The plasma membrane has been identified by the electron microscopy and plasma membranemarker enzymes.
电镜和标志酶活性鉴定结果表明，本法能够制备具有一定产率和纯度的肝细胞质膜样品。
2
Estimation of lymphocyte acid phosphatase (ACP) activity was adopted as the marker of the change of lysosomal membrane permeability.
用外周血淋巴细胞ACP活力检测作为淋巴细胞溶酶体膜通透性改变的标志。
3
The tectorial membrane part is arranged partially at the circumferential direction of the stent body, and the end part of one side of the tectorial membrane is provided with a protrudent marker.