The basic way you think about it is, preclinical studies, animals, understanding it, purity, reproducibility.
你考虑它的基本方式是,临床前研究,动物,理解它,纯度,再现性。
经济学人-科技
If they do indeed outlive conventionally transfused cells, as the researchers hope and preclinical studies suggest they will, then recipients will not need such frequent transfusions.
In drug development, pre-clinical development, also named preclinical studies and nonclinical studies, is a stage of research that begins before clinical trials (testing in humans) can begin, and during which important feasibility, iterative testing and drug safety data is collected.
Preclinical; in the epidemiological triangle can also be defined as "pre-symptomatic phase" which is known to be, "not yet clinical apparent"