Cell CyclePub Date : 2024-03-01Epub Date: 2024-05-02DOI: 10.1080/15384101.2024.2345484
Dawid Sobański, Paweł Bogdał, Rafał Staszkiewicz, Małgorzata Sobańska, Michał Filipowicz, Ryszard Adam Czepko, Damian Strojny, Beniamin Oskar Grabarek
{"title":"Evaluation of differences in expression pattern of three isoforms of the transforming growth factor beta in patients with lumbosacral stenosis.","authors":"Dawid Sobański, Paweł Bogdał, Rafał Staszkiewicz, Małgorzata Sobańska, Michał Filipowicz, Ryszard Adam Czepko, Damian Strojny, Beniamin Oskar Grabarek","doi":"10.1080/15384101.2024.2345484","DOIUrl":"10.1080/15384101.2024.2345484","url":null,"abstract":"<p><p>The study investigates molecular changes in the lumbosacral (L/S) spine's yellow ligamentum flavum during degenerative stenosis, focusing on the role of transforming growth factor beta 1-3 (TGF-β-1-3). Sixty patients with degenerative stenosis and sixty control participants underwent molecular analysis using real-time quantitative reverse transcription reaction technique (RTqPCR), enzyme-linked immunosorbent assay (ELISA), Western blot, and immunohistochemical analysis (IHC). At the mRNA level, study samples showed reduced expression of <i>TGF-β-1</i> and <i>TGF-β-3</i>, while <i>TGF-β-2</i> increased by only 4%. Conversely, at the protein level, the study group exhibited significantly higher concentrations of TGF-β-1, TGF-β-2, and TGF-β-3 compared to controls. On the other hand, at the protein level, a statistically significant higher concentration of TGF-β-1 was observed (2139.33 pg/mL ± 2593.72 pg/mL vs. 252.45 pg/mL ± 83.89 pg/mL; <i>p</i> < 0.0001), TGF-β-2 (3104.34 pg/mL ± 1192.74 pg/mL vs. 258.86 pg/mL ± 82.98 pg/mL; <i>p</i> < 0.0001), TGF-β-3 (512.75 pg/mL ± 107.36 pg/mL vs. 55.06 pg/mL ± 9.83 pg/mL, <i>p</i> < 0.0001) in yellow ligaments obtained from patients of the study group compared to control samples. The study did not establish a significant correlation between TGF-β-1-3 concentrations and pain severity. The findings suggest that molecular therapy aimed at restoring the normal expression pattern of TGF-β-1-3 could be a promising strategy for treating degenerative stenosis of the L/S spine. The study underscores the potential therapeutic significance of addressing molecular changes at the TGF-β isoforms level for better understanding and managing degenerative spinal conditions.</p>","PeriodicalId":9686,"journal":{"name":"Cell Cycle","volume":null,"pages":null},"PeriodicalIF":4.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11135850/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140847891","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cell CyclePub Date : 2024-03-01Epub Date: 2024-05-24DOI: 10.1080/15384101.2024.2355825
Yang Yu, Gang Nie, Yi-Wei Ren, Liu Ouyang, Chen-Ming Ni
{"title":"Pumilio RNA binding family member 1 deficiency activates anti-tumor immunity in hepatocellular carcinoma via restraining M2 macrophage polarization.","authors":"Yang Yu, Gang Nie, Yi-Wei Ren, Liu Ouyang, Chen-Ming Ni","doi":"10.1080/15384101.2024.2355825","DOIUrl":"10.1080/15384101.2024.2355825","url":null,"abstract":"<p><p>Pumilio RNA-binding family member 1 (PUM1) has been implicated in both the progression of colorectal cancer and the regulation of inflammation. The role of PUM1 in the polarization of tumor-associated macrophages (TAMs) into the M2 phenotype has not yet been reported in hepatocellular carcinoma. Using the PUM1-knockout mice model, flow cytometry, and IHC, we validated the role of PUM1 in hepatocellular carcinoma (HCC) TAMs. One-way analysis of variance (ANOVA) or student's t-tests was used to compare the experimental groups. We found that PUM1 inhibited anti-tumor immunity in HCC through TAM-mediated inhibition of CD8+ T cells. We also showed that PUM1 promotes the transformation of TAMs into pro-tumorigenic M2-like phenotypes by activating cAMP signaling pathway. This study emphasized the potential of PUM1 as a target for immunotherapy in HCC through TAMs. The present study revealed the molecular mechanism underlying the pro-tumor role of PUM1 in HCC.