山东医药
山東醫藥
산동의약
SHANDONG MEDICAL JOURNAL
2014年
46期
1-4
,共4页
周训钊%吴媛%钟昌桃%颜魁%韦正波%谢莹
週訓釗%吳媛%鐘昌桃%顏魁%韋正波%謝瑩
주훈쇠%오원%종창도%안괴%위정파%사형
鼻咽癌高转移细胞%淋巴管内皮细胞%条件培养基%交互作用
鼻嚥癌高轉移細胞%淋巴管內皮細胞%條件培養基%交互作用
비인암고전이세포%림파관내피세포%조건배양기%교호작용
nasopharyngeal carcinoma%lymphatic endothelial cell%conditioned medium%interaction
目的:探讨体外环境下鼻咽癌高转移细胞株5-8F与淋巴管内皮细胞( LEC)的相互影响。方法分别制备5-8F细胞及LEC的条件培养基(CM),即5-8FCM及LECCM。采用MTT法观察不同浓度5-8FCM对LEC增殖的影响;采用细胞划痕试验观察不同浓度LECCM对5-8F细胞运动迁移能力的影响。两项观察均设不同浓度RPMI-1640培养液为对照组。结果 MTT实验显示,培养24 h各浓度5-8FCM与相应的对照组比较,细胞增殖情况无统计学意义;培养48 h时10%、50%、75%及100%浓度的5-8FCM均能促进LEC增殖(P<0.05);培养72 h时75%与100%浓度的5-8FCM促进LEC增殖( P<0.05)。划痕试验表明,各浓度LECCM培养6、12、24 h时5-8F细胞迁移距离均大于相应的对照组(P均<0.01)。结论体外培养时5-8FCM能促进LEC增殖;LECCM能显著促进5-8F细胞的迁移运动,二者具有交互作用,可共同促进鼻咽癌细胞的转移。
目的:探討體外環境下鼻嚥癌高轉移細胞株5-8F與淋巴管內皮細胞( LEC)的相互影響。方法分彆製備5-8F細胞及LEC的條件培養基(CM),即5-8FCM及LECCM。採用MTT法觀察不同濃度5-8FCM對LEC增殖的影響;採用細胞劃痕試驗觀察不同濃度LECCM對5-8F細胞運動遷移能力的影響。兩項觀察均設不同濃度RPMI-1640培養液為對照組。結果 MTT實驗顯示,培養24 h各濃度5-8FCM與相應的對照組比較,細胞增殖情況無統計學意義;培養48 h時10%、50%、75%及100%濃度的5-8FCM均能促進LEC增殖(P<0.05);培養72 h時75%與100%濃度的5-8FCM促進LEC增殖( P<0.05)。劃痕試驗錶明,各濃度LECCM培養6、12、24 h時5-8F細胞遷移距離均大于相應的對照組(P均<0.01)。結論體外培養時5-8FCM能促進LEC增殖;LECCM能顯著促進5-8F細胞的遷移運動,二者具有交互作用,可共同促進鼻嚥癌細胞的轉移。
목적:탐토체외배경하비인암고전이세포주5-8F여림파관내피세포( LEC)적상호영향。방법분별제비5-8F세포급LEC적조건배양기(CM),즉5-8FCM급LECCM。채용MTT법관찰불동농도5-8FCM대LEC증식적영향;채용세포화흔시험관찰불동농도LECCM대5-8F세포운동천이능력적영향。량항관찰균설불동농도RPMI-1640배양액위대조조。결과 MTT실험현시,배양24 h각농도5-8FCM여상응적대조조비교,세포증식정황무통계학의의;배양48 h시10%、50%、75%급100%농도적5-8FCM균능촉진LEC증식(P<0.05);배양72 h시75%여100%농도적5-8FCM촉진LEC증식( P<0.05)。화흔시험표명,각농도LECCM배양6、12、24 h시5-8F세포천이거리균대우상응적대조조(P균<0.01)。결론체외배양시5-8FCM능촉진LEC증식;LECCM능현저촉진5-8F세포적천이운동,이자구유교호작용,가공동촉진비인암세포적전이。
Objective To investigate the interaction of highly metastatic cell line of nasopharyngeal carcinoma (5-8F) and lymphatic endothelial cell (LEC) in vitro.Methods The conditioned medium of 5-8F cell (5-8FCM) and LEC (LECCM) were prepared respectively .Methyl thiazolyl tetrazolium (MTT) assay was used to detect the effect of 5-8FCM in different concentrations on the proliferation of LEC .Scratch wound healing assay was performed to observe the effect of LECCM in different concentrations on migration of 5-8F cell.The RPMI-1640 medium in different concentrations were acted as the control group in both experiments .Results The result of MTT assay showed that no statistical difference of cellular proliferation was found when comparing the various 5-8FCM concentration groups with their corresponding control groups af-ter cultured 24 h.After cultured for 48 h, the proliferation of LEC was facilitated in 5-8FCM group with 10%, 50%, 75%and 100%concentration levels (P<0.05).After 72 h, the proliferation of LEC was promoted in 5-8FCM group with con-centration levels of 75%and 100%( P<0.05) .The result of scratch wound healing suggested that the migratory distance of 5-8F treated with LECCM of each concentration was completely longer than the corresponding control group (P<0.05) after cultured for 6, 12 and 24 h.Conclusions The 5-8FCM could promote the proliferation of LEC and the LECCM could significantly increase the migration of 5-8F in vitro.The interaction between 5-8F and LEC could collectively promote the metastasis of nasopharyngeal carcinoma .