The decision to pursue sterilization must be taken seriously however. Although reversal is sometimes possible after vasectomy or tubal ligation sterilization of any type is considered permanent.
尽管输精管结扎术或输卵管结扎术后有失效的可能，但是一般来讲任何一种绝育手术的效果都是永久性的。
More recently Gerald Joyce at Scripps has reported experiments in which two RNA sequences form collectively autocatalytic sets, each catalyzing the ligation of fragments that form the other.
最近斯克里普斯的杰拉尔德·乔伊斯报告说，在他的实验中，两个RNA序列形成了集体催化集，各自催化形成对方序列的碎片之间的连结。
The purified DNA can be used directly in subsequent enzymatic reactions such as labeling, sequencing, cloning, and ligation, as well as for PCR analysis.
纯化的DNA可直接用于后续的应用，如标记、测序、克隆、连接和PCR分析。
The other 3 patients underwent hepatic artery ligation.
其余3例均采用供肝动脉结扎术。
Objective To research the way of micro-traumatic ligation of PDA.
目的研究开辟动脉导管结扎术的微创伤途径。
The suprarenal ligation of the IVC was considered to be dangerous.
在肾静脉平面以上结扎ivc被认为是极其危险的。
Methods The improved segmented ligation was performed in 97 patients.
方法采用改良分段结扎术治疗环状混合痔97例。
Myocardial scar model formed 3 weeks after ligation of left coronary artery.
通过结扎左冠状动脉3周形成心肌瘢痕模型。
Objective To discuss and search the better method of umbilical cord ligation.
目的探讨和寻找更好的结扎脐带的方法。
Methods Myocardial infarct was produced by ligation of the left coronary artery.
结扎大鼠左冠状动脉前降支，制作心肌缺血模型。
Methods Mouse sepsis model was established using cecal ligation and puncture (CLP).
方法采用盲肠结扎穿孔术建立小鼠脓毒症模型。
In condition of possibility, splenic artery ligation should be made in splenectomy.
如有可能，术中行脾切除前应先结扎脾动脉。
Methods: 37 patients with varicocele were selected with high ligation of varicosity.
方法：收集37例精索静脉高位结扎手术的精索静脉曲张患者。
Objective: Probe into the nursing countermeasures of tubectomy after tu bal ligation.
目的：探讨输卵管结扎术后再行吻合术的护理措施。
Methord: The rat acute myocardial infarction models were made by coronary artery ligation.
方法：结扎大鼠冠状动脉左前降支制作急性心肌梗死模型。
To provide anatomical data for endoscopic teansmaxillary-sinus sphenopalatine artery ligation.
为鼻内镜下经上颌窦蝶腭动脉结扎提供解剖学资料。
Objective: to study the influencing factors in the success of past-tubal ligation anastomosis.
目的：研究影响输卵管结扎后吻合成功的因素。
Objective To study the effects of 70% portal branch ligation on rat liver structure and function.
目的观察近70 %门静脉分支高位结扎对大鼠肝脏结构和功能的影响。
Mixed hemorrhoids; Rectal internal mucous intussusception; Segmental dentate ligation; Suspension.
混合痔；直肠黏膜内套叠；分段齿形结扎；悬吊。
Objective: to evaluate the principle and efficacy of hepatic artery ligation and intubation to large HCC.
目的：探讨肝动脉结扎插管术在治疗“大肝癌”中的原理和价值。
Esophageal varix ligation under endoscope (EVL) is a safe and effective treatment for esophageal varices.
内镜下食管曲张静脉结扎是一种安全有效的新方法。
AIM: To introduce and evaluate a canine model of secondary hypersplenism induced by splenic vein ligation.
目的：介绍并评价脾静脉结扎诱导的继发性脾功能亢进犬动物模型。
Methods Rabbits models of HF were established by ligation of the left anterior descending coronary artery.
方法采用结扎家兔冠状动脉左前降支的方法制备缺血性心衰模型。
Methods 780 patients with circumferential mixed hemorrhoids were treated by once separated section ligation.
方法回顾性分析780例一次性分段结扎切除治疗环状混合痔。
Objective To investigate the methods and clinical value of laparoscopic internal spermatic vein high ligation.
目的探讨腹腔镜精索内静脉高位结扎术的手术方法和临床应用价值。
Explants from term placenta have been shown to produce IL-6 and IL-8 following ligation of TLR-2 or TLR-4 (19).
对足月胎盘进行体外培养时，发现其表面的TLR - 2或者TLR - 4在与配体结合后能使胎盘产生IL - 6和IL - 8 (19)。
During the same period, 46 limbs underwent traditional high ligation and stripping of the great saphenous vein.
同期选择手术前条件相似的46条肢体，采用传统大隐静脉剥脱术。
During the same period, 46 limbs underwent traditional high ligation and stripping of the great saphenous vein.
同期选择手术前条件相似的46条肢体，采用传统大隐静脉剥脱术。
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