Lamivudine is the oral nucleoside analogue which is the first introduced in the management of chronic hepatitis B infection.

In 87 ICU patients intramucosal pH ( pHi) was measured, and the new simplified acute physiology score ( SAPS ⅱ) was calculated within the first 24h ICU admission.

观察了87例患者入ICU后第1个24h内的胃粘膜内pH（pHi）和新型简化急性生理评分（SAPSⅡ）。

In the subsequent observation for three-month, the yield of t-PA dropped gradually following cell passage, but stayed at a level higher than 1.0 μ g/ day ( 106 cells) in the first month.

在随后3个月的动态观察中，随着细胞传代，该COS7细胞库tPA的表达水平虽逐渐递减，但在第1个月内可保持在1μgd（106细胞）以上。

The results indicate that the first new main vortex develops from tertiary vortex, while the second and the third new main vortices generate principally from the rolling-up of the separated shear layer.

其中，第1个新生涡由tertiary涡发展而来，而第2个和第3个新生涡则主要由分离剪切层卷绕生成。

After the one month follow up, Glasgow outcome scale and verbal function in the naloxone group were significantly higher than those in the saline group.

随访第1个月结束时，纳洛酮组的GOS评分和语言功能评分均明显优于安慰剂组。

By analyzing the encoding format of GRIB version 1 and its limitation during application, GRIB version 2 is introduced.

首先介绍GRIB码的第1个版本（GRIB1）的编码格式，使用的模板技术及GRIB1目前在使用过程中的一些缺陷。

Objective To report the experience of first 100 cases of off-pump coronary artery bypass ( OPCAB) grafting by a training cardiac surgeon, and to discuss the feasibility of the training method.

目的报道初学者第1个100例非体外循环冠状动脉旁路移植术（off pump coronary artery bypass，OPCAB），探讨培训方法的可行性。

The first beat of induced tachycardia was with a narrow QRS and the subsequent beats with wide QRS identical to that during atrial pacing.

诱发性心动过速的第1个QRS形态正常，其后则为与快速心房起搏形态相同的宽QRS。

The changes of DNA contents in buds took on double peak curve and the first peak occurred at the later period of physiological differentiation and the second at the period when most of stamen and pistil had started differentiation.

整个分化期芽中DNA含量变化呈双峰曲线，第1个高峰在生理分化后期，第2个高峰出现在大部分雌蕊、雄蕊进入分化时；

Fire stimulated herbages reviving and made it be earlier 6 days in the first growth season, but it had no difference in the second and third growth season;

3a观测结果表明，草原火刺激牧草返青，使牧草在火后第1个生长季内提前6d返青，但第2、3个生长季无差异；

Three storage temperatures made highly significant ( P < 0.0l) loss of vitamin A in1% premix after a month storage.

1%预混料在低温、室温和高温贮存条件下，维生素A的损失率除了在第1个月外，其它各月份都差异极显著（P＜0.01）。

Further purification by Sepharose-4B gel filtration and DEAE-52 anion exchange chromatography showed that the Ig from both of the columns all presented in the first protein peak.

而在Sepharose-4B凝胶柱和DEAE-52阴离子交换柱层析纯化的Ig均出现在第1个蛋白质峰。

The two groups before treatment and after treatment and follow-up after 1 month the difference between groups were compared and found no significant difference ( P 0.05), shows similar efficacy both groups.

两组治疗前与治疗后及随访第1个月后的差值分别进行组间对比，发现差值无明显差异（P0.05），说明两组近期疗效相近。

Children born today can expect to live well beyond 80 years, even if the claim by Peter Thiel and Aubrey de Grey that the first 1,000-year man is already alive is optimistic.

即便企业家彼得•蒂尔（Peter Thiel）和学者奥布里•德格雷（Aubrey de Grey）宣称第1个能活到1000岁的人已经出现的说法过于乐观，但可以预计，今天出生的儿童的寿命将远不止80岁。

Two peaks are found in distribution curves of the coal char pore specific surface area and pore volume;

实验发现半焦的孔比表面积和孔容积分布曲线存在2个明显的峰值，第1个尖峰对应的孔径稍小于2nm，说明微孔的比表面积大大增加；

The first 24 hours was the lag phase, the second to seventh 24 hours were the Log phase by the growth curve.

细胞接种后第1个24h为细胞潜伏适应期，第2~7个24h生长曲线基本为线性曲线，是细胞的对数生长期。

The APACHE III Score and MODS score were recorded after the first 24 hours of ICU admission and then daily for two weeks or until either discharge or death.

PCT在动脉血样本中检测，记录患者入院第1个24h后APACHE III和MODS评分，连续2周每天记录1次或直到患者出院或死亡。

As the first prototype of marine XML data integration system in China, the purpose of designing and implementing this system is to promote the research and development of marine XML in our country.

作为国内海洋XML数据集成的第1个原型系统，旨在推动我国海洋XML的研究和开发工作。

A spot check Was made in random in 100 patients in the department of obstetrics and gynecotokology who were admitted in our hospital just now.

随机抽查100例新入院妇产科病人，进行第1个24h、第3个24h尿常规检验，并结合临床症状进行诊断。

Maintenance of blood volume: In the first 24 hours, the fluid intake was kept at 0.5-1. 0ml · kg (-1)/ h at slightly less intake than output so as to keep the patients in mild dehydration.

方法：①注重血容量的补充，术后第1个24小时液体的入量为0.5～1.0ml·kg￣（－1）／h，出量稍大于入量，使病人处于轻度脱水状态。

Methods 39 patients harboring 40 aneurysms treated with 3D-GDC embolization was reported.

方法采用3D-GDC作为第1个弹簧圈栓塞治疗的39例40个动脉瘤；