• Title/Summary/Keyword: Atopic disease

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Lactobacillus plantarum APsulloc 331261 Fermented Products as Potential Skin Microbial Modulation Cosmetic Ingredients (Lactobacillus plantarum APsulloc 331261 발효 용해물의 피부 미생물 조절 효과)

  • Kim, Hanbyul;Myoung, Kilsun;Lee, Hyun Gee;Choi, Eun-Jeong;Park, Taehun;An, Susun
    • Journal of the Society of Cosmetic Scientists of Korea
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    • v.46 no.1
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    • pp.23-29
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    • 2020
  • The skin is colonized by a large number of microorganisms with a stable composition of species. However, disease states of skin such as acne vulgaris, psoriasis, and atopic dermatitis have specific microbiome compositions that are different from those of healthy skin. The target modulation of the skin microbiome can be a potential treatment for these skin diseases. Quorum sensing (QS), a bacterial cell-cell communication system, can control the survival of bacteria and increase cell density. Also, QS affects the pathogenicity of bacteria such as biofilm formation and protease production. In this study, we confirmed anti-QS activity of Amorepacific patented ingredients, which are Lactobacillus ferment lysate (using Lactobacillus plantarum APsulloc 331261, KCCM 11179P) through bio-reporter bacterial strain Chromobacterium violaceum. The purple pigment production of C. violaceum controlled by QS was reduced 27.3% by adding 10 ㎍/mL of Lactobacillus ferment lysate (freeze dried). In addition, the Lactobacillus ferment lysate increased growth of Staphylococcus epidermidis 12% and decreased growth of Pseudomonas aeruginosa 38.5% and its biofilm formation 17.7% at a concentration of 10 ㎍/mL compared to the untreated control group. Moreover, S. epidermidis was co-cultured with the representative dermatological bacterium Staphylococcus aureus in the same genus, the growth of S. epidermidis was increased 134 % and the growth of S. aureus was decreased 13%. These results suggest that fermented lysate using Lactobacillus plantarum APsulloc 331261 may be useful as a cosmetic ingredient that can control the balance of skin microbiome.

Application of Topical Madecassoside Cream in Dogs and Cats with Skin Diseases

  • Ro, Woong-bin;Kang, Min-hee;Song, Doo-won;Kim, Heyong-seok;Lee, Ga-won;Kang, Hyun-min;Kim, Jong-won;Park, Su-bin;Jeon, Jin-ha;Keum, Jong-seon;Park, Won-keun;Ko, Jin;Sim, Sue-kyoung;Lee, Hyun-Jung;Park, Hee-myung
    • Journal of Veterinary Clinics
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    • v.38 no.2
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    • pp.56-62
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    • 2021
  • Madecassoside, an active ingredient extracted from Centella asiatica, is used for treatment of various skin disorders in humans. However, the effect of madecassoside on the skin of dogs and cats has not been studied yet. The purpose of this study was to evaluate clinical efficacy of topical madecassoside cream in dogs and cats with skin diseases. A total of twenty-one dogs and ten cats with various skin diseases were included in the study. The 1% topical madecassoside cream was applied to the animal's skin lesion at least once a day for 7 days, and the skin condition was evaluated before the application of madecassoside cream (day 0) and 7 days after the application (day 7). The skin condition was scored by five clinical indices: canine atopic dermatitis extent and severity index-4 (CADESI-4), coat condition, pruritus, scale, and general condition. In dogs, all five clinical indices (CADESI-4, coat condition, pruritus, scale, and general condition) were significantly decreased on day 7 compared to those on day 0 (p < 0.0001, p < 0.05, p < 0.001, p < 0.01, and p < 0.05, respectively). In cats, the CADESI-4 and scale were significantly decreased on day 7 compared to those on day 0 (p < 0.01 and p < 0.05, respectively). No adverse effects were observed during the trial period in the dogs and cats included in this study. The results of this study demonstrate that the topical madecassoside cream is applicable to skin lesions in dogs and cats.

