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Association details:
Evidence:
Evidence Level:
Sensitive: D – Preclinical
New
Title:

CAT-02-106, a Site-Specifically Conjugated Anti-CD22 Antibody Bearing an MDR1-Resistant Maytansine Payload Yields Excellent Efficacy and Safety in Preclinical Models

Excerpt:
An opportunity exists for a next-generation anti-CD22 antibody–drug conjugate (ADC) to address unmet medical needs in the relapsed/refractory NHL population. We describe a site-specifically conjugated antibody–drug conjugate, made using aldehyde tag technology, targeted against CD22 and bearing a noncleavable maytansine payload that is resistant to MDR1-mediated efflux. The construct was efficacious against CD22+ NHL xenografts...Together, the data suggest that this drug has the potential to be used effectively in patients with CD22+ tumors that have developed MDR1-related resistance to prior therapies.
DOI:
https://doi.org/10.1158/1535-7163.MCT-17-0776