The results of growth hormone (GH) determination, cell stain and computer image analysis showed that cells of both fresh and cryopreserved pituitary were of biological viability.
经生长激素(GH)测定、细胞染色及计算机图像分析，证明胎儿垂体细胞冻存前、后经体外培养均有活性。
The cell viability was determined by PI staining and FACS analysis.
PI染色法结合流式细胞术检测细胞死亡率。
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