http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Cloning and Characterization of the IgA Fc Receptor from Swine
( Yumei Chen ),( Yunchao Liu ),( Gaiping Zhang ),( Hua Feng ),( Pengchao Ji ),( Guoqiang Wang ),( Chang Liu ),( Yapeng Song ),( Yunfang Su ),( Songlin Qiao ),( Aiping Wang ) 한국미생물 · 생명공학회 2016 Journal of microbiology and biotechnology Vol.26 No.12
The myeloid-specific IgA Fc receptor (FcαR) is a cell surface molecule on immunocytes that provides a fundamental connection between humoral and cellular immunity. In this study, the full-length cDNA sequence of swine FcαRI (swFcαRI) was isolated and characterized and found to contain a 792-base-pair open reading frame, encoding a 264-amino-acid transmembrane glycoprotein with a predicted molecular mass of 29.4 kDa. The swFcαRI shares high amino acid sequence homology (>50%) with its counterparts from cattle, seal, and horse. Rosetting analysis confirmed that COS-7 cells transfected with an swFcαRI expression plasmid was able to combine with chicken erythrocytes sensitized with porcine IgA, but not IgG.
Ting Wang,Junnan Wei,Huai Liu,Yunchao Feng,Xing Tang,Xianhai Zeng,Yong Sun,Tingzhou Lei,Lu Lin 한국공업화학회 2020 Journal of Industrial and Engineering Chemistry Vol.81 No.-
2, 5-Bishydroxymethylfuran (BHMF) has been currently emerged as a promising biomass-derivedmonomer. It is highly desirable to proceed a chemical process at a high substrate concentration, by whicha facile and cost-effective separation of products can be expected. Herein, we report for thefirst time onthe hydrogenation of highly concentrated 5-hydroxymethylfurfural (HMF) in deep eutectic solvents(DESs), giving a near quantitative selectivity towards BHMF in ChCl-glycerol DES at 25 C in 3 h usingNaBH4 as the H-donor. DES is hailed as a new class of green solvent, in which HMF/BHMF could bestabilized by the strong hydrogen-bond interaction, and allowed the selective hydrogenation of HMF athigh concentration up to 40 wt%. Notably, the resulting BHMF could be facilely separated by extractionwith ethyl acetate, and then high purity of BHMF with a desirable isolated yield around 80% was obtainedafter removing of ethyl acetate. Additionally, the reaction efficiency of HMF hydrogenation in DESs wasverified to be strongly associated with the viscosity of DESs and the pKa value of hydrogen-bonding donor.