Table 2.
Levels of GRP gene expression in different in vitro cell systems
| System | Name (species) | Cell type | Expression level | Reference |
| Cell lines | ATDC5 (mouse) | Chondrocyte | ++ | (3,4) |
| MC615 (mouse) | Chondrocyte | ++++ | (4) | |
| C3H10T 1/2 (mouse) | Fibroblast | − | (4) | |
| C2C12 (mouse) | Myoblast | − | (4) | |
| MC3T3-E1 (mouse) | Preosteoblast | + | (4) | |
| NIH3T3 (mouse) | Fibroblast | + | (4) | |
| Primary cell cultures | RC (mouse) | Rib chondrocyte | ++++ | (4) |
| CC (mouse) | Calvaria osteoblast | ++ | (4) | |
| RZ (bovine) | Epiphyseal chondrocyte, resting zone | ++ | (4) | |
| HZ (bovine) | Epiphyseal chondrocyte, hypertrophic zone | − | (4) | |
| BAAn1F (sturgeon) | Vertebra-derived cells | +++ | (26) | |
| Van2H (sturgeon) | Branchial arches-derived cells | +++ | (26) | |
| E11.5 Msc (mouse) | Fetal limb buds undifferentiated cells | − | (10) | |
| E11.5 Msc (mouse) | Postchondrogenic differentiation cells | +++ | (10) | |
| E18.5 Chondr (mouse) | Freshly isolated chondrocytes | +++ | (10) |