A dose threshold of one trillion nanoparticles in mice has been discovered and is shown to be crucial for overwhelming the nanoparticle uptake kinetics of liver Kupffer cells and for ensuring efficient nanoparticle delivery into solid tumours upon intravenous administration.

中文翻译：

---

只是剂量

已发现小鼠中一万亿个纳米颗粒的剂量阈值，并显示出对于压倒肝库普弗细胞的纳米颗粒吸收动力学以及确保在静脉内给药后有效地将纳米颗粒递送到实体瘤中至关重要。