Protein Expression Systems Market size was valued at US$ 2.5 Billion in 2020 and is projected to reach US$ 5.7 Billion by 2027 at a CAGR of 12.5% during the forecast period 2021 to 2027. Protein expression refers to the way in which proteins are synthesized, modified and regulated in living organisms. The development of genetic engineering and cloning has opened various possibilities of expression and isolation of heterologous proteins. Protein Expression Systems market report gives a comprehensive outlook across the globe with special emphasis on key regions such as North America, Europe, Asia-Pacific, Latin America, and Middle East & Africa (MEA). This report on global market gives historical, current, and future market sizes (US$ Bn) of protein expression, applications, products, end-users. and geographic regions. This report studies market dynamics elaborately to identify the current trends & drivers, future opportunities and possible challenges to the key stakeholders operating in the market. In addition, the market report includes regulatory scenario and competition analysis with vividly illustrated the competition dashboard to assess the market competition. Moreover, PBI analyzed the market to better equip clients with possible investment opportunities across the regions (Regional Investment Hot-Spots) and market unmet needs (Product Opportunities). Key stakeholders of the report include suppliers, manufacturers, marketers, policymakers engaged in manufacturing and supply.