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Epigenetic inactivation of RUNX3 in colorectal cancer
Eung Jin Shin,Han Jo Kim,Myoung Won Son,Tae Sung Ahn,Hyun Yong Lee,Dae Ro Lim,Sang Byung Bae,Seob Jeon,Hyungjoo Kim,Dongjun Jeong,Moon Soo Lee,Dong-Sun Kim,Jeong Se Noh,Moo-Jun Baek 대한외과학회 2018 Annals of Surgical Treatment and Research(ASRT) Vol.94 No.1
Purpose: The purpose of this study was to evaluate the efficacy of Betafoam in terms of wound healing and safety. Methods: Fifty-four male adult Sprague-Dawley rats (weight, 200–250 g) were used in the study. Full-thickness skin defects were created on the back of each rats. The rats were assigned to 6 groups according to the type of wound dressing used (n = 9 for each group): Betafoam, Allevyn-Ag, Mepilex-Ag, Medifoam silver, Polymem-Ag, and gauze. The wound size, histological findings, and amount of DNA on the changed dressings for each group were analyzed and compared. Results: All groups showed an effective decrease in wound size. However, the differences between Betafoam and the other dressings were statistically significant on day 14 (P < 0.05). The number of newly generated blood vessels in the Betafoam group was significantly higher than in the gauze, Allevyn-Ag, and Medifoam silver groups (P < 0.001). In the Betafoam group, the proportion of collagen deposition was highest and showed a significantly superior arrangement of collagen fibers compared with the gauze, Allevyn-Ag, Mepilex-Ag, and Medifoam silver groups. The total content of the remaining DNA counts of the exchanged dressings were significantly lower in the Betafoam group than the others. Conclusion: Betafoam is effective in wound healing and provides the best performance amongst the various types of dressing materials in terms of re-epithelialization, angiogenesis, collagen deposition, and tissue invasion.
Xie, Dongjun,Liu, Tao,Lee, Tack Ho,Gao, Wei,Zhong, Cheng,Huo, Lijun,Luo, Zhenghui,Wu, Kailong,Xiong, Wentao,Kim, Jin Young,Choi, Hyosung,Sun, Yanming,Yang, Chuluo Elsevier 2018 Dyes and pigments Vol.148 No.-
<P><B>Abstract</B></P> <P>A new small molecule acceptor of IDTCN with indaceno[2,1-b:6,5-b’]dithiophene as electron-donating core and CPTCN (2-(6-oxo-5,6-dihydro-4H-cyclopenta[<I>c</I>]thiophen-4-lidene)malononitrile) as electron-withdrawing end-capping group was synthesized and investigated in organic solar cells. The IDTCN shows strong and broad absorption with a high extinction coefficient and appropriate energy levels matching with wide bandgap donor polymer. The best device based on PBT1-EH:IDTCN exhibits an open circuit voltage (<I>V</I> <SUB>oc</SUB>) of 0.93 V, a short circuit current (<I>J</I> <SUB>sc</SUB>) of 13.31 mA/cm<SUP>2</SUP>, a FF of 0.702, achieving a PCE of 8.69%.</P> <P><B>Highlights</B></P> <P> <UL> <LI> A thiophene-fused electron-withdrawing group is used as end group for small molecule acceptors. </LI> <LI> The OPV devices achieve high power conversion efficiencies of up to 8.69% with a high fill factor of 0.702. </LI> <LI> IDTCN in neat film tend to form unusual isotropic orientation instead of face-on orientation. </LI> </UL> </P> <P><B>Graphical abstract</B></P> <P>[DISPLAY OMISSION]</P>