</p>","PeriodicalId":9686,"journal":{"name":"Cell Cycle","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11229713/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141093076","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Knock down of APE1 suppressed gastric cancer metastasis via improving immune disorders caused by myeloid-derived suppressor cells.","authors":"Baoming Zhang, Qiang Tang, Wenchao Shi, Zengtao Bao, Shanting Gao, Cheng Pan","doi":"10.1080/15384101.2024.2351629","DOIUrl":"10.1080/15384101.2024.2351629","url":null,"abstract":"<p><p>Gastric cancer is a highly immunogenic malignancy. Immune tolerance facilitated by myeloid-derived suppressor cells (MDSCs) has been implicated in gastric cancer resistance mechanisms. The potential role of APE1 in regulating gastric cancer metastasis by targeting MDSCs remains uncertain. In this study, the plasmid Plxpsp-mGM-CSF was used to induce high expression of granulocyte-macrophage colony-stimulating factor (GM-CSF) in GES-1 cells. For tumor transplantation experiments, AGS, AGS+GM-CSF and AGS+GM-CSF-siAPE1 cell lines were established by transfection, followed by subcutaneous implantation of tumor cells. MDSCs, Treg cells, IgG, CD3 and CD8 levels were assessed. Transfection with siAPE1 significantly inhibited tumor growth compared to the AGS+GM-CSF group. APE1 gene knockdown modulated the immune system in gastric cancer mice, characterized by a decrease in MDSCs and an increase in Treg cells, IgG, CD3 and CD8. In addition, APE1 gene knockdown resulted in decreased levels of pro-MDSC cytokines (HGF, CCL5, IL-6, CCL12). Furthermore, APE1 gene knockdown inhibited proliferation, migration and invasion of AGS and MKN45 cells. AGS-GM-CSF cell transplantation increased MDSC levels and accelerated tumor growth, whereas APE1 knockdown reduced MDSC levels, inhibited tumor growth and attenuated inflammatory infiltration in gastric cancer tissues. Strategies targeting the APE1/MDSC axis offer a promising approach to the prevention and treatment of gastric cancer, providing new insights into its management.</p>","PeriodicalId":9686,"journal":{"name":"Cell Cycle","volume":null,"pages":null},"PeriodicalIF":4.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11135849/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140891474","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cell CyclePub Date : 2024-03-01Epub Date: 2024-04-29DOI: 10.1080/15384101.2024.2345469
Yicun Liu, Xi Luo, WeiJie Chen, Zhixing Dong, Tiaochun Cheng, Lin Chen, Linling Ju, Weihua Cai, Zhaolian Bian
{"title":"Hsa_circ_0079875 functions as a competitive endogenous RNA to promote hepatocellular carcinoma progression.","authors":"Yicun Liu, Xi Luo, WeiJie Chen, Zhixing Dong, Tiaochun Cheng, Lin Chen, Linling Ju, Weihua Cai, Zhaolian Bian","doi":"10.1080/15384101.2024.2345469","DOIUrl":"10.1080/15384101.2024.2345469","url":null,"abstract":"<p><p>Circular RNA (circRNA) can influence the development of hepatocellular carcinoma (HCC) as a competitive endogenous RNA (ceRNA). However, there are still many circRNAs whose functions are unknown. Our research explores the role of a novel circRNA, hsa_circ_0079875, in HCC. The expression of hsa_circ_0079875 in HCC was verified by next-generation sequencing, quantitative reverse transcription-polymerase chain reaction (qRT-PCR), and fluorescence in situ hybridization (FISH). The distribution of hsa_circ_0079875 in HCC cells was investigated by RNA subcellular isolation and FISH assays. The functional effects on HCC proliferation, invasion, migration, cell cycle, and apoptosis were verified by overexpression and knockdown of hsa_circ_0079875. Moreover, xenograft mouse models and immunohistochemistry experiments were used to assess the function of hsa_circ_0079875 <i>in vivo</i>. Hsa_circ_0079875 was up-regulated in HCC tissues and mainly distributed in the cytoplasm. Higher hsa_circ_0079875 leads to larger tumor tissue, more microvascular invasion(MVI) and higher AFP levels, which in turn leads to a poor prognosis. Overexpression of hsa_circ_0079875 can promote the proliferation, migration, and invasion of HCC cells and inhibit apoptosis <i>in</i> <i>vitro and in</i> <i>vivo</i>. Knocking down hsa_circ_0079875 has the opposite effect. Sequencing and biological information predicted the target miRNA and mRNA of hsa_circ_0079875. Further bioinformatics and clinical correlation analysis revealed that hsa_circ_0079875 promote the malignant biological behaviors of HCC through hsa_circ_0079875/miR-519d-59/NRAS ceRNA net. Therefore, hsa_circ_0079875 can be a potential prognostic marker and therapeutic target for HCC.