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하동원 ( Dong Won Ha ),김세혁 ( Se Hyuk Kim ),신용삼 ( Yong Sam Shin ),안영환 ( Young Hwan Ahn ),윤수한 ( Soo Han Yoon ),조기홍 ( Ki Hong Cho ),조경기 ( Kyung Gi Cho ),임현이 ( Hyun Yee Lim ) 대한뇌종양학회·대한신경종양학회·대한소아뇌종양학회 2005 대한뇌종양학회지 Vol.4 No.2
We report a case of microcystic meningioma which showed unusual radiological findings resembling malignant tumor. A 44-year-old woman presented with generalized tonic clonic seizure and right hemiparesis. Computed tomography and magnetic resonance images showed a mass at left frontal, parasagittal area with septa-like enhancement and surrounding edema. 201Tl SPECT showed focal uptake in mass lesion which suggests the malignant tumor. The histopathological findings of this tumor revealed to be a microcystic meningioma and Ki-67 labeling index was 3.8. Although the mass was a subtype of meningioma, it showed a early recurrence 10 months after grossly total resection because of high proliferative index. We suggest that the biological behaviour in addition to morphologic classification should be considered in the management of benign brain tumor, such as meningioma.
상수원수 수질변화에 따른 전오존 처리효과 및 경제성 평가
최동훈 ( Dong Hoon Choi ),박진식 ( Jin Sik Park ),문추연 ( Choo Yeun Moon ),이재용 ( Jae Yong Lee ),유동춘 ( Dong Choon Ryu ),장성호 ( Seong Ho Jang ),권기원 ( Ki Won Kwon ),이수애 ( Soo Ae Lee ) 한국환경과학회 2013 한국환경과학회지 Vol.22 No.4
This study, changes in raw water quality is to indicate on the efficiency of ozone treatment of each pollutant as compared to derive the appropriate operating measures. The appropriate selection for injection rate of pre-ozone and did not inject pre-ozone assess changes in the water. When good water quality, you not injected of pre-ozone to evaluate the economic efficiency of electricity and put the most cost-effective ozone concentration were evaluated. Evaluation remove organic matter and chlorophyll-a concentration level in experiments with each factor of the water DOC> 2.5㎎ / L, THMFP> 70㎍ / L, Chl-a> 30㎎/㎥or less constant process, if you do not need to put pre-ozone showed little impact. It also does not put you in pre-ozone appropriate produce enough power rate savings was calculated as approximately 90 million won. Ability to remove organic materials and the ability to produce disinfection byproducts, and cost-effective decisions by considering the concentration of injection if pre-ozone 1 mg/L was investigated by the appropriate concentration of ozone injection.
Hong, Sun-Min,Bae, Dong-Won,Kim, Mee-Hyang,Shim, Chang-Ki,Kang, Kyu-Young,Kim, Nam-Soo,Kim, Hee-Kyu Plant Molecular Biology & Biotechnology Research C 1994 Plant molecular biology and biotechnology research Vol.1994 No.
Primer 155(GCTGGCGCTG) was the most useful primer with distinctive polymorphic DNA pattern to distinguish between KI races and KJ races. Primer 173(CAGGCGGCGT) showed polymorphic DNA pattern to distinguish isolates of KI-100 race. The specific DNA fragment of 0.6Kb, generated from 88-62 of KJ-201 race by RAPD with primer 412)TGCGCCGCTG), was promising as a molecular marker to identify the isolate.
