Human BioSystems CEO, Harry Masuda To Appear On Market News Radio Wednesday, Sept. 6, 2006

PALO ALTO, Calif.--(BUSINESS WIRE)--Sept. 5, 2006--Human BioSystems (OTCBB:HBSC), announced today that Harry Masuda, CEO, will appear on Market News Radio, Wednesday, September 06, 2006 at 3:00 pm EDT to discuss the company's recent breaking news on the formation of HBS BioEnergy ("HBE") which will operate as a separate company and subsidiary of HBS for the purpose of developing the bio energy business including the two ethanol fuel production facility projects to be acquired from EXL III Group Corporation ("EXL III") pursuant to the Letter of Intent ("LOI") mentioned in the press release dated July 27, 2006.