A Statistical Analysis of Outpatients in Dermatology of Korean Medicine at Kyung Hee University Korean Medicine Hospital in 2018-2022 (2018-2022년 경희대학교 한방병원 한방 피부과 외래환자에 대한 통계적 분석)

  • Byunghyun Kim;GwangYeel Seo;YeEun Hong;Kyuseok Kim;Haejeong Nam;YoonBum Kim
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.36 no.3
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    • pp.1-11
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    • 2023
  • Objectives : The objective of this study is to identify the characteristics of outpatients and the frequently diagnosed diseases in dermatology of Korean medicine through periodic research and comparison with previous studies. Methods : We analyzed medical records of new outpatients who visited department of dermatology at Kyung Hee university Korean medicine hospital between January 1, 2018 and December 31, 2022. We analyzed the patient demographic characteristics and the frequency of diagnosed diseases. Then we compared these results with previous studies in 2000, 2007 and 2016. Results : 1. Average number of patients and proportion of male patients have increased from 1996 to 2022. 2. From 1996 to 2022, there was a decrease in the proportion of patients aged 0-39 and an increase in the proportion of patients aged over 40. 3. The distribution proportions of eczema, atopic dermatitis, and rosacea during 2018-2022 have increased compared to those during 2011-2015. 4. The distribution of diseases according to age appears to vary based on the epidemiological characteristics of the diseases. 5. The distribution of diseases according to gender also appears to vary based on the epidemiological characteristics of the diseases, as well as cosmetic issues related to the affected areas. Conclusions : Considering the sustained trend of a high proportion of non-infectious inflammatory diseases since 1996, it is important to enhance treatment capacity through continuous research.

A Literature Study of Dermatosurgical Diseases in the ImJeungJiNamUiAn (臨證指南醫案에 나타난 피부외과 질환에 대한 문헌고찰)

