Related Experiment Video
Updated: Feb 8, 2026

A Technical Perspective in Modern Tree-ring Research - How to Overcome Dendroecological and Wood Anatomical Challenges
Published on: March 5, 2015
Overcoming the challenges of RNAi-based therapy: an interview with James Hamilton
1Arrowhead Pharmaceuticals Inc., 225 S Lake Ave, Suite 1050, Pasadena, CA 91101, USA.
Abstract:
J Hamilton currently serves as vice president of Clinical Development at Arrowhead Pharmaceuticals, Inc. (CA, USA), where he is responsible for clinical strategy, clinical trial design, implementation and execution. In this role, he managed the ARC-520, ARC-521 and ARC-AAT global programs. Previously, he was medical director and head of Corporate Development at Arrowhead. He led Arrowhead's acquisition of the Novartis RNAi assets and led Arrowhead's $670 million cardiovascular deal with Amgen (CA, USA). He earned an MD and MBA at The Ohio State University (USA) and is a licensed physician with board certification in emergency medicine. J Hamilton speaks to Hannah Makin, commissioning editor.
Related Concept Videos
Experimental RNAi
Physiological Theories: James-Lange Theory of Emotion
Bioavailability Enhancement: Determination and Conceptual Approaches in Overcoming Bioavailability Problems
Gene Therapy
Group Therapy
Cancer Therapies
However, cancer treatments can pose several challenges, as therapies used to kill cancer cells are generally also toxic to normal cells. Moreover, cancer cells mutate rapidly and can develop resistance to chemical agents or radiation therapy. Besides, all types of cancer cells may not respond to the same therapy. Some cancer cells respond to one...

