Collagen proline hydroxylase inhibitor-1 is primarily used in research to study the role of collagen proline hydroxylase in collagen synthesis and stability. By inhibiting this enzyme, researchers can investigate the effects of impaired collagen maturation, which is crucial in understanding conditions like fibrosis, cancer, and certain connective tissue disorders. It helps in exploring potential therapeutic strategies targeting collagen-related diseases. Additionally, it is used in experimental models to assess the impact of collagen modification on tissue repair, wound healing, and extracellular matrix remodeling. Its application extends to drug development, where it serves as a tool to identify and validate novel treatments for conditions involving abnormal collagen deposition.