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- If the polysaccharides were used beyond the suitable concentrations, they were shown to inhibit LAK cell activities. 4种多糖浓度过低或过高则不能增强,甚至抑制LAK活性。
- Objective:To prove that activated bone marrow (ABM) has different biological effect different from LAK cell. 目的 :证实激活骨髓 (Activated bone marrow,ABM)具有与淋巴因子激活的杀伤 (LAK)细胞不同的生物学效应。
- HLP-2b may be a new effector molecule of human LAK cells. HLP 2b可能为LAK细胞一新的抗菌抗瘤效应分子。
- Study of antitumor activities of myeloid LAK cells from AML in vitro. AML骨髓LAK细胞抗肿瘤活性的体外研究
- FCM may be used to monitor the effect of allogenic LAK cells on leukemia. 流式细胞仪可用于判断人脾LAK细胞对白血病的疗效。
- Objective: To study the fate of LAK cell and rescuing effect of Astragalus polysaccharide (APS) during and following assault on Hela cells. 目的：进一步探讨LAK细胞攻击Hela细胞后的归宿及黄芪多糖（APS）的影响。
- The results showed that there is apparent positive dependent relationship between the killing activity of LAK cell and IL-2 dosage,and negative dependent relationship between the killing activity of LAK cell and the cell density in culture. 证明LAK细胞的NK活性和LAK活性与IL-2有非常明显的正向依赖关系,与培养细胞密度有明显的负向依赖关系。
- Methods: After different doses of WAK were given to mice ig, its effects on delayed type hypersensitivity (DTH), hemolysin production, NK and LAK cell killing activity were observed. 方法:通过给小鼠灌胃WAK,观察其对免疫低下小鼠迟发性超敏反应、溶血素生成及对小鼠NK细胞、LAK细胞杀伤活性的影响。
- There are two peaks of killing activity of the splenic LAK cell supernatant before and after eleven day cell culture. The first peak was remarkably consistent with high BLT-esterase activity in the supernatant. 脾LAK细胞培养上清有前后两个杀伤活性高峰，以第11d为界，第一个活性高峰与上清中BLT酯酶活性呈正相关。
- Conclusion Not only can CIK cells have strong proliferate ability,but also have stronger killing ability in killing different tumor cell lines than LAK cells. 结论CIK细胞不仅具有强大的增殖功能,并且对不同的肿瘤细胞系显示出较LAK细胞更强的杀伤活性。
- CSE can influence LAK cells activity of most individuals and NK cells activity of a few individuals. 香烟提取物可影响LAK细胞活性和少数个体NK细胞活性。
- It was shown that this kind of LAK cells is as reliable and effective as others. 结果表明人胎儿脾LAK细胞的临床应用安全可行，多数病人在治疗期间一般状况得到改善。
- The development of precursors of LAK cells existed in fetal spleens may be earlier than that of NK cells. 胎脾LAK前体细胞的发生可能早于NK细胞。
- Acid soluble proteins of LAK cells were prepared by homogenizing the cells with 5% acetic acid. 我们将rIL-2、PHA刺激培养一周的人外周血单个核淋巴细胞(人LAK细胞)用5%25的乙酸电动匀浆，制备酸溶性粗提物。
- Objective: To investigate the suppressive effect of cord blood LAK cells secretory components on E.coli. 目的探讨人脐血LAK细胞分泌成分对埃希氏大肠杆菌的抑制作用。
- The Study on Antitumor Genesis of LAK Cells Ex-activated by ConA[J].Chinese Journal of Cancer Biotherapy,1997,4(3):202. ConA预刺激LAK细胞杀瘤机制的研究[J].;中国肿瘤生物治疗杂志;1997;4(3):202
- ACP content within LAK cells at 60, 90, 120, min after cocultivation was significantly higher than that of the control group. LAK细胞内ACP酶在60、90、120分钟时酶含量较高;与对照组相比差异非常显著(P<0.;01)。
- Activity of LAK cells derived from human fetal spleens at 20-28 gestational weeks and effect of mitomycin-C on this activity were studied. 本文对人胎脾LAK细胞活性及丝裂霉素C(MMC)对LAK活性的影响作了初步研究。
- The FasL expression was positively correlated with the positive rate of annexin V labeling and Fas expression on tumor cells killed by the LAK cells. LAK细胞致肿瘤细胞死亡中FasL表达与annexin－V标记阳性率和肿瘤细胞表面Fas表达正相关。
- Compared with LAK cells, the cytotoxicity in vitro by MTT assays and the anti-tumor effects on S180 bering mice in vivo of CDC cells were tested resecively. 与LAK细胞作对比,分别用MTT法测定其体外细胞毒活性及对S180荷瘤鼠的体内抗肿瘤作用。
