相关实验视频
Updated: Jan 9, 2026
01:27
Pulmonary Embolism III: Nursing Management
Published on: June 19, 2025
320
哺乳动物的突变使用高度移动的体质睡眠美女转位子系统
Adam J Dupuy1, Keiko Akagi, David A Largaespada
1National Cancer Institute, Center for Cancer Research, Frederick, Maryland 21702, USA.
Nature
|July 15, 2005
概括
睡眠美女 (SB) 转子子技术使小鼠能够进行高频基因操纵,驱动癌症并促进复杂疾病的基因发现. 这种强大的工具有助于在更高的真核生物中转发遗传屏.
科学领域:
- 遗传学 是一个遗传学.
- 分子生物学分子生物学
- 癌症研究 癌症研究
背景情况:
- 转子子是功能性基因组屏幕的宝贵遗传工具,在较低的真核生物中.
- 它们在更高的真核生物中的实用性受到低转换频率的限制.
研究的目的:
- 为了证明睡眠美女 (SB) 转位子在更高的真核生物中的有效性.
- 建立SB作为在小鼠体细胞中高频插入性突变发生的工具.
主要方法:
- 在小鼠体细胞中,睡眠美女 (SB) 转位子的调动.
- 诱导插入性突变发生以研究癌症基因功能.
- 对瘤发育和遗传变化的分析.
主要成果:
- 在野生型小鼠中,SB转移发生的频率足以引起胚胎死亡率和癌症.
- 诱导瘤具有攻击性,一些小鼠患有多种癌症类型.
- 在SB插入性突变发生过程中,发现了癌症基因和癌症诱导的关键途径.
结论:
- 睡眠美女 (SB) 转位子是哺乳动物体细胞中插入性突变发生的高效工具.
- 它有助于研究癌症基因功能和识别致病途径.
- SB技术有可能在各种高级真核生物中进行前置基因选,包括在人类疾病研究中的应用.
相关概念视频
Pulmonary Embolism III: Nursing Management
320
A pulmonary embolism occurs when a thrombus, amniotic fluid, tumor tissue, fat, or air embolus blocks one or more pulmonary arteries. Effective nursing management and patient education are crucial for improving outcomes and preventing recurrence.Nursing management starts with obtaining a comprehensive patient history, particularly noting any history of deep vein thrombosis (DVT). Assess for clinical manifestations, including dyspnea, chest pain, crackles, heart murmurs, and signs of right-sided...
320
Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care
277
Diagnosing Pulmonary EmbolismDiagnosing pulmonary embolism (PE) involves clinical assessment and advanced imaging tests. The preferred diagnostic tool is the spiral (helical) CT scan or CT angiography (CTA), which uses intravenous contrast media to visualize the pulmonary vasculature and identify emboli.A ventilation-perfusion (V/Q) scan is an alternative for patients unable to receive contrast media. This scan includes both perfusion and ventilation scanning. Perfusion scanning involves...
277
Pulmonary Embolism I: Introduction
464
Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
464
Venous Thrombosis III: Interprofessional Care
262
Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
262
Pneumothorax-II
852
Pneumothorax is a medical condition defined by the buildup of air in the pleural space between the lungs and the chest wall. This accumulation of air can lead to partial or complete lung collapse, resulting in a range of clinical manifestations. Understanding the clinical presentation and effective management strategies is crucial for healthcare professionals in providing timely and appropriate care to individuals with pneumothorax.
Clinical Manifestations:
Clinical Manifestations:
852
Chronic Obstructive Pulmonary Disease-V: Management
3.1K
Managing Chronic Obstructive Pulmonary Disease (COPD) involves a multifaceted approach to reduce symptoms, prevent exacerbations, improve overall health status, and slow disease progression. Key strategies include lifestyle modifications, pharmacotherapy, supportive therapies, and, in some cases, surgery. Here is an overview of the primary COPD management strategies:
Smoking Cessation
Smoking Cessation
3.1K