司法部司法鉴定科学技术研究所已试制成功了用于鉴别人或动物血斑的“抗人血红蛋白琼脂凝胶扩散杯”和用于鉴别混合斑中有无人精液成份的“抗人精液琼脂凝胶扩散杯”.并于1987年元月14日通过了鉴定.应邀参加鉴定的有著名法医物证学专家孔禄卿教授、郭景元教授、张其英教授、李延吉高级法医师、赵桐茂副所长、杨振修副主任等.经专家们审议一致认为这两种琼脂凝胶扩散杯均具有以下优点: The Institute of Forensic Science and Technology of the Ministry of Justice has successfully produced an “anti-human hemoglobin agar gel diffusion cup” for identifying human or animal blood spots and an “anti-human semen agar gel for identifying human semen in mixed plaques Plastic diffusion cup. ”And in January 14, 1987 passed the appraisal. Invited to participate in the identification of well-known forensic physical evidence experts Professor Kong LQ, Professor Guo Jingyuan, Professor Zhang Qiying, Senior Vice President Li Yanji, Zhao Tongmao, deputy director, Yang Zhenxiu, deputy director Etc. After the experts considered and agreed that both agar gel diffusion cups have the following advantages: