从流浪猫中分离的Bartonella henselae样本的遗传特征,通过多位置序列类型化
Hüseyin Can1, Mervenur Güvendi1, Ecem Sürgeç2
1Faculty of Science, Department of Biology Molecular Biology Section, Ege University, İzmir, Turkey.
BMC veterinary research
|October 7, 2023
概括
这项研究使用MLST对土耳其流浪猫的Bartonella henselae进行了基因定型,确定了五种已知的序列类型 (ST) 和一种新型ST38. 这项研究为该地区的巴托内拉汉斯莱提供了关键的遗传洞察力.
科学领域:
- 兽医微生物学 兽医微生物学
- 传染性疾病 传染性疾病
- 基因造型技术的基因定型技术
背景情况:
- 巴托内拉汉塞拉是人类疾病的常见原因之一.
- 在土耳其的猫身上发现了B. henselae,但没有先前的基因定型.
- 流浪猫是巴顿氏菌的潜在储存库.
研究的目的:
- 在土耳其的流浪猫中采集巴托内拉汉塞拉基因型样本.
- 为了确定B. henselae分离物的序列类型 (ST).
- 在土耳其猫群中识别任何新的STs.
主要方法:
- 使用多位置序列类型 (MLST).
- 使用嵌套PCR放大了八种不同的家政标记.
- 进行了测序,以确定等位形状和STs.
主要成果:
- 在44个B. henselae分离物中,40个 (90.9%) 的基因型定型成功.
- 确定了五种已知的STs (ST1,ST5,ST9,ST35,ST36).
- 在4个分离物 (9.1%) 中发现了一种新的序列类型,ST38.
- ST35 (29.5%) 和ST36 (22.7%) 是最常见的已知类型.
结论:
- 这是土耳其流浪猫B. henselae的首次基因定型.
- 确定的STs (ST1,ST5,ST9,ST35,ST36) 和一个新的ST (ST38) 被确定.
- 这些发现有助于了解该地区B. henselae的遗传多样性.
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