日本石油公司以发酵法成功地合成了卟啉化合物。它作为广泛适用的治癌药,可以发挥巨大的效用,因而颇受人们的重视。该制品以老鼠为实验动物,可使癌细胞积蓄,然后以弱激光对其照射,结果发现几乎可以完全破坏癌细胞。此种卟啉化合物对于能用激光照射的皮肤、直肠、膀胱、胃、食道、肺等部位的癌最为有效。并且它对由于脑肿瘤外科手术而产生的严重后遗症有消解作用,所以作为治癌药是划时代的。 Nippon Oil Company successfully synthesized porphyrin by fermentation. It is widely used as a cancer drug, can play a huge utility, so popular with people’s attention. The product of mice as experimental animals, cancer cells can be savings, and then irradiated with weak laser and found almost completely destroyed cancer cells. The porphyrin compound is most effective on cancers of the skin, rectum, bladder, stomach, esophagus, lungs and the like which can be irradiated with laser. And as it resolves serious sequelae due to brain tumor surgery, it is epoch-making as a cancer drug.