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박지숙,이민진,정재원,김미혜,이서연,지윤미,한준호,김유학,공명석,한광현,노희명 忠北大學校 農業科學硏究所 2015 農業科學硏究 Vol.31 No.2
It is important to interpret the soil chemical properties in order to effectively manage the farmland. This study was conducted to investigate the soil chemical properties of upland soybean field according to the soil series at 32 upland fields located in the parts of Gangwon-do. Soil sampling sites were selected by using the National Statistics DB and KSIS DB that is a soil environment information system provided by the Rural Development Administration. Soil samples were collected from 0~15 cm of top soil before seeding or transplanting, air-dried, passed through a 2 mm sieve, and analyzed for soil pH, EC, organic matter, available phosphorus (P2O5), exchangeable potassium, exchangeable calcium and exchangeable magnesium. The average chemical properties have exceeded the each nutrient optimum range level of RDA, except the organic matter in experimental soil 2015. And despite application of conventional fertilization, each soil series nutrient contents were change respectively. The results of this study suggest that conventional fertilization should be applied based on the analysis about the amount of accumulated nutrient contents in the soil.
유현아,김은영,서민지,정은,조민정,오현진,장지혜,박지찬,이정의,박석영 이화여자대학교 의과학연구소 2014 EMJ (Ewha medical journal) Vol.37 No.2
Gastric metastasis from breast cancer is rare and only six cases have been reported in Korea. Colon metastasis is more rare than gastric metastasis. We report a 63-year-old woman with gastric and colon metastases of invasive lobular carcinoma of breast. She was diagnosed as right breast cancer, received right modified radical mastectomy 10 years ago and has been treated with chemotherapy and hormone therapy. Investigating for melena and a small caliber of stool, we found gastric and colon metastases. The diagnosis of metastatic breast cancer was made through gross pathologic and immunohistochemistry staining. We report a case with gastric and colon metastases from breast cancer and a review of the associated six case reports in Korea.
Plyometric Training과 비타민 C 투여가 남고생의 체력, 혈중 젖산, 암모니아 및 젖산탈수소효소에 미치는 영향
장준원,김세종,이현미,서혜림,조현숙,고정림,염종우,예정복,백영호 釜山大學校 附設 體育科學硏究所 2003 體育科學硏究所 論文集 Vol.19 No.-
The purpose of this was to examine the effect of plyometric training and vitamin C ingestion on physical fitness and fatigue substance....
Thyroid follicular neoplasms: Can sonography distinguish between adenomas and carcinomas?
Seo, Hyung Suk,Lee, Dong Hoon,Park, Sung Hye,Min, Hye Sook,Na, Dong Gyu Wiley Subscription Services, Inc., A Wiley Company 2009 Journal of clinical ultrasound Vol.37 No.9
<B>Purpose</B><P>The purpose of this study was to determine whether sonography (US) can usefully differentiate thyroid follicular adenoma (FA) and follicular carcinoma (FC).</P><B>Methods</B><P>This retrospective study included 60 pathologically proven FAs and 66 FCs in 123 consecutive patients (17 males and 106 females) with a mean age of 47 ± 13 years, (17–73 years) who underwent thyroid surgery. We analyzed US features of each nodule, including maximum diameter, echogenicity, composition, presence of calcification, margins, and presence of halo. The frequencies of each US feature were compared by using the χ<SUP>2</SUP> test or Fisher's exact test between FAs and FCs. The relative risk of malignancy was evaluated by logistic regression analysis.</P><B>Results</B><P>Isohypoechoic echogenicity, predominantly solid or mixed echotexture, and presence of microcalcifications or rim calcifications were associated with FC (p < 0.05). Logistic regression analysis demonstrated that predominantly solid or mixed echotexture and microcalcifications or rim calcifications were associated with significant increases in relative risk for FC (odds ratio 8.1 and odds ratio 13.5, respectively, p < 0.01).</P><B>Conclusions</B><P>The US features of isohypoechoic echogenicity, predominantly solid or mixed echotexture, and microcalcifications or rim calcifications are more common in FC than in FA. © 2009 Wiley Periodicals, Inc. J Clin Ultrasound, 2009</P>
Chicken embryo lethality assay for determining the virulence of Riemerella anatipestifer isolates.
Seo, Hye-Suk,Cha, Se-Yeoun,Kang, Min,Jang, Hyung-Kwan World Veterinary Poultry Association 2013 Avian pathology Vol.42 No.4
<P>Riemerella anatipestifer is the causative agent of polyserositis and septicaemia in waterfowl. Twenty-one serotypes have been reported, and there is a strong variation in virulence between strains according to serotype or strain. However, little information is available to assess virulence, such as virulence-associated genes; thus, it is difficult to estimate the risk from field strains. Hence, we established a chicken embryo lethality assay (ELA) model to determine the virulence of R. anatipestifer strains. Three virulent strains (RA T1, RA T7, and V-1) and three avirulent strains (Av-1, Av-2, and Av-3), which were confirmed by duck challenge, were used to perform the ELA. Inoculating 10(2) to 10(4) colony-forming units into the allantoic cavity of 10-day-old embryos discriminated between virulent and avirulent strains based on mortality. Differences in invasion rates into embryonic tissues were found between the RA T1 and Av-1 strains. The maximum colony-forming units of the RA T1 strain were about 1000 times higher than those of the Av-1 strain in the tissue invasion rate for 4 days. We found that the virulent strains killed embryos at mortality rates 50% during the first 3 days after inoculation and that the avirulent strains had death rates of 20% over 5 days. These results obtained by repeated testing suggest that the ELA could be used as a first-line screening method to determine the virulence of R. anatipestifer strains.</P>