Vascular endothelial function was evaluated by arterial augmentation index ( AAI), and autonomic modulation was evaluated by heart rate variability ( HRV) and blood pressure variability ( BPV). 采用动脉增加指数(AAI)评价血管内皮功能,心率变异(HRV)及血压变异(BPV)评价自主神经调制。
BPV has a close relationship with target organ damage of hypertension, which has wide clinical application value and study future in the prevention and treatment of hypertension and its application. BPV与高血压靶器官损害关系密切,在高血压及其并发症的防治中有广阔的临床应用价值及研究前景。
Methods: HRV and BPV were monitored and analyzed in40 patients with normal blood pressure and121 patients with hypertension. 方法:对40例血压正常者和121例高血压患者均同时检测心率变异性与血压变异性,并进行统计学分析。
Relief valves shall be in accordance with BPV code. 符合bpv规范的泄压阀。
Objective: To study the heart rate variability ( HRV) and blood pressure variability ( BPV) in patients with different grades of hypertension. 原发性高血压“勺型”与“非勺型”者的动态血压变异性特点。
Objective: To study the relationship between blood pressure variability ( BPV) and target organs damage ( TOD) in spontaneously hypertensive rats ( SHR) by two antihypertensive drugs, nitrendipine ( Nit) and hydralazine ( Hyd). 目的:用抗高血压药尼群地平(Nit)及肼屈嗪(Hyd)研究血压波动性(BPV)的改变与靶器官损伤(TOD)的关系。
It was found that combination of atenolol and amlodipine significantly decreased blood pressure and systolic blood pressure variability. 结果表明,阿替洛尔和氨氯地平联合用药能显著降低血压以及收缩压BPV,而它们的单药对血压及BPV没有或作用很小;
Objective: ① To study 24-hour blood pressure variability ( BPV)、 heart rate variability ( HRV) in essential hypertensives ( EH); 目的:①研究高血压病人24h血压变异性和心率变异性的规律;
Objective: To study the relationship between blood pressure variability, circadian blood pressure rhythm, blood pressure load and left ventricular hypertrophy ( LVH) in patients with essential hypertension ( EH). 目的:研究高血压患者血压变异性(bloodpressurevariability,BPV)、血压昼夜节律及血压负荷与高血压左室肥厚(Leftventricularhypertrophy,LVH)的关系。
Ketanserin could significantly decreased BPV, and enhanced ABR-BP and ABR-HP; 酮舍林具有中枢性降低BPV、升高ABR-BP和ABR-HP的作用;
Results SHR had significantly higher blood pressure and BPV than WKY rats. 结果SHR的血压及血压变异性显著高于WKY大鼠,BRS明显降低;
It suggests that different regulatory mechanisms might account for it and that under resting condition the feed forward regulation from HRV to SBPV might be unimportant. 但短时程SBPV谱及其反应性似不受年龄因素影响,可能与BPV的调节机制不同有关;安静状态下,HRV对SBPV的前馈调节可能并不重要。
Results: In the group that the rhythm of BP was disappeared ( no-dipper), its parameters of BPV and HRV were abnormal, and its ECG abnormality was higher than other groups. 结果:当血压昼夜节律消失(非杓型),BPV及HRV不正常,ECG异常明显高于其他组。
CONCLUSION: Increased BPV is a general phenomenon in hypertension. 结论:BPV升高是高血压的普遍现象。
Conclusion The BPV of hypertension patients in native Tibetan& Han migrants are affected by various factors, and hypoxia would be the main factor on influencing BPV and BP. 结论世居和移居高原的高血压病患者BPV受多种因素的影响,缺氧是影响BPV和血压的主要因素。
Conclusion: PP and BPV may be the predict factors of LVMI in hypertension patients. 结论:原发性高血压与肾性高血压的心肌肥厚均与PP、BVP相关,提示PP、BPV可能是心肌肥厚的预测因子;
There was no significant negative relationship between ABR-BP and BPV after intracerebroventricular administration of ketanserin. 在用酮舍林后,ABR-BP与BPV之间无显著的负相关性。
Glibenclamide markedly reduced BPV in SAD rats as well, furthermore, it might antagonize the effect of CPCA on BPV by blocking K ATP. 格列本脲可降低SAD大鼠的BPV,并可阻断CPCA降SAD大鼠BPV的作用。
High precision quartz oscillators were used for the transmission of BPV standard frequency and time signals at Shanghai Observatory. 在上海天文台BPV标频和时间信号的发播工作中,使用了高精度石英晶体振荡器。
METHODS: BPV was recorded with continuous hemo-dynamic monitoring in conscious unrestrained rats. 方法:清醒自由活动大鼠连续血压监测技术测定BPV。
Purpose To study the characteristics and significances of blood pressure variability ( BPV) on high-altitude hypertension patients by comparison with native Tibetan and Han migrants. 目的探讨世居和移居高原的高血压患者血压变异性(BPV)特点及其意义。
Objective: To determine the effect of K ATP on the reduction of blood pressure variability ( BPV) caused by adenosine in conscious, freely moving sinoaortic denervated ( SAD) rats. 目的:利用计算机化清醒自由活动大鼠血流动力学监测技术,分析ATP敏感钾通道(KATP)在腺苷降低去窦弓神经(SAD)大鼠血压波动性(BPV)中的作用。
Objective To study changes in baroreflex sensitivity, heart rate and blood pressure variability in pregnant women with preeclampsia. 目的研究妊高征孕妇心率变异性(HRV)、血压变异性(BPV)和压力反射敏感性(BRS)的改变。
Objective To study the relationships between pulse pressure ( PP), blood pressure variability ( BPV) and left ventricular hypertrophy ( LVH), electrocardiogram ( ECG) abnormality in essential hypertensive. 目的研究原发性高血压患者脉压、血压变异与左室肥厚和心电图异常的关系。
Conclusion: ( 1) There is positive correlation between BPV and TOD. Lower BPV in SHR is beneficial to protection of target organs. 直线相关分析显示BPV的大小与TOD程度呈正相关。结论:(1)BPV与TOD之间呈正相关,降低BPV对靶器官有保护作用;
In the practice, bovine parvovirus infection lack of detection of antigen and antibody reagents were also restricted our detection of the disease and pathogen. 实践中缺乏检测BPV感染的抗原与抗体试剂也制约了我国对该病的检测。
BpV ( Imi-py) can induce Bel-7402 apoptosis in a dose-dependent manner, and improve the catalytic activities of Caspase-3,-8,-9. bpV(Imi-py)能诱导Bel-7402细胞凋亡,呈剂量依赖性,并上调Caspase-3、-8、-9的酶活性。
Blood pressure variability is called blood pressure fluctuation else, which reflects degree of fluctuation in a period. BPV又称血压波动性,表示个体在一定时间内血压波动的程度。
Subsequently, the virus isolated from cattle of the outbreak of BPV infection, identification and serology survey the results showed that BPV infection have a higher prevalence in some herds, also serologic survey reported the disease is a worldwide epidemic. 其后从暴发BPV感染的牛群中进行病毒的分离鉴定和血清学调查,结果表明在一些牛群中BPV感染发病率较高,亦有血清学调查报道目前该病属全球范围流行。