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shRNA (Mer-targeting)

Development stage
Preclinical
Lead developer
University of Colorado
Modality
Viral-delivered RNAi → In Vivo RNAi → Gene Silencing → Gene Therapies, RNA Therapeutics → Nucleic Acid Therapeutics
Administration
Intratumoral
01

Overview

shRNA (Mer-targeting) refers to short hairpin RNA molecules designed to specifically silence the expression of the Mer receptor tyrosine kinase (MERTK). MERTK is a member of the TAM (Tyro3, Axl, Mer) family of receptor tyrosine kinases and is frequently overexpressed or activated in various malignancies, including metastatic melanoma, where it promotes cell survival, migration, and chemoresistance. By utilizing the RNA interference (RNAi) pathway, these shRNA molecules trigger the sequence-specific degradation of MERTK mRNA, leading to reduced protein levels and the subsequent inhibition of downstream oncogenic signaling pathways such as MAPK/ERK, PI3K/Akt, and Jak/STAT. Preclinical research has demonstrated that Mer-targeting shRNA can significantly reduce colony formation and diminish tumor volume in human melanoma xenograft models, providing a rationale for the development of Mer-targeted therapeutic strategies.

Other names
Mer-targeting shRNAMERTK-targeting shRNAshRNA-Mer
02

Targets

MERTK (MER proto-oncogene, tyrosine kinase)

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