http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Jang, Yunho,Lee, Haet-Nim,Kim, Narae,Ok, Yu Sin,Kim, Tae-woon,Jung, Suk Chan,Kim, Jae-Myung The Korean Society of Veterinary Service 2016 韓國家畜衛生學會誌 Vol.39 No.4
Mycobacterium avium subspecies paratuberculosis (MAP) causes Johne's disease (JD) in ruminants. This is the first large scale report to estimate the herd-level prevalence of antibodies against MAP by using an ELISA to detect antibodies in bulk tank milk (BTM) samples. The samples were collected from January 2011 to November 2011, from 636 herds of the dairy farms in the Gyeonggi and Chungbuk areas of Korea. The overall apparent prevalence of MAP antibody-positive herds was 8.5%, and regional prevalence were 32/440 (7.3%) and 22/196 (11.2%) of dairy farms in the Gyeonggi and Chungbuk areas, respectively. The results did not differ significantly by region. While we have determined the prevalence rate of MAP in the Gyenoggi and Chungbuk areas in this study, there is a continuing need for well-designed studies to calculate the prevalence of MAP in dairy herds based on culture and molecular findings.
( Yunho Jang ),( Haet-nim Lee ),( Narae Kim ),( Yu Sin Ok ),( Tae-woon Kim ),( Suk Chan Jung ),( Jae-myung Kim ) 한국동물위생학회 2016 한국동물위생학회지 (KOJVS) Vol.39 No.4
Mycobacterium avium subspecies paratuberculosis (MAP) causes Johne`s disease (JD) in ruminants. This is the first large scale report to estimate the herd-level prevalence of antibodies against MAP by using an ELISA to detect antibodies in bulk tank milk (BTM) samples. The samples were collected from January 2011 to November 2011, from 636 herds of the dairy farms in the Gyeonggi and Chungbuk areas of Korea. The overall apparent prevalence of MAP antibody-positive herds was 8.5%, and regional prevalence were 32/440 (7.3%) and 22/196 (11.2%) of dairy farms in the Gyeonggi and Chungbuk areas, respectively. The results did not differ significantly by region. While we have determined the prevalence rate of MAP in the Gyenoggi and Chungbuk areas in this study, there is a continuing need for well-designed studies to calculate the prevalence of MAP in dairy herds based on culture and molecular findings.
Diode Laser—Can It Replace the Electrical Current Used in Endoscopic Submucosal Dissection?
Yunho Jung,Gwang Ho Baik,Weon Jin Ko,Bong Min Ko,Seong Hwan Kim,Jin Seok Jang,Jae-Young Jang,Wan-Sik Lee,Young Kwan Cho,Sun Gyo Lim,Hee Seok Moon,In Kyung Yoo,Joo Young Cho 대한소화기내시경학회 2021 Clinical Endoscopy Vol.54 No.4
Background/Aims: A new medical fiber-guided diode laser system (FDLS) is expected to offer high-precision cutting withsimultaneous hemostasis. Thus, this study aimed to evaluate the feasibility of using the 1,940-nm FDLS to perform endoscopicsubmucosal dissection (ESD) in the gastrointestinal tract of an animal model. Methods: In this prospective animal pilot study, gastric and colorectal ESD using the FDLS was performed in ex vivo and in vivoporcine models. The completeness of en bloc resection, the procedure time, intraprocedural bleeding, histological injuries to themuscularis propria (MP) layer, and perforation were assessed. Results: The en bloc resection and perforation rates in the ex vivo study were 100% (10/10) and 10% (1/10), respectively; those inthe in vivo study were 100% (4/4) and 0% for gastric ESD and 100% (4/4) and 25% (1/4) for rectal ESD, respectively. Deep MP layerinjuries tended to occur more frequently in the rectal than in the gastric ESD cases, and no intraprocedural bleeding occurred ineither group. Conclusions: The 1,940-nm FDLS was capable of yielding high en bloc resection rates without intraprocedural bleeding duringgastric and colorectal ESD in animal models.
Jang Pyo Hong,Young-Shik Kim,Hyung-Won Shim,Hee-Jin Kang,YunHo Kim,Gyu Bum Kim,Seongpil Cho 한국해양공학회 2021 韓國海洋工學會誌 Vol.35 No.1
As increasing the international community’s awareness of greenhouse gas reduction, the demand for eco-friendly ship fuel has accelerated recently. The fundamental aim of this study is to develop a new type of fully electrified ferry for passengers and cars considering Korean domestic coastal environmental conditions. Several technical difficulties are encountered in applying a fully electric propulsion system based on removable battery systems into a ship due to limitations imposed by the batteries’ size and capacity. This paper reviews and analyzes marine environment regulations strengthened recently, technology trends related to fully electric propulsion vessels in each country, and Korean domestic coastal environments. We propose a new fully electrified car ferry design with a displacement of 400 t applied in Korea. It is powered by removable battery systems pre-charged in a safe inland charging station. The mobile battery system is developed to enable roll-on and roll-off using wheels. The characteristics of the ship motion are analyzed based on the weight and location of the battery systems. We expect our battery systems to be applicable to larger ships in the future.