  • Cho, Jae-Hun;Chae, Byung-Yoon;Kim, Yoon-Bum
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.15 no.2
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    • pp.271-288
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    • 2002
  • Authors investigated the pathogenesis and treatment of dennatosurgical diseases in the ImJeungJiNamUiAn(臨證指南醫案). 1. The symptoms and diseases of dermatosurgery were as follows; 1) BanSaJinRa(반사진라) : eczema, atopic dermatitis, seborrheic dermatitis, psoriasis, lichen planus, pityriasis rosea, hives, dermographism, angioedema, cholinergic urticaria, urticaria pigmentosa, acne, milium, syringoma, keratosis pilaris, discoid lupus erythematosus, hypersensitivity vasculitis, drug eruption, polymorphic light eruption, rheumatic fever, juvenile rheumatoid arthritis(Still's disease), acute febrile neutrophilic dermatosis(Sweet's syndrome), Paget's disease, folliculitis, viral exanthems, molluscum contagiosum, tinea, tinea versicolor, lymphoma, lymphadenitis, lymphangitis, granuloma annulare, cherry angioma 2) ChangYang(瘡瘍) : acute stage eczema, seborrheic dermatitis, stasis ulcer, intertrigo, xerosis, psoriasis, lichen planus, ichthyosis, pityriasis rosea, rosacea, acne, keratosis pilaris, dyshidrosis, dermatitis herpetiformis, herpes gestationis, bullae in diabetics, pemphigus, lupus erythematosus, fixed drug eruption, erythema multiforme, toxic epidermal necrolysis, toxic shock syndrome, staphylococcal scaled skin syndrome, scarlet fever, folliculitis, impetigo, pyoderma gangrenosum, tinea, candidiasis, scabies, herpes simplex, herpes zoster, chicken pox, Kawasaki syndrome, lipoma, goiter, thyroid nodule, thyroiditis, hyperthyroidism, thyroid cancer, benign breast disorder, breast carcinoma, hepatic abscess, appendicitis, hemorrhoid 3) Yeok(疫) : scarlet fever, chicken pox, measles, rubella, exanthem subitum, erythema infectiosum, Epstein-Barr virus infection, cytomegalovirus infection, hand-foot-mouth disease, Kawasaki disease 4) Han(汗) : hyperhidrosis 2. The pathogenesis and treatment of dermatosurgery were as follows; 1) When the pathogenesis of BalSa(발사), BalJin(發疹), BalLa(발라) and HangJong(項腫) are wind-warm(風溫), exogenous cold with endogenous heat(外寒內熱), wind-damp(風濕), the treatment of evaporation(解表) with Menthae Herba(薄荷), Arctii Fructus(牛蒡子), Forsythiae Fructus(連翹) Mori Cortex(桑白皮), Fritillariae Cirrhosae Bulbus(貝母), Armeniaoae Amarum Semen(杏仁), Ephedrae Herba(麻黃), Cinnamomi Ramulus(桂枝), Curcumae Longae Rhizoma(薑黃), etc can be applied. 2) When the pathogenesis of BuYang(부양), ChangI(瘡痍) and ChangJilGaeSeon(瘡疾疥癬) are wind-heat(風熱), blood fever with wind transformation(血熱風動), wind-damp(風濕), the treatment of wind-dispelling(疏風) with Arctii Fructus(牛蒡子), Schizonepetae Herba(荊芥), Ledebouriellae Radix(防風), Dictamni Radicis Cortex(白鮮皮), Bombyx Batrytioatus(白??), etc can be applied. 3) When the pathogenesis of SaHuHaeSu(사후해수), SaJin(사진), BalJin(發疹), EunJin(은진) and BuYang(부양) are wind-heat(風熱), exogenous cold with endogenous heat(外寒內熱), exogenous warm pathogen with endogenous damp-heat(溫邪外感 濕熱內蘊), warm pathogen's penetration(溫邪內陷), insidious heat's penetration of pericardium(伏熱入包絡), the treatment of Ki-cooling(淸氣) with TongSeongHwan(通聖丸), Praeparatum(豆?), Phyllostachys Folium(竹葉), Mori Cortex(桑白皮), Tetrapanacis Medulla(通草), etc can be applied. 4) When the pathogenesis of JeokBan(적반), BalLa(발라), GuChang(久瘡), GyeolHaek(結核), DamHaek(痰核), Yeong(?), YuJu(流注), Breast Diseases(乳房疾患) and DoHan(盜汗) are stagnancy's injury of Ki and blood(鬱傷氣血), gallbladder fire with stomach damp(膽火胃濕), deficiency of Yin in stomach with Kwolum's check (胃陰虛 厥陰乘), heat's penetration of blood collaterals with disharmony of liver and stomach(熱入血絡 肝胃不和), insidious pathogen in Kwolum(邪伏厥陰), the treatment of mediation(和解) with Prunellae Spica(夏枯草), Chrysanthemi Flos(菊花), Mori Folium (桑葉), Bupleuri Radix(柴胡), Coptidis Rhizoma(黃連), Scutellariae Radix(黃芩), Gardeniae Fructus(梔子), Cyperi Rhizoma(香附子), Toosendan Fructus(川?