推进针对Opisthorchis viverrini的疫苗开发:omics技术和先进的计算工具的协同整合
Alok Kafle1,2, Suvash Chandra Ojha3
1Department of Tropical Medicine, Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand.
Frontiers in pharmacology
|July 30, 2024
概括
由于再感染和耐药性,开发针对肝 Opisthorchis viverrini (O. viverrini) 的疫苗至关重要. 欧米克技术和计算工具加快了有效疫苗目标的识别.
科学领域:
- 寄生虫学的寄生虫学
- 免疫学 免疫学 免疫学
- 计算生物学 计算生物学
背景情况:
- 虫 (O. viverrini) 是一种被忽视的热带疾病,在东南亚普遍存在,导致胆管癌.
- 目前治疗异花症的方法面临着快速再感染和新兴药物耐药性的挑战.
- 迫切需要开发疫苗来对抗O. viverrini感染.
研究的目的:
- 通过使用欧米克技术,审查O. viverrini疫苗开发的抗原选择策略.
- 为设计O. viverrini疫苗提出一个创新的框架.
- 突出omics和计算方法在加速疫苗发现方面的潜力.
主要方法:
- 使用蛋白质组学和免疫蛋白质组学来识别候选抗原.
- 使用反向疫苗学 (RV) 和免疫信息学用于表位预测.
- 利用机器学习工具来预测B细胞和MHC结合亲缘关系.
- 在分析包括对接和动力学研究,以评估疗效.
主要成果:
- 奥米克技术为识别寄生虫特异性抗原提供了一个强大的平台.
- 计算工具可以预测诱导幽默性和细胞介导免疫力的强烈表位.
- 综合的奥米克和免疫信息学方法简化了疫苗候选人的选择.
结论:
- 使用omics模式的战略抗原选择过程是有效O.viverrini疫苗设计的关键.
- 拟议的框架加速了新型抗寄生虫疫苗的开发和评估.
- 利用omics和计算方法有望彻底改变寄生虫感染疫苗开发.
相关概念视频
02:02Genomics
Genomics is the science of genomes: it is the study of all the genetic material of an organism. In humans, the genome consists of information carried in 23 pairs of chromosomes in the nucleus, as well as mitochondrial DNA. In genomics, both coding and non-coding DNA is sequenced and analyzed. Genomics allows a better understanding of all living things, their evolution, and their diversity. It has a myriad of uses: for example, to build phylogenetic trees, to improve productivity and...
01:20Applications of Molecular Taxonomy
Molecular taxonomy has revolutionized the understanding and classification of bacteria, providing precise insights into their diversity, evolutionary relationships, and ecological roles. By utilizing molecular techniques such as DNA sequencing and fingerprinting, researchers have made significant strides in various fields related to bacterial studies.Resolving Taxonomic AmbiguitiesMolecular taxonomy has been instrumental in distinguishing closely related bacterial species initially thought to...
01:26Human Virome
The human body harbors a vast and diverse viral community known as the human virome. The virome includes bacteriophages that infect bacteria, and eukaryotic viruses that infect human cells. Transient dietary and environmental viruses also contribute to this dynamic ecosystem. Estimates suggest the human body may contain on the order of 10¹³ viral particles, though abundance varies widely by body site and detection method.Comprehensive characterization of the virome has become possible only with...
01:23Investigation of Disease Outbreaks
Multistate foodborne outbreaks pose significant public health risks and require meticulous investigation to identify sources and implement control measures. The Centers for Disease Control and Prevention (CDC) utilizes a dynamic seven-step process for these investigations, integrating data from laboratories, interviews, and environmental assessments to protect public health.Outbreak Detection: The detection of multistate outbreaks typically begins with PulseNet, the CDC's national laboratory...
01:25Rapid Identification of Pathogens
MALDI-TOF MS has transformed clinical microbiology by offering a rapid and reliable method for pathogen identification. The traditional approach to microbial identification typically involves time-consuming culture techniques and biochemical tests, which can delay the initiation of appropriate antimicrobial therapy. MALDI-TOF MS avoids these delays by using characteristic ribosomal protein mass patterns of microbial cells, enabling accurate species-level identification within minutes.Principle...
01:24Automated Microbial Diagnostics
Automated diagnostic analyzers have transformed clinical microbiology by providing rapid and reliable methods for pathogen identification and antibiotic susceptibility testing. Among these systems, the Vitek 2 is widely used because it automates the traditionally labor-intensive processes of microbial identification (ID) and antibiotic susceptibility testing (AST), delivering standardized and timely results that are essential for effective patient care.Microbial Identification with ID CardsThe...