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2 "MicroRNA-21"
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Stromal Expression of MicroRNA-21 in Advanced Colorectal Cancer Patients with Distant Metastases
Kyu Sang Lee, Soo Kyung Nam, Jiwon Koh, Duck-Woo Kim, Sung-Bum Kang, Gheeyoung Choe, Woo Ho Kim, Hye Seung Lee
J Pathol Transl Med. 2016;50(4):270-277.   Published online May 31, 2016
DOI: https://doi.org/10.4132/jptm.2016.03.19
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  • 21 Web of Science
  • 16 Crossref
AbstractAbstract PDF
Background
The aim of this study was to determine the regional heterogeneity and clinicopathological significance of microRNA-21 (miR-21) in advanced colorectal cancer (CRC) patients with distant metastasis.
Methods
miR-21 expression was investigated by using locked nucleic acid– fluorescence in situ hybridization in the center and periphery of the primary cancer and in distant metastasis from 170 patients with advanced CRC. In addition, α-smooth muscle actin and desmin were evaluated to identify cancer-associated fibroblasts (CAFs) by using immunohistochemistry.
Results
The miR-21 signal was observed in the cancer stroma. The expression of miR-21 (a score of 1–4) in the center and periphery of the primary cancer and in distant metastasis was observed in specimens from 133 (78.2%), 105 (61.8%), and 91 (53.5%) patients, respectively. miR-21 expression was heterogeneous in advanced CRC. Discordance between miR-21 expression in the center of the primary cancer and either the periphery of the primary cancer or distant metastasis was 31.7% or 44.7%, respectively. miR-21 stromal expression in the periphery of the primary cancer was significantly associated with a better prognosis (p=.004). miR-21 expression was significantly associated with CAFs in the center of the primary cancer (p=.001) and distant metastases (p=.041).
Conclusions
miR-21 expression is observed in cancer stroma related to the CAF quantity and frequently presents regional heterogeneity in CRC. Our findings indicate that the role of miR-21 in predicting prognosis may be controversial but provide a new perspective of miR-21 level measurement in cancer specimens.

