Remote control of glucose homeostasis in vivo using photopharmacology

Zenobia Mehta, Natalie Johnston, Marie-Sophie Nguyen-Tu, Johannes Broichhagen, Peter G Schultz, Dean Larner, Isabelle Leclerc, Dirk Trauner, Guy Rutter, David J. Hodson

Research output: Contribution to journalArticlepeer-review

16 Citations (Scopus)
200 Downloads (Pure)

Abstract

Photopharmacology describes the use of light to precisely deliver drug activity in space and time. Such approaches promise to improve drug specificity by reducing off-target effects. As a proof-of-concept, we have subjected the fourth generation photoswitchable sulfonylurea JB253 to comprehensive toxicology assessment, including mutagenicity and maximum/repeated tolerated dose studies, as well as in vivo testing in rodents. Here, we show that JB253 is well-tolerated with minimal mutagenicity and can be used to optically-control glucose homeostasis in anesthetized mice following delivery of blue light to the pancreas. These studies provide the first demonstration that photopharmacology may one day be applicable to the light-guided treatment of type 2 diabetes and other metabolic disease states in vivo in humans.
Original languageEnglish
Article number291
JournalScientific Reports
Volume7
DOIs
Publication statusPublished - 22 Mar 2017

Keywords

  • Potassium channels
  • Type 2 diabetes

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