Of porous catalyst support, fuel electrode, the fuel cell and method for manufacturing a porous catalyst support

Containing porous catalyst support which particles of titanium dioxide, said particles containing a dopant element for enhanced electron conductivity of titanium dioxide, which contains one or more elements selected from the group, consisting of lanthanum, manganese, molybdenum, niobium, tantalum, tungsten strontium, vanadium, and yttrium, and wherein said particles have surface-increasing pores resulting from remote-forming pore particles.