TROP2 promotes CRC bone metastasis by interacting with bone marrow-derived FN-integrin axis. Through its adhesive function, TROP2 may coordinate with the specialized bone niche to facilitate metastatic colonization and establish a permissive environment for stromal-tumor interactions. Targeting this axis offers a promising therapeutic strategy for managing bone metastasis in CRC and potentially other TROP2-overexpressing malignancies.
In pooled analyses from TROPION-Lung01 and TROPION-Lung05, Dato-DXd achieved an objective response rate of ~45% and a median duration of response of 6.5 months, which compares favorably with historical outcomes with docetaxel. Dato-DXd is being evaluated in combination with osimertinib in the first-line and post-osimertinib settings, following encouraging activity in the phase II ORCHARD platform trial evaluating therapeutic strategies for EGFR-TKI-resistant disease...Current research aims to elucidate the mechanisms underlying these toxicities and to identify modifiable risk factors to further improve tolerability. The biological mechanisms contributing to the differential efficacy of Dato-DXd are also under investigation and may further inform its clinical role.Expert opinion: Determining how best to integrate Dato-DXd within existing treatment sequences has the potential to meaningfully address persistent unmet needs in EGFR-mutated NSCLC.
Importantly, early clinical studies demonstrated that the EGFR-targeted ADC MRG003 and the TROP2-targeted ADC Sac-TMT showed notable efficacy in patients with refractory ACC and high expression of these targets. This pioneering study introduces a biomarker-based stratification system, categorizing ACC patients by histological subtype and target expression profiles, EGFR/TROP2 for non-solid ACC and B7-H4/Nectin-4 for solid ACC, to inform ADC therapy decisions.
7 days ago
Journal
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AXL (AXL Receptor Tyrosine Kinase) • VTCN1 (V-Set Domain Containing T Cell Activation Inhibitor 1) • NECTIN4 (Nectin Cell Adhesion Molecule 4) • TACSTD2 (Tumor Associated Calcium Signal Transducer 2)
This study estimated the cost-effectiveness of sacituzumab tirumotecan (Sac-TMT) versus pemetrexed-platinum chemotherapy as second-line therapy for advanced EGFR-mutated non-small cell lung cancer (NSCLC) in China. A price reduction exceeding 73.81% would bring the ICER below the WTP threshold. At current prices, Sac-TMT is not cost-effective as second-line therapy for advanced EGFR-mutated NSCLC in China.
No statistically significant differences in ORR were detected according to prior CDK4/6 inhibitor exposure, number of prior treatment lines, or study design; however, these findings should be interpreted cautiously given the limited number of studies and substantial heterogeneity. Within a continuously evolving treatment landscape, further prospective studies are warranted to better define the optimal positioning of SG.