http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Kim, Heechan,Kim, Wooyul,Mackeyev, Yuri,Lee, Gi-Seon,Kim, Hee-Joon,Tachikawa, Takashi,Hong, Seokwon,Lee, Sanghyup,Kim, Jungbae,Wilson, Lon J.,Majima, Tetsuro,Alvarez, Pedro J. J.,Choi, Wonyong,Lee, Ja American Chemical Society 2012 Environmental science & technology Vol.46 No.17
<P>This study evaluates the potential application of tin porphyrin- and C<SUB>60</SUB> aminofullerene-derivatized silica (SnP/silica and aminoC<SUB>60</SUB>/silica) as <SUP>1</SUP>O<SUB>2</SUB> generating systems for photochemical degradation of organic pollutants. Photosensitized <SUP>1</SUP>O<SUB>2</SUB> production with SnP/silica, which was faster than with aminoC<SUB>60</SUB>/silica, effectively oxidized a variety of pharmaceuticals. Significant degradation of pharmaceuticals in the presence of the 400-nm UV cutoff filter corroborated visible light activation of both photosensitizers. Whereas the efficacy of aminoC<SUB>60</SUB>/silica for <SUP>1</SUP>O<SUB>2</SUB> production drastically decreased under irradiation with λ > 550 nm, Q-band absorption caused negligible loss of the photosensitizing activity of SnP/silica in the long wavelength region. Faster destruction of phenolates by SnP/silica and aminoC<SUB>60</SUB>/silica under alkaline pH conditions further implicated <SUP>1</SUP>O<SUB>2</SUB> involvement in the oxidative degradation. Direct charge transfer mediated by SnP, which was inferred from nanosecond laser flash photolysis, induced significant degradation of neutral phenols under high power light irradiation. Self-sensitized destruction caused gradual activity loss of SnP/silica in reuse tests unlike aminoC<SUB>60</SUB>/silica. The kinetic comparison of SnP/silica and TiO<SUB>2</SUB> photocatalyst in real wastewater effluents showed that photosensitized singlet oxygenation of pharmaceuticals was still efficiently achieved in the presence of background organic matters, while significant interference was observed for photocatalyzed oxidation involving non-selective OH radical.</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/esthag/2012/esthag.2012.46.issue-17/es301775k/production/images/medium/es-2012-01775k_0009.gif'></P><P><A href='http://pubs.acs.org/doi/suppl/10.1021/es301775k'>ACS Electronic Supporting Info</A></P>
Kim, Yong-Seok,Yi, Hana,Kim, Myung Kyum,Seong, Chi-Nam,Kim, Wonyong,Jeon, Che Ok,Kim, Seung-Bum,Im, Wan-Taek,Joh, Kiseong,Cha, Chang-Jun The National Institute of Biological Resources 2020 Journal of species research Vol.9 No.4
In the project of a comprehensive investigation of indigenous prokaryotic species in Korea, a total of 39 bacterial strains phylogenetically belonging to the classes Betaproteobacteria and Gammaproteobacteria were isolated from various environmental sources such as soil, cultivated soil, sludge, seawater, marine sediment, algae, human, tree, moss, tidal flat, beach sand and lagoon. Phylogenetic analysis based on 16S rRNA gene sequences revealed that 39 strains showed the high sequence similarities (≥98.7%) to the closest type strains and formed robust phylogenetic clades with closely related species in the classes Betaproteobacteria and Gammaproteobacteria. In the present study, we report 14 species of 9 genera of four families of two orders in the class Betaproteobacteria and 25 species of 21 genera of 15 families of eight orders in the class Gammaproteobacteria, which have not been reported in Korea. Morphological, biochemical, and physiological characteristics, isolation sources, and NIBR deposit numbers are described in the species descriptions.
