Protein Expression Market Size, Share, and Industry Analysis By Type (Product (Instruments, Consumables (Kits, Vector, Competent Cells, Reagents, Others) and Services), By System (Mammalian, Bacteria, Yeast, Insects, and Others), By Application (Drug Discovery & Vaccine Development, Biopharmaceutical Production, and Others), By End-user (Pharmaceutical and Biotechnology Companies, CROs and CDMOs, Academic and Research Institutes, and Others), and Regional Forecast, 2026-2034