gcf

Development of GCF Series of Reverse Circulation Construction Percussive Drill Rig

GCF系列冲击反循环工程钻机的研制

A Study of the Relationship of Different Ages , Sex and Stability of GCF - AST

龈沟液中酶的稳定性与年龄性别关系的探讨

Results Chemotactic activity in GCF from patients was much higher than that from healthy donors .

结果表明：牙周炎患者GCF中白细胞趋化因子活性明显高于正常人；

The study of change of the amount of GCF before and after orthodontic tooth movement of rats

大鼠正畸牙移动前后龈沟液量变化的研究

ALP and AST in GCF specimens were measured with auto biochemical analysis machine .

测得的龈沟液在生化分析仪上测AST、ALP含量。

Effect of Adjunctive Treatment with Nd : YAG Laser on the GCF Cytokines in Chronic Periodontitis

Nd：YAG激光辅助治疗慢性牙周炎对龈沟液中细胞因子的影响

Hp - specific antibody was detected by ELISA in sera , saliva and GCF .

此外，从患者静脉血、唾液、龈沟液中均可检测到抗Hp特异性IgG抗体。

This reveals that volatile sulfur compounds from bacteria metabolism may restrain the raise of IL-8 level in GCF .

龈沟液中细菌代谢产物所产生的硫化物对IL-8的含量存在一定抑制作用。

Conclusions : These findings suggest that there are lower IL-6 in GCF from healthy sites of early menopausal women ;

结论：绝经早期的妇女健康牙GCF中含有少量IL6。

Conclusion : Periodontal treatment , including periodontal scaling and root planning could affect the IL-6 levels in GCF of teeth with periodontitis .

结论：牙周基础治疗在缓解牙周炎患牙局部炎症的同时，也对患牙局部的IL6水平产生明显影响。

The association between Interleukin-6 in gingival crevicular fluid ( GCF ) and periodontitis in early menopausal women

绝经早期妇女龈沟液白细胞介素-6与牙周炎的关系

Objectives To study the essence of N terminal amino acid sequence of 12 000 protein in gingival crevicular fluid ( GCF ) .

目的对龈沟液中12000蛋白质的N末端氨基酸进行序列分析，鉴定其本质。

Objective To study the source of IL-6 in gingival crevicular fluid ( GCF ) and the relationship between IL-6 and periodontal disease .

目的研究龈沟液（GCF）中白细胞介素-6（IL-6）的来源及其与牙周炎的关系。

Results : The IL-6 levels in GCF from the teeth declined and the periodontal clinical indices of these teeth also apparently dropped down .

结果：经过牙周洁刮治，患牙龈沟液中IL6的水平明显降低，同时患牙的牙周临床指标也有明显的改善。

GCF and Conformance Test

GCF和一致性测试

The AST level of GCF can react tooth periodontal health in the process of orthodontic more objective and accurate , higher sensitivity than clinical index .

龈沟液中AST活性水平反映牙齿在正畸过程中的牙周健康状况比临床指标更客观、准确，灵敏度更高。

Results After non-surgical treatment both GCF volume and elastase level were significantly decreased ( P < 0.001 ) in both smokers and non-smokers .

治疗后，两组GCF量和EA水平均显著降低（P<0001）。

Conclusion : Periodontal scaling can decrease the percentage of pathogenesis bacteria in periodontal pocket bottom and decrease PD , GI and GCF values .

结论：牙周洁治对人牙周炎袋底微生物有明显的改善作用，可通过减少袋底致病菌比率和降低PD以减轻牙周炎症和减少龈沟液的分泌。

Objective To study the relationship of different ages , sex and stability of aspartate aminotransferase ( AST ) in gingival crevicular fluid ( GCF ) .

目的观察龈沟液（GCF）中天冬氨酸转氨酶（AST）的稳定性与年龄、性别的关系。

Objective : The aim of this study therefore is to determine if periodontal scaling and root planning could affect the IL-6 level in the GCF of teeth with periodontitis .

目的：探讨牙周洁刮治对患牙龈沟液中IL6水平的影响。

Results In GTR groups , the levels of GAG in GCF samples and in alveolar bone samples were significantly increased at 4 and 6 weeks after surgery .

结果GTR组术后第4,6周龈沟液及牙槽骨中GAG与基线水平比较差异有显著性。

Conclusions : ( 1 ) Under the condition of inflammation , GCF increased , and level of GCF-AST and GCF-ALT increased too .

结论：（1）炎症状态下，牙周袋内龈沟液溢出量增加，龈沟液中的天冬氨酸转氨酶、碱性磷酸酶水平升高。

Did the authors use some protease inhibitor to avoid the degradation of the protein content in the view of the increased proteolytic activity in GCF from diseased sites ?

因为炎症位点的GCF中蛋白水解活性会增加，作者是否使用蛋白酶抑制剂以避免蛋白含量的降解？

AIM : To observe the effects of different storage time and temperature , different buffer and elution on elastase ( EA ) activity in gingival crevicular fluid ( GCF ) .

目的：观察不同保存温度、时间和不同缓冲液以及不同洗提方法对龈沟液弹性蛋白酶（GCF-EA）活性的影响。

Results There were significant increase in the volume of GCF , the GCF-EA and the GCF-MPO activities after the subjects wore the fixed orthodontic appliances .

结果戴用固定矫治器后，GCF量、GCF-EA和GCF-MPO的活性均明显增加；与中切牙相比，第一恒磨牙的变化更加显著。

Conclusion : IL 1 β might play an important role in the occurence and development of periodontitis . IL 1 β level in GCF may be a sensitive marker for periodontal tissue inflammation .

结论：IL-1β参与牙周炎的发生和发展，GCF中IL-1β可作为检查牙周病活动情况的一项较为敏感的指标。

Specimens collection : unstimulated mixed saliva , GCF samples and serum samples were collected in sterile test tube , sealed and stored in - 70 ℃ low temperature refrigerator . 4 .

标本收集：收集血液标本和非刺激性全唾液和龈沟液，离心分离样本并于-70℃低温冰箱冻存。

By improvement on original GCF , the absolute error between predicted and measured values for artificial partition mixed oil is less than 5 % . This proved the accuracy and reliability of the later scheme .

通过对早期GCF的改进，对于人工配比混合油的预测值与真实值的绝对误差小于5%，由此证明方案⑵是准确、可靠的。

Present studies mainly focused on the gingival cervicular fluid ( GCF ), to evaluate the severity and stage of the disease by detecting cytokines and proteins in gingival crevicular fluid .

目前的许多研究集中在龈沟液（Gingivalcrevicularfluid，GCF），通过对GCF中炎症因子和蛋白的检测来判断牙周病的严重性和牙周炎是否处于活动期[1]。

GCF was sampled with precut filter paper strips ( 2mm × 8mm ) . A filter paper strip were inserted periodontal pocket gently until you felt slight resistance .

隔湿取样牙，轻轻吹干牙面，将已裁好的滤纸条（2mm×8mm）轻轻插入牙周袋，直至遇有轻微阻力为止。