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Journal : Jurnal Kefarmasian Indonesia

Antihyperpigmentation Effect of The Combination of Turmeric (Curcuma domestica Val.) and Bitter Melon Leaves (Momordica Charantia L.) Ethanol Extracts on Guinea Pig Skin Fitria, Risha Fillah; Anas, Yance; Safitri, Erika Indah
Jurnal Kefarmasian Indonesia VOLUME 8, NOMOR 1, FEBRUARI 2018
Publisher : Pusat Penelitian dan Pengembangan Biomedis dan Teknologi Dasar Kesehatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22435/jki.v8i1.3724

Abstract

Turmeric (T) and Bitter Melon leaves (BM) extract has been proven in decreasing melanin contents in in vitro study, but their single extracts effects were lower than the positive control. A study confirmed the combination of plants extracts had melanogenic effect better than the positive control and their single extracts. This study aimed to investigate the anti-hyperpigmentation effect of the combination of T and BM extract on guinea pig skin and compared with the positive control group. This study used a post-test control design. Twenty-five guinea pigs were divided into 5 groups. The negative control group was given by dimethyl sulfoxide; the positive control group was given by a pharma cream that consists of hydroquinone, tretinoin, and fluocinolone acetonide. The combination of extracts was given to experimental groups with doses 500 μg/mL of T and 200 μg/mL of BM; 750 μg/mL of T and 400 μg/mL of BM; 1.000 μg/mL of T and 600 μg/mL of BM, respectively. All groups exposed to UV-B light in 2 minutes/day for 2 weeks. Each experimental group was given 1 ml combination extract once a day for 2 weeks and in the last step, skin biopsies were done. The histopathological examination was conducted by staining with Fontana-Masson and Nuclear Fast Red. The average percentage of melanin area were compared in all group and analyzed with the Kruskal Wallis test followed by Mann-Whitney test with 95% of confidence level. The result showed group-2 and 3 had the better effect than pharma cream.
Cytotoxic Activity of Eugenia polyantha Wight Young Leaves Purification Extract and Fraction on T47D Hidayati, Devi Nisa; Safitri, Erika Indah; Yumni, Gharsina Ghaisani; Salsabiila, Iqna; Rahayu, Putri
Jurnal Kefarmasian Indonesia VOLUME 13, NUMBER 2, AUGUST 2023
Publisher : Pusat Penelitian dan Pengembangan Biomedis dan Teknologi Dasar Kesehatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22435/jki.v13i2.6607

Abstract

Breast cancer is a cancer that ranks the highest incidence in Indonesia. One of the plants that can be used for this treatment is a bay leaf (Eugenia polyantha Wight). Purification techniques can optimize the extraction of flavonoid compounds to create larger concentrations of these substances. Old bay leaves' ethyl acetate fraction has lethal effects on T47D cancer cells. In this work, the amounts of flavonoids and the cytotoxic activity of young bay leaves' pure extract and ethyl acetate fraction against T47D cells are to be determined. By using the maceration process, two phases of methanol extraction from young bay leaves were produced. In the first stage, ethyl acetate was used to partially purify the material, and in the second stage, n-hexane, ethyl acetate, and water. Cytotoxic tests of purified extract and ethyl acetate fraction of young bay leaves were carried out at 200; 350; 500; 750; and 1000 µg/mL. Cytotoxicity test using the MTT assay method. IC50 value analysis using linear regression. Determination of total flavonoid content using a UV-Visible spectrophotometer with a comparator compound, quercetin. The results showed that the purified extract of young bay leaves and the ethyl acetate fraction of methanol extract of young bay leaves had cytotoxic activity with IC50 values of 570.57 ± 30.72 µg/mL and  588.45 ± 6.90 µg/mL, respectively. Total flavonoid levels were 9.80 ± 0.05 mgQE/g and 5.99 ± 0.06 mgQE/g.The purified extract and ethyl acetate fraction on young bay leaf extract (Eugenia polyantha Wight) had cytotoxic activity on T47D cells and the highest levels of flavonoids in the purified extract.
Cytotoxic Activity and Apoptosis by Extract and Ethyl Acetate Fraction of Hibiscus tiliaceus Linn in 4T1 Cell Line Hidayati, Devi Nisa; Safitri, Erika Indah; Surayya, Anis; Alviani, Dwi Lutvi; Putri, Masita Nur Amalia
Jurnal Kefarmasian Indonesia VOLUME 14, NUMBER 1, FEBRUARY 2024
Publisher : Pusat Penelitian dan Pengembangan Biomedis dan Teknologi Dasar Kesehatan

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Waru leaves are proven to have cytotoxic activity. The activity of waru leaves needs to be developed in a molecular direction to see its apoptotic activity. This study aims to determine the cytotoxic activity of methanol extract (EWL) and ethyl acetate fraction fraction (EAFWL) of Hibiscus tiliaceus Linn as well as the induction of apoptosis in 4T1 cells. The methanol extract of hibiscus leaves was obtained by the maceration method, followed by a fractionation process with n-hexane, ethyl acetate, and water as solvents. Cytotoxic test of EWL was carried out at a concentration of 31.25; 62.5; 125; 250; 500 and 1000 μg/mL while EAFWL was at a concentration of 100; 200; 400; 600 and 100 μg/mL, using MTT assay. Analysis of IC50 values using linear regression. The apoptosis induction test at IC50 and ½ IC50 concentrations using flowcytometry. Data on the percentage of apoptosis were analyzed using One Way Anova statistical analysis. The results were EWL and EAFWL cytotoxic tests against 4T1 had IC50 values of 649 μg/mL and 746 μg/mL. EWL obtained a percentage of total apoptosis at a concentration of 324.5 μg/mL of 48.76%; 649 μg/mL was 67.06% and control cells were 36.16%. EAFWL percentage of total apoptosis at a concentration of 746 μg/mL of 30.8%; 373 μg/mL was 42.13% and control cells were 9.6%. So EWL and EAFWL can induce apoptosis of 4T1 cells.