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DRUG CLASS:

CXCL12 inhibitor

13d
Inhibition of chemokine CXCL12 modulates the tumor microenvironment in glioblastoma and potentiates immune checkpoint inhibitor efficacy in a tissue-specific manner. (PubMed, Neurooncol Adv)
We treated SB28 tumor-bearing mice with vehicle, ICI, CXCL12 inhibitor (NOX-A12), or a combination of NOX-A12 with ICI...CXCL12 inhibition demonstrates therapeutic potential in facilitating anti-tumor immune response by dual mechanism, including T cell expansion and TAM reduction. The inability to deplete TAMs and improve survival in intracranial GBM underscores the need to address brain-specific mechanisms underlying TAM persistence to advance immunotherapy in GBM.
Journal • Checkpoint inhibition
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CD8 (cluster of differentiation 8) • CXCL12 (C-X-C Motif Chemokine Ligand 12) • CD4 (CD4 Molecule)
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olaptesed pegol (NOX-A12)
13d
Renaissance of farnesyltransferase inhibitors in cancer. (PubMed, J Transl Med)
The "second chance" for FTIs is here but the successful clinical implementation of FTIs can only be achieved if the design of the new clinical trials do not repeat mistakes of the past: application of these drugs without predictive markers.
Review • Journal
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EGFR (Epidermal growth factor receptor) • KRAS (KRAS proto-oncogene GTPase) • HRAS (Harvey rat sarcoma viral oncogene homolog)
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HRAS mutation
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Zarnestra (tipifarnib)
2ms
L-RNA aptamer-based CXCL12 inhibition combined with radiotherapy and bevacizumab in newly-diagnosed glioblastoma: expansion of the phase I/II GLORIA trial. (PubMed, Nat Commun)
Rapid vascular recovery is a key feature preceding glioblastoma (GBM) recurrence after radiotherapy (RT). Median progression-free (PFS) and overall survival (OS) after RT + BEV + NOX-A12 were 9.1 and 19.9 months, respectively, significantly outperforming RT + NOX-A12 (p = 0.009; p = 0.021) in a post-hoc comparative analysis, with two patients exceeding 2-year OS. These findings establish proof-of-principle for dual inhibition of CXCL12 and VEGF in patients with newly-diagnosed GBM following RT.
P1/2 data • Journal
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MGMT (6-O-methylguanine-DNA methyltransferase) • CXCL12 (C-X-C Motif Chemokine Ligand 12)
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MGMT promoter methylation
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Avastin (bevacizumab) • olaptesed pegol (NOX-A12)
2ms
Aptamers in cancer therapy: Why has clinical translation lagged behind preclinical promise? (PubMed, Biomed Pharmacother)
Through analysis of representative clinical programs, including the systemic nucleolin-targeting aptamer AS1411, the microenvironment-modulating CXCL12 inhibitor NOX-A12, and the locally administered personalized platform AM003, this review highlights how delivery strategy, target context, and clinical deployment critically shape therapeutic outcomes. Recurrent translational barriers related to systemic exposure, tumor accessibility, regulatory pathways, and competition with established modalities are identified, together with lessons from both failed and emerging programs. Finally, we discuss practical strategies to improve clinical alignment, including human-relevant selection models, localized or combination therapies, and AI-assisted design, positioning aptamers for context-appropriate roles in future precision oncology.
Preclinical • Review • Journal
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CXCL12 (C-X-C Motif Chemokine Ligand 12) • NCL (Nucleolin)
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olaptesed pegol (NOX-A12) • QN-165
2ms
Aptamers targeting immune checkpoints for tumor immunotherapy: a comprehensive review. (PubMed, Front Oncol)
Although most aptamer-based checkpoint inhibitors remain in preclinical stages, early phase clinical investigations (primarily with C-X-C motif chemokine ligand 12 (CXCL12)-targeting Spiegelmer NOX-A12 in combination settings, as well as earlier programs such as AS1411 targeting nucleolin) have demonstrated effective inhibition of immune checkpoint signaling, reactivation of T-cell function, and synergistic effects when combined with existing immunotherapies. Preclinical and early phase clinical investigations have demonstrated that aptamers can effectively inhibit immune checkpoint signaling, reactivate T-cell function, and potentiate synergistic effects when combined with existing immunotherapies. By critically evaluating current progress and identifying key translational challenges, this review provides strategic insights into the future development of aptamer-based immunotherapeutic platforms, ultimately guiding the advancement of more precise, cost-effective, and personalized cancer treatment modalities.