子), Curcumae Radix(鬱金), Moutan Cortex(牧丹皮), Paeoniae Radix Rubra(赤芍藥), Unoariae Ramulus Et Uncus(釣鉤藤), Cinnamorni Ramulus(桂枝), Paeoniae Radix Alba(白芍藥), Polygoni Multiflori Radix (何首烏), Cannabis Fructus (胡麻子), Ostreae Concha(牡蠣), Zizyphi Spinosae Semen(酸棗仁), Pinelliae Rhizoma(半夏), Poria(백복령). etc can be applied. 5) When the pathogenesis of BanJin(반진), BalLa(발라), ChangI(瘡痍), NamgChang(膿瘡). ChangJilGaeSeon(瘡疾疥癬), ChangYang(瘡瘍), SeoYang(署瘍), NongYang(膿瘍) and GweYang(潰瘍) are wind-damp(風濕), summer heat-damp(暑濕), damp-warm(濕溫), downward flow of damp-heat(濕熱下垂), damp-heat with phlegm transformation(濕熱化痰), gallbladder fire with stomach damp(膽火胃濕), overdose of cold herbs(寒凉之樂 過服), the treatment of damp-resolving(化濕) with Pinelliae Rhizoma(半夏), armeniacae Amarum Semen(杏仁), Arecae Pericarpium(大腹皮), Poria(백복령), Coicis Semen(薏苡仁), Talcum(滑石), Glauberitum(寒水石), Dioscoreae Tokoro Rhizoma(??), Alismatis Rhizoma(澤瀉), Phellodendri Cortex(黃柏), Phaseoli Radiati Semen(?豆皮), Bombycis Excrementum(?沙), Bombyx Batryticatus(白??), Stephaniae Tetrandrae Radix(防己), etc can be applied. 6) When the pathogenesis of ChangPo(瘡泡), hepatic abscess(肝癰) and appendicitis(腸癰) are food poisoning(食物中毒), Ki obstruction & blood stasis in the interior(기비혈어재과), damp-heat stagnation with six Bu organs suspension(濕熱結聚 六腑不通), the treatment of purgation(通下) with DaeHwangMokDanPiTang(大黃牧丹皮湯), Manitis Squama(穿山甲), Curcumae Radix(鬱金), Curcumae Longae Rhizoma(薑黃), Tetrapanacis Medulla(通草), etc can be applied. 7) When the pathogenesis of JeokBan(적반), BanJin(반진), EunJin(은진). BuYang(부양), ChangI(瘡痍), ChangPo(瘡泡), GuChang(久瘡), NongYang(膿瘍), GweYang(潰瘍), Jeong(정), Jeol(癤), YeokRyeo(疫?) and YeokRyeolpDan(疫?入?) are wind-heat stagnation(風熱久未解), blood fever in Yangmyong(陽明血熱), blood fever with transformation(血熱風動), heat's penetration of blood collaterals(熱入血絡). fever in blood(血分有熱), insidious heat in triple energizer(三焦伏熱), pathogen's penetration of pericardium(心包受邪), deficiency of Yong(營虛), epidemic pathogen(感受穢濁), the treatment of Yong & blood-cooling(淸營凉血) with SeoGakJiHwangTang(犀角地黃湯), Scrophulariae Radix(玄參), Salviae Miltiorrhizae Radix(丹參), Angelicae Gigantis Radix(當歸), Polygoni Multiflori Radix(何首烏), Cannabis Fructus(胡麻子), Biotae Semen(柏子仁), Liriopis Tuber(麥門冬), Phaseoli Semen(赤豆皮), Forsythiae Fructus(連翹), SaJin(사진), YangDok(瘍毒) and YeokRyeoIpDan(역려입단) are insidious heat's penetration of pericardium(伏熱入包絡), damp-warm's penetration of blood collaterals(濕溫入血絡), epidemic pathogen's penetration of pericardium(심포감수역려), the treatment of resuscitation(開竅) with JiBoDan(至寶丹), UHwangHwan(牛黃丸), Forsythiae Fructus(連翹), Curcumae Radix(鬱金), Tetrapanacis Medulla(通草), Acori Graminei Rhizoma(石菖蒲), etc can be applied. 9) When the pathogenesis of SaHuSinTong(사후신통), SaHuYeolBuJi(사후열부지), ChangI(瘡痍), YangSon(瘍損) and DoHan(盜汗) are deficiency of Yin in Yangmyong stomach(陽明胃陰虛), deficiency of Yin(陰虛), the treatment of Yin-replenishing(滋陰) with MaekMunDongTang(麥門冬湯), GyeongOkGo(瓊玉膏), Schizandrae Fructus(五味子), Adenophorae Radix(沙參), Lycii Radicis Cortex (地骨皮), Polygonati Odorati Rhizoma(玉竹), Dindrobii Herba(石斛), Paeoniae Radix Alba(白芍藥), Ligustri Lucidi Fructus (女貞子), etc can be applied. 10) When the pathogenesis of RuYang(漏瘍) is endogenous wind in Yang collaterals(陽絡內風), the treatment of endogenous wind-calming(息風) with Mume Fructus(烏梅), Paeoniae Radix Alba (白芍藥), etc be applied. 11) When the pathogenesis of GuChang(久瘡), GweYang(潰瘍), RuYang(漏瘍), ChiChang(痔瘡), JaHan(自汗) and OSimHan(五心汗) are consumption of stomach(胃損), consumption of Ki & blood(氣血耗盡), overexertion of heart vitality(勞傷心神), deficiency of Yong(營虛), deficiency of Wi(衛虛), deficiency of Yang(陽虛), the treatment of Yang-restoring & exhaustion-arresting(回陽固脫) with RijungTang(理中湯), jinMuTang(眞武湯), SaengMaekSaGunjaTang(生脈四君子湯), Astragali Radix (황기), Ledebouriellae Radix(防風), Cinnamomi Ramulus(桂枝), Angelicae Gigantis Radix(當歸), Ostreae Concha(牡蠣), Zanthoxyli Fructus(川椒), Cuscutae Semen(兎絲子), etc can be applied.

