http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Youn-Chul Ryu,Eun-A Lee,Han-Ha Chai,Jong-Eun Park,Jun-Mo Kim 한국축산식품학회 2018 한국축산식품학회지 Vol.38 No.4
Myogenic factor 5 (MYF5) plays an important role in regulating skeletal muscle fiber characteristics, consequently affecting meat production and quality. We identified a novel p.A41P mutation in exon1 of the porcine MYF5 gene by direct sequencing. The mutation was predicted to be destabilizing in protein structure based on the resultant amino acid substitution. We estimated the significant substitution effect of p.A41P on the energy stabilization of Myf5 protein structure. Then, we demonstrated that the mutation in Yorkshire population significantly affected muscle fiber type I composition (p<0.05), loineye area of lean meat content (p<0.05) and filter-fluid uptake of meat quality (p<0.01). Furthermore, dominant effects significantly influenced total muscle fiber number (p<0.05). This study suggests that the novel p.A41P mutation in porcine MYF5 may be a valuable genetic marker to affect the muscle fiber characteristics and consequently improve meat production quality and quantity.
Ryu, Young Jae,Jung, Youn Seung,Yoon, Hyun Chul,Hwang, Min Jung,Shin, Sun Hyoung,Cho, Jin Seong,Lee, Ji Shin,Kim, Hee Kyung,Kang, Ho Cheol,Lim, Hyo Soon,Yoon, Jung Han,Park, Min Ho The Korean Surgical Society 2014 Annals of Surgical Treatment and Research(ASRT) Vol.86 No.3
<P><B>Purpose</B></P><P>This study was performed to analyze the surgical pathology results of the 'atypia of undetermined significance' (AUS) category from thyroid fine needle aspiration (FNA) and to describe the characteristics to distinguish a malignant from a benign nodule.</P><P><B>Methods</B></P><P>A retrospective analysis was done on 116 patients who underwent thyroid surgery from December 2008 to December 2012, following a diagnosis of AUS from preoperative thyroid FNA. We investigated the age, gender, size and site of the nodules, ultrasonographic criteria, cytological features, the number of atypia results after repeated FNAs, surgical method, and final pathologic results.</P><P><B>Results</B></P><P>Sixty-five out of 116 patients underwent total thyroidectomy and the rest had partial thyroidectomy. The final pathologic results were 41 malignancies (35.3%) and 75 benign diseases (64.7%). AUS was divided into group 1: 'cannot rule out malignancy' or group 2: 'cannot rule out follicular neoplasm'. After surgery, group 1 revealed papillary thyroid cancer in most cases and group 2 revealed follicular adenoma in most cases. Age over 40 years, ultrasonographic findings suggestive of malignancy, more than 2 results of atypia from repeated FNAs and nodules less than 2 centimeters were risk factors for malignancy on univariate analysis. Multivariate analysis showed that ultrasonographic findings suggestive of malignancy was a significant risk factor for malignancy.</P><P><B>Conclusion</B></P><P>For proper evaluation of the risk for malignancy in thyroid AUS patients, the ultrasonographic criteria should be considered along with other clinicopathological findings such as age, nodule size, number of atypia, cytologic features.</P>
頭鍼이 中風患者의 단기간 NIHSS와 MBI에 미치는 영향
류재춘,박인범,김상우,김철홍,서정철,윤현민,장경전,송춘호,안창범 동의대학교 한의학연구소 2002 동의한의연구 Vol.6 No.-
Objective ; The aim of this study was to investigate the effect of Scalp acupuncture on recovery of motor disorders in stroke patients. Methods ; Twenty two patients with poststroke-hemiplegia were randomized into two groups. Ten patients(test group) treated by 2 methods-Scalp acupuncture and body acupuncture. The other twelve patients(control group) treated only by body acupuncture. The activity of daily living was measured with a National Institutes of Health stroke scale(NIHSS) and Modified Barthel Index(MBI). The therapy was performed one a day for 2 weeks. Results ; In terms of score of NIHSS, the test group showed statistically meaningful decrease after 2 week treatment, but the control group showed statistically meaningful decrease after 1 week(p<0.05). And in terms of score of MBI, the test group did not show statistically meaningful increase but the control group showed statistically meaningful increase after 1 week(p<O.05). There was no statistically meaningful difference after 1 and 2 week treatment between the groups. Conclusions ; These results support that test group has almost same effectness compared with control group in improvement of the activity of daily living of poststroke-hemiplegic patients.
Expression of Chicken Cystatin for Improving Insect Resistance in Rice
Ryu, Sunhyo,Chung, Ki-0Chul,Chi, Youn-Tae,Cheong, Hyeonsook 한국식물학회 2001 Journal of Plant Biology Vol.44 No.4
To become mature and infectious, many viruses and insects require proteolytic cleavage, which can be specifically inhibited by proteinase inhibitors. Oryzacystatin (OC), the first-described cystatin originating from rice seed, consists of two molecular species, OC-Ⅰand OC-Ⅱ, both of which have antiviral activity. These intrinsic rice cystatins show a narrow inhibition spectrum and ordinarily are present in rice seeds at insufficient levels for inhibiting the cysteine proteinases of rice insect pests. In addition, our comparison of inhibitory activity (Ki value) showed that chicken cystatin (Ki 5×10 exp (-12) M) was more powerful than other cystatins, such as OC-Ⅰ(Ki 3.02×10 exp (-8) M) and OC-Ⅱ (Ki 0.83×10 exp (-8) M). Chicken cystatin also possesses a wide inhibitory spectrum against various cysteine proteinases. Here, we introduced the insecticidal chicken cystatin gene into rice plants to improve their insect resistance. Four highly expressive, independent transgenic lines were identified. Molecular analyses revealed that the transferred gene was expressed stably in the independent transgenic lines. Therefore, introducing the insecticidal cysteine proteinase inhibitor gene into rice plants can be part of a general development strategy for pest control.