反馈调节

CyclinG在胃癌组织中对p53-鼠双微基因2的负反馈调节作用

Negative feedback regulation of Cyclin G on the p53-Mdm2 in gastric cancer tissue

并且PAL活性也受到其代谢产物的反馈调节。

And we found that PAL activity also was subjected to the feedback regulation of its products .

基于符号对象函数的状态反馈调节系统的CAD

The CAD of Regulation System by State-Feedback Based on Symbolic Object Functions

基于预报观测器的状态反馈调节系统CAD

The CAD of State-Feedback Regulation System Based on Prediction Observer

survivin与vEGF蛋白表达一致，显著相关（P>0.05），提示二者之间可能存在正反馈调节；

There may be a positive feedback between survivin and VEGF .

在源库反馈调节中，Pi起重要作用。

Pi also play a very important role in the feedback control of sink to source .

针对MATLAB控制系统工具箱中极点配置函数，不能完成状态反馈调节系统计算问题，提出借助符号数学工具箱中有关符号对象函数，构成M文件，自动完成设计过程。

With using the symbolic object functions in MATLAB symbolic math toolbox , a CAD method of regulation system by state-feedback is presented .

H2O2信息分子功能的探索&H2O2对人中性粒细胞呼吸爆发的反馈调节

The Function of Hydrogen Peroxide as Signal Molecules & The Feedback Regulation of Hydrogen Peroxide on Respiratory Burst in Human Np

反馈调节是STM仪器的主要环节。

Feedback controlling is the main part of STM instruments .

minimax指标最优定常输出反馈调节器设计方法

The design method of minimax performance index optimal constant output feedback regulators

抑制素是一种主要由性腺分泌的糖蛋白激素，对FSH起负反馈调节物作用。

The inhibin , a glycoprotein hormone from gonad , acts as a negative feedback regulator of FSH .

表明，淋巴细胞LDL受体数目也受到血中LDL水平的负反馈调节。

The results suggest that in vivo the LDL receptor is under feedback regulation of plasma LDL or cholesterol .

结论在CL诱导的癫痫发病中，钙激活钾通道活化可能起重要的负反馈调节作用。

Conclusion The membranous K Ca activation induced by CL may play an important negative feedback regulating role in the mechanism of epileptogenesis .

作者在8例肢端肥大症体外培养的垂体GH瘤细胞上探讨IGF-1对GH分泌的反馈调节作用。

The feedback regulation of IGF-1 on GH secretion from acromegalic pituitary tumors in cell culture was studied in 8 cases .

源端根据接收端的反馈调节多播层次数目及各层传输速率，接收端根据TCP吞吐量模型计算本地允许带宽，进行层次的接收及形成对源端调节的反馈。

Source adjusts the number and the rate of layers in terms of feedback from receivers . Receivers calculate local bandwidth through TCP model and form feedback used in source .

最近有文献称Olanzapine的脂代谢紊乱有可能还具有反馈调节作用。

Recent it is reported that Olanzapine lipid metabolism disorders may also have feedback regulation .

控制上将硬件与软件结合，通过数字化PID反馈调节PWM信号的占空比，以达到调节电压稳定电压的目的。

The control of the power system combine of the hardware and software , by adjust the duty cycle of the PWM signal with the digital PID feedback to change the voltage .

结论：MMP一2mRNA与FnmRNA表达在转移癌较原发癌下调，与文献报道蛋白表达在转移癌上调结果相反，说明MMP一2与FN在mRNA水平的表达存在负反馈调节。

CONCLUSION The mRNA expression of MMP-2 and FN is down-regulated in metastatic lymphnodes , implicating that mRNA expression of MMP-2 and FN is negative feedback regulated .

表明：不同病因的血小板减少症血浆TPO水平不同，外周血血小板数是血小板减少症患儿血浆TPO水平重要的反馈调节因素之一。

The peripheral blood PLT was one of important feedback regulating factors for serum TPO levels in the children with thrombocytopenia .

而ANP相应升高作为缓解心肌损伤，机体过度应激而起到反馈调节PRA、AngⅡ的作用。

The ANP relative increase may play some role in reducing myocardial injury and excessive stress as the feedback adjustment of PR and Ang ⅱ .

结论：海马通过穹窿对HPA轴发挥负反馈调节作用，糖皮质激素负反馈调节下丘脑CRH。

Conclusions : The hippocampus provides a negative feedback to the HPA axis through fornix , the glucocorticoid has a negative feedback effect on CRH .

中枢5-HT对TSH的分泌有促进作用，在甲状腺激素对TSH的负反馈调节中，5-HT可能是中间环节之一。

The secretion of TSH is stimulated by 5-HT neuronal activity and 5-HT may be a mediate factor in the negative feedback effect of thyroid hormone on TSH .

结论BKcaα1通道反馈调节逼尿肌的收缩，可能与DI的发生有关。

Conclusion The BKca α 1 channel feedback regulates the contraction of detrusor , which is related to the detrusor instability .

这些结果表明，在ABA诱导气孔关闭过程中，H2O2可能在NO的上游起作用并受NO的负反馈调节。

Taken together , these results suggest that H2O2 could probably act as upstream component of NO signaling and NO negatively regulate H2O2 generation during ABA-induced stomatal closure in guard cells .

狼疮肾炎的病理损害可能与SOCS的负反馈调节作用降低有关。

The pathogenesis of lupus nephritis may also be associated with the down-regulation of SOCS feedback inhibition . 5 .

结论ATP可在转录与翻译两个水平影响线粒体RNA和蛋白质合成，ATP对mtDNA表达的调节是一种经济、积极有效的反馈调节方式。

Conclusion ATP can effect mitochondrial RNA and protein synthesis on both transcription and translation levels . The regulation of ATP in mtDNA expression was an economic , active and effective feedback regulating way .

以上这些结果为定向SNARE复合体对GABA转运蛋白的调节提供了分子机制，同时提示GABA的释放和重摄取之间存在直接的反馈调节。

Thus our findings delineate a further molecular mechanism for the regulation of GABA reuptake by the target-SNARE complex and suggest a direct coordination between GABA release and reuptake .

结论：大鼠嗅球细胞的凋亡与PKC的调节密切相关；推测PKC对大鼠嗅球的生长、发育起着重要的负反馈调节作用。

Conclusion : PKC was closely related with apoptosis of the olfactory cells , it should be considered that negative feedback effect of PKC on the growth of olfactory bulb in rats .

结论提示PGI2能有效拮抗ET的生物学效应，血管内皮细胞所释放的PGI2与ET间可能存在反馈调节。

Conclusion It is indicated that PGI 2 antagonizes biological actions of ET effectively , which suggested that a feedback mechanism could exist in vivo between ET and PGI 2 released from vascular endothelial cells .

该系统采用PWM脉宽调速，通过光电测速进行速度反馈调节，结构简单，控制精度高，动态响应快，值得推广。

The system regulates wire-feed speed by PWM and photoelectric measuring speed circuit is used for negative feedback of speed control . This system has characteristics of simple configuration , high accuracy and fast dynamic response , which is worth spreading and applying .