Exploring pigment-producing Streptomyces as an alternative source to synthetic pigments: diversity, biosynthesis, and biotechnological applications. A review. - Asah-Asante, Richard; Tang, Lushi; Gong, Xiaowei; Fan, Shiqi; Yan, Chenjun; Asante, Joseph Obiri; Zeng, Qingwei (World Journal of Microbiology & Biotechnology, 2025)