• 제목/요약/키워드: Immunologic factors

검색결과 39건 처리시간 0.023초

A Successfully Treated Case of Recurrent Focal Segmental Glomerulosclerosis (FSGS) with Plasmapheresis and High dose Methylprednisolone Pulse Therapy

  • Her, Sun Mi;Lee, Keum Hwa;Shin, Jae Il
    • Childhood Kidney Diseases
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    • 제21권2호
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    • pp.165-168
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    • 2017
  • Focal segmental glomerulosclerosis (FSGS) in children, which is a kind of nephrotic syndrome showing steroid resistance, usually progresses to a substantial number of end stage renal disease (ESRD). Although the pathogenesis of primary FSGS is unclear, several recent studies have reported that FSGS is associated with circulating immune factors such as soluble urokinase-type plasminogen activator receptor (suPAR) or anti-CD40 autoantibody. We report a successfully treated case of a 19-year-old female patient who experienced a recurrence of primary FSGS. After the diagnosis of FSGS, the patient progressed to ESRD and received a kidney transplantation (KT). Three days later, recurrence was suspected through proteinuria and hypoalbuminemia. She has been performed plasmapheresis and high dose methylprednisolone pulse therapy and shown remission status without increasing proteinuria for four years after KT. In conclusion, strong immunosuppressive therapy may be helpful for a good prognosis of recurrent FSGS, suppressing several immunologic circulating factors related disease pathogenesis.

산모의 모유수유 적응과 모유 내 면역물질에 영향을 미치는 심리사회적 요인 (Maternal Psychosocial Factors that Affect Breastfeeding Adaptation and Immune Substances in Human Milk)

  • 김은숙;정미조;김수;신현아;이향규;신가영;한지희
    • 여성건강간호학회지
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    • 제20권1호
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    • pp.14-28
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    • 2014
  • Purpose: This study was to identify relationships of maternal psychosocial factors including mother's mood state, childcare stress, social support and sleep satisfaction with breastfeeding adaptation and immune substances in breast milk, especially secretory immunoglobulin A (sIgA) and transforming growth factor-beta 2 (TGF-${\beta}2$). Methods: Data were collected from 84 mothers who delivered full-term infants by natural childbirth. Structured questionnaires and breast milk were collected at 2~4 days and 6 weeks postpartum. Data were analyzed using descriptive statistics, Pearson's correlation, multiple linear regression, and generalized estimating equation (GEE). Results: Scores for the breastfeeding adaptation scale were significantly related with child care stress, mood state and social support. Mother's anger was positively correlated with the level of sIgA in colostrum (p<.01). Immune substances of breastmilk was significantly influenced by time for milk collection (p<.001) and the type of breastfeeding (sIgA, p<.001, TGF-${\beta}2$, p=.003). Regression analysis showed that breastfeeding adaptation could be explained 59.1% by the type of breastfeeding, childcare stress, the Profile of Mood States, emotional support and sleep quality (F=16.67, p<.001). Conclusion: The findings from this study provide important concepts of breastfeeding adaptation program and explanation of psychosocial factors by immune substances in breast milk. Future research, specially, bio-maker research on breast milk should focus on the ways to improve breastfeeding adaptation.

초유에 함유된 성장인자와 기능: 총설 (Growth Factors and Their Function in Colostrum: A Review)

  • 렌친핸드;손지윤;남명수
    • Journal of Dairy Science and Biotechnology
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    • 제34권1호
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    • pp.1-7
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    • 2016
  • 젖소 초유에는 성장인자가 풍부하게 함유되어 있는데, 상처 치유에 중요한 역할을 하고, 초유의 생리활성 기능을 담당하고 있다. Tyrosine kinase receptor의 활성을 유도하는 성장인자가 특이적으로 관여하여 세포의 분화, 면역기능, 신경기능 등 세포간 상호작용에 관여하는 EGFR(상피증식인자 수용체)와 FGFR(섬유아세포 증식인자)가 있다. 또한 VEGFR (혈관내피 증식인자)와 PDGF(혈소판유래 증식인자)도 존재한다. 조직회복을 위한 각질세포 분화와 세포의 이행에 성장인자가 상승효과를 나타내었고, 초유 또는 초유에 포함된 성장인자 peptide들은 장관질환 치료에 효과가 있으므로 치료제로 이용 가능성을 보여주었다.

