| Abbreviations | Meaning |
 | MRNA | Messenger Ribonucleic Acid |
 | CPA | Cyclopiazonic Acid |
 | AMD | Acid Maltase Deficiency; Acromandibular Dysplasia; Actinomycin D; S-adenosylmethionine Decarboxylase; Adrenomyelodystrophy |
 | GABAA | Gamma-aminobutyric Acid Ionotropic Receptor Family A |
 | AGAG | Acidic Glycosaminoglycans |
 | PACE | Paired Basic Amino Acid Cleaving Enzyme |
 | TRAP | Tartrate-resistant Acid Phosphatase |
 | U-RNA | Uridylic Acid Ribonucleic Acid |
 | FA | Free Acid |
 | AA | Arachidonic Acid |
 | INA | Infectious Nucleic Acid; Inferior Nasal Artery; Instrumentation Amplifier; International Neurological Association |
 | APPA | American Psychopathological Association; 4-aminophenylacetic Acid |
 | OA | Orotic Acid |
 | NBT PABA | N-benzoyl-L-tyrosyl Paraaminobenzoic Acid |
 | SAM | Sulfated Acid Mucopolysaccharide |