AZD-1480

AZD-1480
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AZD-1480 is a small molecule inhibitor that targets the Janus kinase (JAK) signaling pathway, specifically inhibiting JAK1 and JAK2. It was developed as a potential therapeutic agent for the treatment of various cancers and inflammatory diseases.

Mechanism of Action

AZD-1480 functions by inhibiting the activity of JAK1 and JAK2, which are key components of the JAK-STAT signaling pathway. This pathway is crucial for the transmission of information from extracellular chemical signals to the cell nucleus, resulting in the expression of genes involved in cell proliferation, differentiation, and immune function. By inhibiting JAK1 and JAK2, AZD-1480 disrupts this signaling cascade, potentially leading to reduced tumor growth and modulation of immune responses.

Clinical Development

AZD-1480 was initially developed by AstraZeneca and underwent preclinical and early clinical trials to evaluate its efficacy and safety in treating various malignancies, including myeloproliferative neoplasms, prostate cancer, and glioblastoma. However, the development of AZD-1480 was eventually discontinued due to concerns about its safety profile and limited efficacy in clinical trials.

Pharmacokinetics

The pharmacokinetic profile of AZD-1480 includes its absorption, distribution, metabolism, and excretion characteristics. In preclinical studies, AZD-1480 demonstrated adequate oral bioavailability and was metabolized primarily in the liver. The compound was found to have a half-life that supports once-daily dosing in animal models.

Potential Applications

Despite the discontinuation of its development, AZD-1480 has contributed to the understanding of JAK inhibitors as a class of therapeutic agents. The insights gained from its study have informed the development of other JAK inhibitors that are currently in use or under investigation for the treatment of various diseases, including rheumatoid arthritis, psoriasis, and myelofibrosis.

Safety and Adverse Effects

In clinical trials, AZD-1480 was associated with several adverse effects, including hematological toxicities such as anemia and thrombocytopenia, as well as gastrointestinal disturbances. These adverse effects, along with limited efficacy, contributed to the decision to halt its development.

Also see

• Janus kinase inhibitors
• JAK-STAT signaling pathway
• Myeloproliferative neoplasms
• AstraZeneca

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