The previous studies have proved that popliteal lymph node assay (PLNA) is characterized by its simplicity, rapidity, specificity and sensitivity in drug non-clinical safety evaluation.

• 已有研究发现，腘窝淋巴结试验（PLNA）操作简单，省时，灵敏，特异性高，可靠性和重复性好，实验动物用量少。