염색체 이상에 의한 반복 유산 환자에서 체외수정시술 및 착상전 유전진단을 통한 임신 성공 1례 (A Case of Successful Pregnancy in Patient with Recurrent Spontaneous Abortion by Preimplantation Genetic Diagnosis Following IVF-ET)

  • 정진석;연규선;채희동;전용필;김정훈;강병문;장윤석;목정은
    • Clinical and Experimental Reproductive Medicine
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    • 제25권2호
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    • pp.135-140
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    • 1998
  • It was reported that the etiologies of recurrent spontaneous abortion are immunologic factors, endocrinologic problems, anatomical abnormalities, genetic abnormalities, infection, and unexplained factors. Among those etiologic factors, genetic abnormalities occur in about 5% of the couples who experience recurrent spontaneous abortions, and most common parental chromosomal abnormality contributing to recurrent abortion is balanced translocation. The advent of in vitro fertilization (IVF), the development of skills associated with the handling of human embryo, and an explosion of knowledge in molecular biology have opened the possibility of early diagnosis of genetic disease in preimplantation embryos. Therefore preimplantation genetic diagnosis (PGD) is indicated for couples, infertile or not, at risk of transmitting a genetic disease. A case of successful pregnancy and term delivery by PGD using fluorescence in situ hybridization (FISH) technique in patient with recurrent spontaneous abortion due to balanced translocation is presented with brief review of literatures.

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Two Cases of Toxic Epidermal Necrolysis Associated with Deflazacort Therapy in Nephrotic Syndrome: Successfully Treated with Cyclosporine A

  • Lim, Myung Hee;Bae, Hee Jung;Park, Sun Young;Kim, Sae Yoon;Park, Yong Hoon
    • Childhood Kidney Diseases
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    • 제20권2호
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    • pp.97-100
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    • 2016
  • Toxic epidermal necrolysis (TEN) is a rare, acute, serious, and potentially fatal skin disease, in which cell death causes the epidermis to separate from the dermis. It is thought to be a hypersensitivity complex that affects the skin and mucous membranes, and is caused by certain medications, infections, genetic factors, underlying immunologic disease, or more rarely, cancers. We report two cases of TEN associated with deflazacort (DFZ), a derivative of prednisolone, used in the first episode of nephrotic syndrome (NS). The skin eruption appeared on the $4^{th}$ and $5^{th}$ weeks after DFZ administration, while NS was in remission. The widespread lesions were managed by intensive supportive treatment, discontinuation of DFZ, and oral administration of cyclosporine. Both patients showed a rapid improvement in symptoms of TEN without any complications or relapse of NS.

Antiphospholipid Syndrome 산모에서 출산 1례 (Successful Live Birth of Woman with Antiphospholipid Syndrome)

  • 이호열;서정호;이상원;이영기;고민환;이태형;이성구
    • Journal of Yeungnam Medical Science
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    • 제13권1호
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    • pp.141-145
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    • 1996
  • Habitual pregnancy loss has been defined as three or more consecutive spontaneous abortions. The rate of recurrent pregnancy loss is 2% to 5% of reproducible women. Half of this failure can be explained by genetic, hormonal, infectious, and anatomic factors. And eighty percent of the unexplained failures are proposed to have an immunologic cause. The antiphospholipid antibodies are characterized by prolonged phospholipid-dependent coagulation test (known as APTT or Russel viper venom), thrombosis, thrombocytopenia, and fetal loss. The association of antiphospholipid antibodies with one or more of these characteristic clinical features has been termed the antiphospholipid syndrome. We have experienced a case of successful live birth after treated a woman with heparin and aspirin who has experienced spontaneous abortion four times with antiphospholipid antibodies and present it with the review of literature.

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脫毛에 對한 臨床的 考察 (A Clinical Study on Alopecia)

  • 김혜정;채병윤
    • 한방안이비인후피부과학회지
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    • 제9권1호
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    • pp.166-172
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    • 1996
  • The alopecia is classified to Alopecia areata, Telogen effluvium, Anagen effluvium and Androgenetic alopecia. The exact cause of alopecia is not known, but a inherent and immunologic anc psychosomatic and endocrinic factors are suspected. We analysed clinical study in 77 patients, who had visited to the Dept. of Dermatology, Hospital of Oriental Medicine, Kyung Hee University to treat alopecia from June, 1994 to March, 1995. The results were summarized as follows; 1. In the series of 77 patients, $52\%\;were\;male\;and\;48\%$ were female. The peak incidence of age group was 20 to 29 ($55\%$). 2. The peak incidence of age group at on set was 20 to 29 ($49\%$). 3. The most frequent feature was insomnia ($25\%$). Frequent appeared signs and symptoms in descending order were head itching, head scale, fatigue and dizziness. 4. The personal history of patient were seborrheic dermatitis ($17\%$), atopic dermatitis, disorder of thyroid gland and acne in descending order. 5. The patients with family history occupied $25\%$. 6. Shineung Yangjin Dan was most used in treatments as $36\%$.

