标题：Antioxidant and antibacterial screening of honey of Hiterotrogona itama collected from differents meliponiculture areas in East Kalimantan, Indonesia
摘要：Saputra SH, Saragih B, Kusuma IW, Arung ET2021Antioxidant and antibacterial screening of honey of Hiterotrogona itama collected from differents meliponiculture areas in East Kalimantan, IndonesiaNusantara Bioscience 13: 232-237Heterotrigona itama (Cockerell, 1918) is a stingless bee that exits in several areas in East Kalimantan of IndonesiaThis study aimed to analyze the phytochemicals, antioxidant activity of honey of this stingless bee from several regions in East KalimantanPhytochemical testing was carried out qualitatively, while antioxidant activity was performed using DPPH (1.1-diphenyl-2-picrylhydrazyl-radical) radical scavenging assayThe antimicrobial activity of Staphylococcus aureus and Escherichia coli was performed through in vitro testThe results showed that the honey of stingless Hitama bee collected from five cultivated areas in East Kalimantan contained flavonoid, coumarin, steroids, carotenoids, and some of which had alkaloid and tannin compoundsThe antioxidant activity (IC50) was observed between 43,54 ppm-71,27 ppm, while the strong antimicrobial activity of this honey was found against Saureus and Ecoli.