Citations

Citations to this article as recorded by  
  • Expression of Selected miRNAs in Normal and Cancer-Associated Fibroblasts and in BxPc3 and MIA PaCa-2 Cell Lines of Pancreatic Ductal Adenocarcinoma
    Václav Mandys, Alexey Popov, Robert Gürlich, Jan Havránek, Lucie Pfeiferová, Michal Kolář, Jana Vránová, Karel Smetana, Lukáš Lacina, Pavol Szabo
    International Journal of Molecular Sciences.2023; 24(4): 3617.     CrossRef
  • MicroRNAs and colorectal cancer: clinical potential and regulatory networks
    George Yiadom Osei, Joseph Adu-Amankwaah, Selina Koomson, Solomon Beletaa, Emmanuel Akomanin Asiamah, Cecilia Smith-Togobo, Siti Razila Abdul Razak
    Molecular Biology Reports.2023; 50(11): 9575.     CrossRef
  • MicroRNA-552 expression in colorectal cancer and its clinicopathological significance
    Joon Im, Soo Kyung Nam, Hye Seung Lee
    Journal of Pathology and Translational Medicine.2021; 55(2): 125.     CrossRef
  • Postoperative changes in plasma miR21‐5p as a novel biomarker for colorectal cancer recurrence: A prospective study
    Masahiro Fukada, Nobuhisa Matsuhashi, Takao Takahashi, Nobuhiko Sugito, Kazuki Heishima, Kazuhiro Yoshida, Yukihiro Akao
    Cancer Science.2021; 112(10): 4270.     CrossRef
  • Differential expression of microRNAs in colorectal cancer: Different patterns between isolated cancer gland and stromal cells
    Ayaka Sato, Yasuko Fujita, Koki Otsuka, Akira Sasaki, Hiromu Suzuki, Takayuki Matsumoto, Tamotsu Sugai
    Pathology International.2020; 70(1): 21.     CrossRef
  • High-Throughput Multiplex Immunohistochemical Imaging of the Tumor and Its Microenvironment
    Jiwon Koh, Yoonjin Kwak, Jin Kim, Woo Ho Kim
    Cancer Research and Treatment.2020; 52(1): 98.     CrossRef
  • Tumor Tissue MIR92a and Plasma MIRs21 and 29a as Predictive Biomarkers Associated with Clinicopathological Features and Surgical Resection in a Prospective Study on Colorectal Cancer Patients
    Masahiro Fukada, Nobuhisa Matsuhashi, Takao Takahashi, Nobuhiko Sugito, Kazuki Heishima, Yukihiro Akao, Kazuhiro Yoshida
    Journal of Clinical Medicine.2020; 9(8): 2509.     CrossRef
  • The promising role of noncoding RNAs in cancer-associated fibroblasts: an overview of current status and future perspectives
    Zengli Fang, Jin Xu, Bo Zhang, Wei Wang, Jiang Liu, Chen Liang, Jie Hua, Qingcai Meng, Xianjun Yu, Si Shi
    Journal of Hematology & Oncology.2020;[Epub]     CrossRef
  • Altered miR-21, miRNA-148a Expression in Relation to KRAS Mutation Status as Indicator of Adenoma-Carcinoma Transitional Pattern in Colorectal Adenoma and Carcinoma Lesions
    Somayeh Igder, Javad Mohammadiasl, Pooneh Mokarram
    Biochemical Genetics.2019; 57(6): 767.     CrossRef
  • Development and Validation of an Easy-to-Implement, Practical Algorithm for the Identification of Molecular Subtypes of Gastric Cancer: Prognostic and Therapeutic Implications
    Jiwon Koh, Keun-Wook Lee, Soo Kyung Nam, An Na Seo, Ji-Won Kim, Jin Won Kim, Do Joong Park, Hyung-Ho Kim, Woo Ho Kim, Hye Seung Lee
    The Oncologist.2019; 24(12): e1321.     CrossRef
  • Prognostic Utility of Histological Growth Patterns of Colorectal Lung Oligometastasis
    Son Jae Yeong, Min Gyoung Pak, Hyoun Wook Lee, Seung Yeon Ha, Mee Sook Roh
    Journal of Pathology and Translational Medicine.2018; 52(2): 98.     CrossRef
  • Effect of dietary components on miRNA and colorectal carcinogenesis
    Adewale Oluwaseun Fadaka, Babajide A. Ojo, Olusola Bolaji Adewale, Temitope Esho, Ashley Pretorius
    Cancer Cell International.2018;[Epub]     CrossRef
  • Ligand-Independent Epidermal Growth Factor Receptor Overexpression Correlates with Poor Prognosis in Colorectal Cancer
    Sumi Yun, Yoonjin Kwak, Soo Kyung Nam, An Na Seo, Heung-Kwon Oh, Duck-Woo Kim, Sung-Bum Kang, Hye Seung Lee
    Cancer Research and Treatment.2018; 50(4): 1351.     CrossRef
  • Mutation analysis of CTNNB1 gene and the ras pathway genes KRAS , NRAS , BRAF , and PIK3CA in eyelid sebaceous carcinomas
    Mi Jung Kwon, Eun Sook Nam, Seong Jin Cho, Hye-Rim Park, Soo Kee Min, Jinwon Seo, Ji-Young Choe
    Pathology - Research and Practice.2017; 213(6): 654.     CrossRef
  • Exosomal miRNAs and miRNA dysregulation in cancer-associated fibroblasts
    Fengming Yang, Zhiqiang Ning, Ling Ma, Weitao Liu, Chuchu Shao, Yongqian Shu, Hua Shen
    Molecular Cancer.2017;[Epub]     CrossRef
  • Clinicopathologic implications of immune classification by PD-L1 expression and CD8-positive tumor-infiltrating lymphocytes in stage II and III gastric cancer patients
    Jiwon Koh, Chan-Young Ock, Jin Won Kim, Soo Kyung Nam, Yoonjin Kwak, Sumi Yun, Sang-Hoon Ahn, Do Joong Park, Hyung-Ho Kim, Woo Ho Kim, Hye Seung Lee
    Oncotarget.2017; 8(16): 26356.     CrossRef
Altered Expression of PTEN and Its Major Regulator MicroRNA-21 in Pulmonary Neuroendocrine Tumors
Hyoun Wook Lee, Seung Yeon Ha, Mee Sook Roh
Korean J Pathol. 2014;48(1):17-23.   Published online February 25, 2014
DOI: https://doi.org/10.4132/KoreanJPathol.2014.48.1.17
  • 6,607 View
  • 42 Download
  • 10 Crossref
AbstractAbstract PDF
Background

