• Title/Summary/Keyword: 뱀

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스파르가눔-뱀.개구리.새.돼지 생식하면 전염되는 기생충증

  • Min, Hong-Gi
    • 건강소식
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    • v.11 no.5 s.102
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    • pp.32-35
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    • 1987
  • 스파르가눔은 사람의 어느 부위에서든 피하의 결체조직이나 지방조직내에 주로 기생하는데, 많은 경우 복벽 음낭, 서혜부 (사타구니), 대퇴부, 흉벽, 안와부 등에 엄지손가락 끝마디 크기 또는 달걀 크기의 몽우리를 형성한다.

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Fifteen Human Cases of Fibricola seoulensis Infection in Korea (Fibricola seoulensis의 인체감염 15례)

  • 홍성길;조태권
    • Parasites, Hosts and Diseases
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    • v.22 no.1
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    • pp.61-65
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    • 1984
  • A mass fecal examination was performed in Seoul, Korea from December 1983 to March 1984 and 15 egg positive cases of Fibricola seoulensis were discovered. They were treated with praziquantel($Distocide{\circledR}$) 20mg/kg single dose and magnesium salt for purgation. The adult worms of F. seoulensis were collected from 6 of them. The number of the flukes ranged 1-78 by the case. The cases had no clinical manifestation at all. They were all Korean males in twenties, and had the histories of eating the roast or raw snakes or frogs. Fibricoliasis is expected to be prevalent among the snake-eaters in Korea. Further cases will be detected by sedulous differentiation of thinshelled immature operculated eggs of 0.08~0.102mmn length. Praziquantel seems to be an excellent chemotherapeutic for fibricoliasis.

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Molecular Identification, Ontogeny and Evolutionary Note of Echelus uropterus Leptocephali (날붕장어(Echelus uropterus) 엽상자어의 분자동정, 개체발생 및 진화학적 고찰)

  • Ji, Hwan-Sung;Lee, Soo-Jeong;Kim, Jin-Koo
    • Korean Journal of Ichthyology
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    • v.23 no.3
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    • pp.217-224
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    • 2011
  • The seven leptocephali (14.6~68.0 mm in total length) of the family Ophichthidae, from the East Sea of Korea, were identified using 12S rRNA 861-bp sequences and their morphological development were described. Our seven leptocephali were identified to Echelus uropterus based on genetic distance (d=0.000) being well consistent with that of adult E. uropterus. Our seven leptocephali of E. uropterus are characterized by morphological combinations: caudal fin present; the melanophores present in series of nine gut swellings; total myomeres 154~158; body depth in total length less than 10%; eight black horizontal bands present from anus to caudal fin base. Our morphological and molecular results suggest that E. uropterus may be an intermediate group between subfamily Ophichthinae and Myrophinae.

Current Status and Biogeographical Comments of Herpeto-Fauna at Hallasan National Park (한라산 국립공원의 양서.파충류 현황 및 생물지리학적 고찰)

  • Oh, Hong-Shik;Chang, Min-Ho;Kim, Byoung-Soo
    • Korean Journal of Environment and Ecology
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    • v.21 no.2
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    • pp.107-112
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    • 2007
  • This study was carried out to investigate the herpeto-fauna at Hallasan National Park. We conducted a survey at 1100 Resting places, Eoseungsaengak, Donnaeko, Eorimok, Yeongsil, Gwaneumsa and Seongpanak from April, 2006 to January, 2007. A series of four families and 5 species of amphibians and 4 families and 8 species of reptiles were observed. Amphiesma vibakari ruthveni, Takydromus wolteri, Scincella vandenburghi, Coluber spinalis and Hynobius quelpartensis which are rarely appearing inland but they were frequently observed by this survey. Also, we observed Sibynophis chinensis that only inhabits Jeju island with in Korea. Jeju island has both southern and northern boundary lines for amphibians and reptiles. Amphibians and reptiles in Jeju island have a different from those inland and valuable information for biogeograpy due to dissimilar climate and isolation from continental for a long time. It is not certain whether some amphibians and reptiles, Bufo gargarizans, Rana rugosa, R. plancyi, Elaphe rufodorsata and Takydromus amurensis, inhabit Jeju island, as recorded in previous literatures, so the research on current status of them has to be carried out immediately.

New Record of a Worm Eel Muraenichthys gymnopterus (Anguilliformes: Ophichthidae: Myrophinae) from Korea (한국산 바다뱀과 어류 1미기록종 Muraenichthys gymnopterus (Anguilliformes: Ophichthidae: Myrophinae))

  • Kim, Byung-Gi;Jeong, Choong-Hoon;Han, Kyung-Nam
    • Korean Journal of Ichthyology
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    • v.20 no.4
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    • pp.318-323
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    • 2008
  • A single specimen of the ophichthid Muraenichthys gymnopterus (254.6 mm TL) was collected from the middle Yellow Sea off Incheon, Korea. It represents the first record of the species, the genus, and the subfamily from Korea. This species is characterized by the following combination of characters: a constricted midlateral gill opening; dorsal fin origin before anus, closer to the anus than to the gill opening; blunt teeth, jaw teeth in bands, and multiserial dentition; third preopercular pore present; single infraorbital pore between anterior and posterior nostrils; brownish colour; depth and width of gill opening 43.2 times and 33.7~65.3 times in total length, respectively; eye diameter 15.0~31.0 times in head length and total vertebrae 154~161. New Korean names are proposed, "Gaet-mul-baem-a-gwa" for the subfamily Myrophinae, "Gaet-mul-baem-sok" for the genus Muraenichthys, and "Gaet-mul-baem" for M. gymnopterus.

A ProstateSegmentationofTRUS ImageusingSupport VectorsandSnake-likeContour (서포트 벡터와 뱀형상 윤곽선을 이용한 TRUS 영상의 전립선 분할)

  • Park, Jae Heung;Se, Yeong Geon
    • Journal of the Korea Society of Computer and Information
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    • v.17 no.12
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    • pp.101-109
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    • 2012
  • In many diagnostic and treatment procedures for prostate disease accurate detection of prostate boundaries in transrectal ultrasound(TRUS) images is required. This is a challenging and difficult task due to weak prostate boundaries, speckle noise and the short range of gray levels. In this paper a method for automatic prostate segmentation inTRUS images using support vectors and snake-like contour is presented. This method involves preprocessing, extracting Gabor feature, training, and prostate segmentation. Gabor filter bank for extracting the texture features has been implemented. A support vector machine(SVM) for training step has been used to get each feature of prostate and nonprostate. The boundary of prostate is extracted by the snake-like contour algorithm. The results showed that this new algorithm extracted the prostate boundary with less than 9.3% relative to boundary provided manually by experts.