Sioux Falls, S.D., –  SAB Biotherapeutics, Inc. (SAB), a clinical-stage biopharmaceutical development company, has expanded its Vaccinology and Antibody Characterization (VAC) team with the promotion of Molly Bobbitt to VAC Manager and hiring of Seth Harris as Research Associate.   The VAC department works with the Tc Bovine both evaluating and maximizing the production of human antibodies to meet production criteria and levels. They also formulate the vaccines for the cattle from disease antigens and create the protocol for optimal production of human antibodies and health of the animals. In addition, the team analyzes the samples from pre-clinical studies and human clinical trials and generates data. The expansion of the VAC team will accommodate a larger number of production animals, disease targets and clinical trials pacing with the company’s growth.