The blood flows of normal dental pulps of dogs were measured with radioactive microsphere technique (RMT)using self-made 99mTc-labelled toad red blood cells as tracers.

• 本研究采用放射性生物微球技术以99mTC标记赡蜍红细胞生物微球为示踪剂测量了犬正常牙髓组织的血流量。