ArticleInternational journal of molecular sciences2021
Dual Knockdown of Musashi RNA-Binding Proteins MSI-1 and MSI-2 Attenuates Putative Cancer Stem Cell Characteristics and Therapy Resistance in Ovarian Cancer Cells.
Article in International journal of molecular sciences, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.
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Who cites it
22 citing papers in PubMed, 24 citations in OpenAlex.
- Musashi-1 Drives Radioresistance and Stemness in Head and Neck Squamous Cell Carcinoma via a Radioresistant FaDu Model.Cancer science · 2026Article
- Ro 08-2750 increases radiation-induced cytotoxicity in DLBCL by dysregulating the DNA damage response.Strahlentherapie und Onkologie : Organ der Deutschen Rontgengesellschaft ... [et al] · 2026Article
- Long-read, whole-genome sequencing and chemotherapy response of two patient-derived organoids from a TP53- and KRAS-mutant ovarian carcinoma.bioRxiv : the preprint server for biology · 2026Article
- Hypoxic mesenchymal stem cell-Derived Exosomal circPTP4A2 improves granulosa cell mitochondrial function via YBX1.Cellular and molecular life sciences : CMLS · 2026Article
- Largazole targets Musashi protein expression via miR-125b-5p and sensitizes triple-negative breast cancer cells to radiation.Frontiers in pharmacology · 2026Article
- Prognostic marker Musashi-2 modulates DNA damage response and radioresistance in diffuse large B-cell lymphoma.Frontiers in cell and developmental biology · 2025Article
- RNA Binding Proteins are Pivotal Regulators of Cancer Radioresistance and Potential Targets for Preventing Tumor Recurrence.Current radiopharmaceuticals · 2025Review
- Role of Natural Binding Proteins in Therapy and Diagnostics.Life (Basel, Switzerland) · 2024Article
- SH3RF2 contributes to cisplatin resistance in ovarian cancer cells by promoting RBPMS degradation.Communications biology · 2024Article
- Regulation and signaling pathways in cancer stem cells: implications for targeted therapy for cancer.Molecular cancer · 2023Review
- The Musashi RNA-binding proteins in female cancers: insights on molecular mechanisms and therapeutic relevance.Biomarker research · 2023Review
- RNA-Binding Proteins and Their Emerging Roles in Cancer: Beyond the Tip of the Iceberg.International journal of molecular sciences · 2023Article
- Article
- Rationally designed inhibitors of the Musashi protein-RNA interaction by hotspot mimicry.Research square · 2023Article
- Rationally designed inhibitors of the Musashi protein-RNA interaction by hotspot mimicry.bioRxiv : the preprint server for biology · 2023Article
- Role of the RNA-binding protein family in gynecologic cancers.American journal of cancer research · 2023Review
- "DEPHENCE" system-a novel regimen of therapy that is urgently needed in the high-grade serous ovarian cancer-a focus on anti-cancer stem cell and anti-tumor microenvironment targeted therapies.Frontiers in oncology · 2023Review
- RNA binding proteins (RBPs) and their role in DNA damage and radiation response in cancer.Advanced drug delivery reviews · 2022Review
- Review
- Knockdown of the stem cell marker Musashi-1 inhibits endometrial cancer growth and sensitizes cells to radiation.Stem cell research & therapy · 2022Article
Corrections and comments
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Authors and funding
6 authors at 1 institution in 1 country.
Funding
Abstract
In ovarian cancer, therapy resistance mechanisms complicate cancer cell eradication. Targeting Musashi RNA-binding proteins (MSI) may increase therapeutic efficacy. Database analyses were performed to identify gene expression associations between MSI proteins and key therapy resistance and cancer stem cell (CSC) genes. Then, ovarian cancer cells were subjected to siRNA-based dual knockdown of MSI-1 and MSI-2. CSC and cell cycle gene expression was investigated using quantitative polymerase chain reaction (qPCR), western blots, and flow cytometry. Metabolic activity and chemoresistance were assessed by MTT assay. Clonogenic assays were used to quantify cell survival post-irradiation. Database analyses demonstrated positive associations between MSI proteins and putative CSC markers NOTCH, MYC, and ALDH4A1 and negative associations with NOTCH inhibitor NUMB. MSI-2 expression was negatively associated with the apoptosis regulator p21. MSI-1 and MSI-2 were positively correlated, informing subsequent dual knockdown experiments. After MSI silencing, CSC genes were downregulated, while cell cycle progression was reduced. Metabolic activity was decreased in some cancer cells. Both chemo- and radioresistance were reduced after dual knockdown, suggesting therapeutic potential. Dual knockdown of MSI proteins is a promising venue to impede tumor growth and sensitize ovarian cancer cells to irradiation and chemotherapy.
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