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A clinical review of community acquired methicillin resistant staphylococcal scalded skin syndrome (지역사회 획득 메치실린 내성 포도알균에 의한 포도알균 열상 피부 증후군의 임상적 고찰)

  • Heo, Soon Young;Song, Yoon Jeong;Kim, Sung Jun;Park, Sun Young;Kang, Du Cheul;Ma, Sang Hyuk
    • Pediatric Infection and Vaccine
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    • v.14 no.1
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    • pp.83-90
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    • 2007
  • Purpose : Staphylococcal scalded skin syndrome (4S) is a well known disease defined by clinical, microbiological and histological criteria caused by Staphylococcus aureus. This disease is uncommon but has been increasingly recognized. We investigated the clinical features of staphylococcal scalded skin syndrome. Methods : We reviewed retrospectively medical records of 53 patients diagnosis of staphylococcal scalded skin syndrome who were admitted to Changwon Fatima hospital from February 2002 to December 2005. These patients were divided into 3 clinical types; generalized type, intermediate type, abortive type. Age, sex ratio, clinical manifestations, laboratory findings, response to therapy and prognosis were investigated. Result : 1)The mean age of patients was 2.8 years, ranging from 20 days to 7 years. Male-to-female ratio was 1.9:1. 2) By clinical types, 6 patients were in the generalized type (11%), 29 patients in the intermediate type (55%), 18 patients in the abortive type (34%). The coexisting diseases were variable, including conjunctivitis (25 cases), atopic dermatitis (11 cases), otitis media (1 case). On laboratory findings, most of patients didn't have leukocytosis or increased C-reactive protein. 4) A total of fifteen Methicillin Resistant Staphylococcal Aureus (MRSA) strains were isolated from September 2003 through December 2005. Fourteen strains were positive for exfoliative toxin B gene by PCR and negative for enterotoxin, toxic shock syndrome toxin and Panton-Valentine leukocidin genes. 5) The mean duration of admission was 7.3 days. Patients were treated with vancomycin or amoxacillin/clavulanate or ampicillin/sulbactam or cefuroxime without significant sequelaes. Conclusion : Recently, Staphylococcal scalded skin syndrome caused by exfoliative toxin B produced by MRSA in the Changwon area has been increasing.

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Effect of cytokines in breast milk on infant during the first two-years of life (모유 내 사이토카인 함량과 2 년간 추적관찰 후 알레르기 발생)

  • Kim, Woo Kyung;Yoon, Hae-Sun
    • Clinical and Experimental Pediatrics
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    • v.50 no.9
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    • pp.912-918
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    • 2007
  • Purpose : Breast milk contains several components that provide specific immunity and affect the maturation of the infant's immune system. Allergic disease (AD), including atopic eczema, asthma, allergic rhinitis, and food allergy is characterized by an imbalance between cytokines produced by distinct T-helper cell subtypes. The aim of the study was to investigate the concentrations of cytokines and chemokines that were involved in allergic reactions in breast milk from allergic and nonallergic mothers and then analyse the effect of breastfeeding duration on the prevalence of allergic disease in the age of two. Methods : The breast milk samples were collected from mothers with AD (n=88) and without AD (n=47). Breast milk was collected at the second day (colostrum) and four weeks later (mature milk).The level of Interlukine (IL)-4, IL-5, IL-6, IL-8, IL-10, IL-13, $TGF-{\beta}1$, $TGF-{\beta}2$, RANTES in breast milk were determined by commercially available enzyme-linked immunosorbent assay (ELISA) kits according to the manufacturer's instructions. Results : Mothers with AD had a higher concentration of IL-8 in colostrum compared with those without AD (P=0.021). But, $TGF-{\beta}1$ and $TGF-{\beta}2$ were higher concentrated in colostrum of mother without AD (P=0.013, P=0.001). Whereas concentrations of other cytokines were not significantly different between the two groups. There was no association between levels of cytokines and chemokines in the breast milk and allergic development during the first 2 years of life in the infants. Conclusion : The higher concentration of $TGF-{\beta}1$ and $TGF-{\beta}2$ in colostrum from non-allergic mothers may explain the protective effect. But, the higher concentrations of IL-8 in colostrum from allergic mothers may in part explain the controversial results on the protective effect of breastfeeding against allergic diseases. We conclude that there is no convincing evidence form a relation between cytokines in breast milk and allergic diseases in infants. Longer follow-up are necessary to evaluate the effects of breast milk components on AD.

