North America commands 38% of the global CD161 Antibody market growth, powered by the FDA’s expedited immuno-oncology pathway, a dense cluster of Phase II/III biotechs, and payers’ rapid uptake of companion diagnostics. Europe (30%) follows, leveraging the EMA’s PRIME scheme, EU-wide genomic data sharing (1M+ genomes), and Horizon Europe’s €95bn R&D push. The fastest-growing Asia-Pacific (22%) is scaling CRO capacity 3× faster than the OECD average, aided by China’s 15% biologics VAT rebate and Japan’s rising auto-immune patient pool (>1M). Latin America (6%) is primed by Brazil’s recent biologic IP fast-track and Andean oncology PPPs, while Middle East & Africa (4%) sees pockets of demand from Gulf sovereign funds co-financing regional biobanks and specialty CRO hubs. Regional forecast consensus points to mid-teen CAGR for APAC through 2030, outpacing developed markets by ~400 bps.