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的植物化学成分、抗菌、抗氧化和酶抑制活性以及分子对接和动力学模拟:一种计算与实验方法

Phytochemical Composition, Antimicrobial, Antioxidant, and Enzyme Inhibition Activities, and Molecular Docking and Dynamics Simulations of : A Computational and Experimental Approach.

作者信息

Fatullayev Hanifa, Paşayeva Leyla, Celik Ismail, İnce Ufuk, Tugay Osman

机构信息

Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Erciyes University, Kayseri 38039, Türkiye.

Department of Pharmacognosy, Faculty of Pharmacy, Erciyes University, Kayseri 38039, Türkiye.

出版信息

ACS Omega. 2023 Jun 13;8(25):22854-22865. doi: 10.1021/acsomega.3c01819. eCollection 2023 Jun 27.

Abstract

is a local endemic species from the L. genus. The species has a wide range of usage in treating diseases in folk medicine. There are limited biological activity studies on this species in the literature. This study investigated enzyme inhibition and antimicrobial activity, antioxidant effect, and chemical content of extract and fractions of . Enzyme inhibition activity was tested by α-amylase, α-glucosidase, and tyrosinase enzyme inhibition methods and antimicrobial activity by the microdilution method. The antioxidant activity was investigated using DPPH, ABTS, and FRAP tests. The chemical content was determined by LC-MS/MS. The methanol extract showed the highest activity for α-glucosidase and α-amylase, even surpassing the positive control acarbose, with IC values of 56.333 ± 0.986 and 172.800 ± 0.816 μg/mL, respectively. Additionally, the ethyl acetate fraction also exhibited high activity for α-amylase with an IC value of 204.067 ± 1.739 μg/mL and tyrosinase with an IC value of 213.900 ± 1.553 μg/mL. Moreover, this extract and fraction were found to have the highest total phenolic and flavonoid contents and antioxidant activity. Additionally, LC-MS/MS analyses of active extract and fraction revealed mainly the presence of phenolic compounds and flavonoids. molecular docking and molecular dynamics simulation studies of determining compounds apigenin and myristoleic acid, common in CLM and CLE extracts and active against α-glucosidase and α-amylase, were performed. In conclusion, methanol extract and ethyl acetate fraction showed potential enzyme inhibition and antioxidant activity as a natural agent. Molecular modeling studies corroborate the findings of activity analyses.

摘要

是唇形科的一种本地特有物种。该物种在民间医学治疗疾病方面有广泛用途。文献中对该物种的生物活性研究有限。本研究调查了其提取物和馏分的酶抑制和抗菌活性、抗氧化作用以及化学成分。通过α-淀粉酶、α-葡萄糖苷酶和酪氨酸酶抑制方法测试酶抑制活性,通过微量稀释法测试抗菌活性。使用DPPH、ABTS和FRAP试验研究抗氧化活性。通过LC-MS/MS测定化学成分。甲醇提取物对α-葡萄糖苷酶和α-淀粉酶显示出最高活性,甚至超过阳性对照阿卡波糖,IC值分别为56.333±0.986和172.800±0.816μg/mL。此外,乙酸乙酯馏分对α-淀粉酶也表现出高活性,IC值为204.067±1.739μg/mL,对酪氨酸酶的IC值为213.900±1.553μg/mL。此外,发现该提取物和馏分具有最高的总酚和黄酮含量以及抗氧化活性。此外,对活性提取物和馏分的LC-MS/MS分析表明主要存在酚类化合物和黄酮类化合物。对在CLM和CLE提取物中常见且对α-葡萄糖苷酶和α-淀粉酶有活性的确定化合物芹菜素和肉豆蔻油酸进行了分子对接和分子动力学模拟研究。总之,甲醇提取物和乙酸乙酯馏分作为天然剂显示出潜在的酶抑制和抗氧化活性。分子建模研究证实了活性分析的结果。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/fa1c/10308398/917e4de1b5fd/ao3c01819_0002.jpg

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