Vmax kf_mm3*biomaterial.c_e Maximum rate R_mm_mp Vmax*biomaterial.c_mp/(Km+biomaterial.c_mp) Rate 1 from Michaelis-Menten kinetics R_mm_mpd Vmax*biomaterial.c_mpd/(Km+biomaterial.c_mpd) Rate 2 from Michaelis-Menten kinetics