Template:Eicosanoids

From WikiMD.com Medical Encyclopedia

Precursor

Arachidonic acid

Prostaglandins (PG)

Precursor

H₂

Active

D/J	D₂
E/F	E₂ (Dinoprostone) E₁ (Alprostadil) F_2α (Dinoprost):
I	I₂ (Prostacyclin/Epoprostenol):

Thromboxanes (TX)

A₂
B₂

Leukotrienes (LT)

Precursor	Arachidonic acid 5-hydroperoxide
Initial	A₄ B₄
SRS-A	C₄ D₄ E₄

Precursor	Arachidonic acid 15-hydroperoxide
Eoxins	A₄ C₄ D₄ E₄

Lipoxins (LX) (A₄, B₄)
Virodhamine

By function

bronchoconstriction
- PGD₂
- TXA₂
- LTC₄
- LTD₄
- LTE₄

vasoconstriction
- PGF_2α
- TXA₂
- TXB₂
vasodilation
- PGE₂
- PGI₂
- LTC₄
- LTD₄
- LTE₄

platelets: induce
- TXA₂
inhibit
- PGD₂
- PGI₂
leukocytes: induce
- TXA₂
- LTB₄
inhibit
- PGD₂
- PGE₂

fever stimulation:
- PGE₂

labor stimulation:
- PGE₂ (Dinoprostone)
- PGF_2α (Dinoprost)

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Lipid metabolic pathway templates