism) caused by an aldosterone-secreting tumor.
TLS Online TPP Program

#Id: 6505

#Unit 7. System Physiology – Animal

Principal catecholamines synthesized by the adrenal medulla:
Norepinephrine
Epinephrine
Dopamine
TLS Online TPP Program

#Id: 6506

#Unit 7. System Physiology – Animal

Norepinephrine is formed by hydroxylation and decarboxylation of tyrosine
TLS Online TPP Program

#Id: 6507

#Unit 7. System Physiology – Animal

Some of the tyrosine is formed from phenylalanine, by Phenylalanine hydroxylase
TLS Online TPP Program

#Id: 6508

#Unit 7. System Physiology – Animal

Tetrahydrobiopterin (BH4) is a cofactor for tyrosine hydroxylase and phenylalanine hydroxylase