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척추전방전위증과 Tuffier's line 높이와의 상관관계
김한겸,홍순성,염선규,진은석,정해찬,Kim, Han-Kyum,Hong, Soon-Sung,Yom, Sun-Kyu,Jin, Eun-Seok,Jung, Hae-Chan 척추신경추나의학회 2008 척추신경추나의학회지 Vol.3 No.2
Objectives : One of the most important cause of spondylolisthesis is it's epidemiological structure and L5's stability takes a significant role. The purpose of this study is to assess the difference of the Tuffier's line among of Spondylolythesis patients. Methods : We analyzed the Anterior view of lumbar spine checked at erect position on 60 patients who had been diagnosed as spondylolythesis. We investigated the Tuffier's Line on X-ray film. Results and Conclusions : Age distribution was 15 to 66 and the average was 47.81. Men were 19 cases(31.6%) and women were 41 cases(68.4%). Compared to men, women were more exposed to spondylolisthesis and for the age distribution, 50's showed the biggest portion. Group of normal people showed proportion of 14.3% at L4, 44% at L4/5 and 41.7% at L5 each. And group of patients showed proportion of 48.4% at L4, 35% at L4/5 and 51.6% at L5 each. Comparing these results, significance probability was 0.004(<0.05) which was significant. As the results of comparing the relation between L4/5 and L5/S1 patients, Normal group showed average of 3.33 which were close to L4/5. When there are spondylolisthesis at L4/5, averege was 3.33, placed at lower part of the vertebra body. When there are spondylolisthesis at L5/S1, averege was 3.566, placed between lower part of the veterbra body of L4 and L4/5. The p value of Normal group and L4/5 spondylolisthesis patient group was 0.022(p<0.05) which was significant. But the p value of Normal group and L5/S1 spondylolisthesis patient group was 0.0239 which was not significant. Also p value of L4/5 spcndylolisthesis patient group and L5/S1 spondylolisthesis patient group was 0.721 which was also not significant.
Fusarium oxysporum f. sp. cyclaminis에 의한 시클라멘 시들음병 발생 및 저항성 품종 선발
김진영,김홍기,홍순성,김진원,박경열,Kim, Jin-Young,Kim, Hong-Gi,Hong, Sun-Sung,Kim, Jin-Won,Park, Kyeong-Yeol 한국식물병리학회 2003 식물병연구 Vol.9 No.2
2001년 8월에서 2002년 7월까지 경기도내 주요 시설하우스 재배지에서 시클라멘 시들음병 발생을 조사한 결과 전지역에서 발생이 확인되었으며, 김포에서는 발병주율이 42.7%까지 되었다. 시들음병 발생은 관행적인 지상관수방법보다 저면관수에서 발생이 더 심하였다. 발병된 시클라멘 잎은 황화되고 병이 진전되면 고사하였으며 구근에서는 갈변 증상이 관찰되었다. 갈변된 구근 조직에서 병원균을 분리하여 fusarium oxysporum f. sp. cyclaminis로 동정하였다. 발병지 상토를 수거하여 시클라멘을 이식했을 때 100% 발병하였다. 저항성 품종 선발에서는 'Matis red', 'Schubert', 'Victoria', 'Chopin'의 4품종만이 저항성 품종으로 검정 되었을 뿐 대부분의 품종이 감수성이었다. 시들음병 방제약제 선발 결과 방제 효과는 비교적 낮았으나 병원균 접종 전 약제처리시 베노밀 수화제와 후루 디옥소닐 액상수화제의예방 효과가 인정되었다. 그리고 병을 Fusarium oxysporum f. sp. cyclaminis에 의한 시클라멘 시들음병으로 명명할 것을 제안한다. A wilt disease of commercial cyclamen (Cyclamen persicum) which grown in greenhouse was found in Gyeo-nggi province of Korea during the period from August, 2001 to July, 2002. The disease incidence was up to 42.7% in Kimpo, Gyeonggi province. The disease was more severe in ebb and flow irrigation system than con-ventional overhead flooding\'s. The wilted cyclamen plants showed the chlorosis of leaves and followed by the death. The vascular tissues of the infected basal stem and bulb were discolored with black streaks. The casual fungus was identified to be Fusarium oxysporum f. sp. cyclaminis on the basis of mycological characteristics. Effect of infected soil showed 100% infection rate when the cyclamen plants were grown in potting with infested soil. Examine resistant cultivar showed ‘Matis red’, ‘Schubert’, ‘Victoria’ and ‘Chopin’ were the resistant cultivars but most of cultivars were susceptible to Fusarium wilt. The control effect of chemicals for cyclamen wilt was not much efficient to curative effects even though. Benomyl WP and Fludioxonil SC on the Fusarium wilt had only preventive effects by soil drenching in the pot before inoculation of F. oxysporum. This is the first report on the fusarium wilt of cyclamen caused by F. oxysporum f. sp. cyclaminis in Korea.
