预防和治疗登革热的挑战:一个新兴的问题
Niloofar Farsiu1, Keivan Zandi2, Mohammad Rezaei Zadeh Rukerd3
1Gastroenterology and Hepatology Research Center, Institute of Basic and Clinical Physiology Sciences, Kerman University of Medical Sciences, Kerman, Iran.
The American journal of tropical medicine and hygiene
|October 14, 2025
概括
登革热的预防和治疗面临重大障碍,包括疫苗的限制和需要更好的治疗方法. 目前正在进行的研究正在探索新的策略,以有效地打击这种广泛的病毒性疾病.
科学领域:
- 病毒学 病毒学
- 免疫学 免疫学 免疫学
- 公共卫生 公共卫生
背景情况:
- 由登革热病毒 (DENV) 引起的登革热 (DF) 每年影响全球超过3.90亿人.
- 目前的预防依赖于载体控制和疫苗,但有限的疗效和抗体依赖增强 (ADE) 等挑战仍然存在.
- 治疗选择很少,支持性护理是主要的方法,突出了对有效治疗的关键需求.
研究的目的:
- 审查目前在登革热预防和治疗方面的挑战和进展.
- 检查现有的登革热疫苗和治疗方法的局限性.
- 探索新的登革热病毒 (DENV) 预防和管理策略.
主要方法:
- 关于目前登革热 (DF) 预防和治疗策略的文献综述.
- 对现有的登革热病毒 (DENV) 疫苗进行分析,包括Dengvaxia®和Qdenga®.
- 探索新兴的治疗方法及其潜在的临床应用.
主要成果:
- 现有的登革热疫苗存在局限性,包括菌株特异性疗效和抗体依赖增强 (ADE) 的风险.
- 治疗性单克隆抗体面临着快速消除和ADE风险等挑战.
- 开发有效的治疗方法因缺乏合适的动物模型和复杂的病毒与宿主相互作用而复杂.
结论:
- 在登革热 (DF) 预防和治疗方面仍然存在重大挑战,需要进一步的研究和开发.
- 新的策略,如mRNA疫苗和工程抗体,显示出希望,但需要严格的验证.
- 了解登革热病毒 (DENV) 病变的进展对于开发成功的抗病毒药物和免疫疗法至关重要.
更多相关视频
08:36Measuring Dengue Virus RNA in the Culture Supernatant of Infected Cells by Real-time Quantitative Polymerase Chain Reaction
Published on: November 1, 2018
32.5K
06:00Author Spotlight: Development of a Smartphone-Enhanced Paper-Based Device for Rapid Dengue NS1 Detection
Published on: January 26, 2024
2.0K
相关概念视频
01:22Methods of reducing fever
1.2K
The signs and symptoms of fever include hot and dry skin, flushed face, thirst, muscle aches, anorexia, headache, tachycardia, tachypnea, and fatigue. Elevated body temperature is reduced using two methods: pharmacological and nonpharmacological. Proper identification and treatment of the root cause of a fever is of utmost importance.
Pharmacological Methods of Reducing Fever:
Pharmacological Methods of Reducing Fever:
1.2K
01:29Microorganisms in Medicine and Therapeutics
960
Microorganisms play a fundamental role in vaccine development, gene therapy, and therapeutic production. Their biological properties are harnessed to advance medicine and public health. Beyond immunization, microorganisms contribute to gut health, antibiotic synthesis, and genetic disease treatment.Live Attenuated and Inactivated VaccinesLive attenuated vaccines, such as the measles, mumps, and rubella (MMR) vaccine, utilize weakened forms of pathogens to closely resemble natural infections.
960
01:25Increased Body Temperature
6.4K
A body temperature above 38°C (100.4 °F) is known as fever or pyrexia, and a person with fever is termed 'febrile.' Typically, the hypothalamus, a part of the brain that acts as the body's thermostat, regulates body temperature through a thermoregulatory setpoint. It receives signals from cold and warm thermal receptors throughout the body and adjusts the body's temperature accordingly. Fever occurs when this hypothalamic setpoint is altered, usually in...
6.4K
01:20Infection
11.8K
When a pathogen enters the body and reproduces, it can cause an infection, damage body cells, and cause illness symptoms that eventually lead to disease. Therefore, its prevention requires breaking the chain of infection.
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
The chain begins with pathogens: bacteria, viruses, fungi, prions, or parasites such as protozoa helminths. These can be present on the skin as transient or resident flora, or they can be acquired from the environment. Identifying and treating the type of infection and...
11.8K
01:29Issues And Trends In Healthcare Delivery System
6.1K
The issues and trends in healthcare delivery are constantly changing. The COVID-19 pandemic is one recent issue that wreaked havoc on healthcare systems, causing a shortage of healthcare workers, high demand for medicines and supplies, and increased medical expenditure due to a lack of insurance. Other issues include rising healthcare costs and care fragmentation.
Cost Containment
Payment for healthcare services has historically promoted adoption of costly and often unnecessary or inefficient...
Cost Containment
Payment for healthcare services has historically promoted adoption of costly and often unnecessary or inefficient...
6.1K
01:22Healthcare Associated Infections II: Preventive Measures
3.6K
Essential infection prevention measures are based on the knowledge of the infection chain, the modes of transmission in healthcare settings, and the use of the best practices in all healthcare settings. Compulsory public reporting of healthcare-associated infection rates is needed to allow individuals and the community to make informed choices regarding selecting a healthcare facility.
The best practices for preventing healthcare-associated infections include hand hygiene, patient risk...
The best practices for preventing healthcare-associated infections include hand hygiene, patient risk...
3.6K