| AGA | Appropriate for gestational age |
| ALS | Acid labile subunit |
| bp | Base pairs |
| CR | Caloric restriction |
| d3GHR | Exon 3-deficient growth hormone receptor |
| ERK1/2 | Extracellular signal-regulated protein kinases 1 and 2 |
| fl | Full length |
| flGHR | Full-length growth hormone receptor |
| GH | Growth hormone |
| GHD | Growth hormone deficiency |
| GHR | Growth hormone receptor |
| GHRD | Growth hormone receptor deficiency |
| GHSF | GH-stimulated binding activity |
| IGF-1 | Insulin-like growth factor 1 |
| IGFBP-3 | IGF binding protein 3 |
| IGHD | Isolated GH deficiency |
| IRS | Insulin receptor substrates |
| JAK2 | Janus kinase 2 |
| JNK | c-Jun N-terminal kinases |
| LGA | Large for gestational age |
| MAPK | Mitogen-activated protein kinase |
| P | Phosphate |
| PCR | Polymerase chain reaction |
| PI3′K | phosphatidylinositol 3-kinase |
| PLC-γ | Phospholipase C Gamma |
| PWS | Prader–Willi syndrome |
| RAP | Ras proximate |
| RAS | Rat sarcoma virus |
| rhGH | Recombinant human growth hormone |
| SDS | Standard deviation score |
| SGA | Small for gestational age |
| SNP | Single-nucleotide polymorphism |
| STAT | Signal transducers and activators of transcription |
| tagSNP | Tagging single nucleotide polymorphism |
| TS | Turner syndrome |
| VF | Vertebral fractures |
| WT | Wild type |