</p>","PeriodicalId":9686,"journal":{"name":"Cell Cycle","volume":null,"pages":null},"PeriodicalIF":4.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11135875/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140849480","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"MyoD1 promotes the transcription of BIK and plays an apoptosis-promoting role in the development of gastric cancer.","authors":"Fei Wu, Jinyuan Zhang, Qiuyu Jiang, Qian Li, Fang Li, Jia Li, Wei Lv, Xiaofei Wang, Yannan Qin, Chen Huang, Shuqun Zhang","doi":"10.1080/15384101.2024.2348344","DOIUrl":"10.1080/15384101.2024.2348344","url":null,"abstract":"<p><p>Myogenic differentiation (MyoD) 1, which is known as a pivotal transcription factor during myogenesis, has been proven dysregulated in several cancers. However, litter is known about the precise role and downstream genes of MyoD1 in gastric cancer (GC) cells. Here, we report that MyoD1 is lowly expressed in primary GC tissues and cells. In our experiments, overexpression of MyoD1 inhibited cell proliferation. Downstream genes of MyoD1 regulation were investigated using RNA-Seq. As a result, 138 up-regulated genes and 20 down-regulated genes and 27 up-regulated lncRNAs and 20 down-regulated lncRNAs were identified in MyoD1 overexpressed MKN-45 cells, which participated in epithelial cell signaling in Helicobacter pylori infection, glycosaminoglycan biosynthesis (keratan sulfate), notch signaling pathway, and others. Among these genes, BIK was directly regulated by MyoD1 in GC cells and inhibited cancer cell proliferation. The BIK knockdown rescued the effects of MyoD1 overexpression on GC cells. In conclusion, MyoD1 inhibited cell proliferation via 158 genes and 47 lncRNAs downstream directly or indirectly that participated in multiple signaling pathways in GC, and among these, MyoD1 promotes BIK transcription by binding to its promoter, then promotes BIK-Bcl2-caspase 3 axis and regulates GC cell apoptosis.</p>","PeriodicalId":9686,"journal":{"name":"Cell Cycle","volume":null,"pages":null},"PeriodicalIF":4.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11135814/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140862273","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Michał Wójcik, Nikola Zmarzły, Alicja Derkacz, Tomasz Kulpok-Bagiński, Natasza Blek, Beniamin Oskar Grabarek
{"title":"Gene expression profile of mitogen-activated kinases and microRNAs controlling their expression in HaCaT cell culture treated with lipopolysaccharide A and cyclosporine A.","authors":"Michał Wójcik, Nikola Zmarzły, Alicja Derkacz, Tomasz Kulpok-Bagiński, Natasza Blek, Beniamin Oskar Grabarek","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>Studies indicate that mitogen-activated protein kinases (MAPKs) are activated and overexpressed in psoriatic lesions. The aim of the study was to assess changes in the expression pattern of genes encoding MAPKs and microRNA (miRNA) molecules potentially regulating their expression in human adult low-calcium high-temperature (HaCaT) keratinocytes exposed to bacterial lipopolysaccharide A (LPS) and cyclosporine A (CsA). HaCaT cells were treated with 1 µg/mL LPS for 8 h, followed by treatment with 100 ng/mL cyclosporine A for 2, 8, or 24 h. Untreated cells served as controls. The molecular analysis consists of microarray, quantitative real-time polymerase chain reaction, and enzyme-linked immunosorbent assay analyses. The statistical analysis of the obtained results was performed using Transcriptome Analysis Console and STATISTICA 13.5 PL with the statistical significance threshold of <i>p</i> < 0.05. Changes in the expression profile of six mRNAs: dual-specificity phosphatase 1 (<i>DUSP1)</i>, dual-specificity phosphatase 4 (<i>DUSP4)</i>, mitogen-activated protein kinase kinase 2 (<i>MAP2K2)</i>, mitogen-activated protein kinase kinase 7 (<i>MAP2K7)</i>, mitogen-activated protein kinase kinase kinase 2 (<i>MAP3K2)</i> and mitogen-activated protein kinase 9 (<i>MAPK9)</i> in cell culture exposed to LPS or LPS and the drug compared to the control. We observed that under the LPS and cyclosporine treatment, the expression o/ miR-34a, miR-1275, miR-3188, and miR-382 changed significantly (<i>p</i> < 0.05). We demonstrated a potential relationship between <i>DUSP1</i> and miR-34a; <i>DUSP4</i> and miR-34a, miR-382, and miR-3188; <i>MAPK9</i> and miR-1275, <i>MAP2K7</i> and mir-200-5p; <i>MAP3K2</i> and mir-200-5p, which may be the subject of further research in the context of psoriasis.</p>","PeriodicalId":9686,"journal":{"name":"Cell Cycle","volume":null,"pages":null},"PeriodicalIF":4.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140038820","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cell CyclePub Date : 2024-03-01Epub Date: 2024-05-14DOI: 10.1080/15384101.2024.2348918
