Gene Expression Profiling Drives Personalized Medicine Worldwide

10 Jun 2014
Kerry Parker
CEO

Industry news

Large amounts of information generated by gene expression profiling will increase implementation of data management tools

Gene expression profiling can bring significant improvements to disease profiling and diagnoses based on genetic disposition. Recent technology advances in this area are in fact enabling personalized medicine, where physicians provide patients with tailor-made treatment plans to fight diseases. Cases of cancer, cardiovascular
diseases, and neurological disorders stand to benefit the most from these developments, since these conditions manifest differently in each patient.

Advances in Gene Expression Profiling
New analysis from Frost & Sullivan, Advances in Gene Expression Profiling, finds that gene expression profiling technology has established a presence in North America and most of Europe. Emerging markets, on the other hand, include India, China, South Korea and Australia.

“Physicians increasingly rely on gene expression profiling to get a thorough picture of the patient’s genetic profile prior to arriving at a diagnosis and recommending a course of treatment,” noted Technical Insights Research Analyst Madhumitha Rangesa. “With multiple disease diagnostic tests currently undergoing clinical trials and approval procedures, patients will soon have access to interpretable genetic profiles – a definite way to boost patient awareness and encourage preventative care.”

Regulatory Barriers
However, regulatory barriers pose a huge challenge for providers and life science firms, mainly due to the lack of standardization. The industry should focus on creating a standard platform for gene expression profiling scoring high on accuracy, sensitivity, and performance. In addition, the industry must invest in more clinical trials to enhance the credibility of gene expression profiling tests and create standardized protocols to enable life science firms to conduct clinical trials across developer platforms.

Having tight protocols in place will also support the development of data storage, management, and visualization platforms. These platforms will be necessary as the declining costs of next generation sequencing (NGS) lead to a boom in raw genetic data production. Large investments are already taking place across the industry, with life science firms actively trying to enter the software world and software players looking to capture start-up genetic profiling companies. Cloud-based data tools for accessing genomic information will prove particularly useful in related industries including pharmacogenomics and oncology diagnostics.

“Gene expression profiling will continue to grow rapidly over the next five years as consumer awareness grows,” stated Rangesa. “In fact, gene expression profiling will become a crucial aspect across pharmacogenomics, direct to consumer genetic testing and academic research.”

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Genome AnalysisGenomics, the study of genomes, includes functional genomics, evolutionary genomics and comparative genomics. There are many genomic technologies such as DNA sequencing of whole genomes, computational biology and bioinformatics. DNA and nucleic acids must be isolated and concentrated from cells for analysis with kits, automated analyzers and software. Other useful technologies for studying genomics include PCR, microarrays and electrophoresis.Clinical TrialsClinical Trials, an essential part of drug discovery process, assess the safety and effectiveness of a new medication or device in the pharmaceutical industry. Clinical Trials are a phased process (Phase 0, Phase I, Phase II, Phase III and Phase IV) which begins after initial preclinical testing.Clinical GeneticsMolecular Genetics covers the analysis of hereditary genetic disease and chromosomal abnormalities. Genetics can be analysed using DNA, RNA, and protein microarrays, PCR, RT PCR and DNA sequencing. Genetic equipment includes genetic workstations, thermal cyclers, cooling blocks and electrophoresis products. Diagnostic kits are used for DNA / RNA extraction and purification.Next Generation SequencingNext-generation sequencing (NGS), also known as whole-genome sequencing, high-throughput sequencing and massive parallel sequencing, produces and analyses thousands to millions of nucleotide sequences at once. Sequencing systems operate via varying technologies depending on the manufacturer, including sequencing by synthesis, ligation, pyrosequencing, ion semiconductor and single-molecule real-time sequencing. For NGS, library preparation is paramount to successful sequencing. In this section, explore a range of library preparation kits, from targeted, amplicon-based or hybridization-based kits including epigenomic, transcriptomic and genomic workflows to fragmentation kits. Find the best next-generation sequencing products in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.RegulatoryPharmaceutical regulations impact on all areas of drug development, manufacture and control and supply. Services are provided from the early stages of drug development and clinical trials through to dossier submission, approval and marketing. Regulatory also includes submission of analytical studies from the pharmaceutical product and safety. Precision MedicinePrecision medicine refers to the idea of customized healthcare, where medical decisions and treatments are tailored to the individual patient. Molecular diagnostics, companion diagnostics and Next Generation Sequencing (NGS) play a pivotal role in this approach. NGS
Gene Expression Profiling Drives Personalized Medicine Worldwide