多因子的

RESULTS: The allele frequencies of 677T and 1298C were 45% and 20%, respectively and the homozygote frequencies of 677TT and 1298CC were 18% and 3%, respectively.

此位点多态性不仅可以引起酶活性下降，还与MTHFR的热敏感性有关［6］，是上述疾病的易感因子。

OBJECTIVE: To verify whether GTR can promote the repair of periodontal bone defect and the formation of new bones and whether combined use of GTR membrane, artificial bone, and growth factors can acquire much more new periodontal tissue.

目的：验证引导组织再生是否可促进牙周骨缺损的修复及增加新骨的形成，将引导组织再生和人工骨，生长因子等生物材料联合使用是否可获得更多牙周新组织。

Objective To investigate the factor construction of MMPI in pilots on active duty and its application in psychological assessment of pilots.

目的调查现役飞行员群体中明尼苏达多项个性测查表的因子结构，用于飞行员的心理素质测查分析。

Higher calcium–vitamin D doses are prescribed after parathyroidectomy to patients who have a greater number of risk factors for symptomatic postoperative hypocalcemia, she said.

如果病患有比较多的术后症状性低血钙危险因子，则副甲状腺切除术后的钙与维生素D剂量会比较高。

Objective To evaluate the safety and effectiveness of protein-free calf blood extract eye gel for repairing corneal epithelial defect by multiple centers, double mask and randomized clinical study with parrel contrast of bFGF eye gel as positive control.

目的 以碱性成纤维细胞生长因子滴眼液为阳性对照药物，通过随机、双盲的多中心平行对照临床试验，评价小牛血去蛋白提取物眼凝胶治疗角膜上皮缺损的疗效和安全性。

Among the involving factors, neurotrophic factors in the microenvironment adjoining to perikaryon and neurites play crucial roles in maintaining survival, promoting orientional regrowth of axons and re-expression of functional phenotype of neurons.

近年来大量神经生物学研究表明：在影响损伤后神经修复或再生的诸多因素中，神经元胞体及轴突周围微环境产生的一些神经营养因子发挥着维持受损神经元生存、促进神经再生、恢复神经功能表型等重要作用。

N this paper, the photolysis of dissolved anthracene and pyrene in water, simulated seawater and natural seawater were studied by fluorimetry. The effects of various environmental factors on the photodecomposition of the dissolved An and Py in SSW were investigated.

本文首次用荧光光谱法研究了溶解态多环芳烃蒽和芘在水、人工海水及天然海水中的光降解过程，考察各种环境因子对溶解态蒽和芘在人工海水中光降解的影响。

The effects of environmental factors on physiologic indexes in elongation stage was more obvious than that in grain filling stage.

拔节期环境因子对生理指标的影响要比灌浆期明显的多。

Recent work has shown that mouse and human fibroblasts can be to a pluripotent state with a combination of four transcription factors.

最近的工作显示人和鼠的成纤维细胞可以通过转入4个因子而重新编程为多功能细胞。

Traditional multivariable analysis method mainly includes Principal component analysis method , Factor analysis method that we usually talk of .

传统的多变量统计分析方法，主要是指主成分分析方法、因子分析方法等我们常说的多元统计分析方法。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。