EX-17.1 3 ex17_1.htm EXHIBIT 17.1

Exhibit 17.1

David Koos

Chairman and Chief Executive Officer

Regen Biopharma

4700 Spring Street

La Mesa


October 30, 2015


Dear Dr. Koos


Please consider this letter my formal resignation from position of Chief Scientific Officer and Board Member of Regen Biopharma due to health reasons.



/s/ Thomas Ichim


Thomas Ichim