| type I collagen | The most abundant collagen, which forms large well-organised fibrils having high tensile strength. (05 Mar 2000) |
|---|---|
| type II collagen | Collagen unique to cartilage, nucleus pulposis, notochord, and vitreous body; it forms as thin highly glycosylated fibrils. (05 Mar 2000) |
| type III collagen | Collagen characteristic of reticular fibres. (05 Mar 2000) |
| type IV collagen | A less distinctly fibrillar form of collagen characteristic of basement membranes. (05 Mar 2000) |