Objective To investigate the Clinical significance and the changes of serum parathormone ( PTH) in the platelet donors with long-term donation.

Effect of Recombinant Human Parathormone ( 1-34) on the Excretion of IL-6 and IL-8 by Keratinocyte

重组人甲状旁腺素（1-34）对角质形成细胞分泌IL-6和IL-8的影响

Effects of calcium on the expression of osteocalcin, parathormone and parathormone receptor in rats exposed to lead

钙对染铅大鼠骨钙素、甲状旁腺激素及其受体表达的影响

Analysis of the relationship of bone mass density with estradiol, parathormone and calcitonin in peri-menopausal females

女性围绝经期骨密度和E2、PTH、CT相关性分析

[ Conclusion] Parathormone could affect the level of serum calcium in newborns.

[结论]新生儿甲旁素可影响钙离子的水平。

Study of the correlation between parathormone and serum calcium in newborns

新生儿甲状旁腺素与血钙关系研究新生儿缺氧缺血性脑病血浆内皮素、甲状旁腺素和血钙的变化及临床意义

Changes of plasma intact parathormone in patients with postmenopausal osteoporosis

绝经后骨质疏松患者的全段甲状旁腺素变化及其意义

Effect of Parathormone on Immune Function of Red Blood Cell in Uremia Patients

甲状旁腺素对尿毒症患者红细胞免疫功能的影响

Penpoint fracture and breaking on the early course of drawing are caused by shrinkage void inside the rod;

断口呈笔尖状，在拉拔早期发生断裂是由于内部存在缩孔缺陷所致；

The penpoint fracture is main due to non-metallic inclusions and center segregation.

笔尖状断裂主要由非金属夹杂和中心偏析造成；

To compare with standard VQ algorithm, an experiment over 10 standard images is conducted, and the result shows that compression ratio of these images can be improved by 54 percent average, while the mean PSNR decreases 0.86 percent.

对于10幅标准图像的测试结果表明，与普通VQ相比，该文算法的压缩比平均提高54%，PSNR平均仅降低0.86%。

Compared at national average level, the mean biomass of almost all kinds of communities in Jiuzhaigou Valley is higher except that of oak forest.

与全国平均水平相比，九寨沟几乎所有类型的群落的平均生物量都要高于全国同类群落的平均水平。

SPM showed that average roughness and root mean square of multilayer films were only 0.44 nm and 0.55 nm, respectively.

SPM3D粗糙度分析显示，复合膜表面的平均粗糙度仅为0.44nm，均方根粗糙度仅为0.55nm。

With the increase of the average patch area, mean patch fractal dimension index increases slowly as a whole.

随着斑块面积的增加，平均斑块分维数总体趋势呈缓慢上升。

Adult hair arsenic data were positive skewness distribution, and calculating average should use geometric mean or median;

成人发砷值呈正偏态分布，在计算平均值时应当使用几何均数或中位数；

Average Time for One-side Mean Control Charts with Warning Limits under Variable Sampling Intervals

抽样区间可变的带警戒限单侧均值控制图的平均时间

Extremal Problem on Diameter and Average Distance of Graphs Mean Entropy

平均结果为图直径与平均距离的极值问题研究

In the forest stand whose crown closure is under 0.5, the average value of mean square error is 0.502m, distributed between 0 to 0.7m and the frequency is 82.8% and the frequency whose mean square error is under 1m is 91.4%.

在郁闭度小于0.5林分中，平均中误差为0.502m，集中分布在0~0.7m范围内，频率为82.8%，中误差小于1m的频率为91.4%。

Compared with the normal group and the PRF group, the average areas, mean diameter and area density of nerve fibers after operation in the RFTC group was higher ( P < 0.05), but the quantity of nerve fibers was less ( P < 0.05);

射频热凝组即时神经纤维的平均面积、平均直径和面密度高于正常组和脉冲射频组（P<0.05），但数量低（P<0.05）；

The flux of evapotranspiration and turbulent heat exchange are 86.2% of the net radiation of the stand on average. The mean Bowen ratio is 0.5500. The energy consumed by soil heat exchange is 13.4%.

蒸散耗热和湍流热交换占净辐射收入的86.2%，平均波文比为0.5500，土壤热通量约占净辐射收入的13.4%。

This article selects 2473 experimental data of coal gange light aggregate concrete cubic strength on the spot in Fuxin, calculates their average value, mean& square deviation and coefficient of variation, and makes regression analysis.

本文收集了阜新市煤矸石轻骨料混凝土立方强度的现场试验数据2473个，统计了它们的平均值、均方差和变异系数，并进行了回归分析。