Aldosterone, Volume 109, the latest release in the Vitamins and Hormones series first published in 1943, covers the field of hormone action, vitamin action, X-ray crystal structure, physiology and enzyme mechanisms, with this release focusing on topics relating to Aldosterone Research, Aldosterone and Micrornas, the Evolution of the Mineralocorticoid Receptor, Aldosterone and Kidney Micrornas, Adipocyte Mineralocorticoid Receptor, Regulation of Aldosterone Secretion, Leptin and Aldosterone, Cell- and Ligand-Specific Interactions in Mineralocorticoid Receptor Signaling, Primary Aldosteronism, Present and Future, Aldosterone-Producing Adenomas, Overexpression of the Mineralocorticoid Receptor, Aldosterone and Myocardial Pathology, and much more.