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Solution NMR spectroscopy for investigation of liquid-liquid phase separation
Saio, Tomohide,Okumura, Masaki,Lee, Young-Ho Korean Magnetic Resonance Society 2020 Journal of the Korean Magnetic Resonance Society Vol.24 No.2
Liquid-liquid phase separation (LLPS) of biomolecules, a newly-found phase behavior of molecules in the liquid phase, has shown to its relationship to various biological function and misfolding diseases. Extensive studies have increasingly revealed a general mechanism of LLPS and characterized the liquid droplet; ho wever, intermolecular interactions of proteins and structural states of LLPS-inducing proteins inside of the droplet remain largely unknown. Solution NMR spectroscopy has emerged as a powerful approach as it provides invaluable information on protein intermolecular interactions and structures at the atomic and residue level. We herein comprehensively address useful techniques of solution NMR including the effect of paramagnetic relaxation enhancement for the study on the LLPS and droplet based on recent studies.
SAIO, Kyoko 한국콩연구회 1998 韓國콩硏究會誌 Vol.15 No.2
대두 식품의 세계적인 중요성은 아무리 강조해도 지나치지 않다. 이 논문에서는 사회-경제학적 상황에 입각한 대두 식품 산업에 있어서 최근의 변화와 21세기를 향하여 나아갈 방향에 대하여 집중 조명해 보았다. 현대 마케팅 시스템의 복잡성과 함께 현대 식품산업 자체도 규모, 속도, 위생 그리고 편의성이라는 단어와 함께 현대화와 첨단화로 크게 혁신 되었다. 그러나 20세기 말에 있어서, 건강, 안정 그리고 환경이라는 단어들이 소비자들과 산업 관련자들의 세심한 관심을 유도하고 있다. 식품들이 건강과 생명을 유지하고 문화적인 역사와 선호도에 깊이 뿌리내리고 있으므로, 식품산업은 자연히 다른 산업과 달리 중소규모의 업체들로 이루어져 있다. 특히 대규모 식품 유통업자에 의하여 식품 종목의 거부에 관한 경우를 고려하면, 위생과 환경보호에 관한 엄격한 규제는 항상 중소규모의 업체들에게 유리하지 않다. 이 문제는 더 심층 논의가 진행될 것이다. 이와 반대로 건강에 대한 대두의 기여도는 일본에서 상당히 연구되어 오고 있다. 그 결과, 연구 결과들은 대두 식품 소비의 현저한 증가와 새로운 대두 생산품의 개발에 영향을 미쳤으며 이들 중 일부가 본 논문에서 논의될 것이다. This paper will focus its discussion first an developments of the food industry in the last half of the 20th Century and secondly an the direction estimated far the 21st Century, based on the selected key-words of health, safety and environment. The latter will be explained with a few research results concerning soybean in Japan under her socio-economic situation.
First Trial of Cervical Cytology in Healthy Women of Urban Laos using by Self-sampling Instrument
Nabandith, Viengvansay,Pholsena, Vatsana,Mounthisone, Phouthasone,Shimoe, Kyoko,Kato, Saiko,Aoki, Kunio,Noda, Sadamu,Takamatsu, Reika,Saio, Masanao,Yoshimi, Naoki Asian Pacific Journal of Cancer Prevention 2012 Asian Pacific journal of cancer prevention Vol.13 No.9
Cervical cancer is the most common cancer in Laos women and a screening programme, even with the PAP smear test (PAP test), has yet to be established for routine use. The Pap test is accepted as the most appropriate for cervical cancer screening in some settings but it is not commonly available in Laos hospitals, because there are few cytopathologists and gynecologists have little experience. As a pilot program, seminars for the PAP test were given in 2007 and 2008, and then PAP tests were carried out using self-sampling instrument (Kato's device) with 200 healthy volunteers in Setthathirath hospital, Laos, in 2008. The actual examination number was 196, divided into class I 104 (53.1%), class II 85 (43.3%), class IIIa 4 (2.0%), class IIIb 1 (0.5%), and class V 1 (0.5%) by modified Papanicolau classification. Four cases had menstruation. There were 6 cases with epithelial cell abnormalities including malignancy. There were 7 cases with fungus and 2 cases with trichomonas in Class II. More than 70% volunteers felt comfortable with the Kato's device and wanted to use it next time, because of the avoidance of the embarrassment and a low cost as compared with pelvic examination by gynecologists. This first trial for PAP test for healthy Laos women related to a hospital found three percent to have abnormal cervical epithelial cells. Therefore, this appraoch using a self-sampling device suggests that it should be planned for cervical cancer prevention in Laos.