http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
In, Koo,Yoonbok, Lee,Kiyeon, Yoo,Taecheon, Kang,Soonsung, Lim,Sangmoo, Kin,Heonsoo, Sohn,Woojung, Kim,Hyun, Kyung,Moo, Ho Science Press 2006 Acta pharmacologica Sinica. Vol.27 No.1
Aim: To investigate the long-term effect of soybean isoflavones on changes in parvalbumin (PV) immunoreactivity in the hippocampus in normal female, ovariectomized (OVX) female and normal male rats. Methods: Ten-month-old rats were assigned to one of 9 groups (n=7 in each group) based on body weight using a randomized complete-block design. The groups were: control diet-treated females, OVX females, and males; 0.3 g/kg isoflavone-treated females, OVX females, and males; and 1.2 g/kg isoflavone-treated females, OVX females, and males. The PV immunostaining was conducted by using the standard avidin-biotin complex method. Results: PV immunoreactivity and the number of PV-immunoreactive neurons in all the groups after isoflavone treatment were significantly changed in the hippocampal CA 1 region and in the dentate gyms, but not in the hippocampal CA2/3 region. PV immunoreactivity and the number of PV-immunoreactive neurons in the control diet OVX females were similar to those in the control diet, and were greater than those in the control diet normal females. PV immunoreactivity and the number of PV-immunoreactive neurons in all the isoflavone-treated groups decreased dose-dependently after isoflavone treatment. Conclusion: Long-term administration of isoflavones may induce a reduction of PV in interneurons in the hippocampal CA1 region and in the dentate gyrus. The reduction of PV in these regions suggests that the long-term administration of isoflavones may cause a change in calcium homeostasis in the hippocampal CA 1 region and in the dentate gyrus.
Transport Cost, Relative Price, and International Risk Sharing
Inkoo Lee 한국무역학회 2010 國際學術大會 論文集 Vol.2010 No.12
This paper examines the role of transport cost in accounting for the puzzling behaviors of relative price and risk sharing across countries. We show that introducing transport cost to an otherwise standard competitive model improves its ability to rationalize deviations from the law of one price and imperfect international risk sharing. Our analysis suggests that the purchasing power parity and international consumption correlation puzzles can naturally arise in the presence of real frictions, even under the assumption of complete financial markets.
KPACK: Relativistic Two-component Ab Initio Electronic Structure Program Package
Inkoo Kim,이윤섭 대한화학회 2013 Bulletin of the Korean Chemical Society Vol.34 No.1
We describe newly developed software named KPACK for relativistic electronic structure computation of molecules containing heavy elements that enables the two-component ab initio calculations in Kramers restricted and unrestricted formalisms in the framework of the relativistic effective core potential (RECP). The spin-orbit coupling as relativistic effect enters into the calculation at the Hartree-Fock (HF) stage and hence, is treated in a variational manner to generate two-component molecular spinors as one-electron wavefunctions for use in the correlated methods. As correlated methods, KPACK currently provides the two-component second-order Møller-Plesset perturbation theory (MP2), configuration interaction (CI) and complete-activespace self-consistent field (CASSCF) methods. Test calculations were performed for the ground states of group-14 elements, for which the spin-orbit coupling greatly influences the determination of term symbols. A categorization of three procedures is suggested for the two-component methods on the basis of spin-orbit coupling manifested in the HF level.
Transport Cost, Relative Price, and International Risk Sharing
Inkoo Lee 한국무역학회 2010 한국무역학회 국제학술대회 Vol.2010 No.12
This paper examines the role of transport cost in accounting for the puzzling behaviors of relative price and risk sharing across countries. We show that introducing transport cost to an otherwise standard competitive model improves its ability to rationalize deviations from the law of one price and imperfect international risk sharing. Our analysis suggests that the purchasing power parity and international consumption correlation puzzles can naturally arise in the presence of real frictions, even under the assumption of complete financial markets.
