Charles D. Mills discovered M1 and M2 macrophages. His investigations changed the understanding about interactions and function of the immune system. He prarticulary studied the metabolism of arginine to ornithine and nitric oxide in macrophages and explained how these cells are able to react on different types of inflammation especially in wounds and growing tumors. 

Short CV of Prof. Mills:
Education and Professional Experience:
1974 - Biology, B.S., Syracuse University
1980 - Immunology, PhD, University of Chicago
1985 - Post Doc, Cancer Immunology, Trudeau Institute
1991 - Ass. Prof., Macrophage Immunology, Brown University
2006 - Assoc. Prof. Cancer and Macrophage Immunology, U. of Minnesota
Present - Director, BioMedical Consultants

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