Review • Journal
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PD-1 (Programmed cell death 1) • CXCL12 (C-X-C Motif Chemokine Ligand 12) • NCL (Nucleolin)
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olaptesed pegol (NOX-A12) • QN-165
3ms
Model-Based Patient Selection and Dosing Strategies for HRAS and PIK3CA Dysregulated HNSCC: A QSP Model for Alpelisib and Tipifarnib Combination. (PubMed, Clin Pharmacol Ther)
Global sensitivity analysis identified compensatory feedback, tumor proliferation rate, and PI3K-mTOR crosstalk as key determinants of tumor response. This novel QSP application exemplifies an innovative bottom-up modeling approach to support patient selection and dosing strategies for future clinical studies.
Journal
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PIK3CA (Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha) • HRAS (Harvey rat sarcoma viral oncogene homolog) • RHEB (Ras Homolog, MTORC1 Binding)
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PIK3CA mutation
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Piqray (alpelisib) • Zarnestra (tipifarnib)
4ms
Combined Inhibition of HRAS and MEK Induces Tumor Regression and Restores Myogenic Differentiation in HRAS-Mutant Rhabdomyosarcoma. (PubMed, Cancer Res)
Farnesyltransferase (FTase) inhibitors (FTIs), such as tipifarnib, inhibit HRAS membrane localization and blunt RAS effector signaling, leading to an antitumor effect in HRAS-mutant FN-RMS preclinical models...Co-targeting FTase and MEK restrained tumor progression and induced terminal myogenic differentiation. These findings highlight an effective combinatorial strategy and support its preclinical translation for patients with HRAS-mutant RMS.
Journal
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KRAS (KRAS proto-oncogene GTPase) • NRAS (Neuroblastoma RAS viral oncogene homolog) • HRAS (Harvey rat sarcoma viral oncogene homolog) • FOXO1 (Forkhead box O1) • PAX3 (Paired Box 3)
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KRAS mutation • NRAS mutation • HRAS mutation
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Zarnestra (tipifarnib)
6ms
KURRENT-HN: Combination Trial of Tipifarnib and Alpelisib in Adult Recurrent/ Metastatic Head and Neck Squamous Cell Carcinoma (R/M HNSCC) (clinicaltrials.gov)
P1/2, N=45, Completed, Kura Oncology, Inc. | Active, not recruiting --> Completed | Trial completion date: Dec 2025 --> Jul 2025 | Trial primary completion date: Dec 2025 --> Jul 2025
Trial completion • Trial completion date • Trial primary completion date
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PIK3CA (Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha) • HRAS (Harvey rat sarcoma viral oncogene homolog)
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Piqray (alpelisib) • Zarnestra (tipifarnib)
6ms
Using single-cell and transcriptome data to identify prognostic genes associated with SUMO-ylation and their molecular regulatory mechanisms in breast cancer. (PubMed, BMC Cancer)
In this study, 8 SUMO-ylation related prognostic genes were identified in BRCA, namely GPC1, CAPZA1, NUDCD1, MTDH, COX7A1, PLK3, FAM43A and CEBPD, offering fresh perspectives on the prognosis of BRCA.
Journal • BRCA Biomarker
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CD8 (cluster of differentiation 8) • BRCA (Breast cancer early onset) • GPC1 (Glypican 1) • FAM43A (Family With Sequence Similarity 43 Member A) • MTDH (Metadherin)
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sorafenib • Zarnestra (tipifarnib)
6ms
Integrative computational approach to farnesyltransferase inhibition toward anti-liver cancer drug candidate from Syzygium cumini essential oils. (PubMed, Mol Biol Res Commun)
However, MD simulations confirmed that both essential oil compounds exhibit binding stability comparable to that of Tipifarnib. Finally, α-humulene epoxide II and bornyl acetate from S. cumini exhibit favorable drug-like properties, high predicted safety margins, and a lack of organ-specific toxicity, underscoring their suitability for further drug development.
Journal
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HIF1A (Hypoxia inducible factor 1, alpha subunit) • MMP9 (Matrix metallopeptidase 9)
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Zarnestra (tipifarnib)
7ms
Farnesyltransferase inhibitors decrease matrix-vesicle-mediated mineralization in SaOS-2 cells. (PubMed, Mol Biol Rep)
Our findings demonstrate that FTIs Lonafarnib and Tipifarnib impair MVM, highlighting the essential role of farnesylation in biomineralization.
Journal
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COL1A1 (Collagen Type I Alpha 1 Chain) • RUNX2 (RUNX Family Transcription Factor 2)
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Zarnestra (tipifarnib)
7ms
Journal
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CCND1 (Cyclin D1) • YBX1 (Y-Box Binding Protein 1) • LYVE1 (Lymphatic vessel endothelial hyaluronan receptor 1) • SOX4 (SRY-Box Transcription Factor 4) • TCF4 (Transcription Factor 4)
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Zarnestra (tipifarnib)