Phosphatase and tensin homolog on chromosome ten (PTEN) is one of the most frequently inactivated tumor suppressors in various tumor types. MicroRNA-21 (miR-21) may affect tumor progression by post-transcriptional repression of expression of tumor suppressors, such as PTEN. This study was conducted to evaluate the significance of PTEN expression in pulmonary neuroendocrine (NE) tumors and to analyze the relationship between PTEN and miR-21 expressions.

Methods

Expressions of PTEN and miR-21 were investigated by immunohistochemistry and real time reverse transcription-polymerase chain reaction, respectively, in 75 resected pulmonary NE tumors (23 typical carcinoids [TCs], nine atypical carcinoids [ACs], 22 large cell NE carcinomas [LCNECs], and 21 small cell lung carcinomas [SCLCs]).

Results

Loss of PTEN expression was observed in four of 23 TCs (17.4%), four of nine ACs (44.4%), 16 of 22 LCNECs (72.7%) and nine of 21 SCLCs (42.9%) (p=.025). The expression level of miR-21 was significantly higher in high-grade NE carcinomas than in carcinoid tumors (p<.001). PTEN expression was inversely correlated with miR-21 expression (p<.001).

Conclusions

This study suggests that aberrant expression of PTEN in relation to miR-21 may represent an important step in the development and progression of pulmonary NE tumors.

Citations

Citations to this article as recorded by  
  • Role of microRNAs in regulating cell proliferation, metastasis and chemoresistance and their applications as cancer biomarkers in small cell lung cancer
    Monu Pandey, Abhirup Mukhopadhyay, Surender K. Sharawat, Sachin Kumar
    Biochimica et Biophysica Acta (BBA) - Reviews on Cancer.2021; 1876(1): 188552.     CrossRef
  • Neuroendocrine Tumors Are Enriched in Cowden Syndrome
    Alison Greidinger, Susan Miller-Samuel, Veda N. Giri, Michele Sue-Ann Woo, Saranya Akumalla, Charnita Zeigler-Johnson, Scott W. Keith, Daniel P. Silver
    JCO Precision Oncology.2020; (4): 551.     CrossRef
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    P. Gajate, T. Alonso-Gordoa, O. Martínez-Sáez, J. Molina-Cerrillo, E. Grande
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    Annunziata Di Domenico, Tabea Wiedmer, Ilaria Marinoni, Aurel Perren
    Endocrine-Related Cancer.2017; 24(9): R315.     CrossRef
  • Expression of hsa-let-7b-5p, hsa-let-7f-5p, and hsa-miR-222-3p and their putative targets HMGA2 and CDKN1B in typical and atypical carcinoid tumors of the lung
    Pietro Di Fazio, Moritz Maass, Silvia Roth, Christian Meyer, Joana Grups, Peter Rexin, Detlef K Bartsch, Andreas Kirschbaum
    Tumor Biology.2017; 39(10): 101042831772841.     CrossRef
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    Tsung-Ming Chang, Yan-Shen Shan, Pei-Yi Chu, Shih Sheng Jiang, Wen-Chun Hung, Yu-Lin Chen, Hsiu-Chi Tu, Hui-You Lin, Hui-Jen Tsai, Li-Tzong Chen
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    Hiroaki Tsunezuka, Kaori Abe, Junichi Shimada, Masayoshi Inoue
    Interactive CardioVascular and Thoracic Surgery.2016; 22(6): 860.     CrossRef
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    Cancers.2016; 8(4): 38.     CrossRef
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    Yu-Bin Meng, Xue Li, Zhao-Yang Li, Jin Zhao, Xu-Bo Yuan, Yu Ren, Zhen-Duo Cui, Yun-De Liu, Xian-Jin Yang
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J Pathol Transl Med : Journal of Pathology and Translational Medicine