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Updated: Feb 25, 2026

Validated Immunochemical Assay for Comprehensive Determination of the Human Epidermal Growth Factor Receptor 2 Released from and Bound to Cells
Published on: May 9, 2025
Human epidermal growth factor (Her-2) in gastric and colorectal adenocarcinoma
Asma Shabbir1, Muhammad Asif Qureshi2, Talat Mirza2
1Jinnah Sindh Medical University, Karachi.
Abstract:
Gastrointestinal (GIT) malignancies are a substantial health concern. Most patients present to the clinics with advanced and un-resectable diseases, so it remains difficult to cure with the existing chemotherapeutic regimes. It is therefore extremely important to devise novel therapeutic targets in these neoplasms in order to improve patient's survival. One such target is human epidermal growth factor, also known as Her-2. Although Her-2 expression and the use of a-Her-2 medications in breast cancers is well established, but its expression and potential use as a therapeutic target in gastrointestinal malignancies remains controversial and heavily debated. This review was planned to summarise the available literature extracted from the United States National Library of Medicine (NLM) and Pubmed Central, related to expression of Her-2 in gastric and colorectal adenocarcinomas and their correlation with different parameters. Moreover, we also planned to discuss available data in support of using a-Her-2 in gastric and colorectal malignancies.
Insights
Human epidermal growth factor (Her-2) is a potential therapeutic target for gastrointestinal cancers. This review examines Her-2 expression in gastric and colorectal cancers to clarify its role in treatment.
Area of Science:
- Oncology
- Gastroenterology
Background:
- Gastrointestinal (GIT) malignancies pose significant health challenges, often diagnosed at advanced stages.
- Current chemotherapies have limited efficacy in curing unresectable GIT diseases, necessitating novel therapeutic targets.
Purpose of the Study:
- To review the literature on human epidermal growth factor receptor 2 (Her-2) expression in gastric and colorectal adenocarcinomas.
- To evaluate the correlation of Her-2 expression with various parameters in these cancers.
- To discuss the potential of anti-Her-2 therapies in treating gastrointestinal malignancies.
Main Methods:
- Literature search of the United States National Library of Medicine (NLM) and Pubmed Central databases.
- Systematic review and synthesis of available studies on Her-2 expression and anti-Her-2 therapy in GIT cancers.
Main Results:
- Her-2 expression in gastric and colorectal adenocarcinomas is a subject of ongoing debate.
- Data on the correlation between Her-2 expression and clinical parameters requires further clarification.
- Evidence supporting the use of anti-Her-2 agents in GIT malignancies is under investigation.
Conclusions:
- Clarifying Her-2 expression is crucial for developing targeted therapies in gastrointestinal cancers.
- Further research is needed to establish the efficacy and role of anti-Her-2 treatments in gastric and colorectal malignancies.
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