Abstract: An anode assembly for a fuel cell, the anode assembly having an anode catalyst component, said anode catalyst component comprising both a noble metal catalyst and a photo-catalyst, and said photo-catalyst being provided for enhancing contaminant carbon monoxide oxidation upon irradiation by incident radiation; the anode assembly further comprising a current collecting means electrically coupled to the anode catalyst component and being porous to said incident radiation and fuel for the fuel cell; and a flow plate incorporating a light source for providing incident radiation.