Travis
Member
- Joined
- Jul 14, 2016
- Messages
- 3,189
" I had just read the other day that 'prostaglandin E₂ activates Na⁺/K⁺-ATPase,' yet hadn't investigated that finding further. If true, this could perhaps be a mechanism for its carcinogenicity: Although it may seem quaint at first, the intracellular Na⁺/K⁺ ratio is a powerful regulator of growth. This determines the cell membrane potential, influences dNA replication, and is strongly correlated with mitotic index. Certain guanine-rich messenger RNA sequences actually chelate sodium, thereby precipitating into an inactivate state. Sodium has been shown to bind mammalian telomeres, and could influence chromatin condensation. The increased osmotic potential of Na⁺ relative to K⁺ could create the internal osmotic pressure needed for cellular expansion and mitosis."
-This is PROFOUND! and why I do ACV/potassium bicarbonate along with aspirin...keeping membrane potential in the -70 to -80 mV range and high potassium intracellular...
Potassium bicarbonate is the natural choice as it increases the pH of vinegar, yet potassium iodide is also useful. This supplies a different counterion, the iodide ion (I⁻), and although this is pH-neutral it is both a thyroxine precursor and a myeloperoxidase substrate. Potassium ascorbate would also seem helpful for many though you'd probably want to limit yourself to ~3·g/d, or 560·mg K⁺. A scale would be nice for accurately determining mass, both of the potassium and sodium salts ingested. A sodium∶potassium ratio of 1∶10 seems about right, or what is approximately the average of what 99% of mammals consume naturally. I consumed about 1∶16 yesterday.
Although this would be bound to increase aldosterone I don't think it would matter. The Yanomami Tribe does not appear to suffer for it, and nor do most other land mammals. Although aldosterone has a higher affinity for the nuclear mineralocorticoid receptor in vitro—in isolated binding assays—it is the most water-soluble sterol and hence most excluded from the cytosol in vitro. Cortisol can bind and activate the mineralocorticoid receptor nearly as well as aldosterone, and due to both its physiological concentration and inherent solubility you'd almost be forced to assume it's the proper endogenous ligand. Aldosterone works extracellularly on membrane receptors.
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