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Effects of dietary supplementation with probiotic CS-A on performance in broiler chickens
Seong Soo Kang1*, Se Eun Kim, Ara Go, Kyung Mi Shim, Chun Sik Bae, Chang Jong Moon, Sung-Ho Kim, Jong-Choon Kim, Jin-Cheol Yoo, Seung Sik Cho 충북대학교 동물의학연구소 2012 Journal of Biomedical and Translational Research Vol.13 No.3
Probiotics, enzymes, organic acids, oligosaccharides, antioxidants, and other functional materials are actively being explored as alternatives to antibiotics. Probiotics include live beneficial microorganisms that colonize the intestinal tract and competitively inhibit attachment and growth of harmful microbes. Probiotics also increase feed efficiency by assisting in nutrient absorption and digestion. The current study was conducted in order to evaluate the effect of a new probiotic, CS-A, as a dietary supplement of a fermented product on growth performance, feed intake, and feed conversion efficiency in broiler chickens, and to evaluate its value as an alternative for antibiotics used as a feed additive. Antibacterial and anti-inflammatory effects of CS-A were investigated in vitro and the in vivo effects of a constant concentration of supplemented CS-A on growth rate and feed efficiency were evaluated. In addition, the safety of CS-A was assessed by examination of common symptoms and mortality. Determination of minimal inhibitory concentration revealed an excellent antibacterial effect of CS-A. Cytotoxicity was low and anti-inflammatory effects were achieved at the effective concentration of CS-A. Supplementation with 0.1% CS-A resulted in a feed efficiency score of 1.84 in broilers, compared to 2.00 in the control group. There were no adverse clinical findings, necropsy findings, hematology, and altered serum biochemistry parameters, and no mortality. Thus, it is concluded that CS-A is safe and effective as a feed additive.
종 분포 모형을 이용한 구상나무림의 지속 및 쇠퇴에 관한 연구 - 전라남도 광양시 백운산을 중심으로 -
조선희 ( Seon Hee Cho ),박종영 ( Jong Young Park ),박정호 ( Jeong Ho Park ),이양근 ( Yang Geun Lee ),문이만 ( Lee Man Mun ),강상호 ( Sang Ho Kang ),김광현 ( Gwang Hyun Kim ),윤종국 ( Jong Guk Yun ) 한국산림과학회 2015 한국산림과학회지 Vol.104 No.3
The present study investigated the habitats of Korean fir trees (Abies koreana E. H. Wilson) on Mt. Baekwun (Baekwun-san), determined the current distribution, quantified the contribution of biological and nonbiological environmental factors affecting the distribution, derived actual and potential habitats, presented a plan for the establishment of protected areas, applied RCP 8.5 climate change scenario to analyze the effects of climate change on the future distribution of Korean fir trees, and predicted future potential habitats. According to the results of the study, 3,325 Korean fir trees (DBH >= 2.5 cm) inhabited Mt. Baekwun, and their distribution area was approximately 150 ha. Populations of Korean fir trees were confirmed to exist at an altitude of 900 m above sea level and were distributed up to 1,200 m. Based on potential distribution, areas appropriate for habitation by Korean fir trees were analyzed to be 450 ha, three times the current distribution area, with a focus on Sang Peak (Sang-bong), Eokbul Peak (Eokbul-bong), Ddari Peak (Ddari-bong), and Dosol Peak (Dosol-bong). The forest stands near Sang Peak, the main peak, were evaluated as those with the most appropriate potential for the habitation of Korean fir trees, and populations of the trees tended to prefer the northern slope rather than the southern slope. When climate change scenario RCP 8.5 was applied and future potential distribution was analyzed, the habitats were expected to decrease in area to 20 ha by 2050, with a focus on Sang Peak, and areas appropriate for habitation were predicted not to exist by 2080. Judging from such results, as global warming accelerates, the habitats of Korean fir trees are clearly expected to move from lowlands to highlands.
Development of Atlas System in Pathology PACS
Jong Hyeon Baek,Seong Jin Hwang,Jung Min Yoon,Byoung Ky Kang,Peom Park,Jeong Wook Seo,Sung Hye Park 대한인간공학회 2012 대한인간공학회 학술대회논문집 Vol.2012 No.5
Objective: The aim of this study is to update the current pathology PACS which is able to retrieve and extract digitalized diagnostic pathology text data and images, create each pathologist's personal atlas projects, and provide the opportunity to use pathological data for the educational purpose. Background: The limitation of current pathology PACS includes that the most of pathology data can be obtained just based upon the pathology ID numbers for the diagnostic work efficacy, and it can used only inside of the hospital. The other limitation is that when it is necessary to use patients' pathological data for the educational purpose, it is not easy to export interesting pathological data directly and keep patients' confidentiality. Method: This study was performed to update current PACS, Atlas, which functions to retrieve and extract interesting data from pathology PACS database and data pool, keep patients' personal information such as patients' hospital and pathology ID numbers, and allow pathologists to use personal library effectively outside working area using presentation and viewer functions of newly updated system. Conclusion: It is expected that using newly updated pathology PACS, Atlas, it is possible for pathologists to manage own personal library and establish the scientifically useful pathological data pool. And it can be useful for the educational purpose by using functions of creating pathology atlas and preparing presentation materials.
