• 제목/요약/키워드: Ticks

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한국산 진드기의 분류학적 연구(I)(Ixodes 속) (A Taxonomical Study on Ticks in Korea)

  • 노용태
    • 한국동물학회지
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    • 제8권2호
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    • pp.73-76
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    • 1965
  • 한국산 Ixodes 속 [진드기]는 Ixodes persulcatus 1 종이 함경북도에서 발표되었다. (Itagaki , 1994). 필자는 1961년 3월-1964년 10월 사이에 채집한 진드기류를 진드기류를 정리한 결과 1. Ixodes granulatus SUPINO 2. Ixodes turdus NAKATSUJI 3. Ixodes turdus NEUMANN 4. Ixodes cavipalpus NITTALL et Warburton 의 4 종의 한국미기록종을 발견하였으므로 이에 발표하고저 한다.

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한국산 진드기의 분류학적 연구(III) (Haemaphysalis 속) (A Taxonomical Study on Ticks in Korea(III) The Genus Haemaphysalis)

  • 노용태
    • 한국동물학회지
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    • 제9권2호
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    • pp.10-11
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    • 1966
  • 한국산 Haemaphysalis 속 진드기는 Ogura and Takada (1927), Akasawa (1938), Jishida(1936), Itagaki Noda, Yamaguchi (1944) 등에 의하여 Haemaphysalis bispinosa, H. campamulata, H. flava의 3 종이 보고되었다. 저자가 1963년 6월 이후 채집한 진드기류를 정리한 결과 Haemaphysalis cornigera , H. Kutchensis 가 한국미기록종임이 밝혀졌으므로 이에 발표하는 바이다.

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한국산 진드기의 분류학적 연구 (II) Argas 속 (A Taxonomical Study on Ticks in Korea (II) The Genus Argas (Ixodoidea , Argasidae))

  • 노용태
    • 한국동물학회지
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    • 제9권1호
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    • pp.29-30
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    • 1966
  • 한국산 Argas 속 '진드기'는 지금까지 보고된 바 없다.l 저자는 1961년 3월- 1965년 10월 사이에 채집한 표본을 정리분류한 결과 Argas(Chiropterargas) boueti ROUBAUD & COLAS-BELCOUR 와 Argas(Carios ) vespertilionis LATREILLE 의 2 종을 발견하였으므로 이에 발표코저한다.

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Ixodid Tick Infestation in Cattle and Wild Animals in Maswa and Iringa, Tanzania

  • Kwak, You Shine;Kim, Tae Yun;Nam, Sung-Hyun;Lee, In-Yong;Kim, Hyung-Pyo;Mduma, Simon;Keyyu, Julius;Fyumagwa, Robert;Yong, Tai-Soon
    • Parasites, Hosts and Diseases
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    • 제52권5호
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    • pp.565-568
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    • 2014
  • Ticks and tick-borne diseases are important in human and livestock health worldwide. In November 2012, ixodid ticks were collected and identified morphologically from cattle and wild animals in the Maswa district and Iringa urban, Tanzania. Amblyomma gemma, A. lepidum, and A. variegatum were identified from Maswa cattle, and A. variegatum was the predominant species. A. marmoreum, Hyalomma impeltatum, and Rhipicephalus pulchellus were identified from Iringa cattle in addition to the above 3 Amblyomma species, and A. gemma was the most abundant species. Total 4 Amblyomma and 6 Rhipicephalus species were identified from wild animals of the 2 areas. A. lepidum was predominant in Maswa buffaloes, whereas A. gemma was predominant in Iringa buffaloes. Overall, A. variegatum in cattle was predominant in the Maswa district and A. gemma was predominant in Iringa, Tanzania.

