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A Three-Dimensional Spheroid Model to Investigate the Tumor-Stromal Interaction in Hepatocellular Carcinoma
Published on: September 30, 2021
Molecular targets for liver cancer therapy: From screening of target genes to clinical trials
Yutaka Midorikawa1, Yasuyuki Sugiyama, Hiroyuki Aburatani
1Department of Surgery, Teikyo University School of Medicine University Hospital, Mizonokuchi, Kawasaki.
Abstract:
Cancer arises from the accumulation of genetic alterations, and the inactivation of oncogenes, or recovery of suppressor genes, are promising strategies for cancer treatment. Genome-based drug research starts with identification of target genes and is accomplished by exploitation of target-based drugs such as monoclonal antibodies, small molecules and antisense drugs. Recently, clinical trials for treatment of advanced hepatocellular carcinoma (HCC) have been performed, and the effectiveness of sorafenib, an oral multikinase inhibitor of the vascular endothelial growth factor receptor and Ras kinase, has been demonstrated. In addition to known target genes, microarray technology has enabled us to constitute novel therapeutic targets, and many researchers have applied this technology in studies of HCC and have identified candidate target genes, validated to affect cell growth. In addition, promoter arrays for whole-genome epigenetic aberration analysis, ChIP-chip analysis using tiling arrays, and high-throughput sequencing systems have been applied to drug discovery. To elucidate the status of therapeutic target genes in vivo, development of diagnostic markers for stratification of patients is a pressing need. Here, we review recent advances in microarray technology for liver cancer, discuss the innovations and approaches to therapeutic target discovery, and present data regarding the outcome of gene target therapy using monoclonal antibodies and molecular diagnostic markers in our laboratory.
Insights
Discovering novel therapeutic targets for liver cancer (HCC) is crucial. Microarray technology aids in identifying genes for targeted therapies and diagnostic markers, improving patient stratification and treatment outcomes.
Area of Science:
- Oncology
- Genomics
- Molecular Biology
Background:
- Cancer develops from accumulating genetic changes, making oncogene inactivation and tumor suppressor gene restoration key treatment strategies.
- Genome-based drug discovery identifies target genes for therapies like monoclonal antibodies, small molecules, and antisense drugs.
- Sorafenib, a multikinase inhibitor, has shown effectiveness in advanced hepatocellular carcinoma (HCC) clinical trials.
Purpose of the Study:
- To review advancements in microarray technology for liver cancer research.
- To discuss innovations and approaches for discovering novel therapeutic targets in HCC.
- To present findings on gene target therapy using monoclonal antibodies and molecular diagnostic markers.
Main Methods:
- Microarray technology for identifying novel therapeutic targets affecting cell growth in HCC.
- Whole-genome epigenetic aberration analysis using promoter arrays.
- ChIP-chip analysis with tiling arrays and high-throughput sequencing for drug discovery.
- Development of molecular diagnostic markers for patient stratification in vivo.
Main Results:
- Microarray technology has enabled the identification of candidate target genes for HCC.
- Various advanced genomic and epigenomic analyses are being applied to drug discovery.
- Gene target therapy with monoclonal antibodies and molecular diagnostics shows promise.
Conclusions:
- Microarray technology is pivotal in advancing liver cancer research and therapeutic target discovery.
- Integrating genomic and diagnostic approaches is essential for effective HCC treatment.
- Further development of targeted therapies and diagnostic markers is needed for improved patient outcomes.
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