Inkoo, HWANG,Soonsung, LIM,Kyuhyun, CHOI,Kiyeon, YOO,Hyunkyung, SHIN,Eunji, KIM,Junghan, YOONPARK,Taecheon, KANG,Youngsup, KIM,Daeyoung, KWON,Dongwoo, KIM,Wonkook, MOON,Mooho, WON Science Press 2006 Acta pharmacologica Sinica. Vol.27 No.8
Aim: To observe neuroprotective effects of raw and roasted licorice against hypoxia and ischemic damage. Methods: When elucidating the protective effects of raw and roasted licorice, we analyzed the lactate dehydrogenase (LDH) release using PC12 cells after hypoxia in an in vitro study and after transient forebrain ischemia in an in vivo study on Mongolian gerbils. Results: Raw and roasted licorice significantly reduced LDH release from PC12 cells exposed to an hypoxic chamber for 1 h. In the roasted licorice-treated group, the decrease of LDH release was more pronounced compared to that of the raw licorice-treated group. In roasted licorice-treated animals, approximately 66%_71% of CA1 pyramidal cells in the ischemic hippocampus were stained with cresyl violet compared to the control group. However, in the raw licorice-treated animals, no significant neuroprotection against ischemic damage was shown. In addition, ischemic animals in roasted licorice-treated group maintained the Cu, Zn-superoxide dismutase (SOD1) activity and protein levels compared to the control group, while in raw licorice-treated group SOD1 activity and protein levels were reduced significantly. High pressure liquid chromatography analysis showed that non-polar compounds containing glycyrrhizin-degraded products, such as glycyrrhetinic acid (GA) and glycyrrhetinic acid monoglucuronide (GM), were increased in roasted licorice. Conclusion: Roasted licorice had neuroprotective effects against ischemic damage by maintaining the SOD1 levels. In addition, the difference in protective ability between raw and roasted licorice may be associated with non-polar compounds, such as GA and GM.
Expression of epithin in mouse preimplantation development: Its functional role in compaction
Khang, Inkoo,Sonn, Seongkeun,Park, June-Hee,Rhee, Kunsoo,Park, Dongeun,Kim, Kyungjin Elsevier 2005 Developmental biology Vol.281 No.1
<P><B>Abstract</B></P><P>The preimplantation development of mammalian embryo after fertilization encompasses a series of events including cleavage, compaction, and differentiation into blastocyst. These events are likely to be associated with substantial changes in embryonic gene expression. In the present study, we explored the expression patterns and function of epithin, a mouse type II transmembrane serine protease, during preimplantation embryo development. RT-PCR analysis showed that epithin mRNAs were detectable during the cleavage stages from a 1-cell zygote to the blastocyst. Immunocytochemical studies revealed that epithin protein was expressed at blastomere contacts of the compacted 8-cell and later embryonic stages. Epithin colocalized with E-cadherin at the membrane contacts of the compacted morula-stage embryo as revealed by double-staining immunocytochemistry and confocal microscopy, respectively. Post-transcriptional epithin gene silencing by RNA interference (RNAi) resulted in the blockade of 8-cell in vitro-stage embryo compaction and subsequent embryonic deaths after several rounds of cell division. These results strongly suggest that epithin plays an important role in the compaction processes that elicit the signal for the differentiation into trophectoderm and inner cell mass.</P>
KPACK: Relativistic Two-component Ab Initio Electronic Structure Program Package
Kim, Inkoo,Lee, Yoon Sup Korean Chemical Society 2013 Bulletin of the Korean Chemical Society Vol.34 No.1
We describe newly developed software named KPACK for relativistic electronic structure computation of molecules containing heavy elements that enables the two-component ab initio calculations in Kramers restricted and unrestricted formalisms in the framework of the relativistic effective core potential (RECP). The spin-orbit coupling as relativistic effect enters into the calculation at the Hartree-Fock (HF) stage and hence, is treated in a variational manner to generate two-component molecular spinors as one-electron wavefunctions for use in the correlated methods. As correlated methods, KPACK currently provides the two-component second-order M${\o}$ller-Plesset perturbation theory (MP2), configuration interaction (CI) and complete-active-space self-consistent field (CASSCF) methods. Test calculations were performed for the ground states of group-14 elements, for which the spin-orbit coupling greatly influences the determination of term symbols. A categorization of three procedures is suggested for the two-component methods on the basis of spin-orbit coupling manifested in the HF level.