식물추출물 마늘 추출액, 잔톡실럼 정유, 레몬그라스 정유 함유 유제 3종의 생태독성평가
유아선(Are-Sun You),홍순성(Mihye Jeong),정미혜(Soon-Sung Hong),박경훈(Kyung-Hun Park),장희섭(Hee-Seop Chang),이제봉(Je Bong Lee),박재읍(Jae-Yup Park) 한국농약과학회 2012 농약과학회지 Vol.16 No.4
Environment-friendly agro-materials are are likely to be preferred to chemical insecticides recently. For this reason, many studies are conducted to develop environment-friendly insecticides containing natural materials. This study was also conducted so as to assess ecotoxicity for Emulsifiable concentrate (EC) containing 30% of garlic extract or two plant essential oils (Zanthoxylum, Lemongrass) expected to prevent from pests and be used for agro-materials. Target species used to assess acute toxicity were invertebrate (Daphina magna), fish (Oryzias latipes), honeybee (Apis mellifera L.) and earthworm (Eisenia fetida). The EC<sub>50</sub> values for of garlic extract 30% EC, Zanthoxylum oil 30% EC and lemongrass oil 30% EC to Daphina magna were 3.3, 10, and 10 mg L<sup>?1</sup>, respectively. The category of garlic extract 30% EC was moderately toxic, while those of Zanthoxylum oil 30% EC and lemongrass oil 30% EC were slightly toxic according to standard of USEPA. EC<sub>50</sub> for both of Zanthoxylum oil 30% EC and lemongrass oil 30% EC were more than 10 mg L<sup>?1</sup> then they were considered as slightly toxicity. In case of acute toxicity test to fish, LC<sub>50</sub> of garlic extract 30% EC was 3.3 mg L<sup>?1</sup>. Zanthoxylum oil 30% EC and lemongrass oil 30% EC indicated LC<sub>50</sub>> 10 mg L<sup>?1</sup>. Classification of acute toxicity to all test substances was in Korea criteria. Acute contact and oral toxicity test to Honeybee were conducted. As a result, LD<sub>50</sub> of all test substances were more than 100 a.i. μg bee<sup>?1</sup> in the acute contact test while LD<sub>50</sub> of garlic extract 30% EC was 4.4 a.i. μg bee<sup>?1</sup> and LD<sub>50</sub> of Zanthoxylum oil 30% EC and lemongrass oil 30% EC were more than 100 a.i. μg bee<sup>?1</sup>. In case of acute toxicity test to earthworm, LC<sub>50</sub> of garlic extract 30% EC, Zanthoxylum oil 30% EC and lemongrass oil 30% EC were 267, 592, and 430 mg kg<sup>?1</sup>, respectively. In conclusion, if the safety for earthworm is confirmed, these substances are expected to be use for environment-friendly insecticide materials with low risk against ecosystem and contribute to developing environment-friendly agro-materials.
소비자 위해지수를 이용한 5종 과일 중 잔류농약 안전성평가
이제봉(Je Bong Lee),홍수명(Su-Myeong Hong),권혜영(Hye-Young Kwon),유아선(Are-Sun You),홍순성(Soon-Sung Hong),임양빈(Yangbin Ihm) 한국농약과학회 2014 농약과학회지 Vol.18 No.4
In order to determine the residual characteristics of pesticides in fruits and their effects on human health, monitoring of pesticide residues were conducted in apples, peaches, pears, grapes and citrus from the major cultivation areas in 2010. Safeties of the pesticides detected from the fruits were evaluated using the amounts of pesticide residue detected and dietary risk index (DRI). Samples were taken from 4-5 major fruit cultivation areas and then pesticide residues in the test fruits were analyzed with a liquid chromatographymass spectrometry (LC-MS/MS). Mean residue levels of the pesticides in fruits were 0.001-0.144 mg/kg. The DRIs were 0.55 for apple, 0.066 for peach, 0.008 for pear, 0.025 for grape, and 0.37 for citrus, respectively. The results indicated that the amounts of pesticide residues in domestic fruits might be safe, considering the regulatory concerning level 1.0
요통환자에 있어서 방사통과 영상의학검사 소견상의 연관성 분석
김한겸,김석,반효정,윤현석,염선규,홍순성,Kim, Han-Kyum,Kim, Seok,Bahn, Hyo-Jung,Yoon, Hyun-seok,Yeom, Sun-kyu,Hong, Soon-Sung 척추신경추나의학회 2009 척추신경추나의학회지 Vol.4 No.1
Objectives : We studied in order to compare the differences between the symptoms of patients and findings of MRI and X-Ray of patients with herniated disc which has been diagnosed often recently. Methods : We randomly selected among the 301 patients with X-Ray and L-spine MRI films who have visited Jaseng Hospital with low-back pain and lumbar and low extremity pain from Jan.1st of 2009 to Jan.28. We used SPSS 13.0 for Windows I in analyzing statistical data of study results and the level of significance were below 0.05. Results and Conclusions : 1. If there were radiating pain, based on MRI findings, the amount of herniation was more severe(P>0.05). 2. If the finding of a X-ray showed narrowing, based on MRI findings, the amount of herniation was more severe(P>0.05). 3. There were no significant differences between the presence of radiating pain and the findings of X-Ray(P>0.05). 4. Among the 301 cases, cases which showed findings beside HIVD were 79. 7 cases of hemanggioma(2.3%), 24 cases of spinal neoplasm(cord cyst, tumor etc)(8%), 7 cases of spondylitis(2.3%), 16 cases of spinal canal stenosis(5,3%) 9 cases of ligamentum flavum thickening(3%) and 16 cases of facet syndrome(5.3%).