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편타성 손상 후 발생한 원형탈모증 임상치험 1례 (The Clinical Observation on 1 Case of Alopecia Areata Following Whiplash Injury)

  • 황종순;이아람;임대정;조현석;김경호;김갑성
    • 한방안이비인후피부과학회지
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    • 제17권3호
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    • pp.138-145
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    • 2004
  • The clinical features and therapeutic results of alopecia areata are variable and unpredictable. For example, genetic, psychic, immunologic factors are regarded as the reason of alopecia areata. For the relationship between alopecia and whiplash injury, Dr. Guun explained that whiplash injury by the traffic accident produces cervical muscle spasm, and it makes autonomic nerve change. The tropical changes accompanied with ischemic change of scalp vessels made by this mechanism cause alopecia areata. And Yesudian reported the case of scalp alopecia as the result of ischemic change following traffic accident. We have experienced a 25-year-old woman with Alopecia areata following whiplash injury by traffic accident, and who had no risk factor of it. The patient was treated by acupuncture and physical treatment. Her hair loss, cervical angle and pain were improved through acupuncture treatment. This case of alopecia areata following whiplash injury is uncommon, so we report the mechanism of it, but should collect more cases and observations.

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대장균에서 흉막폐렴균 독소 Apx I과 Apx II의 대량발현 (Mass expression of Apx I and Apx II of Actinobacillus pleuropneumoniae in Escherichia coli)

  • 김태중;이봉주;이재일
    • 대한수의학회지
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    • 제45권2호
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    • pp.185-189
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    • 2005
  • Actinobacillus pleuropneumoniae is the causative agent of a porcine contagious pleuropneumonia. Among several virulence factors including exotoxin (Apx toxins), LPS, transferrin-binding proteins, OMPs, and some proteases, Apx toxins have been major targets for the protection study. In this study, cloning and expression of A. pleuropneumoniae Apx I and Apx II toxin, which are produced by all highly virulent strains, were performed by Escherichia coli expression system. Genes coding Apx I and II toxin were amplified from the A. pleuropneumoniae serotype 5 genomic DNA using polymerase chain reaction and cloned to a prokaryotic expression vector, pRSET. Expression of the Apx I and Apx II coding sequences in E. coli resulted in the formation of insoluble inclusion bodies purified according to a denaturing purification protocol, which employs the use of guanidium. Recombinant proteins were purified using $Ni^{2+}$-charged resin affinity purification. This expression and purification system made it possible to produce Apx I and Apx II in large amounts for further immunologic studies.

Pathophysiology and protective approaches of gut injury in critical illness

  • Jung, Chang Yeon;Bae, Jung Min
    • Journal of Yeungnam Medical Science
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    • 제38권1호
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    • pp.27-33
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    • 2021
  • The gut is a complex organ that has played an important role in digestion, absorption, endocrine functions, and immunity. The gut mucosal barriers consist of the immunologic barrier and nonimmunologic barrier. During critical illnesses, the gut is susceptible to injury due to the induction of intestinal hyperpermeability. Gut hyperpermeability and barrier dysfunction may lead to systemic inflammatory response syndrome. Additionally, gut microbiota are altered during critical illnesses. The etiology of such microbiome alterations in critical illnesses is multifactorial. The interaction or systemic host defense modulation between distant organs and the gut microbiome is increasingly studied in disease research. No treatment modality exists to significantly enhance the gut epithelial integrity, permeability, or mucus layer in critically ill patients. However, multiple helpful approaches including clinical and preclinical strategies exist. Enteral nutrition is associated with an increased mucosal barrier in animal and human studies. The trophic effects of enteral nutrition might help to maintain the intestinal physiology, prevent atrophy of gut villi, reduce intestinal permeability, and protect against ischemia-reperfusion injury. The microbiome approach such as the use of probiotics, fecal microbial transplantation, and selective decontamination of the digestive tract has been suggested. However, its evidence does not have a high quality. To promote rapid hypertrophy of the small bowel, various factors have been reported, including the epidermal growth factor, membrane permeant inhibitor of myosin light chain kinase, mucus surrogate, pharmacologic vagus nerve agonist, immune-enhancing diet, and glucagon-like peptide-2 as preclinical strategies. However, the evidence remains unclear.