TY - JOUR T1 - Bioactivity-guided isolation and quantification of Chlorogenic acid from Calystegia silvatica (Kit.) Griseb. (Convolvulaceae) TT - Bioactivity-guided isolation and quantification of Chlorogenic acid from Calystegia silvatica (Kit.) Griseb. (Convolvulaceae) AU - Yüzbaşıoğlu Baran, Merve AU - Sener, Sıla Özlem AU - Kanbolat, Şeyda AU - Badem, Merve AU - Özgen, Ufuk PY - 2025 DA - February Y2 - 2024 DO - 10.21448/ijsm.1451604 JF - International Journal of Secondary Metabolite JO - Int. J. Sec. Metabolite PB - İzzet KARA WT - DergiPark SN - 2148-6905 SP - 158 EP - 165 VL - 12 IS - 1 LA - en AB - This study aimed to investigate the bioactivity-guided isolation and quantification of chlorogenic acid from Calystegia silvatica, a plant traditionally utilized for its medicinal properties. The most cytotoxic aqueous sub-extract was subjected to open column chromatography to assess its cytotoxic activity against MCF-7 breast cancer cells using a resazurin reduction assay. The structure of the most active pure compound was determined to be chlorogenic acid (IC50= 36.44 ± 2.18 μg/mL) using 1D and 2D NMR spectroscopy. A validated high-performance liquid chromatography-diode array detector (HPLC-DAD) method was employed for the quantification of chlorogenic acid, which resulted in a content of 10.05 mg/g crude extract. The results indicate the potential of Calystegia silvatica as a source of chlorogenic acid with cytotoxic activity. KW - Chlorogenic acid KW - Resazurin assay KW - Calystegia silvatica KW - HPLC-DAD KW - Cytotoxic activity N2 - This study aimed to investigate the bioactivity-guided isolation and quantification of chlorogenic acid from Calystegia silvatica, a plant traditionally utilized for its medicinal properties. The most cytotoxic aqueous sub-extract was subjected to open column chromatography to assess its cytotoxic activity against MCF-7 breast cancer cells using a resazurin reduction assay. 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UR - https://doi.org/10.21448/ijsm.1451604 L1 - https://dergipark.org.tr/en/download/article-file/3789474 ER -