The interaction of AlPcS_4, CoPcS_4, MnPcS_4 with bovine serum albumin(BSA) was studied . The binding constant K_A of three metal phthalocyanine were determined by both UV/Vis and fluorescence spectra method, the same results were obtained.

• 利用紫外吸收光谱法与荧光光谱法研究了MPcS_4与牛血清白蛋白(BSA)之间的相互作用，研究了MPcS_4与BSA的结合模型、结合常数、结合位数；