Clinical Research for Otitis Media with Effusion Using Tympanometry (Tympanometry를 이용한 삼출성 중이염의 임상적 관찰에 대한 연구)

  • Park, Owe-Suk;Yoon, Hui-Sung;Kim, Hee-Jeong;Kim, Keoo-Seok;Kim, Yoon-Bum
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.18 no.3
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    • pp.84-94
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    • 2005
  • Objective: In order to help clinical approach on OME patient in progress observation and decision on improvement by clinical research results using tympanometry. Methods: Data was collected from 163 ears of 96 patients who were treated in Dept. of Oriental Medical Ophthalmology & Otolaryngology & Dermatology, Kyung-Hee Medical Center from 2001-2-12 to 2005-4-29 for Otitis Media with Effusion(OME). Tympanometry was applied to all patients and the test result was used to evaluate progress and improvement. F/U cases below 3 times were excluded. Results & conclusion: 1. Age and sex distribution was as follows: Mean Age 5.5years old(Standard deviation: 2.1), age distribution 2-61years old, below 10years old 151cases(92.6%) and above 10years old 12cases(7.4%). Male and female ratio was 1.81:1. 2. There were 67people(69.8%) with bilateral affected ear. Unilateral was 29people(30.2%). Affected ear distribution according to sex came out similarly. 3. Affected period distribution was as follows: over 12weeks 71cases(43.6%), under 12weeks 92cases(56.4%). Out of under 12weeks cases, 2-4weeks was 34cases(20.9%), 0-1weeks and 5-8weeks 20cases(12.3%), 9-12weeks 18cases(11.0%). There was evident difference about affected period between male and female. 4. All patients who served previous Tx in medical clinic(118 cases) took antibiotics. Only 6cases took tube insertion. The period of Taking antibiotics was as fellows: over 6weeks 42cases(35.6%), under 5weeks 37cases(31.4%). unknown 25cases(21.2%), jntermittent 14cases(11.9%). 5. In Period of Tx distribution, 5-6weeks showed 40cases(24.5%) which was highest number. In Improved cases(85cases), 3-4weeks and 5-6weeks each 22cases(25.9%) which was highest number. 1-2weeks 3cases(3.5%), 7-8weeks 12cases(14.1%), 9-10weeks 9cases(10.6%), 11-12weeks 10cases(11.8%), over 12weeks 7cases(8.2%). 6. The cases which have gastrointestinal Sx were 71cases(43.6%), the others 92cases(56.4%). Details of gastrointestinal Sx were as follows: Sx associated with appetite 47cases(47.5%), constipation 15cases(15.2%), abdominal pain and diarrhea 14cases(14.1%), frequent vomitting Teases(7.1%), etc 4cases(4.0%). 7. The cases which have accompanying disease were 116case(71.2%), the other 47cases(28.8%). Details a accompanying disease were as follows: sinusitis 57cases(35%), rhinitis 55cases(3.7%), allergic rhinitis 20cases(12.3%), atopic dermatitis 19cases(1.7%), urticaria 4cases(2.5%), asthma 3cases(1.8%), nasal polyp and conjunctivitis 2cases(1.2%) each, laryngitis 1case(0.6%).

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Effect of Steviol β-Glucopyranosyl Ester on The Production of Nitric Oxide and Inflammatory Cytokines in RAW 264.7 Cells (Steviol β-Glucopyranosyl Ester가 RAW 264.7 세포의 산화질소 및 염증성 사이토카인 생성에 미치는 영향)

  • Jung, Heehoon;Cho, Uk Min;Hwang, Hyung Seo;Cho, Kun;Lee, Sang Rin;Kim, Moo Sung
    • Journal of the Society of Cosmetic Scientists of Korea
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    • v.44 no.3
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    • pp.239-247
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    • 2018
  • Chronic inflammation is known to have effects on various diseases such as gout, cancer, dementia, atopic disease, and obesity. In addition, since some signal cascades involved in the development of inflammation are known to affect the damage and aging of the skin tissue, studies are being conducted actively to control the inflammation mechanism. In order to mitigate or prevent inflammatory response, a number of researches have been made to develop anti-inflammatory materials from some plants. In particular, Stevia rebaudiana produces steviol glycosides (SG), a natural sweetener with a distinctive flavor. Studies on some of SG have been shown to have anti-inflammatory activity. Researchers of this study expected that more SG also possess anti-inflammatory activity, besides stevioside, rebaudioside A, and steviol. In order to confirm this possibility, the researchers screened inhibition activity of various steviol glucosides for NO production in RAW 264.7 cell lines. As a result, steviol ${\beta}-glucopyranosyl$ ester (SGE) showed the highest inhibitory activity among steviol derivatives treated at the same molar concentration. In addition, we found that mRNA expression level of $interleukin-1{\alpha}$ ($IL-1{\alpha}$), $interleukin-1{\beta}$ ($IL-1{\beta}$), cyclooxygenase-2 (COX-2), nuclear factor kappa-light chain-enhancer of activated B cells ($NF-{\kappa}B$) and inducible nitric oxide synthase (iNOS) was also decreased in a dose-dependent manner. These results show that SGE inhibits anti-inflammatory activity and NO production in mouse macrophage RAW 264.7 cells. It was confirmed that SGE has potential to be applied as an anti-inflammatory material.

