• Title/Summary/Keyword: undifferentiated

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A Study of Marital Satisfaction gby Sex and Sex Role Identity (성과 성역할정체감 유형에 따른 결혼만족도에 관한 연구 -포항지역을 대상으로-)

  • 김명순
    • Journal of the Korean Home Economics Association
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    • v.26 no.4
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    • pp.161-172
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    • 1988
  • The purpose of present study was to investigate the effect of sex and sex role identity on marital satisfaction. The short-from Bem Sex Role Inventory(BSRI) and Marital satisfaction Scale (MSS) were administered to the married men (n=90) and women (n=130) in Pohaing City. The data were analysed by two-way ANOVA and the Scheff method of multiple comparison. Major findings were as follows: 1. Marital satisfaction was significantly related to sex role identity rather than to sex: The androgynous group reported the highest marital satisfaction scores, whereas the undifferentiated group did the lowest scores. 2. There was no significant sex difference in marital satisfaction socres among the masculine, androgynous, and undifferentiated groups except the feminine one. Only in the feminie group, males who had high feminity scores reported high marital satisfaction scores, whereas females who had high femininity scores reported low marital satisfaction scores.

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Sex Role Identity by Gender & Socioeconomic Status and the Association with Academic Performance: A Comparison of American and Korean Student Groups

  • Yang, Jang-Ae
    • International Journal of Human Ecology
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    • v.10 no.2
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    • pp.79-85
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    • 2009
  • This survey examined sex role identities (androgyny, masculinity, femininity, and undifferentiated), gender, and academic achievement scores from an international sampling of college students. For a comparison, American students and Korean students responded to survey questions on the Bem Sex Role Inventory and the Korean Sex Role Inventory respectively, reported family socio-economic status and achievement scores on the American College Testing (ACT) or Korean Scholastic Ability Test (KSAT). Results in this study indicate that a higher percentage of American students report an androgynous or undifferentiated gender role identity than do Koreans, while Korean students are more likely to show a feminine gender role identity than Americans. Although American students reported higher levels of androgyny in their gender role identity, those who fit the feminine gender role identity group showed higher ACT scores than other gender role identity types. However, in the Korean sample, the masculine gender role identity produced a higher academic achievement for both males and females.

A case of combined lung cancer squamo-adeno-undifferentiated carcinoma (혼합형 원발성 폐암 1례 보고)

  • 김송명
    • Journal of Chest Surgery
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    • v.16 no.3
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    • pp.368-374
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    • 1983
  • Combined type of primary lung cancer is a very rare form in clinical experience, which is 3 histologically different variants of bronchogenic carcinoma. These type had a well differentiated squamous carcinoma forming keratin pearls, well differentiated adenocarcinoma and pleomorphic undifferentiated cell carcinoma, usually small cell carcinoma. The patient, a male, 49-Y-0, was complaint coughing, mild dyspnea, blood tinged sputum and chest pain. Under diagnosis of lung cancer preoperatively, the right total pneumonectomy was performed with very difficulty such as arrhythmia, ventilation impairment during post operation course. The histology of specimen was disclose as 3 different histological type, combined lung cancer as squamoadenoundifferentiated carcinoma. The mediastinal nodes were freed from metastasis but the parietal pleural metastatic loci was found. The radio & chemotherapy were performed post-operatively. The patient had been experienced empyema at post-pneumonectomy space and then open drainage procedure and thoracoplasty had been added for treatment course. The patient is alive recently.

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Erythropoietin increases neuronal cell differentiation : association of transcriptional factors AP-l and NF-$\kappa$B activation

  • Lee, Sang-Min;Park, Hye-Ji;Lee, Yoot-Mo;Moon, Dong-Cheul;Kim, Kyong-Soon;Cho, Kyong-Ju;Yoon, Do-Young;Song, Suk-Gil;Hong, Jin-Tae
    • Proceedings of the PSK Conference
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    • 2003.10b
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    • pp.169.2-170
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    • 2003
  • Erythropietin (EPO), a hematopoietic factor is also required for normal brain development, and its receptor is localized in brain. Therefore, it is possible that EPO could act as a neurotropic factor inducing differentiation of neurons. The present study, we therefore investigated whether EPO can increase differentiation of undifferentiated cortical neuron isolated from postneonatal (Day 1) rat brains and PC12 cell, undifferentiated dopaminagic cell line. EPO dose (1-100 U/ml) dependently increased cell differentiation and expression of differentiation marker gene (neurofilament and tyrosine hydroxylase) in both cells. (omitted)

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Expression of HBP2 in Human Spermatogonial Stem Cell-like Cells from Nonobstructive Azoospermia Patients and Its Role in G1/S Transition & Downregulation in Colon Cancer

  • Yoo, Jung-Ki;Lee, Dong-Ryul;Lim, Jung-Jin;Kim, Jin-Kyeoung
    • Reproductive and Developmental Biology
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    • v.32 no.4
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    • pp.211-215
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    • 2008
  • The HMG box containing protein (HBP) has a high mobility group domain and involved in the regulation of proliferation and differentiation of tissues. We screened HBP2 in glioblastoma using Suppression Subtractive Hybridization (SSH) and isolated human spermatogonial stem cell-like cells (hSSC-like cells) derived from patients of nonobstructive azoospermia (NOA). Expression of HBP2 was analyzed by RT-PCR in undifferentiated stem cells (human Embryonic Stem Cells, hSSC-like cells 2P) and spontaneous differentiated stem cells (hSSC-like cells 4P). It was overexpressed in hESC and hSSC-like cells 2P but not in hSSC-like cells 4P. Also, the expression level of HBP2 was downregulated in colon tumor tissues compared to normal tissues. Specifically in synchronized WI-38 cells, HBP2 was highly upregulated until the G1 phase of the cell cycle and gradually decreased during the S phase. Our results suggest that HBP2 was downregulated during the spontaneous differentiation of hSSC-like cells. HBP2 was differently expressed in colon tissues and was related to G1-progression in WI-38 cells. It may playa role in the maintenance of an undifferentiated hSSC-like cell state and transits from G1 to S in WI-38 cells. This research was important that it identified a biomarker for an undifferentiated state of hSSC-like cells and characterized its involvement to arrest during cell cycle in colon cancer.