Pengkasukunto, N., Uasoontornnop, R., Jaisin, Y., Jansongsaeng, N., Surasen, P. and Puttikamonkul, S. (2026) “Protective Effects and Metal Chelating Activity of Bacterial Melanin Produced by Streptomyces Spectabilis”, Trends in Sciences. Nakhon Si Thammarat, Thailand, 23(5), p. 12213. doi: 10.48048/tis.2026.12213.