In PBC, AMA preferentially react with the E2 component of one of the multienzymes that is called the pyruvate dehydrogenase complex (PDC). Accordingly, the antigen is designated as PDC-E2. The practical importance of all of this is that the PDC-E2 antigen is now used, as discussed below, in a diagnostic test for PBC.
Moonstone is said in crystal healing to help calm responses and stress, and avoid overreaction. It brings hope, enhances feminine energies, sensitivity, intuition, and psychic abilities. It is also said to bring strong energies of abundance to one's life. Moonstone is a stone of protection, especially during childbirth, pregnancy, and travel at sea. It is a stone of calm and relief from emotional stress. It is also associated with love of all kinds. Physically moonstone is used in crystal healing to aid the pituitary gland and digestive system, obesity, water retention, hormonal problems, menstrual problems.
Sources of Feldspar. Historically, the most important source of moonstone has been Ceylon, where it is found in many areas as rolled, rounded pebbles in the gem gravels with spinel and corundum. In addition, it occurs in dikes in several places on Ceylon, notably in the central and southern provinces.