Frederick Banting realized that this procedure would destroy the trypsin-secreting cells but not the insulin. Once the trypsin-secreting cells had died, insulin could be extracted from the islets of Langerhans. Banting discussed this approach with J. J. R. Macleod, Professor of Physiology at the University of Toronto. Macleod provided experimental facilities and the assistance of one of his students, Charles Best. Banting and Best, with the assistance of biochemist James Collip, began the production of insulin by this means. As the experiments proceeded, the required quantities could no longer be obtained by performing surgery on living dogs. In November 1921, Banting hit
What I Do Best of Gulong ng Palad which won most popular song from this album and awqarded by S Magazine as Song of the Year. Sabihin Mo Sa Akin was the theme song of Anne Curtis' Kampanerang Kuba, and finally, Dahil Nagmamahal became the theme song of ABS-CBN's show for Filipino workers abroad entitled Nagmamahal, Kapamilya hosted by Bernadette Sembrano.And. her carrier single, What I do Best won as Best Song Performed by a Female Artist given by iFM Pinoy Music Awards. What I Do Best What I Do Best is Sheryn Regis' second studio album under Star Records, released on July 2005