전라북도 동부지역 사슴에서 진드기매개성 병원체에 대한 감염 실태 조사 (A survey for tick-borne disease agents from farm deer in the eastern area of Jeonbuk)

  • 엄성심;고원석;허철호;배정준
    • 한국동물위생학회지
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    • 제29권2호
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    • pp.103-110
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    • 2006
  • Ticks cause economic losses to the deer industry by decreasing the growth and production of the farmed animals. The mediation of ticks affects humans and animals by causing contagious disease both directly and indirectly. Blood from farmed deer from the areas near Jangsu branch was collected for screening of infectious protozoa and rickettsial disease. Seventy deer blood samples were collected from 30 different deer farms located in Jinan, Jangsu and Muju. This blood samples were used for blood slide smear examination and hematological analysis. DNA from these samples was extracted and was used for PCR analysis for detection of gene fragments of Theileria spp, Babesia spp, Anaplasma spp and Ehrlichia spp. In the blood slide smear examination and PCR analysis all samples did not show presence of protozoal and rickettsial diseases. Eight blood samples showed anemia, 1 sample showed iron deficiency and 7 samples showed regenerative anemia. Results for PCR analysis showed 2 samples were positive for T orientalis. All DNA samples were negative for Babesia spp, Anaplasma spp, and Ehrlichia spp.

Status of Haemaphysalis tick infestation in domestic ruminants in Iran

  • Rahbari, Sadegh;Nabian, Sedigheh;Shayan, Parviz;Haddadzadeh, Hamid Reza
    • Parasites, Hosts and Diseases
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    • 제45권2호
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    • pp.129-132
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    • 2007
  • The geographical distribution and ecological preferences of Haemaphysalis in domestic animals in Iran were studied 4 times a year from April 2003 to March 2005. A total of 1,622 ixodid tick specimens were collected from 3 different zones. Among them, 108 (6.7%) Haemaphysalis ticks, consisting of 6 species, were identified; H. punctata (3.4%), H. parva (0.5%), H. sulcata (0.6%), H. choldokovskyi (1.7%), H. concinna (0.06%) and Haemaphysalis sp. (0.6%). H. punctata was the most abundant species, whereas H. concinna was the rarest species collected in humid and sub-humid zones on cattle, sheep and goats. H. choldokovskyi was principally collected from sheep and goats grazed in cold mountainous areas. The infested areas consisted of Caspian Sea (Guilan, Mazandaran, Golestan, and central provinces), mountainous (Azarbaiejan, Ardebil, Kohgilouyeh, and Kordestan) and semi-dessert (Khorasan, Semnan, Herman, Sistan, and Baluchestan) zones. The Caspian Sea zone (23.6%) was the most highly infested region. The results show that various species of Haemaphysalis ticks infest domestic ruminants in Iran and each tick species show characteristic geographical distributions.

Biological Parameters of Rhipicephalus (Boophilus) microplus (Acari: Ixodidae) Fed on Rabbits, Sheep, and Cattle

  • Ma, Miling;Chen, Ze;Liu, Aihong;Ren, Qiaoyun;Liu, Junlong;Liu, Zhijie;Li, Youquan;Yin, Hong;Guan, Guiquan;Luo, Jianxun
    • Parasites, Hosts and Diseases
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    • 제54권3호
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    • pp.301-305
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    • 2016
  • In order to determine the effect of various hosts on feeding performance of Rhipicephalus (Boophilus) microplus, we used 3 mammalian species as hosts, cattle (Qinchuan), sheep (Tan), and rabbits (Japanese white rabbit) for infesting ticks. Five hundreds of R. microplus larvae were exposed to each animal (3 animals/host species). Tick recoveries were 11.0%, 0.47%, and 5.5% from cattle, sheep, and rabbits, respectively. The averages of tick feeding periods were not significantly different on cattle, sheep, and rabbits, 28.8, 25.3, and 26.7 days, respectively. The average weights of individual engorged female from cattle, sheep, and rabbits were 312.5, 219.1, and 130.2 mg, respectively and those of egg mass weights each to 85.0, 96.6, and 17.8 mg. The highest egg hatching rate was in the ticks from cattle (96.0%), followed by those from rabbits (83.0%) and sheep (19.2%). These data suggest that rabbits could be as an alternative host to cultivate R. microplus for evaluating vaccines and chemical and biological medicines against the tick in the laboratory, although the biological parameters of ticks were less than those from cattle.

