Ajith Karunarathne

Ajith Karunarathne, Ph.D., is an Associate Professor of Chemistry at Saint Louis University, affiliated with the School of Science and Engineering. His research focuses on Biological Chemistry, Chemical Biology, and Molecular Pharmacology, with a particular emphasis on optogenetic tools and G protein signaling. He earned his Ph.D. in Biological Chemistry from Michigan State University and completed postdoctoral training in Signal Transduction and Optogenetics at Washington University School of Medicine.

• Education:
  • Ph.D. in Biological Chemistry, Michigan State University
  • Postdoctoral Training in Signal Transduction and Optogenetics, Washington University School of Medicine

His research group investigates subcellular signaling mechanisms, optogenetic tool development, and the interplay between light, retinal, and cellular toxicity. Key projects include engineering opsins for in vivo applications, studying G protein signaling pathways, and exploring phytopharmacology for targeted drug delivery. His work bridges molecular biology with pharmacology, aiming to uncover disease mechanisms and develop therapeutic strategies.

Publications highlight his contributions to understanding G protein dynamics, optogenetic methodologies, and light-induced toxicity. While no formal awards are listed, his extensive publication record reflects his scholarly impact. Advising and grants are not explicitly detailed, but his research involves collaboration with institutions like Washington University and SLU labs. His lab focuses on interdisciplinary approaches to signaling and pharmacological innovation.