Ha, Sun-Yong,Min, Won-Ki,Kim, Dong-Sung,Shin, Kyung-Hoon Cambridge University Press [etc.] 2014 Journal of the Marine Biological Association of th Vol.94 No.1
<P> Stable carbon and nitrogen isotope ratios of benthic invertebrates and their potential food sources, such as suspended particulate organic matter (POM), benthic microalgae, attached algae and seagrass, were identified in Dong-dae Bay during the winter. The carbon stable isotope ratios demonstrate that filter feeders, such as oysters (?19.5 ± 1.0‰), use benthic microalgae (?21.2 ± 0.2‰) as a major food, and polychaetes such as Glycera spp. (?14.0 ± 0.6 ‰) preferentially use meiofauna, such as nematodes (?14.0 ± 0.4‰) and copepods (?13.3 ± 1.0‰). These meiofauna may feed on mixed resources (including bacteria) with the isotope ratios between benthic microalgae (?21.2 ± 0.2‰) and seagrass (?9.3 ± 01.0‰). These findings are consistent with the trophic enrichment in the nitrogen isotope ratios (by 3?4‰) between consumers and food sources. Moreover, the results of the MixSIR model based on the observed isotope ratios suggest a large seagrass contribution to the food sources of benthic organisms such as meiofauna (~53.7?62.6%) and macrobenthos (~41.1?68%) through the food web. This model additionally suggests a relatively large contribution of benthic microalgae to the food sources of filter feeders (i.e. 26.4% for oysters). </P>
Choi, Hyeongwon,Kim, Dong-jin,Nam, Seungwoo,Lim, Sunki,Hwang, Jae-Sung,Park, Ki Sook,Hong, Hyun Sook,Won, Younsun,Shin, Min Kyung,Chung, Eunkyung,Son, Youngsook Elsevier 2018 JOURNAL OF DERMATOLOGICAL SCIENCE Vol.89 No.3
<P><B>Abstract</B></P> <P><B>Background</B></P> <P>Atopic dermatitis (AD) is a chronic inflammatory skin disorder characterized by intense pruritus and eczematous lesion. Substance P (SP) is an 11-amino-acid endogenous neuropeptide that belongs to the tachykinin family and several reports recently have supported the anti-inflammatory and tissue repairing roles of SP.</P> <P><B>Objective</B></P> <P>In this study, we investigated whether SP can improve AD symptoms, especially the impaired skin barrier function, in 2, 4, 6-trinitrochlorobenzene (TNCB)-induced chronic dermatitis of NC/Nga mice or not.</P> <P><B>Method</B></P> <P>AD-like dermatitis was induced in NC/Nga mice by repeated sensitization with TNCB for 5 weeks. The experimental group designations and topical treatments were as follows: vehicle group (AD-VE); SP group (AD-SP); and SP with NK1R antagonist CP99994 (AD-SP-A) group. Histological analysis was performed to evaluate epidermal differentiation, dermal integrity, and epidermal nerve innervation in AD-like lesions. The skin barrier functions and pruritus of NC/Nga mice were evaluated by measuring transepidermal water loss (TEWL) and scratching behavior, respectively.</P> <P><B>Result</B></P> <P>Topical SP treatment resulted in significant down-regulation of Ki67 and the abnormal-type keratins (K) K6, K16, and K17, restoration of filaggrin and claudin-1, marked reduction of TEWL, and restoration of basement membrane and dermal collagen deposition, even under continuous sensitization of low dose TNCB. In addition, SP significantly reduced innervation of itch-evoking nerve fibers, gelatinase activity and nerve growth factor (NGF) expression in the epidermis but upregulated semaphorin-3A (Sema3A) expression in the epidermis, along with reduced scratching behavior in TNCB-treated NC/Nga mice. All of these effects were completely reversed by co-treatment with the NK1R antagonist CP99994. In cultured human keratinocytes, SP treatment reduced expression of TGF-α, but upregulated TGF-β and Sema3A.</P> <P><B>Conclusion</B></P> <P>Topically administered SP can restore normal skin barrier function, reduce epidermal infiltration of itch-evoking nerve fibers in the AD-like skin lesions, and alleviate scratching behavior. Thus, SP may be proposed as a potential medication for chronic dermatitis and AD.</P> <P><B>Highlights</B></P> <P> <UL> <LI> Topical Substance P treatment reduced AD-like symptoms in TNCB-induced NC/Nga mice. </LI> <LI> Topical Substance P treatment reduced epidermal acanthosis and expressed normal keratin profiles in AD-like mice. </LI> <LI> Topical Substance P treatment regulated both small nerve attraction and repulsion factors in AD-like skin. </LI> <LI> Topical Substance P treatment recovered skin barrier function and reduced pruritus in AD-like mice. </LI> </UL> </P>
