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Yoon, Dou Hee,Lee, Eun Kyung,Kim, Chung Won 가톨릭대학교 2000 Bulletin of The Catholic Research Institutes of Me Vol.28 No.-
Atopic peripheral blood mononuclear cells(PBMC) are reduced in secretion of interferon-gamma(IFN-γ) which is implicated to play a role in the pathogenesis of this disease. In general, the increased level of plasma and skin histamine in patients with AD and the low threshold for histamine release from atopic basophils were noted. The aim of this study was to investigate whether histamine could modulate the synthesis of IFN-γ and interleukin12(IL-12) in AD PBMC because both cytokines stimulates Th1 cells which is the potential role in the pathogenesis and aggravating factor of AD. Human PBMC stimulated with toxic shock syndrome toxin-1(TSST-1) derived from AD and normals were treated with histamine in the presence of or in the absence of diphenhydramine, an H1 receptor antagonist, and cimetidine, an H2 receptor antagonist. The release and mRNA expression of IFN-γ and IL-12 by the stimulated PBMC were analyzed by enzyme-linked immunosorbent assay and reverse transcriptation-polymerase chain reaction(RT-PCR). The results are as follows ; AD PBMC showed significantly less production of IFN-γ by TSST-1 stimulation, but not in IL-12 production. Histamine suppressed both of these cytokine production, particulary in IFN-γ production in AD. Diphenhydramine did not significantly alter the inhibitory effects on histamine action, but cimetidine was effective antagonist against to production for both cytokines. However, the effectiveness of cimetidine in AD is significantly inferior to that of in normals. Histamine inhibited IFN-γ and IL-12 p40 mRNA expression in PBMC. In conclusion, these data suggested that histamine might have an influence on the dysregulation of IFN-γ production by PBMC in AD via activation of histamine H2 receptors. Futhermore, H2 receptor abnormality in AD PBMC is proposed and needs to be further investigated. (Asthma and Allergy 19(3):459-467, 1999)
윤두희 ( Dou Hee Yoon ),이동원 ( Dong Won Lee ),조백기 ( Baik Kee Cho ),이창우 ( Chang Woo Lee ) 대한피부과학회 1995 대한피부과학회지 Vol.33 No.4
Herpes gestationis(HG) characterized by the development of autoantibodies to the basement membrane is a pruritic bullous dermatosis of pregnancy and the postpartum period. HG is diag nosed on the basis of clinical findings, and a direct or indirect immunofluorescent test including an assaying for the denmonstration of IgG autoantibody in the serum. We report a case of herpes gestationis in Korea which showed a typical clinical and histopathologic findings accuring in a 30-year old primiparous patient. We could confirm the diagnosis in this case by in vitro C3 staining, and immunoblot analysis which revealed the presence of antibodies in her sertim against 180kD antigen of epidermal protein. (Kor J Dermatol 1995;33(4): 727-732)
윤두희(Dou Hee Yoon),김시용(Si Yong Kim),조상현(Sang Hyun Cho),허동(Dong Houh),조백기(Baik Kee Cho) 대한피부과학회 1995 대한피부과학회지 Vol.33 No.1
Eccrine spiradenoma is a txnign, painful tumor of the skin, which probably originates in the coil of the eccrine sweat glands and presents a characteristic clinical and pa.hological picture. However recently, the weakness and inconsistency of the enzymes histochemican, actions and electron microscopic findings, and the presence of numerous undifferentiated and indetirn, inate cells suggest a rather low degree of differentiation. We present herein four cases of eccrine spiradenoma which show livrse histopat.hologic characteristics including typical rosette-like structure, ductal structure, vacuar structure and mixed type, respectively. This report may support the premise that eccrine spiridinoma is defived not only from the eccrine duct but also from pluripotential stem cells. (Kor J Dermatol 995; 33<1): 140-144)
제초제 Paraquat ( GramoxoneR ) 의 접촉에 의한 다형 홍반