Ping Ma, Huajiao Yu, Mingda Zhu, Li Liu, Luyao Cheng, Zhengxue Han, Wulong Jin
{"title":"NCAPD2 promotes the malignant progression of oral squamous cell carcinoma via the Wnt/β-catenin pathway.","authors":"Ping Ma, Huajiao Yu, Mingda Zhu, Li Liu, Luyao Cheng, Zhengxue Han, Wulong Jin","doi":"10.1080/15384101.2024.2348918","DOIUrl":"10.1080/15384101.2024.2348918","url":null,"abstract":"<p><p>Oral squamous cell carcinoma (OSCC) is the most common type of oral cancer, with a poor prognosis, yet the underlying mechanism needs further exploration. Non-SMC condensin I complex subunit D2 (NCAPD2) is a widely expressed protein in OSCC, but its role in tumor development is unclear. This study aimed to explore NCAPD2 expression and its biological function in OSCC. NCAPD2 expression in OSCC cell lines and tissue specimens was analyzed using quantitative polymerase chain reaction, western blotting, and immunohistochemistry. Cancer cell growth was evaluated using cell proliferation, 5-Ethynyl-2'-deoxyuridine (EdU) staining, and colony formation assays. Cell migration was evaluated using wound healing and Transwell assays. Apoptosis was detected using flow cytometry. The influence of NCAPD2 on tumor growth <i>in vivo</i> was evaluated in a mouse xenograft model. NCAPD2 expression was significantly higher in OSCC than that in normal oral tissue. <i>In vitro</i>, the knockdown of NCAPD2 inhibited OSCC cell proliferation and promoted apoptosis. NCAPD2 depletion also significantly inhibited the migration of OSCC cells. Moreover, NCAPD2 overexpression induced inverse effects on OSCC cell phenotypes. <i>In vivo</i>, we demonstrated that downregulating NCAPD2 could inhibit the tumorigenicity of OSCC cells. Mechanically, OSCC regulation by NCAPD2 involved the Wnt/β-catenin signaling pathway. These results suggest <i>NCAPD2</i> as a novel oncogene with an important role in OSCC development and a candidate therapeutic target for OSCC.</p>","PeriodicalId":9686,"journal":{"name":"Cell Cycle","volume":null,"pages":null},"PeriodicalIF":4.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11135826/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140921099","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cell CyclePub Date : 2024-03-01Epub Date: 2024-05-16DOI: 10.1080/15384101.2024.2353553
Xiaohong Wang, Huarui Lu, Grace Sprangers, Timothy C Hallstrom
{"title":"UHRF2 accumulates in early G<sub>1</sub>-phase after serum stimulation or mitotic exit to extend G<sub>1</sub> and total cell cycle length.","authors":"Xiaohong Wang, Huarui Lu, Grace Sprangers, Timothy C Hallstrom","doi":"10.1080/15384101.2024.2353553","DOIUrl":"10.1080/15384101.2024.2353553","url":null,"abstract":"<p><p>Ubiquitin like with PHD and ring finger domains 2 (UHRF2) regulates the cell cycle and epigenetics as a multi-domain protein sharing homology with UHRF1. UHRF1 functions with DNMT1 to coordinate daughter strand methylation during DNA replication, but UHRF2 can't perform this function, and its roles during cell cycle progression are not well defined. UHRF2 role as an oncogene vs. tumor suppressor differs in distinct cell types. UHRF2 interacts with E2F1 to control Cyclin E1 (<i>CCNE1</i>) transcription. UHRF2 also functions in a reciprocal loop with Cyclin E/CDK2 during G<sub>1</sub>, first as a direct target of CDK2 phosphorylation, but also as an E3-ligase with direct activity toward both Cyclin E and Cyclin D. In this study, we demonstrate that UHRF2 is expressed in early G<sub>1</sub> following either serum stimulation out of quiescence or in cells transiting directly out of M-phase, where UHRF2 protein is lost. Further, UHRF2 depletion in G2/M is reversed with a CDK1 specific inhibitor. UHRF2 controls expression levels of cyclins and CDK inhibitors and controls its own transcription in a negative-feedback loop. Deletion of <i>UHRF2</i> using CRISPR/Cas9 caused a delay in passage through each cell cycle phase. UHRF2 loss culminated in elevated levels of cyclins but also the CDK inhibitor p27<sup>KIP1</sup>, which regulates G<sub>1</sub> passage, to reduce retinoblastoma phosphorylation and increase the amount of time required to reach G<sub>1</sub>/S passage. Our data indicate that UHRF2 is a central regulator of cell-cycle pacing through its complex regulation of cell cycle gene expression and protein stability.