육미지황탕(六味地黃湯)이 생리활성지표(生理活性指標)와 임파구세포수(淋巴球細胞數)에 미치는 영향(影響)
김영권,류봉하,박동원,류기원,Kim, Young-Kuen,Ryu, Bong-Ha,Park, Dong-Won,Ryu, Ki-Won 대한암한의학회 1998 大韓癌韓醫學會誌 Vol.4 No.1
Yookmijihwangtang has been widely used oriental herb prescriptions, which is healing some discuss that come from insufficiency of innate essence and deficiency of kidney Ki. The meaning of healing discusses tonification of insufficient innate essence and insufficient kidney Ki can be regarded as reinforcement of wholely power of keeping homeostasis, that is correlated with immuno-responsibility which protects subject from outer antigen to keep normal vital condition. This study was aimed to investigate correlative effects of Yookmijihwangtang water abstract on the RBC, WBC, blood CD4+ T helper cell count, blood testosterone, blood cAMP and blood cortisol. 40 Sprague-Dawley male rats were divided into 5 groups(Normal, Control, Sample I, Sample II, Sample III), 6 animals in every group. Normal group was not treated anything, control group was administrated normal saline in the same dosage of Sample I. 3 Sample groups were received some of Yookmijihwangtang water abstract at one time per 24 hours during 5 days in different dosage. Sample I(1/310pack/ml), Sample II(1/62pack/ml), Sample III(1/2.4pack/ml). After finishing treatment, all experimental subjects were killed for blood sample on RBC, WBC, blood CD4+ T helper cell count, spleen CD4+ T helper cell count, axillary lymph node CD4+ T helper cell count. blood cAMP, blood testosterone and blood cortisol. The results were as follows; RBC and WBC were increased in all sample groups. Blood CD4+ T helper cell count(CD4+ T cell count in the blood/whole lymphocyte count in the blood ${\times}100%$) was Normal $46.17{\pm}5.88$, Control $44.50{\pm}4.37$, Sample I $53.00{\pm}2.28$, Sample II $53.83{\pm}3.87$, Sample III $52.17{\pm}2.93$. By the 95% Duncan ANOVA all experimental groups(sample I, Sample II, Sample III) showed slight significant difference from Normal and Control. Blood cAMP(nmol/l) were Normal $1.12{\pm}0.17$, Control $1.16{\pm}0.32$, Sample I $0.46{\pm}0.07$, Sample II $0.44{\pm}0.04$, Sample III $0.54{\pm}0.04$. All experimental groups were singificantly different from both Normal and Control groups(p<0.05). Blood cortisol(nl/ml) were Normal $100.00{\pm}2.00$ Control $90.00{\pm}4.00$, Sample I $440.00{\pm}5.00$, Sample II $520.00{\pm}40.00$, Sample III $470.00{\pm}7.00$. Blood cortisol of all experimental groups were significantly increased(p<0.05). The results suggest that Yookmijihwangtang water abstract could be administrated to patients who have some diseases insufficient essence.
YOO, Dae Young,NAM, YoonYi,KIM, Woosuk,YOO, Ki-Yeon,PARK, Jaeil,LEE, Choong Hyun,CHOI, Jung Hoon,YOON, Yeo Sung,KIM, Dong-Woo,WON, Moo-Ho,HWANG, In Koo Japanese Society of Veterinary Science 2011 The Journal of veterinary medical science Vol.73 No.1
<P><I>Ginkgo biloba </I>leaf extract (Gb) has been known to improve blood flow and preclude the tissue from free radical damage. Effects of Gb were examined by using Ki67, a specific proliferative marker for cellular proliferation, and doublecortin (DCX), a marker for immature neurons, indicating degree of neuroblast differentiation in the hippocampal dentate gyrus (DG) of adult C57BL/6 mice. The mice were fed with Gb at 40 and 100 mg/kg once daily for 28 days. The increase of Ki67- and DCX-immunoreactive cells in the DG was increased in a dose-dependent manner. Especially, the group having 100 mg/kg Gb showed a significant increase of DCX-immunoreactive neuroblasts with well-developed tertiary dendrites. Expression of DCX protein in the Gb groups was also significantly increased upon compared with the vehicle group. The results suggested that repeated intake of Gb would enhance cell proliferation and neuroblast differentiation in the mouse DG.</P>
