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  1. Article ; Online: Mesenchymal stem cells co-cultured with colorectal cancer cells showed increased invasive and proliferative abilities due to its altered p53/TGF-β1 levels.

    Oh, In-Rok / Raymundo, Bernardo / Kim, MiJung / Kim, Chan-Wha

    Bioscience, biotechnology, and biochemistry

    2019  Volume 84, Issue 2, Page(s) 256–267

    Abstract: Signaling between cancer cells, their neighboring cells, and mesenchymal stem cells (MSCs) forms the tumor microenvironment. The complex heterogeneity of this microenvironment varies depending on the tumor type and its origins. However, most of the ... ...

    Abstract Signaling between cancer cells, their neighboring cells, and mesenchymal stem cells (MSCs) forms the tumor microenvironment. The complex heterogeneity of this microenvironment varies depending on the tumor type and its origins. However, most of the existing cancer-based studies have focused on cancer cells. In this study, we used a direct co-culture system (cross-talk signaling) to induce cross-interaction between cancer cells and mesenchymal stem cells. This induced deformation of MSCs. MSCs showed a diminished ability to maintain homeostasis. In particular, increase in the invasion ability of MSCs by TGF-β1 and decrease in p53, which plays a key role in cancer development, is an important discovery. It can thus be deduced that blocking these changes can effectively inhibit metastatic colorectal cancer. In conclusion, understanding the interactions and changes in MSCs associated with cancer will help develop novel therapeutic strategies for cancer.
    MeSH term(s) Cell Line, Tumor ; Cell Proliferation ; Coculture Techniques ; Colorectal Neoplasms/genetics ; Colorectal Neoplasms/metabolism ; Colorectal Neoplasms/pathology ; Gene Expression Profiling ; Humans ; Mesenchymal Stem Cells/cytology ; Mesenchymal Stem Cells/metabolism ; Neoplasm Invasiveness ; Oligonucleotide Array Sequence Analysis ; Transforming Growth Factor beta1/metabolism ; Tumor Microenvironment ; Tumor Suppressor Protein p53/metabolism
    Chemical Substances TGFB1 protein, human ; TP53 protein, human ; Transforming Growth Factor beta1 ; Tumor Suppressor Protein p53
    Language English
    Publishing date 2019-10-10
    Publishing country England
    Document type Journal Article
    ZDB-ID 1106450-x
    ISSN 1347-6947 ; 0916-8451
    ISSN (online) 1347-6947
    ISSN 0916-8451
    DOI 10.1080/09168451.2019.1676692
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article: Mesenchymal stem cells co-cultured with colorectal cancer cells showed increased invasive and proliferative abilities due to its altered p53/TGF-β1 levels

    Oh, In-Rok / Raymundo, Bernardo / Kim, MiJung / Kim, Chan-Wha

    Bioscience, biotechnology, and biochemistry. 2020 Feb. 1, v. 84, no. 2

    2020  

    Abstract: Signaling between cancer cells, their neighboring cells, and mesenchymal stem cells (MSCs) forms the tumor microenvironment. The complex heterogeneity of this microenvironment varies depending on the tumor type and its origins. However, most of the ... ...

    Abstract Signaling between cancer cells, their neighboring cells, and mesenchymal stem cells (MSCs) forms the tumor microenvironment. The complex heterogeneity of this microenvironment varies depending on the tumor type and its origins. However, most of the existing cancer-based studies have focused on cancer cells. In this study, we used a direct co-culture system (cross-talk signaling) to induce cross-interaction between cancer cells and mesenchymal stem cells. This induced deformation of MSCs. MSCs showed a diminished ability to maintain homeostasis. In particular, increase in the invasion ability of MSCs by TGF-β1 and decrease in p53, which plays a key role in cancer development, is an important discovery. It can thus be deduced that blocking these changes can effectively inhibit metastatic colorectal cancer. In conclusion, understanding the interactions and changes in MSCs associated with cancer will help develop novel therapeutic strategies for cancer.
    Keywords biotechnology ; carcinogenesis ; coculture ; colorectal neoplasms ; deformation ; homeostasis ; metastasis ; therapeutics
    Language English
    Dates of publication 2020-0201
    Size p. 256-267.
    Publishing place Taylor & Francis
    Document type Article
    Note NAL-AP-2-clean
    ZDB-ID 1106450-x
    ISSN 1347-6947 ; 0916-8451
    ISSN (online) 1347-6947
    ISSN 0916-8451
    DOI 10.1080/09168451.2019.1676692
    Database NAL-Catalogue (AGRICOLA)

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  3. Article ; Online: A Novel Multi-Component Formulation Reduces Inflammation In Vitro and Clinically Lessens the Symptoms of Chronic Eczematous Skin.

    Kim, Jihee / Jung, Eunjoong / Yang, Wonmi / Kim, Chun-Kang / Durnaoglu, Serpen / Oh, In-Rok / Kim, Chan-Wha / Sinskey, Anthony J / Mihm, Martin C / Lee, Ju Hee

    International journal of molecular sciences

    2023  Volume 24, Issue 16

    Abstract: Long-term treatments for inflammatory skin diseases like atopic dermatitis or eczema can cause adverse effects. Super Protein Multifunction (SPM) was investigated as a potential treatment for managing skin inflammation by monitoring the expression of pro- ...

    Abstract Long-term treatments for inflammatory skin diseases like atopic dermatitis or eczema can cause adverse effects. Super Protein Multifunction (SPM) was investigated as a potential treatment for managing skin inflammation by monitoring the expression of pro-inflammatory cytokines induced using LPS and poly(I:C)/TNFα in HaCaT keratinocytes and Hs27 fibroblasts as measured via RT-PCR. SPM solution was also assessed for its effect on cytokine release, measured using ELISA, in a UVB-irradiated 3D human skin model. To evaluate the efficiency of SPM, 20 patients with mild eczematous skin were randomized to receive SPM or vehicle twice a day for three weeks in a double-blind controlled trial. In vitro studies showed SPM inhibited inflammation-induced IL-1β, IL-6, IL-33, IL-1α, TSLP, and TNFα expression or release. In the clinical study, the SPM group showed significant improvements in the IGA, PA, and DLQI scores compared to the vehicle group. Neither group showed significant differences in VAS (pruritus). Histological analysis showed reduced stratum corneum thickness and inflammatory cell infiltration. The results suggest that SPM may reduce inflammation in individuals with chronic eczematous skin.
    MeSH term(s) Humans ; Tumor Necrosis Factor-alpha/genetics ; Eczema ; Skin ; Inflammation ; Pruritus ; Cytokines ; Excipients
    Chemical Substances Tumor Necrosis Factor-alpha ; Cytokines ; Excipients
    Language English
    Publishing date 2023-08-19
    Publishing country Switzerland
    Document type Randomized Controlled Trial ; Journal Article
    ZDB-ID 2019364-6
    ISSN 1422-0067 ; 1422-0067 ; 1661-6596
    ISSN (online) 1422-0067
    ISSN 1422-0067 ; 1661-6596
    DOI 10.3390/ijms241612979
    Database MEDical Literature Analysis and Retrieval System OnLINE

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