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循环介导的异热放大用于快速检测平中的菌和菌

Irene Cano¹, Gareth Wood¹, David Stone¹

¹The International Centre of Excellence for Aquatic Animal Health, Cefas Weymouth Laboratory, Weymouth, Dorset DT4 8UB, UK.

Pathogens (Basel, Switzerland)

|February 23, 2024

概括

快速光实时循环介导异热放大 (LAMP) 试验被开发用于检测病原体Bonamia ostreae和Bonamia exitiosa. 这些测试提供了一种快速,准确和现场部署的寄生虫检测方法.

科学领域:

水产养殖是水产养殖的一种方式.
海洋生物学海洋生物学
寄生虫学的寄生虫学
分子诊断学分子诊断

背景情况:

类寄生虫Bonamia ostreae (BO) 和Bonamia exitiosa (BE) 是重要的病原体,在全球范围内造成种群的大量损失.
准确和快速的检测方法对于管理和减轻这些破坏性病的影响至关重要.

研究的目的:

为了评估光实时循环介导同热放大 (LAMP) 试验的有效性,用于快速检测Bonamia ostreae和Bonamia exitiosa.
评估用于现场部署的开发LAMP试验的分析灵敏度,特异性和诊断准确性.

主要方法:

开发针对BO的actin-1基因和BE的actin基因的特定LAMP测试.
一种通用LAMP试验的设计,针对18S基因的保存区域,以检测两种Bonamia物种.
测定性能的评估,包括最佳反应温度,化温度,分析灵敏度 (50拷贝/μL),特异性和已知样本的准确性.

主要成果:

特定和通用LAMP测定在7-20分钟内检测到高精度的阳性 (100%的BO和通用,95.8%的BE).
分析灵敏度在30分钟运行内为50副本/μL,与通用测定实时PCR可比.
虽然BO和BE试验显示出特异性,但通用试验显示出与Haplosporidium costale的潜在交叉反应性.

结论:

光实时LAMP测定提供了一种快速,灵敏和特定的方法来检测Bonamia ostreae和Bonamia exitiosa.
这些LAMP测试的易用性,速度和可负担性,有助于在现场环境中部署它们,以有效管理的健康状况.

关键词:

波纳米亚出世的原因波纳米亚鸟 (Bonamia ostreae) 是一种鸟类.一个灯的灯光.这种疾病叫做Bonamiosis.诊断诊断诊断的诊断诊断诊断诊断的诊断一个单一的细胞体.一个的.医疗服务点检测试验

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