42 Research, development and consultation services in the fields of biotechnology, immunology, antibodies, vaccines, medicine, biotherapeutics, and therapeutics, namely, scientific research and development in the field of protein therapeutics, and conducting scientific research and development in the field of antibodies for others; Genetic engineering services utilizing a collection of genetic technologies for the rapid production of human antibodies, human antibody fragments, and other proteins comprising such antibodies and fragments, namely, conducting genetic engineering for scientific research purposes for others, conducting testing, inspection, research, and development of protein therapeutic preparations for others; Scientific and medical research for use in antibody sequence humanization and optimization via deep mutational scanning (DMS); Conducting scientific medical and genetic research for others