Background and objective Renal hypertension is very frequent in secondary hypertension.
背景和目的肾实质性高血压是最常见的继发性高血压。
Background and Objective: Cancer is one of the most primary causes of death for children.
背景与目的：恶性肿瘤是儿童死亡的主要原因之一。
Background and objective Breast cancer is one of the most common malignant tumors in women.
背景与目的乳腺癌是女性最常见的恶性肿瘤之一。
Background and objective It has been showed that VEGF-C can induce the proliferation of lymphocytes.
背景与目的血管内皮生长因子c (VEGF - C)可以诱导淋巴管上皮细胞增殖和淋巴窦的新生。
Background and objective Malignant pleural effusions commonly occur in patients with advanced cancer.
背景与目的恶性胸腔积液是晚期恶性肿瘤常见的一个问题。
Background and objective: Many genes modulate the neuronal apoptosis following ischemia brain damage.
背景与目的脑缺血损伤后细胞凋亡受诸多基因调控。
Background and objective Lung cancer is the most dangerous threating tumor to human's health and life.
背景与目的肺癌是对人类健康和生命危害最大的恶性肿瘤。
Background and objective Chemotherapy is very important in the treatment of advanced non-small cell lung cancer.
背景与目的化疗在晚期非小细胞肺癌的治疗中具有极为重要的作用。
Background and objective Recent researches discovered that artemisinin and its derivatives had anti-tumor activity.
背景与目的研究发现，青蒿素类药物具有抗肿瘤活性。
Background and objective: Relapse AML, refractory AML, AML in the old and secondary AML are all AML subtypes hard to cure.
背景和目的：难治性急性髓系白血病(aml)包括复发性aml、原发耐药aml、老年aml及继发aml，是目前白血病治疗困难的类型。
Background and objective Surgical resection becomes standard treatment for pulmonary metastatic tumor with operative indication.
背景与目的对于有手术指征的转移性肺癌患者，手术切除已成为标准的治疗方法。
Background and objective: The normal amniotic fluid volume plays an important role in supporting growth and development of fetus.
背景和目的：正常的羊水量对维持胎儿正常的生长和发育有重要作用。
Background and Objective Intracerebral hemorrhage was one kind of diseases which seriously jeopardized the health of human beings.
背景与目的脑出血是一种严重危害人类健康的疾病，脑水肿形成是导致脑出血病情恶化的主要因素之一。
Background and objective To analyze the clinical characteristics, survival and prognosis of breast cancer patients under 35 years of age.
背景与目的分析青年乳腺癌患者的临床特点、5年生存率和影响预后的因素。
Background and Objective: Breast cancer is the most common disease in women and it's incidence has been increasing steadily in our country.
研究背景与研究目的：乳腺癌是威胁女性健康的主要疾病之一，我国妇女乳腺癌发病率近年来呈明显升高趋势。
Background and Objective: the gap junction plays an important role in the exchange of nutrients, ions, and regulatory molecules between cells.
背景与目的：间隙连接在细胞间的营养物质、离子和细胞调节因子的交换中起重要作用。
Background and objective: the incidence of malignant tumors has increased gradually, which becomes the second causation of children death now.
研究背景及目的：恶性肿瘤发病率有逐年升高趋势，因肿瘤病故居儿童死因第二位。
Background and Objective: Docetaxel combined with cisplatin is established as first-line therapy for advanced non-small cell lung cancer (NSCLC).
背景与目的：多西紫杉醇联合顺铂被确定为治疗晚期非小细胞肺癌的一线方案之一。
Background and Objective the heart arrest and myocardial protection of young infants is always the focus problem during the open heart operation.
研究背景及目的长期以来，婴幼儿心肌保护一直是心脏外科领域倍受关注的课题。
Background and Objective: OCDDS (Oral Colon-specific drug delivery system) is a kind of drug target delivery systems, which can deliver drug at colon.
背景与目的：口服结肠靶向给药系统(OCDDS)是一种将药物定位释放于结肠的靶向制剂。
Background and objective Finding the cancer cells in pleural fluid of patients with lung can-cer by conventional cytology is always a difficult point.
背景与目的常规细胞学查找肺癌患者胸腔积液中的癌细胞始终是难点。
Background and objective: the hypothesis of "two hit" model suggests that at least two classes of gene mutations are responsible for the leukemogenesis.
背景与目的：“两次打击”学说认为，白血病的发生常常累及两大类以上基因的突变。
Background and Objective: In the past few decades, the use of parenteral nutrition has greatly improved the nutritional status of critically ill patients.
背景和目的：在过去的几十年中，肠外营养的应用大大改善了重症病人的营养状况。
Background and Objective: The treatment and prognosis of extrapulmonary small cell carcinoma (EPSCC), a uncommon malignant tumor, have seldom been reported.
背景与目的：肺外小细胞癌是一种少见的恶性肿瘤，有关其治疗及预后的文献报道不多。
Background and Objective: One of the most impressive outcomes of sleep deprivation is its dramatic antidepressant effect in patients with primary depression.
背景与目的：睡眠剥夺的快速抗抑郁效应在生物精神病学研究领域已成为最令人着迷的现象之一。
Background and objective it has been known that Kangfuxin, a drug derived from Periplaneta Americana, can induce cell apoptosis of many cancer cell lines in vitro.
背景与目的美洲大蠊系列昆虫药品康复新在体外能诱导多种肿瘤细胞系发生细胞凋亡。
Background and objective: With the rising incidence of coronary heart disease, pursuing a new method to detect myocardial ischemia become more and more imperative.
背景和目的：随着冠心病发病率的不断上升，寻求无创检测心肌缺血的新方法变得越来越迫切。
Background and Objective: The pathogenesis of pulmonary fibrosis is complicated, it is characterized with myofibroblast hyperplasia and deposition of collagen protein.
背景与目的：肺纤维化是一种病因复杂的疾病，以成纤维细胞过度增殖、胶原蛋白沉积为特征。
BACKGROUND and OBJECTIVE: insulin glargine as a basal insulin exhibits constant absorption with no pronounced peaks in blood insulin levels and 24-h duration of action.
背景和目的：甘精胰岛素是一种在血液胰岛素水平中吸收常数无明显峰值并且作用持续24小时的基础胰岛素。
Chapter 1 is an overview of the thesis, giving an account of the background and objective of the research, significance of the study and the organization of the thesis.
文章的第一章是整篇论文的概述，论述了研究的背景和目的、研究的重要性、论文的结构安排。
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