Drug intelligence / Profile preview

Pthlh inhibitor

Development stage
Preclinical
Lead developer
University of Pennsylvania
Modality
Antibody-Based Therapeutics, Small Molecules
01

Overview

A Pthlh inhibitor is a therapeutic agent designed to block the activity of Parathyroid Hormone-Like Hormone (PTHLH), also known as Parathyroid Hormone-Related Protein (PTHrP). In the context of pancreatic ductal adenocarcinoma (PDAC), PTHLH is identified as a key driver of epithelial-to-mesenchymal transition (EMT) and metastasis, particularly in tumors with p120 catenin loss. PTHLH functions as a secreted factor that binds to its cognate receptor, triggering cytosolic calcium (Ca2+) release and the subsequent activation of CaMKII signaling. Preclinical research indicates that genetic deletion or pharmacologic inhibition of PTHLH can impair tumor cell proliferation and migration, and reduce metastatic burden in vivo, suggesting that targeting the PTHLH-calcium signaling axis may offer therapeutic benefits for patients with aggressive pancreatic cancer.

Other names
PTHrP inhibitorParathyroid hormone-related protein inhibitorParathyroid hormone-like hormone inhibitor
02

Targets

PTH1R (Parathyroid hormone/Parathyroid hormone-related peptide receptor type 1)

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