Morphological Characteristics of Normal and Gynandromorphic Hyalomma asiaticum Schulze and Schlottke, 1930

  • Chen, Ze;Li, You-quan;Ren, Qiao-Yun;Luo, Jin;Hu, Yonghong;Li, Kai;Liu, Guang-Yuan;Luo, Jian-xun;Liu, Jingze;Yin, Hong
    • Parasites, Hosts and Diseases
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    • 제53권3호
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    • pp.361-364
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    • 2015
  • Gynandromorphic ticks are extremely rare, and often attract parasitologists' attention. During our examination of tick specimens, an engorged gynandromorph of Hyalomma asiaticum was noticed. This is the first record of gynandromorphic ticks from China. In this study, several important morphological structures of normal and gynandromorphic H. asiaticum were analyzed. Comparing to the normal H. asiaticum, the gynandromorphic specimen was a typical bipartite protogynander. Its right side showed normal female characteristics, whereas the left side had normal male traits. Different from other gynandromorphic ticks containing 1 anus, this tick reported here had 2 complete anuses, and the anus of the male part had a single adanal plate.

Gene Cloning, Expression and Immunogenicity of the Protective Antigen Subolesin in Dermacentor silvarum

  • Hu, Yonghong;Zeng, Hua;Zhang, Jincheng;Wang, Duo;Li, Dongming;Zhang, Tiantian;Yang, Shujie;Liu, Jingze
    • Parasites, Hosts and Diseases
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    • 제52권1호
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    • pp.93-97
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    • 2014
  • Subolesin (4D8), the ortholog of insect akirins, is a highly conserved protective antigen and thus has the potential for development of a broad-spectrum vaccine against ticks and mosquitoes. To date, no protective antigens have been characterized nor tested as candidate vaccines against Dermacentor silvarum bites and transmission of associated pathogens. In this study, we cloned the open reading frame (ORF) of D. silvarum 4D8 cDNA (Ds4D8), which consisted of 498 bp encoding 165 amino acid residues. The results of sequence alignments and phylogenetic analysis demonstrated that D. silvarum 4D8 (Ds4D8) is highly conserved showing more than 81% identity of amino acid sequences with those of other hard ticks. Additionally, Ds4D8 containing restriction sites was ligated into the pET-32(a+) expression vector and the recombinant plasmid was transformed into Escherichia coli rosetta. The recombinant Ds4D8 (rDs4D8) was induced by isopropyl ${\beta}$-D-thiogalactopyranoside (IPTG) and purified using Ni affinity chromatography. The SDS-PAGE results showed that the molecular weight of rDs4D8 was 40 kDa, which was consistent with the expected molecular mass considering 22 kDa histidine-tagged thioredoxin (TRX) protein from the expression vector. Western blot results showed that rabbit anti-D. silvarum serum recognized the expressed rDs4D8, suggesting an immune response against rDs4D8. These results provided the basis for developing a candidate vaccine against D. silvarum ticks and transmission of associated pathogens.

경기도 포천, 강원도 철원지역에서 진드기의 계절적 발생 유형 (Seasonal Patterns of Ticks in Pocheon and Cheolwon, Republic of Korea)

  • 신용칠;이인용;서장훈
    • 대한임상검사과학회지
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    • 제47권3호
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    • pp.147-152
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    • 2015
  • 참진드기 3종류의 발육단계별 즉 유충, 자충, 성충에 대한 계절적 발생 유형을 2014년 4월에서 10월까지 조사하였다. 천끌기와 천젓기 방법으로 포천 영중면 금주리에서 작은소피참진드기 610개체, 개피참진드기 296개체 그리고 일본참진드기 15개체가 채집되었으며 같은 방법으로 철원 서면 자등리에서는 작은소피참진드기 254개체, 개피참진드기 345개체, 일본참진드기 15개체가 채집되었다. 작은소피참진드기의 성충은 6월에 가장 높은 채집 비율을 보였으며 자충은 4월에서 6월사이에 주로 채집되었다. 반대로 작은소피참진드기의 유충은 9월과 10월에만 채집되었다. 개피참진드기의 성충은 4월, 9월, 10월에 채집된 반면 자충은 4월부터 10월까지 채집되었다. 개피참진드기의 자충은 포천에서는 4월에 그리고 철원에서는 5월에 가장 많이 채집되었다. 개피참진드기의 유충은 작은소피참진드기의 유충과 같이 9월과 10월에만 채집되었다. 일본 참진드기의 성충과 자충은 주로 4월에 채집되었으나 유충은 채집되지 않았다. 천끌기과 천젓기 방법으로 채집된 특정한 진드기종의 발육단계별 밀도를 조사한 결과는 진드기의 계절별 밀도 평가와 진드기 매개 질병 위험 분석에 활용할 수 있다.