High-density cultivation of Lacticaseibacillus paracasei GY-1 in a novel medium produces a structurally distinct immunostimulatory exopolysaccharide.
A novel multifunctional Spirulina platensis (SP) broth is developed, designated MSP, for cultivating Lacticaseibacillus paracasei GY-1, the first versatile medium that enables HCDC, enhances r-EPS yield, and produces structurally distinct r-EPS with potent immunostimulatory activity in a single batch culture, highlight...