Clinical Outcomes of Arthroscopic Treatment of Calcific Tendinitis of the Shoulder
Jong-Won Kang,Sang-Yeop Shin,In-Soo Song,Chi-Hoon Ahn 대한견주관절의학회 2016 대한견주관절학회지 Vol.19 No.4
Background: Our study aimed to make a comparative analysis of clinical outcomes of arthroscopic decompression for rotator cuff calcific tendinitis by location of calcific deposits and by its size. Methods: We enrolled a total of 38 patients, comprising 39 affected shoulders, who underwent arthroscopic decompression for calcific tendinitis. As our clinical scores, we evaluated the UCLA, the ASES, and the VAS scores and analyzed them by calcific location, by calcific deposit size, by the presence or absence of calcific remnants, and by whether concomitant cuff repair was performed. Results: The clinical scores of those whose calcific deposit had an area greater than 77.0 mm2 and of those whose calcific deposit had an area smaller than 77.0 mm2 did not significantly differ (p=0.21 in ASES; p=0.19 in UCLA; p=0.17 in VAS). Nor did the clinical scores significantly differ with respect to the location of calcification (p=0.23). Further, the clinical scores did not significantly differ between those who had calcific remnants and those who did not and between those who received additional cuff repair and those who did not. Conclusions: We found that the clinical outcomes after arthroscopic decompression of calcific tendinitis were not significantly associated with the cuff tendon in which the calcium deposits are found; the location of the calcium deposits in the supraspinatus tendon (if found in this tendon); the size of calcific deposits; the presence of calcific remnants; and concomitant cuff repairs.
Status and Change in Soil Chemical Properties of Upland in Korea from 2001 to 2013
Kang Seong Soo,Ahn-Sung Roh,Byeong-Sung Yoon,Hyun-Ju Kim,Moon-Tae Choi,Byoung-Gu Ahn,Hee-Kwon Kim,Sang-Jo Park,Young-Han Lee,Sang-Ho Yang,Jong-Soo Ryu,Yeon-Gyu Sohn,Myeong-Sook Kim,Myung-Suk Kong,Chan 한국토양비료학회 2014 한국토양비료학회 학술발표회 초록집 Vol.2014 No.6
Jong Hyeok Kwak(곽종혁),Jae Beom Jeong(정재범),Bong Kyeong Son(손봉경),Soon Ki Sung(성순기),Seong Jin Kim(김성진),Dong Won Kang(강동원),Chan Hyeok Park(박찬혁),Hyeon Wha Im(임현화),Yu Hui Lee(이유희),Bong Sang Lee(이상봉),Dong hye 한국방사선학회 2018 한국방사선학회 논문지 Vol.12 No.2
The fractional anisotropy value of the basal ganglia fibers in the brain gray matter region was analyzed by Tract-Based Spatial Statics(TBSS) method after acquiring the diffusion tensor image to identify the presence or absence of brain white matter damage to smoking in male. As a result of measurement analysis, the fractional anisotropy measurement value was lower in smokers than non–smokers in all areas, and the FA value was statistically significant. smoking significantly affects all the anatomic micro structural changes in the brain gray matter and damages the nerve fiber tract. As a result, it can affects functional abnormalities related to the minute changes of the brain due to smoking. 흡연 유무의 남성을 대상으로 뇌 회백질의 손상 유무를 파악 할 수 있는 확산텐서영상을 검사하여 영상을 획득 한 후 Tract-Based Spatial Statics(TBSS)방법으로 뇌 회백질 부위의 기저핵 신경섬유로의 비등방도 FA(fractional anisotropy)값을 측정 분석한 결과 모든 영역에서 흡연자가 비흡연자보다 비등방성 측정값이 낮게 관찰되었으며 FA값은 통계적으로 유의하였다. 본 연구의 측정한 FA결과 값으로 추측하자면 즉, 흡연이 뇌 회백질 기저핵의 모든 해부학적 미세 구조성 변화에 크게 영향을 미치며 신경섬유로를 손상시키고 이와 관련된 기능적 이상에 영향을 준다고 할 수 있다.