Anti‐tumor effects of PIM/PI3K/mTOR triple kinase inhibitor IBL‐302 in neuroblastoma
Open accessAbstract
The PI3K pathway is a major driver of cancer progression. However, clinical resistance to PI3K inhibition is common. IBL-302 is a novel highly specific triple PIM, PI3K, and mTOR inhibitor. Screening IBL-302 in over 700 cell lines representing 47 tumor types identified neuroblastoma as a strong candidate for PIM/PI3K/mTOR inhibition. IBL-302 was more effective than single PI3K inhibition in vitro, and IBL-302 treatment of neuroblastoma patient-derived xenograft (PDX) cells induced apoptosis, differentiated tumor cells, and decreased N-Myc protein levels. IBL-302 further enhanced the effect of the common cytotoxic chemotherapies cisplatin, doxorubicin, and etoposide. Global genome, proteome, and phospho-proteome analyses identified crucial biological processes, including cell motility and apoptosis, targeted by IBL-302 treatment. While IBL-302 treatment alone reduced tumor growth in vivo, combination therapy with low-dose cisplatin inhibited neuroblastoma PDX growth. Complementing conventional chemotherapy treatment with PIM/PI3K/mTOR inhibition has the potential to improve clinical outcomes and reduce severe late effects in children with high-risk neuroblastoma.
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Current treatment strategies for ESCC primarily include surgery, radiotherapy, and chemotherapy.
“Current treatment strategies for ESCC primarily include surgery, radiotherapy, and chemotherapy.27,28”
From Macrophage efferocytosis mediated by the TP63-RAC2 pathway promotes immunosuppressive remodeling in esophageal cancer (2026) · cites this paper as [28]
The Introduction lists surgery, radiotherapy, and chemotherapy among current treatments for neuroblastoma. It does not address treatment strategies for ESCC, so the claim’s disease-specific attribution is unsupported. (LLM, conf=0.87)
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- Authors
- Mohlin, S., Hansson, K., Radke, K., Martinez, S., Blanco‐Apiricio, C., Garcia‐Ruiz, C., Welinder, C., Esfandyari, J., O'Neill, M., Pastor, J., von Stedingk, K., & Bexell, D.
- Affiliations
- Lund University (SE)
- Corresponding author
- Mohlin, Sofie
- Bexell, Daniel
- ORCID
- Venue
- EMBO Molecular Medicine
- Published
- 2019-07-16
- Volume
- 11
- Issue
- 8
- Pages
- e10058-e10058
- ISSN
- 1757-4676 (ISSN-L)
- 1757-4684
- PMC
- PMC6685085
- OpenAlex
- W2961239351
- Cited by
- 40
- References
- 2
- Citations by year
- 2026: 1 · 2025: 1 · 2024: 4 · 2023: 2 · 2022: 10 · 2021: 10 · 2020: 10 · 2019: 1 · 2018: 1
- FWCI
- 5.24
- Type
- journal article
- Language
- en
- Update notices
- Open access
- gold
- doi.org
- Locations
- EMBO Molecular Medicine (publishedVersion, other-oa)
- Europe PMC (PubMed Central) (publishedVersion, cc-by)
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- LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas) (submittedVersion, cc-by-nc-sa)
- DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion)
- Lund University Publications (Lund University) (submittedVersion)
- Funders
- Swedish Research Council
- Cancerfonden
- Barncancerfonden
- Region Skåne
- Research Funds of Skåne University Hospital
- Mary Bevé Foundation
- Magnus Bergvalls stiftelse
- Thelma Zoéga Foundation
- Hans von Kantzow Foundation
- Crafoord Foundation
- Åke Wiberg Foundation
- Jeanssons Stiftelser
- Ollie och Elof Ericssons stiftelser
- Berth von Kantzows stiftelse
- Royal Physiographic Society of Lund
- Spanish Ministry of Health and Social Policy (ADE08/90038)
- Spanish Ministry of Science and Innovation (CIT‐090000‐2008‐14)
- Topics
- Health Sciences › Medicine › Neurology › Neuroblastoma Research and Treatments
- Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › PI3K/AKT/mTOR signaling in cancer
- Health Sciences › Medicine › Genetics › Glioma Diagnosis and Treatment
- Keywords
- PIM kinases, PI3K inhibition, mTOR inhibition, neuroblastoma, PI3K signaling, MYCN, apoptosis, tumor differentiation, cisplatin combination therapy, patient-derived xenografts, chemoresistance, phosphoproteomics, cell motility, childhood cancer
- MeSH terms
- N-Myc Proto-Oncogene Protein, Phosphoinositide-3 Kinase Inhibitors, Animals, Antineoplastic Combined Chemotherapy Protocols, Cell Differentiation, Cell Movement, Female, Humans, Mice, Nude, Neuroblastoma, Proto-Oncogene Proteins, Pyridines, Pyrimidines, Thiophenes, Signal Transduction, Apoptosis, Protein Serine-Threonine Kinases, Xenograft Model Antitumor Assays, Cell Line, Tumor, Tumor Burden, Phosphatidylinositol 3-Kinase, TOR Serine-Threonine Kinases
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