Protective Effects and Metal Chelating Activity of Bacterial Melanin Produced by Streptomyces Spectabilis. - Pengkasukunto, Nattakarn; Uasoontornnop, Rattikarn; Jaisin, Yamaratee; Jansongsaeng, Nattaya; Surasen, Pornphat; Puttikamonkul, Srisombat (Trends in Sciences, 2026)