</p>","PeriodicalId":9686,"journal":{"name":"Cell Cycle","volume":null,"pages":null},"PeriodicalIF":4.3,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11135863/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140944123","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Pseudogene OCT4-pg5 upregulates OCT4B expression to promote bladder cancer progression by competing with miR-145-5p.","authors":"Wuer Zhou, Yue Yang, Wei Wang, Chenglin Yang, Zhi Cao, Xiaoyu Lin, Huifen Zhang, Yuansong Xiao, Xiaoming Zhang","doi":"10.1080/15384101.2024.2353554","DOIUrl":"10.1080/15384101.2024.2353554","url":null,"abstract":"<p><p>Bladder cancer (BC) is one of the most common malignant neoplasms worldwide. Competing endogenous RNA (ceRNA) networks may identify potential biomarkers associated with the progression and prognosis of BC. The OCT4-pg5/miR-145-5p/OCT4B ceRNA network was found to be related to the progression and prognosis of BC. OCT4-pg5 expression was significantly higher in BC cell lines than in normal bladder cells, with OCT4-pg5 expression correlating with OCT4B expression and advanced tumor grade. Overexpression of OCT4-pg5 and OCT4B promoted the proliferation and invasion of BC cells, whereas miR-145-5p suppressed these activities. The 3' untranslated region (3'UTR) of OCT4-pg5 competed for miR-145-5p, thereby increasing OCT4B expression. In addition, OCT4-pg5 promoted epithelial-mesenchymal transition (EMT) by activating the Wnt/β-catenin pathway and upregulating the expression of matrix metalloproteinases (MMPs) 2 and 9 as well as the transcription factors zinc finger E-box binding homeobox (ZEB) 1 and 2. Elevated expression of OCT4-pg5 and OCT4B reduced the sensitivity of BC cells to cisplatin by reducing apoptosis and increasing the proportion of cells in G1. The OCT4-pg5/miR-145-5p/OCT4B axis promotes the progression of BC by inducing EMT via the Wnt/β-catenin pathway and enhances cisplatin resistance. This axis may represent a therapeutic target in patients with BC.</p>","PeriodicalId":9686,"journal":{"name":"Cell Cycle","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11229759/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141261382","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cell CyclePub Date : 2024-03-01Epub Date: 2024-05-31DOI: 10.1080/15384101.2024.2360287
Yuanyuan Li, Li-Quan Zhou, Ying Yin
{"title":"Surfeit locus protein 4 modulates endoplasmic reticulum function and maintains oocyte quality.","authors":"Yuanyuan Li, Li-Quan Zhou, Ying Yin","doi":"10.1080/15384101.2024.2360287","DOIUrl":"10.1080/15384101.2024.2360287","url":null,"abstract":"<p><p>Surfeit locus protein 4 is a cargo receptor mediating cargo transport from the endoplasmic reticulum lumen to the Golgi apparatus. Loss of <i>Surf4</i> gene led to embryonic lethality in mice. However, the role of <i>Surf4</i> during oocyte development remains unknown. In this study, we generated the mouse model with oocyte-specific knockout of <i>Surf4</i> gene. We found that adult mice with deletion of <i>Surf4</i> showed normal folliculogenesis, ovulation and fertility. However, loss of <i>Surf4</i> slightly impaired oocyte quality, thus led to partial oocyte meiotic arrest and reduced ratio of blastocyst formation. Consistent with this, the distribution of endoplasmic reticulum was disturbed in <i>Surf4</i>-deficient oocytes in mice. These results demonstrated that although <i>Surf4</i> is dispensable for female mouse fertility, <i>Surf4</i> modulates endoplasmic reticulum arrangement and participates in regulation of developmental competence of oocytes.</p>","PeriodicalId":9686,"journal":{"name":"Cell Cycle","volume":null,"pages":null},"PeriodicalIF":3.4,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11229756/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141179008","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}