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Updated: May 23, 2026

Gene Regulation and Targeted Therapy in Gastric Cancer Peritoneal Metastasis: Radiological Findings from Dual Energy CT and PET/CT
Published on: January 22, 2018
Current status of targeted therapies in advanced gastric cancer
Ferdinando De Vita1, Francesco Giuliani, Nicola Silvestris
1Oncologia Medica, Seconda Università di Napoli, Via S.Pansini 5, 80131, Napoli, Italia. fernandodevita@yahoo.it
Introduction:
In metastatic gastric cancer, chemotherapy is the standard treatment because it prolongs survival when compared to best supportive care alone. However, even after the use of more effective regimens, the overall survival remains disappointing, justifying the need for new treatment options.
Areas Covered:
Areas covered in this review include the most common molecular pathways, which have provided novel targets in gastric cancer therapy. These therapeutic strategies include EGFR inhibitors, anti-angiogenic agents, cell cycle inhibitors and apoptosis promoters.
Expert Opinion:
Several mAbs and kinase inhibitors, especially those targeting EGFR and VEGF/VEGFR, have already demonstrated promising activity in gastric cancer. The Phase III ToGA trial reported an increase in overall survival for patients with human EGF receptor (HER)2-positive gastric cancer treated with chemotherapy and trastuzumab compared to chemotherapy alone. This means that accurate HER2 testing in gastric cancer is necessary. Final data of ongoing trials with novel agents will be critical to further progress with this cancer.
Insights
New targeted therapies are emerging for metastatic gastric cancer, offering hope beyond chemotherapy. Research highlights agents targeting EGFR and HER2, showing promise for improved patient survival.
Area of Science:
- Oncology
- Gastrointestinal Oncology
- Molecular Targeted Therapy
Background:
- Chemotherapy is standard for metastatic gastric cancer but offers limited survival benefits.
- Despite advancements, overall survival remains suboptimal, necessitating novel therapeutic strategies.
- Identifying new molecular targets is crucial for improving treatment outcomes.
Purpose of the Study:
- To review novel molecular pathways and targeted therapies for gastric cancer.
- To discuss the potential of agents targeting EGFR, angiogenesis, cell cycle, and apoptosis.
- To evaluate the clinical impact of emerging targeted agents in gastric cancer treatment.
Main Methods:
- Review of current literature on molecular pathways in gastric cancer.
- Analysis of therapeutic strategies including EGFR inhibitors and anti-angiogenic agents.
- Evaluation of clinical trial data for novel agents targeting specific molecular pathways.
Main Results:
- Targeted therapies, including EGFR and VEGF/VEGFR inhibitors, show promising activity.
- The ToGA trial demonstrated improved survival with trastuzumab in HER2-positive gastric cancer.
- Accurate human EGF receptor (HER)2 testing is essential for patient selection.
Conclusions:
- Targeted therapies, particularly those inhibiting EGFR and VEGF/VEGFR, offer new hope.
- HER2-targeted therapy (trastuzumab) combined with chemotherapy improves survival in HER2-positive gastric cancer.
- Ongoing trials with novel agents are critical for advancing gastric cancer treatment.
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