EXHIBIT 23.1 Consent of Independent Registered Public Accounting Firm Oncologix Tech Inc. Grand Rapids, Michigan We hereby consent to the incorporation by reference in the Form S-8 Registration Statement as filed on May 29, 2001, relating to the consolidated financial statements and schedules of Bestnet Communications Corporation appearing in the restated Company's Annual Report on Form 10-KSB for the year ended August 31, 2006 We also consent to the reference to us under the caption "Experts" in the aforementioned Registration Statement. /s/ Semple, Marchal & Cooper, LLP - --------------------------------------- Semple, Marchal & Cooper, LLP Phoenix, Arizona June 1, 2007