ČULENOVÁ, Marie, Alice SYCHROVÁ, S. T. S. HASSAN, K. BERCHOVA-BIMOVA, P. SVOBODOVA, A. HELCLOVA, H. MICHNOVA, J. HOSEK, H. VASILEV, Pavel SUCHÝ, Gabriela KUZMÍNOVÁ, Emil ŠVAJDLENKA, Jan GAJDZIOK, Alois ČÍŽEK, Václav SUCHÝ and Karel ŠMEJKAL. Multiple In vitro biological effects of phenolic compounds from Morus alba root bark. JOURNAL OF ETHNOPHARMACOLOGY. CLARE: ELSEVIER IRELAND LTD, 2020, vol. 248, No 112296, p. 1-12. ISSN 0378-8741. Available from: https://dx.doi.org/10.1016/j.jep.2019.112296.
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Basic information
Original name Multiple In vitro biological effects of phenolic compounds from Morus alba root bark
Authors ČULENOVÁ, Marie (203 Czech Republic, guarantor, belonging to the institution), Alice SYCHROVÁ (203 Czech Republic, belonging to the institution), S. T. S. HASSAN, K. BERCHOVA-BIMOVA, P. SVOBODOVA, A. HELCLOVA, H. MICHNOVA, J. HOSEK, H. VASILEV, Pavel SUCHÝ (203 Czech Republic, belonging to the institution), Gabriela KUZMÍNOVÁ (203 Czech Republic, belonging to the institution), Emil ŠVAJDLENKA (203 Czech Republic, belonging to the institution), Jan GAJDZIOK (203 Czech Republic, belonging to the institution), Alois ČÍŽEK (203 Czech Republic, belonging to the institution), Václav SUCHÝ (203 Czech Republic, belonging to the institution) and Karel ŠMEJKAL (203 Czech Republic, belonging to the institution).
Edition JOURNAL OF ETHNOPHARMACOLOGY, CLARE, ELSEVIER IRELAND LTD, 2020, 0378-8741.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 30104 Pharmacology and pharmacy
Country of publisher Ireland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 4.360
RIV identification code RIV/00216224:14160/20:00118192
Organization unit Faculty of Pharmacy
Doi http://dx.doi.org/10.1016/j.jep.2019.112296
UT WoS 000503312800025
Keywords in English Antiviral; Antibacterial; Anti-inflammatory; Docking; Mulberry; Phenolic
Tags rivok, ÚFT, ÚFTo, ÚPL
Tags International impact, Reviewed
Changed by Changed by: Mgr. Hana Hurtová, učo 244985. Changed: 24/2/2021 08:19.
Abstract
Ethnopharmacological relevance: Morus alba L. is used in traditional Chinese medicine for the treatment of various diseases, including bacterial infections and inflammation. As a rich source of phenolic compounds, the plant is an object of many phytochemical and pharmacological studies. Aim of the study: The aim of the study was to isolate and evaluate possible parallel antiviral, antibacterial, and anti-inflammatory activities of phenolic mulberry compounds. Materials and methods: Extensive chromatographic separation of mulberry root bark extract and in vitro biological screening of 26 constituents identified promising candidates for further pharmacological research. Selected compounds were screened for anti-infective and anti-inflammatory activities. Antiviral activity was determined by the plaque number reduction assay and by the titer reduction assay, antibacterial using broth microdilution method, and anti-inflammatory activity using COX Colorimetric inhibitor screening assay kit. One compound was evaluated in vivo in carrageenan-induced paw-edema in mice. Results: Five prenylated compounds 1, 2, 8, 9, and 11, together with a simple phenolic ester 13, exhibited inhibitory activity against the replication of herpes simplex virus 1 (HSV-1) or herpes simplex virus 2 (HSV-2), with IC50 values ranging from 0.64 to 1.93 mu g/mL, and EC50 values 0.93 and 1.61 mu g/mL. Molecular docking studies demonstrated the effects of the active compounds by targeting HSV-1 DNA polymerase and HSV-2 protease. In antibacterial assay, compounds 1, 4, 11, and 17 diminished the growth of all of the Gram-positive strains tested, with MIC values of 1-16 mu g/mL. The anti-inflammatory ability of several compounds to inhibit cyclooxygenase 2 (COX-2) was tested in vitro, and compound 16 displayed greater activity than the indomethacin, positive control. Mulberrofuran B (11) showed anti-inflammatory activity in vivo against carrageenan-induced paw-edema in mice. Conclusions: Experimental investigation showed promising antiviral, antibacterial, and/or anti-inflammatory activities of the phenolic mulberry constituents, often with multiple inhibitory effects that might be used as a potential source of new medicine.
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