PERIMETER CENTROIDS OF QUADRILATERALS
( Wonyong Kim ),( Dong-soo Kim ),( Sangwook Kim ),( So Yeon Lim ) 호남수학회 2017 호남수학학술지 Vol.39 No.3
For a quadrilateral P, we consider the centroid G<sub>0</sub> of the vertices of P, the perimeter centroid G<sub>1</sub> of the edges of P and the centroid G<sub>2</sub> of the interior of P, respectively. We denote by M the intersection point of two diagonals of P. If P is a parallelogram, then we have G<sub>0</sub> = G<sub>1</sub> = G<sub>2</sub> = M. Conversely, one of G<sub>0</sub> = M and G<sub>2</sub> = M implies that P is a parallelogram. In this paper, we show that G<sub>1</sub> = M is also a characteristic property of parallelograms.
Anti-Inflammatory and Anti-Superbacterial Activity of Polyphenols Isolated from Black Raspberry
Kim, Seong Keun,Kim, Hyuna,Kim, Song Ah,Park, Hee Kuk,Kim, Wonyong The Korean Society of Pharmacology 2013 The Korean Journal of Physiology & Pharmacology Vol.17 No.1
The fruit of the black raspberry (Rubus coreanus Miquel) has been employed in traditional medicine, and recent studies have demonstrated its measureable biological activities. However, the root of the black raspberry has not been studied. Therefore, in this study, we evaluated the anti-inflammatory and antibacterial properties of the root and unripe fruit polyphenols of the black raspberry. Both polyphenols proved to have anti-inflammatory activity as evidenced by the decreased nitric oxide (NO), cytokines (IL-$1{\beta}$, IL-6, and IL-10) and prostaglandin E2 ($PGE_2$) levels in lipopolysaccharide (LPS)-stimulated RAW 264.7 murine macrophages. However, root polyphenols showed stronger anti-inflammatory activity than fruit polyphenols. LPS-induced mRNA and protein expressions of inducible NO synthase (iNOS) and cyclooxygenase (COX)-2 levels were also decreased, confirming the anti-inflammatory activity. Root polyphenols showed lethal activity against methicillin-resistant Staphy-lococcus aureus (MRSA), carbapenem-resistant Acinetobacter baumannii (CRAB), and Bacillus anthracis. In contrast, the black raspberry fruit did not demonstrate these properties. These data provide the first demonstration that black raspberry root has potential anti-inflammatory and anti-superbacterial properties that can be exploited as alternatives for use in the food and cosmetic industries and/or as pharmaceuticals.
Kim, Dong-Uk,Kim, Ju-Young,Cha, Chang-Jun,Kim, Wonyong,Kim, Myung Kyum The National Institute of Biological Resources 2018 Journal of species research Vol.7 No.1
In 2016, as part of a larger effort to discover indigenous prokaryotic species in Korea, we isolated the family Deinococcaceae and Planctomycetaceae as unrecorded bacterial species. From the high 16S rRNA gene sequence similarity (>98.5%) and formation of a robust phylogenetic clade with known species, it was determined that each strain was a distinct bacterial species. There are no official reports that these two species have been described in Korea; therefore, the bacterial strains of Deinococcus and Blastopirellula are described for the first time in Korea. Gram reaction, colony and cell morphology, basic biochemical characteristics, and isolation sources are also described in the species description section.
Sequence variants of Toll-like receptor 4 (TLR4) and the risk of prostate cancer in Korean men.
Kim, Hae Jong,Bae, Joon Seol,Chang, In Ho,Kim, Kyung Do,Lee, Jaehyouk,Shin, Hyoung Doo,Lee, Ji Youl,Kim, Wun-Jae,Kim, Wonyong,Myung, Soon Chul Springer International 2012 World journal of urology Vol.30 No.2
<P>Chronic inflammation has been considered a potential risk factor for prostate cancer. Toll-like receptors (TLRs) are important in the innate immune response to pathogens and in cross talk between innate immunity and adaptive immunity. In this study, sequence variants in the TLR4 gene were investigated to determine whether they were associated with prostate cancer risk in a Korean cohort.</P>
PERIMETER CENTROIDS OF QUADRILATERALS
Kim, Wonyong,Kim, Dong-Soo,Kim, Sangwook,Lim, So Yeon The Honam Mathematical Society 2017 호남수학학술지 Vol.39 No.3
For a quadrilateral P, we consider the centroid $G_0$ of the vertices of P, the perimeter centroid $G_1$ of the edges of P and the centroid $G_2$ of the interior of P, respectively. We denote by M the intersection point of two diagonals of P. If P is a parallelogram, then we have $G_0=G_1=G_2=M$. Conversely, one of $G_0=M$ and $G_2=M$ implies that P is a parallelogram. In this paper, we show that $G_1=M$ is also a characteristic property of parallelograms.
