这是一种新型的Babesia sp.变种. (Piroplasmida) 作为 procellariiform 海鸟中的血寄生虫
Annelise Zabel Sgarioni1, Patricia P Serafini2,3, Alice Pereira4
1Instituto de Pesquisas Veterinárias Desidério Finamor (IPVDF), Estrada do Conde, 6000, Eldorado do Sul, RS, 92990-000, Brazil.
Parasitology research
|June 14, 2023
概括
这项研究报告了在Procellariiformes海鸟中首次检测到Babesia寄生虫. 一个新的巴贝西亚菌株,巴贝西亚 sp. 阿尔巴特罗斯菌株,在大西洋黄鼻阿尔巴特罗斯中被发现,扩大了对鸟类血寄生虫的知识.
科学领域:
- 鸟类寄生虫学 鸟类寄生虫学
- 分子遗传学分子遗传学
- 野生动物疾病生态学 野生动物疾病生态学
背景情况:
- 通常在岛屿上筑巢的Procellariiformes海鸟对研究血寄生虫提出了独特的挑战.
- 这些类鸟类中血液寄生虫的数据有限,之前没有关于巴贝西亚物种的报道.
- 在鸟类中已知有16种Babesia物种,但它们在Procellariiformes中的存在仍未得到研究.
研究的目的:
- 为了调查巴贝西亚物种在海鸟Procellariiformes中存在的情况.
- 用分子方法识别和描述任何检测到的巴贝西亚菌株.
- 了解贝贝西亚在海鸟中的遗传关系.
主要方法:
- 分析了来自巴西沿海18种海鸟的220个组织和血液样本.
- 使用聚合酶链反应 (PCR) 检测寄生虫.
- 进行了植物遗传学分析,以确定阳性分离物的遗传关系.
主要成果:
- 发现了一个阳性样本:Babesia sp. 阿尔巴特罗斯菌株来自大西洋黄色鼻子阿尔巴特罗斯 (Thalassarche chlororhynchos).
- 隔离物的序列显示出与Babesia spp.的最高相似性. 从南太平洋的鸟类中获取.
- 遗传学分析将这种菌株置于Babesia sensu stricto组内,特别是Kiwiensis类,与与海鸟相关的Peircei组不同.
结论:
- 这标志着巴贝西亚感染在Procellariiformes海鸟中的第一个有记录的案例.
- 贝贝西亚 sp. 贝贝西亚 sp. 贝贝西亚 sp. 贝贝西亚 阿尔巴特罗斯菌株可能代表着与这种鸟类类相关的传播的皮洛普拉斯米德的新型变体.
- 需要进一步的研究,以了解这种新型贝贝西亚菌株在海鸟种群中的流行率和传播动态.
相关概念视频
01:27Diversity of Protists II
60
Alveolates are a group of organisms recognized by the presence of alveoli, which are cytoplasmic sacs located beneath the cell membrane. While their function remains uncertain, alveoli may help regulate water balance by controlling how much water enters and leaves the cell. In dinoflagellates, these structures may serve as armor plates. There are three major types of alveolates: ciliates, which move using cilia; dinoflagellates, which use flagella for movement; and apicomplexans, which are...
60
01:15Diversity of Protists I
46
Excavata is a diverse group of protists that includes both chemoorganotrophic and phototrophic species, with some thriving in anaerobic environments. Among the key groups within Excavata are diplomonads and parabasalids, which are flagellated protists that lack mitochondria and chloroplasts. These microorganisms typically inhabit anoxic environments, such as the intestines of animals, where they exist either symbiotically or as parasites, relying on fermentation for energy production. Some...
46
00:58Symbiosis
29.0K
Symbiotic relationships are long-term, close interactions between individuals of different species that affect the distribution and abundance of those species. When a relationship is beneficial to both species, this is called mutualism. When the relationship is beneficial to one species but neither beneficial nor harmful to the other species, this is called commensalism. When one organism is harmed to benefit another, the relationship is known as parasitism. These types of relationships often...
29.0K