Metformin increases natural killer cell functions in head and neck squamous cell carcinoma through CXCL1 inhibition =================================================================================================================== * McKenzie Crist * Benyamin Yaniv * Sarah Palackdharry * Maria A Lehn * Mario Medvedovic * Timothy Stone * Shuchi Gulati * Vidhya Karivedu * Michael Borchers * Bethany Fuhrman * Audrey Crago * Joseph Curry * Ubaldo Martinez-Outschoorn * Vinita Takiar * Trisha M Wise-Draper