Wu, Y., Lu, Y., Li, Sy. et al. Extract from Phyllanthus urinaria L. inhibits hepatitis B virus replication and expression in hepatitis B virus transfection model in vitro, ., Chin. J. Integr. Med. 21, 938–943 (2015). https://doi.org/10.1007/s11655-015-2076-7
Ying Wu, Ying Lu, Shu-yu Li, et al. Extract from Phyllanthus urinaria L. inhibits hepatitis B virus replication and expression in hepatitis B virus transfection model in vitro[J]. Chinese Journal of Integrative Medicine, 2015,21(12):938-943.
Wu, Y., Lu, Y., Li, Sy. et al. Extract from Phyllanthus urinaria L. inhibits hepatitis B virus replication and expression in hepatitis B virus transfection model in vitro, ., Chin. J. Integr. Med. 21, 938–943 (2015). https://doi.org/10.1007/s11655-015-2076-7DOI:
Ying Wu, Ying Lu, Shu-yu Li, et al. Extract from Phyllanthus urinaria L. inhibits hepatitis B virus replication and expression in hepatitis B virus transfection model in vitro[J]. Chinese Journal of Integrative Medicine, 2015,21(12):938-943. DOI: 10.1007/s11655-015-2076-7.
Extract from Phyllanthus urinaria L. inhibits hepatitis B virus replication and expression in hepatitis B virus transfection model in vitro
摘要
To explore the effects of the extract from Phyllanthus urinaria L. on hepatitis B virus (HBV) replication and expression in HBV transient transfection model in vitro. The eukaryotic expression plasmid pHBV1.1
which contains 1.1-fold-overlength genome of HBV
was transfected into the human hepatoma cell line
HepG2
to establish and assess the HBV transient transfection model. The extract from Phyllanthus urinaria L. was prepared in different concentrations and methyl thiazolyl tetrazolium was used to detect the maximum nontoxic concentration of the drug. The extract from Phyllanthus urinaria L. were added into the transfected cell
at the concentrations of 0.8
0.2 and 0.05 g/L
respectively. Four days after drug application
enzyme-linked immuno sorbent assay was used to detect the concentration of HBsAg in the supernatants
Southern blot was applied to analyze HBV DNA level
and Western blot was used to detect the expression of HBcAg in cells. After the transfection of plasmid pHBV1.1 into HepG2 cells
the concentration of HBsAg in supernatants was increased obviously as compared with that of the normal cells (P<0.05)
and all expected HBV replicative intermediates were confirmed by Southern blot analysis
which ensured the successful establishment of the HBV transient transfection model. After the application of drugs at the concentrations of 0.8 and 0.2 g/L
the level of HBsAg was obviously decreased in the supernatants
as compared with that of the virus group (P<0.05); Southern blot showed that the level of HBV rc DNA
ds DNA
ss DNA was obviously reduced compared with that of the virus group (P<0.01); Western blot revealed that the expression of HBcAg in the drug group was obviously inhibited
as compared with that of the virus group (P<0.01). The extract from Phyllanthus urinaria L. obviously inhibited replication and expression of HBV in HBV transfected cell lines in vitro
thus exerting distinctive anti-HBV effects.
Abstract
To explore the effects of the extract from Phyllanthus urinaria L. on hepatitis B virus (HBV) replication and expression in HBV transient transfection model in vitro. The eukaryotic expression plasmid pHBV1.1
which contains 1.1-fold-overlength genome of HBV
was transfected into the human hepatoma cell line
HepG2
to establish and assess the HBV transient transfection model. The extract from Phyllanthus urinaria L. was prepared in different concentrations and methyl thiazolyl tetrazolium was used to detect the maximum nontoxic concentration of the drug. The extract from Phyllanthus urinaria L. were added into the transfected cell
at the concentrations of 0.8
0.2 and 0.05 g/L
respectively. Four days after drug application
enzyme-linked immuno sorbent assay was used to detect the concentration of HBsAg in the supernatants
Southern blot was applied to analyze HBV DNA level
and Western blot was used to detect the expression of HBcAg in cells. After the transfection of plasmid pHBV1.1 into HepG2 cells
the concentration of HBsAg in supernatants was increased obviously as compared with that of the normal cells (P<0.05)
and all expected HBV replicative intermediates were confirmed by Southern blot analysis
which ensured the successful establishment of the HBV transient transfection model. After the application of drugs at the concentrations of 0.8 and 0.2 g/L
the level of HBsAg was obviously decreased in the supernatants
as compared with that of the virus group (P<0.05); Southern blot showed that the level of HBV rc DNA
ds DNA
ss DNA was obviously reduced compared with that of the virus group (P<0.01); Western blot revealed that the expression of HBcAg in the drug group was obviously inhibited
as compared with that of the virus group (P<0.01). The extract from Phyllanthus urinaria L. obviously inhibited replication and expression of HBV in HBV transfected cell lines in vitro
thus exerting distinctive anti-HBV effects.
关键词
Phyllanthus urinaria L.hepatitis B virusreplicationexpressiontransient transfection modelChinese Medicine
Keywords
Phyllanthus urinaria L.hepatitis B virusreplicationexpressiontransient transfection modelChinese Medicine
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相关机构
Georg-August-Universität Göttingen, Göttingen
The Key Laboratory of Geriatrics, Beijing Hospital and Beijing Institute of Geriatrics’ Ministry of Public Health
Medical Informatics Center, Peking University
Department of Hospital Management, Peking University Health Science Center, Peking University
Neurology Department of Peking University Third Hospital, Peking University