IDH1 R132

P3, N=306, Suspended, NRG Oncology | Recruiting --> Suspended

Based on these data, the Idylla IDH1-2 mutation assay represents a fast and reliable alternative to detect IDH hotspot variants in solid tumors and hematological malignancies using either fixed tissue sections or DNA extracts. Particular attention, however, is needed for the interpretation of cases with cycle of quantification values of the internal controls over 35, for which a variant with low allelic frequency could be missed due to low DNA quantity or quality.

P3, N=365, Recruiting, Nuvation Bio Inc. | Phase classification: P2 --> P3 | N=125 --> 365 | Trial completion date: Mar 2028 --> Dec 2030 | Trial primary completion date: Dec 2027 --> Dec 2028

The findings, while insightful, require validation in larger cohorts. Future research should integrate molecular profiling and functional assays to clarify the underlying mechanisms.

We highlight the importance of incorporating molecular methods to improve diagnostic accuracy and achieve personalized treatments for gliomas, as proposed by the current 2021 WHO CNS 5 tumor classification guidelines. Performing new studies with larger patient cohorts integrating clinical data is necessary to determine the behavior, epidemiology, and therapeutic outcomes of this type of tumor more comprehensively.

These results suggest an association of PRDM16 overexpression with the NPM1/FLT3-ITD/DNMT3A triple-mutant AML genotype, typically linked to high leukemia stem cell frequencies and poor prognosis. Importantly, within this adverse AML subtype low PRDM16 expression is an independent prognostic marker for favorable outcome, supporting an anti-leukemic mechanism in AMLs with repressed PRDM16 transcription.

Disrupting KMT2A-mediated H3K4me3 reshapes the epigenome and attenuates LGG-relevant programs and phenotypes in vitro, supporting a strong role in tumor initiation. In vivo, the TS603 survival result highlights context-dependent maintenance and motivates cautious, microenvironment-aware therapeutic exploration of the KMT2A axis and downstream targets such as SCD.

P1, N=30, Not yet recruiting, Servier Bio-Innovation LLC | Initiation date: Sep 2025 --> Jan 2026

Interestingly, C269 autopalmitoylation occurs within a hydrophobic pocket, targeted by a clinical IDH1-mutant inhibitor (LY3410738). Our study reveals that autopalmitoylation, conferred by the IDH1R132H mutation, links fatty acid metabolism to the regulation of IDH1 mutant activity and represents a druggable vulnerability in IDH1-mutant cancers.

P2, N=103, Recruiting, Alpheus Medical, Inc. | Not yet recruiting --> Recruiting

Mechanistically, the dual IDH1/ATRX alteration upregulates pro-ferroptotic genes (HMOX1 and ACSL4) while downregulating anti-ferroptotic genes (SLC7A11 and GPX4), thereby sensitizing GBM cells to ferroptosis induction. Together, our findings provide new biological insights into IDH1/ATRX-driven GBM pathogenesis and highlight ferroptosis as a potential therapeutic vulnerability in this aggressive tumor subtype.

P3, N=57, Active, not recruiting, Servier | Recruiting --> Active, not recruiting | Trial completion date: Jun 2031 --> Oct 2030 | Trial primary completion date: Jun 2026 --> Oct 2025