수족냉증(手足冷症) 환자(患者)에 대(對)한 컴퓨터 적외선(赤外線) 체열촬영(體熱撮影)의 의의(意義)
조유경,오수완,조남희,김동묵,김진성,류봉하,박동원,류기원,Cho, Yu-Kyung,Oh, Su-Wan,Cho, Nam-Hee,Kim, Dong-Mook,Kim, Jin-Seong,Ryu, Bong-Ha,Park, Dong-Won,Ryu, Ki-Won 대한한방내과학회 1998 大韓韓方內科學會誌 Vol.19 No.2
To make a objective diagnosis of the syndrome of cold-limbs, We investigated the 20 patients with cold limbs and GI trouble and 20 normal people as a control group. And we compared the thermal difference between Chon-jung(CV17) and Chung-wan(CV12 中脘), Chon-jung(CV17) and Ki-hae(氣海 CV6) and we compared the thermal differences of No-gung(PE8 勞宮) and Yong-chon(湧泉 KI1), too. The results were as follows. 1. All 20 patients had GI trouble and cold limbs. They had the symptom-Indigestion(16 cases-80%) with heart burn, tympanites, abdominal distention, hiccup, belching. Beside that symptom they also had constipation(6 cases-30%), diarrhea(3 cases-15%), headache & dizziness(6 cases-30%). And some had the menstrual syndrome, chronic fatigue, palpitation, insomnia, edema, arthralgia. 2. The thermal difference of the palms between the patients group and the control group were $25.70^{\circ}C,\;25.82^{\circ}C$, but they were not significant. 3. The thermal difference of the soles between the patients group and the control group were $23.58^{\circ}C,\;24.42^{\circ}C$ and the significancy was P=0.020 so it was significant(P<0.05). 4. The thermal difference of the palms and Chon-jung(CV17) between the patients group and the control group were $1.08^{\circ}C,\;0.76^{\circ}C$, but they were not significant. 5. The thermal difference of the sales and Chon-jung(CV17) between the patients group and the control group were $3.01^{\circ}C,\;1.90^{\circ}C$ and the significancy was P=0.003 so it was significant(P<0.05). 6. The thermal difference of Chon-jung(CV17) and Chung-wan(CV12 中脘) between the patients group and the control group was $0.30^{\circ}C,\;0.62^{\circ}C$ and the significancy was P=0.793 so it was significant(P<0.05). 7. The thermal difference of Chon-jung(CV17) and Ki-hae(CV6 氣海) between the patients group and the control group was $0.53^{\circ}C,\;0.68^{\circ}C$, but they were not significant. From the above, I could find the significance of D.I.T.I to diagnose the cold-feet not the cold-hands and the thermal difference between the trunk and limbs was more significant on cold-feet than on cold-hand, either.
Cho, Han Jin,Lim, Do Young,Kwon, Gyoo Taik,Kim, Ji Hee,Huang, Zunnan,Song, Hyerim,Oh, Yoon Sin,Kang, Young-Hee,Lee, Ki Won,Dong, Zigang,Park, Jung Han Yoon MDPI 2016 INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES Vol.17 No.2
<P>Benzyl isothiocyanate (BITC) is a hydrolysis product of glucotropaeolin, a compound found in cruciferous vegetables, and has been shown to have anti-tumor properties. In the present study, we investigated whether BITC inhibits the development of prostate cancer in the transgenic adenocarcinoma mouse prostate (TRAMP) mice. Five-week old, male TRAMP mice and their nontransgenic littermates were gavage-fed with 0, 5, or 10 mg/kg of BITC every day for 19 weeks. The weight of the genitourinary tract increased markedly in TRAMP mice and this increase was suppressed significantly by BITC feeding. H and E staining of the dorsolateral lobes of the prostate demonstrated that well-differentiated carcinoma (WDC) was a predominant feature in the TRAMP mice. The number of lobes with WDC was reduced by BITC feeding while that of lobes with prostatic intraepithelial neoplasia was increased. BITC feeding reduced the number of cells expressing Ki67 (a proliferation marker), cyclin A, cyclin D1, and cyclin-dependent kinase (CDK)2 in the prostatic tissue. <I>In vitro</I> cell culture results revealed that BITC decreased DNA synthesis, as well as CDK2 and CDK4 activity in TRAMP-C2 mouse prostate cancer cells. These results indicate that inhibition of cell cycle progression contributes to the inhibition of prostate cancer development in TRAMP mice treated with BITC.</P>