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Haemaphysalis concinna

From Wikipedia, the free encyclopedia

Haemaphysalis concinna
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Ixodida
Family: Ixodidae
Genus: Haemaphysalis
Species:
H. concinna
Binomial name
Haemaphysalis concinna

Haemaphysalis concinna is a common rodent tick species that originally predominantly occurred in Russia and Eastern Europe,[1] but is also known from Japan, China, Germany, and France.[2] It is known to act as a vector of tickborne disease.[1]

Description

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Females reach a length of 3-4 mm, but can grow up to 10 mm when engorged; males are about 3 mm long. An unfed nymph is under 2 mm long. Males exceed females in number.[2]

Distribution, ecology

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The tick can be found in the warm, temperate climate zone of deciduous and mixed forests across Europe and Asia. It prefers moist habitats lake shores or river banks.[3] In China, it has been found in northeastern regions including Liaoning, Jilin, Heilongjiang, and Inner Mongolia.[4]

Physiology

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All three stages target different hosts, the eggs are laid on the ground. They mate on their host around April.[2] Nymphs and larvae feed on small mammals such as rodents or hedgehogs, or on birds, reptiles, and humans. Adults prefer larger mammals, ranging from cats to horses, again including humans.[2]

Diseases

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H. concinna can act as a vector for Francisella tularensis (causing tularaemia), Rickettsia sibirica (Siberian tick typhus), Rickettsia heilongjiangensis (Far Eastern spotted fever), virus of Russian spring-summer encephalitis (RSSE), and tick-borne encephalitis (TBE).[2] It is a likely vector of wetland virus.[3]

References

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  1. 1 2 "Haemaphysalis concinna – RightDiagnosis.com".
  2. 1 2 3 4 5 "Staff Pages – YOUR NAME HERE".
  3. 1 2 Zhang, Xiao-Ai; Ma, Yi-Dan; Zhang, Yun-Fa; Hu, Zhen-Yu; Zhang, Jing-Tao; Han, Shuo; Wang, Gang; Li, Shuang; Wang, Xi; Tang, Fang; Liang, Wen-Jun; Yuan, Hong-Xia; Zhao, Jia-Qi; Jiang, Lan-Fen; Zhang, Lei (5 September 2024). "A New Orthonairovirus Associated with Human Febrile Illness". New England Journal of Medicine. 391 (9): 821–831. doi:10.1056/NEJMoa2313722. ISSN 0028-4793.
  4. Zhao, Guo-Ping; Wang, Yi-Xing; Fan, Zheng-Wei; Ji, Yang; Liu, Ming-jin; Zhang, Wen-Hui; Li, Xin-Lou; Zhou, Shi-Xia; Li, Hao; Liang, Song; Liu, Wei; Yang, Yang; Fang, Li-Qun (17 February 2021). "Mapping ticks and tick-borne pathogens in China". Nature Communications. 12 (1): 1075. doi:10.1038/s41467-021-21375-1. ISSN 2041-1723. PMC 7889899.
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