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TOTAL FLAVONOID DAN AKTIVITAS PENANGKAPAN RADIKAL BEBAS DARI EKSTRAK ETANOLIK DAUN DAN BUAH MENGKUDU Wigati, Dyan; Koko Pratoko, Dwi
Jurnal Farmasi (Journal of Pharmacy) Vol. 5 No. 1 (2016): Jurnal Farmasi (Journal of Pharmacy), October 2016
Publisher : Jurnal Farmasi (Journal of Pharmacy)

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Abstract

Morinda citrifolia L. is a plant widely used as a traditional medicine that rich of flavonoid contents. The aims of this study were to determined the total flavonoid content and free radical scavenging activity ethanolic extract of M. citrifolia L. leaves and fruits in order to find a new antioxidant sources. Total flavonoid contents were determined by aluminium chloride colorimetric method. The free radical scavenging activity of the extract ethanolic of M. citrifolia L. leaves and fruits were measured in vitro by 2,2-diphenyl-1-picrylhadrazyl (DPPH) assay. The total flavonoid contents of M. citrifolia L. leaves extract (23.05 ± 0.77 mg RE/g extract) were found significantly higher than fruits extract (18.81 ± 1.10 mg RE/g extract). Free radical scavenging activity of ethanolic extract of M. citrifolia L. leaves and fruits show that IC50 values of the leaves extract (49.09 ± 0.40 µg/mL) higher than IC50 values of the fruits extract (384.08 ± 2.29 µg/mL). The t-test result show a significant difference between fruits extract and leaves extract of the total flavonoid and free radical scavenging activity (p < 0,05). Data from present result revealed that both of M. citrifolia L. leaves and fruits extract act as an antioxidant agent due to its free radical scavenging activity.
EDUKASI PROTOKOL KESEHATAN DAN PEMBUATAN HAND SANITIZER DALAM RANGKA PERSIAPAN SEKOLAH TATAP MUKA wigati, dyan; Setyaningrum, Lindawati; Weni Pebrianti, Iski; Susanto, Edi; Koko Pratoko, Dwi
JURNAL ABDI MERCUSUAR Vol 1 No 1 (2021): Jurnal ABDI MERCUSUAR
Publisher : LPPM Universitas MERCUBAKTIJAYA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36984/jam.v1i1.198

Abstract

Pandemi Coronavirus Disease-2019 (COVID-19) saat ini masih berlangsung dan masih belum ada kejelasan kapan usai. Beberapa hal yang sudah dilakukan sebagai upaya pemutusan rantai penyebaran virus diantaranya penerapan protokol kesehatan, pembatasan berkegiatan dan pemberian vaksin. Dalam hal persiapan kegiatan sekolah tatap muka, diperlukan beberapa hal diantaranya sarana dan kesiapan setiap personel di sekolah baik pendidik maupun siswa siswinya. Untuk menunjang hal tersebut maka dilakukan pengabdian masyarakat dengan fokus edukasi tentang protokol kesehatan dan pelatihan pembuatan handsanitizer bagi pendidik dan tenaga kepedidikan yang nantinya berinteraksi langsung dengan siswa siswi di sekolah.