Tuberculin Skin Test and Change of Cytokines in Patients with Allergic Asthma (알레르기성 천식환자에 있어서 투베르쿨린 피부반응 검사와 Cytokine의 변화)

  • Yoon, Hyoung-Kyu;Shin, Yoon;Lee, Sang-Haak;Lee, Sook-Young;Kim, Seok-Chan;Ahn, Joong-Hyun;Kim, Kwan-Hyoung;Moon, Hwa-Sik;Park, Sung-Hak;Song, Jeong-Sup
    • Tuberculosis and Respiratory Diseases
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    • v.46 no.2
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    • pp.175-184
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    • 1999
  • Background: Bronchial asthma is characterized by chronic eosinophilic inflammatory airway disease associated with bronchial hyperresponsiveness and reversible airway obstruction. Bronchial inflammation in asthma may depend in part on the activation of T helper lymphocytes that elaborate proinflammatory cytokines. T helper (Th) lymphocytes can be divided into two categories; Th1 lymphocytes, which secrete IL-2, IL-12 and IFN-$\gamma$, and Th2 lymphocytes, which secrete IL-4, IL-5, IL-6 and IL-10. Th2 lymphocytes appear to induce allergic responses, whereas Th1 lymphocytes induce delayed-type hypersensitivity response. Some infections, such as tuberculosis, cultivate a Th1 immunological environment and inhibit Th2 lymphocytes function. The presence of such infections might inhibit Th2 immune responses and thus protect development of atopic diseases. Method: 15 patients with allergic bronchial asthma, 10 patients with intrinsic bronchial asthma, and 10 healthy volunteers were studied. The serum concentrations of IFN-$\gamma$, IL-12, IL-4, IL-5, and IL-10 were measured by ELISA method and tuberculin skin test was estimated in different groups. Results: The positive response rates of tuberculin test were 46.7% in patients with allergic asthma, 100% in patients with intrinsic asthma and 60% in normal controls. The positive response rates were significantly lower in patients with allergic asthma than those of in patients with intrinsic asthma (p<0.05). Degree of responses to tuberculin test were $12.0{\pm}9.6mm$ in patients with allergic asthma, $18.4{\pm}4.5mm$ in patients with intrinsic asthma and $10.9{\pm}8.8mm$ in normal controls. The degree of responses were significantly reduced in patients with allergic asthma than those of patients with intrinsic asthma (p<0.05). The serum levels of IL-5 in patients with allergic asthma were significantly higher than in patients with intrinsic asthma and normal controls (p<0.05), although it was insignificant. the serum levels of IL-4 and IL-10 in patients with allergic asthma were higher than that of intrinsic asthma and normal controls. The serum levels of IL-12 and IFN-$\gamma$ in patients with allergic asthma and intrinsic asthma were significantly lower than those in normal controls(p<0.05). The serum levels of total immunoglobulin E (IgE) and peripheral blood eosinophile counts in patients with allergic asthma were significantly higher than those in normal controls. Peripheral blood esinophil counts had a significant correlation with the serum levels of total IgE, IL-5 and IL-10 in patients with allergic asthma (p<0.05). Conclusion: These results have showed that Th1 lymphocyte functions were lowered and Th2 lymphocyte functions were elevated in patients with allergic asthma than those in normal controls. Suppression of Th1 lymphocyte functions by activation of Th2 lymphocyte might be one of the important aspects of pathogenesis in allergic bronchial asthma.

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