深入了解枣(Mill.)核的化学成分和抗疱疹能力。
Getting insights into chemical composition and antiherpetic capability of jujube ( mill.) drupes.
作者信息
Chianese Annalisa, Mushtaq Hamid, Nastri Bianca Maria, Morone Maria Vittoria, Giugliano Rosa, Khan Humaira, Piccolella Simona, Zannella Carla, Pacifico Severina, Galdiero Massimiliano, De Filippis Anna
机构信息
Department of Experimental Medicine, University of Campania "Luigi Vanvitelli", 80138, Naples, Italy.
Department of Environmental, Biological and Pharmaceutical Sciences and Technologies, University of Campania "Luigi Vanvitelli", 81100, Caserta, Italy.
出版信息
Heliyon. 2024 Aug 28;10(17):e37037. doi: 10.1016/j.heliyon.2024.e37037. eCollection 2024 Sep 15.
Food plant diversity in bioactive compounds makes them an exploitable resource in the search for effective natural products to prevent or treat viral infections. Therefore, in the framework aimed at studying the antiviral properties of extractive mixtures from fruits (and their waste) grown in the Campania Region (Italy), jujube drupes ( Mill.) were our focus. The drupes were dissected into their peel, pulp and seed parts, each of which was extracted by ultrasound-assisted maceration and further fractionated, thus obtaining, beyond the sugar fraction, a polyphenolic fraction and a lipid fraction. UHPLC-HR MS/MS tools highlighted that the polyphenolic component of the seed was strongly dissimilar from that of the edible parts, being constituted by swertisin and its derivatives. Moreover, the peel mostly accounted for triglycosylated flavonols, whereas the pulp was rich in volatile aromatic glycosides. Among lipids, -coumaroyl triterpenes mainly characterized the peel. All fractions were screened for their cytotoxicity, and non-toxic concentrations of each extract were tested against herpes simplex virus type 1 (HSV-1) by plaque assays. Molecular tests and Western blot analyses were also carried out. The jujube mixtures, in detail the peel and pulp polyphenolic fractions, and peel lipophilic fraction (the latter enriched mainly in ursane-type triterpenes), showed a marked inhibitory activity against HSV-1 acting in the early stages of viral infection and preventing attachment of the virus to the host cell. The acquired data suggest jujube active mixtures as promising candidates for the prevention and treatment of herpetic lesions.
生物活性化合物中的食用植物多样性使其成为寻找预防或治疗病毒感染的有效天然产物的可开发资源。因此,在旨在研究意大利坎帕尼亚地区种植的水果(及其废弃物)提取物混合物抗病毒特性的框架下,酸枣核果( )成为我们的研究重点。将核果解剖为果皮、果肉和种子部分,每一部分都通过超声辅助浸渍法进行提取并进一步分离,除了糖分部分外,还获得了多酚部分和脂质部分。超高效液相色谱-高分辨质谱/质谱工具表明,种子的多酚成分与可食用部分的多酚成分有很大不同,主要由獐牙菜苷及其衍生物组成。此外,果皮主要含有三糖苷化黄酮醇,而果肉富含挥发性芳香糖苷。在脂质中, -香豆酰三萜主要是果皮的特征成分。对所有部分进行细胞毒性筛选,并通过蚀斑试验测试每种提取物的无毒浓度对1型单纯疱疹病毒(HSV-1)的作用。还进行了分子测试和蛋白质印迹分析。枣混合物,具体来说是果皮和果肉的多酚部分以及果皮亲脂性部分(后者主要富含乌苏烷型三萜),在病毒感染的早期阶段表现出对HSV-1的显著抑制活性,并阻止病毒附着于宿主细胞。所获得的数据表明枣活性混合物有望成为预防和治疗疱疹性损伤的候选物。
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