1.Toxoplasma antibodies by indirect latex agglutination tests in zoo animals.
Won Young CHOI ; Jae Eul YOO ; Ho Woo NAM ; Chang Young OH ; Sung Won KIM ; Ken KATAKURA ; Akio KOBAYASHI
The Korean Journal of Parasitology 1987;25(1):13-23
Total of 216 animals conserved in Seoul Grand Park were examined on the antibody titers of Toxoplasma by the indirect latex agglutination test, 20 out of 131 cases (15.3%) in mammals, 2 out of 75 cases (2.7%) in birds, and none in reptiles, according to species, 15 out of 68 species (22.1%) in mammals, 2 out of 36 species (5.6%) in birds showed positive antibody titers when the titers of 1:32 or higher were regarded as positive. In mammals, it appeared as positive in 2 out of 6 cases (1 out of 3 species ) in marsupials, 1 out of 15 cases (1 out of 11 species) in primates, 1 out of 1 case in bats, 6 out of 13 cases (5 out of 10 species) in carnivores, 1 in 12 cases (1 species out of 3) in odd-toed ungulates, 9 out of 80 cases (6 species out of 38) in even-toed ungulates, and none in rodents and in whales. In birds, 1 out of 21 cases (1 out of 7 species) in gallinaceous birds and 1 out of 6 (5 species ) in parrots appeared to have the positive antibody titers of Toxoplasma. And, none of reptiles showed positive. Frequencies of positive antibody titers were high in 1: 64, 9 cases in mammals followed by 1: 32, 6 cases, 1: 128, 3 cases, and 1: 256, 2 cases, respectively. Two positive cases in birds appeared to be 1: 64.
parasitology-protozoa
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Toxoplasma gondii
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epidemiology
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marsupial
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primate
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bat
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rodent
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whale
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carnivore
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ungulate
2.Nationwide incidence estimation of lung cancer in Korea.
Byung Joo PARK ; Moo Song LEE ; Yoon Ok AHN ; Dae Seog HEO ; Jong Myon BAE ; Ken Young YOO ; Heon KIM ; Tae Soo PARK
Journal of Korean Medical Science 1995;10(2):67-73
The aim of this paper is to estimate the nationwide incidence rate of lung cancer in Korea. The potential incident cases were identified by hospital visiting and mailing, based on the ICD-9 diagnostic codes on the claims as one of the following: ICD-9 162-165 (malignant neoplasms of the respiratory system), 212 (benign neoplasm), 231 (carcinoma in situ), 511 (pleurisy), or 195-199 (malignant neoplasms with uncoded sites) in beneficiaries data of the Korea Medical Insurance Corporation from January, 1988 to December, 1989. Thereafter, the identified cases were confirmed by an oncologist (Dr. DS Heo). When adjusted with age distribution of the Korean population based on the 1985 Population Census, the incidence rate was 22.3 per 100,000 in males (95% CI: 21.70-23.01) and 8.37 (95% CI: 7.97-8.78) in females in 1989. And the age-adjusted rate for the world population was 39.63 in males and 9.95 in females.
Adult
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Age Factors
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Aged
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Comparative Study
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Female
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Human
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Incidence
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Korea/epidemiology
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Lung Neoplasms/*epidemiology/pathology
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Male
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Middle Age
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Sex Factors