Kim, Wonyong,Kim, Ji-Yeon,Cho, Sung-Lim,Nam, Sun-Woo,Shin, Jong-Wook,Kim, Yang-Soo,Shin, Hyoung-Shik Microbiology Society 2008 Journal of medical microbiology Vol.57 No.3
<P>Bacillus anthracis, the aetiological agent of anthrax, has been taxonomically classified with the Bacillus cereus group, which comprises B. cereus, Bacillus thuringiensis, Bacillus mycoides, Bacillus pseudomycoides and Bacillus weihenstephanensis. Although the pathogenesis and ecological manifestations may be different, B. anthracis shares a high degree of DNA sequence similarity with its group member species. As a result, the discrimination of B. anthracis from its close relatives in the B. cereus group is still quite difficult. Suppression subtractive hybridization (SSH) was performed to search for genomic differences between a B. anthracis Korean isolate CR and the most closely related B. cereus type strain KCTC 3624(T). Two-hundred and five B. anthracis CR clones obtained by SSH underwent Southern hybridization, and comparative sequences were analysed using the blast program from the National Center for Biotechnology Information (NCBI). Subsequently, primer sets based on the glycosyltransferase group 1 family protein gene specific to B. anthracis were designed from the sequences of subtracted clones, and their specificities were evaluated using eight B. anthracis, 33 B. cereus, 10 B. thuringiensis, six B. mycoides, one B. pseudomycoides, one B. weihenstephanensis and 19 strains from 11 other representative Bacillus species. PCR primers specific for the glycosyltransferase group 1 family protein gene did not amplify the desired products from any of the Bacillus strains under examination, except B. anthracis alone. These findings may be useful in the future development of efficient diagnostic tools for the rapid identification of B. anthracis from other members of the B. cereus group.</P>
Anti-Inflammatory and Anti-Superbacterial Activity of Polyphenols Isolated from Black Raspberry
Seong Keun Kim,Hyuna Kim,Song Ah Kim,Hee Kuk Park,Wonyong Kim 대한생리학회-대한약리학회 2013 The Korean Journal of Physiology & Pharmacology Vol.17 No.1
The fruit of the black raspberry (Rubus coreanus Miquel) has been employed in traditional medicine, and recent studies have demonstrated its measureable biological activities. However, the root of the black raspberry has not been studied. Therefore, in this study, we evaluated the anti-inflammatory and antibacterial properties of the root and unripe fruit polyphenols of the black raspberry. Both polyphenols proved to have anti-inflammatory activity as evidenced by the decreased nitric oxide (NO), cytokines (IL-1Ղ, IL-6, and IL-10) and prostaglandin E2 (PGE<sub>2</sub>) levels in lipopolysaccharide (LPS)- stimulated RAW 264.7 murine macrophages. However, root polyphenols showed stronger anti- inflammatory activity than fruit polyphenols. LPS-induced mRNA and protein expressions of inducible NO synthase (iNOS) and cyclooxygenase (COX)-2 levels were also decreased, confirming the anti- inflammatory activity. Root polyphenols showed lethal activity against methicillin-resistant Staphylococcus aureus (MRSA), carbapenem-resistant Acinetobacter baumannii (CRAB), and Bacillus anthracis. In contrast, the black raspberry fruit did not demonstrate these properties. These data provide the first demonstration that black raspberry root has potential anti-inflammatory and anti- superbacterial properties that can be exploited as alternatives for use in the food and cosmetic industries and/or as pharmaceuticals.