Biological process

positive regulation of MHC class I anabolism, positive regulation of MHC class I biosynthesis, positive regulation of MHC class I formation, positive regulation of MHC class I synthesis, positive regulation of major histocompatibility complex class I biosynthesis, positive regulation of major histocompatibility complex class I biosynthetic process, up regulation of MHC class I biosynthetic process, up-regulation of MHC class I biosynthetic process, upregulation of MHC class I biosynthetic process

Any process that activates or increases the frequency, rate or extent of the chemical reactions and pathways resulting in the formation of MHC class I.