OCAT

3. I undergo massive morphological changes to pump out hydronium into your stomach. (8 letters)
5. A profibrotic protein whose expression drops massively when β-catenin's interaction with CBP is blocked. (6 letters)
9. The extreme cellular remodeling process that turns an empty follicle into a temporary hormone factory. (13 letters)
11. Simply put, it's the "malabsorption of water" in your intestinal tract. (8 letters)
13. A structurally plastic hormone whose name technically means "in favor of gestation," but its widespread receptors prove it's certainly not just for females. (12 letters)
16. Packaged in granules by Chief cells, just waiting for some acid to activate it. (10 letters)
19. Sourced from lipid droplets or LDL, I'm the grandfather of all steroid hormones. (11 letters)
20. A family of proteins activated by TGF-β with an acronym that sounds like they are quite upset. (4 letters)
21. Gives the "yellow body" its hallmark color and protects it from intense oxidative stress. (6 letters)
22. These cells have long, axon-like cytoplasmic projections that release a mediator to stimulate acid secretion. (3 letters)

1. The number one surgery in the world aims to clear up this cloudy vision problem. (8 letters)
2. This amino acid is the main excitatory neurotransmitter in the brain, but in bone, it helps encode mechanical loading. (9 letters)
4. I'm a weak base that concentrates in your acidic canaliculi before forming a sulphenamide intermediate to shut down your pumps. (10 letters)
6. The intense creation of a blood vessel network driven by a specific growth factor in the corpus luteum.
7. If you cut this wandering nerve (highly selectively), you might cure a peptic ulcer. (5 letters)
8. The rate-limiting VIP protein that transports cholesterol into the inner mitochondrial membrane. (4 letters)
10. P4 acts as an antagonist on this "first" receptor in the CNS, influencing various ion channels like hERG and TRPV1. (5 letters)
12. I was first found in the urine of pregnant women, but now I'm a potent neurosteroid infused to treat postpartum depression.
14. I'm a bone-degrading "big eater" that answers to the call of RANKL. (10 letters)
15. I'm a calcium channel in a sperm's tail that gets hyperactivated by female-derived P4. (7 letters)
17. A secondary cloudy problem that occurs in 14-18% of patients after they've had their lens replaced. (3 letters)
18. The ionotropic receptor that Allopregnanolone positively modulates to keep you calm. (5 letters)
19. An apical chloride channel that gets stimulated by cAMP/PKA; if broken, you'll have thick mucus problems. (4 letters)