윤두희(Dou Hee Yoon),이준영(Jun Young Lee),김형옥(Hyung Ok Kim),김정원(Chung Won Kim) 대한피부과학회 1993 대한피부과학회지 Vol.31 No.6
Paraquat is the most important bipyridyl herbicide, acting as a norselective herbicide with somewhat unique properties. The major acute local cutaneous side effects reslt from the caustic properties of paraquat, which produce local ulceration of the epithelial surface. Blistering of the skin and cracking and even loss of the fingernails have been reported. Its systemic taxic ties also include pulmonary fibrosis, cardiac failure, renal failure, and hepatotoxicity. We report a case of erytlema multiforme with transient heat-toxicity due to percutanious absorption of paraquat. A 31-year-old farmer was admitted to our de artment because of target-like bullous erythema on both thighs and buttocks following accidenta contact with paraquat. The histopathologic findings show d spongiesis, exocytosis, intercellular dema in the epidermis, degeneration of dermo-epidermal junction and inflammatory cell infiltrations in the dermis especially papillary and perivascular area. (Kor J Dermatol 1993;31(6):948-952)
윤두희 ( Dou Hee Yoon ),조상현 ( Sang Hyun Cho ),김시용 ( Si Yong Kim ),조백기 ( Baik Kee Cho ) 대한피부과학회 1995 대한피부과학회지 Vol.33 No.4
Lichen nitidus, characterized by its typical clinical and histopathologic findings, is an uncomrnon chronic dermatosis of unknowned etiology. The distribution of this disease is most often localized, but in some cases it may becorne generalized. Some authors suggested that lichen nitidus is a variant of lichen planus in terms of its coincidence, ultrastructural and immunophenot,ypic studies. We report herein a case of lichen nitidus which presents dark brown linear, grouped, or confluent papules on the face, cheat, and upper extremities, accompanying with the histopathologic findings of pigmentary incontirence in the portion of claw clutching a ball appearance. This report suggests that lichen nitidus shows hyperpigmentation clinically and could be one of the dermatoses which exhibit pigmentavy incontinence in a histopathologic study. (Kor J Dermatol 1995;33(4): 794-797)
윤두희(Dou Hee Yoon),최성우(Sung Woo Choi),조백기(Baik Kee Cho) 대한피부과학회 1994 대한피부과학회지 Vol.32 No.1
Eruptive vellus hair cysts and steatocystoma multiplex have clinical similarities in terms of age of onset, location and appeararice of the lesions, but histopathologic feitures are distinctively differen-tiated. We present herein a 37-year-old woman with eruptive vellus hair cyst and steatocystoma multiplex as well. The histopathologic sections from 2 different lesions showed features of both eruptive vellus hair cyst with sebaceous gland in and near the cyst wall, and steatocy toma multiplex with rudimentary hair follicle near the cyst wall. This case may support the premie that eruptive vellus hair cyst and steatocystoma multiplex have a common developmental origin. (Kor J Dermatol 1994; 32(1): 149-152)
최태진,권윤희,윤두희,김태윤,김정원 ( Tae Jin Choi,Yoon Hee Kwon,Dou Hee Yoon,Tae yoon Kim,Chung Won Kim ) 대한피부과학회 1997 대한피부과학회지 Vol.35 No.4
Pyoderma gangrenosum is a rare, recurrent, painful and ulcerative skin disorder of unknown etiology, but is commonly associated with a variety of underlying systemic diseases of ulcerative colitis, rheumatoid arthritis, monoclonal gammopathies, Crohns disease, chronic active hepatitis and some hematologic diseases such as leukemia, thrombocythemia, dysglobulinemia and myeloma. We describe a 50 year-old woman who had pyoderma gangrenosum associated with idiopathic myelofibrosis. The findings of a bone marrow biopsy revealed proliferation of fibroblasts and a dense reticulin network, which were consistent with myelofibrosis. Steroid therapy resulted in a good response temporarily but, she died within a year after diagnosis. To our knowledge, our present case associated with idiopathic myelofibrosis is the first reported case in the Korean literature. (Kor J Dematol 1997;35(4): 781-785)