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In vitro enzyme inhibitory properties, antioxidant activities, and phytochemical profile of Potentilla thuringiaca
Scopus
Toplam 432 atıf DOI
The genus Potentilla is interesting for the pharmaceutical field due to its valuable medicinal properties, which have been observed in complementary and alternative medicine. In recent years, studies conducted to estimate the biological activity of several of the Potentilla species have shown a wide spectrum of therapeutic properties. In particular, in the present paper, different extracts obtained from the herb P. thuringiaca were analysed for antioxidant and enzyme inhibitory activities. The UHPLC-DAD-MS3 hyphenated techniques reported herein allow for the identification of phytoconstituents. The analyses showed the presence of flavonoids and ellagitannins as major components. Furthermore, the data demonstrated that the analysed extracts revealed a high total antioxidant capacity in the phosphomolybdenum assay. The free radical scavenging activity of the extracts was evaluated using DPPH and ABTS assays. The reducing power activity of P. thuringiaca was also determined by FRAP and CUPRAC assays, as well as metal chelating activity. In addition, the total extracts and the different fractions of P. thuringiaca revealed potent inhibitory activities against α-amylase and α-glucosidase, AChE, tyrosinase and lipase. Surprisingly, no activity against BChE was shown. P. thuringiaca could be a valuable natural source of antioxidants with interesting inhibitory actions against the key enzymes involved in several human diseases, and could represent a valid starting point for the development of new treatment and management strategies, including its use as a food supplement.
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A multifunctional natural treasure based on a “one stone, many birds” strategy for designing health-promoting applications: Tordylium apulum
Scopus
Havuzumuzda 23 atıf almış
Wild plants provide important bioactive compounds, and their analysis relies heavily on selecting the right extraction techniques and solvents. This study was conducted to determine the phenolic content and biopharmaceutical potential of four different extracts (ethyl acetate, ethanol, 70% ethanol, and water) from the aerial parts of wild plant Tordylium apulum L. The biochemical profile of the extract was screened using high performance liquid chromatography -mass spectrometry (HPLC-MS) analysis. The total phenolic and flavonoid content was examined using the Folin-Ciocalteu assay and the aluminium trichloride assay, respectively. The antioxidant activity was evaluated through several tests, including 2,2-Diphenyl-1-picrylhydrazyl (DPPH), 2,2′-azino-bis(3-ethylbenzothiazoline-6-sulfonic acid) (ABTS), cupric reducing antioxidant capacity (CUPRAC), ferric reducing antioxidant power (FRAP), phosphomolybdenum (PBD), and metal chelating activity (MCA). Five types of enzyme inhibition activity were tested against acetylcholinesterase (AChE), butrylcholinesterase (BChE), tyrosinase, α-amylase, and α-glucosidase. Additionally, For the first time, the inhibitory activity of T. apulum extract against human carbonic anhydrase isoenzymes I and II (hCA-I and hCA-II) was evaluated. Fifty-five compounds for negative ionization mode, and twenty-eight compounds for positive ionization mode were recorded in HPLC-MS analysis and they were polyphenolic, flavonoids, carbohydrates, sugar alcohol and amino acids. These results indicate that different solvents extract varying levels of antioxidants from T. apulum, with ethanol and water extracts generally exhibiting superior antioxidant activities. The ethanol extract of T. apulum exhibited the maximum contents of total phenolics measuring 33.71 mg gallic acid equivalent (GAE)/g. The ethanol extract exhibited the highest inhibition of AChE with 2.28 mg galanthamine equivalent (GALAE)/g. The ethyl acetate and ethanol extracts also showed the highest hCA-I and hCA-II inhibition potential, respectively. The ethanol-water and water extracts acted on the biofilm of E. coli (49.93% and 45.22%, respectively), and the biofilm of P. aeruginosa (50.68% and 44.46%, respectively). The extracts were tested on different cell lines for cytotoxic potentials and in particular the water extract induced the apoptotic pathways in cervical cancer (HELA) cell lines. In conclusion, T. apulum exhibit multidirectional biological properties and it could be considered as a versatile agent for the development of health-promoting applications.
Atıf Yapan Makale Bilgileri
Kurumlar (10)
Atatürk Üniversitesi
Erzurum, Turkey
Czech University of Life Sciences Prague
Prague, Czech Republic
Harran Üniversitesi
Sanliurfa, Turkey
İstanbul Arel Üniversitesi
Istanbul, Turkey
Istituto di Scienze dell'Alimentazione
Avellino, Italy
Marmara Üniversitesi
Istanbul, Turkey
Pavol Jozef Šafárik University in Košice
Kosice, Slovakia
Ponnaiya's Code and Genome Pvt Ltd
Madurai, India
Selçuk Üniversitesi
Selçuklu, Turkey
University of G. d'Annunzio Chieti and Pescara
Chieti, Italy