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Impact of salvianolic acid-B on TGF-β1-induced HK-2 epithelial-mesenchymal transition

丹参酚酸B盐对TGF-β1诱导的HK-2上皮-间充质转分化的影响



全 文 :2›34


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f2 10μg·L-1TGFβ124œ-.`™HK2$%
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·19·
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—˜™š

[1] XuJ,LamouileS,DerynckR.TGFbetainducedepithelialto
mesenchymaltransition[J].CelRes,2009,19(2):156.
[2] 
*?o

=‹ì

o7(

ä

}”Ô£ñc
7
™•–
§?o^_$%
TGFβ1\]b¤Gƒù[J].$%-&
.`
,2004,26(3):274.
[3] 
¸»ê

+Û,

¡Å²

2›34

™bGˆžª× β1Y
r?ö-ˆˆžª×
BB
Œ:^É$%=kAH]ƒ¦§
[J].
$%$S-´¥23
,2006,26(5):439.
[4] ZeisbergM,KaluriR.Theroleofepithelialtomesenchymal
transitioninrenalfibrosis[J].JMolMed,2004,82(3):175.
[5] XuJ,LamouileS,DerynckR.TGFbetainducedepithelialto
mesenchymaltransition[J].CelRes,2009,19(2):156.
[6] MorisseyJ,HruskaK,GuoG,etal.Bonemorphogeneticpro
tein7improvesrenalfibrosisandacceleratesthereturnofrenal
function[J].JAmSocNephrol,2002,13(1):S14.
[7] ZhangXL,SelbiW,MoteC,etal.Bonemorphogenicprotein
7inhibitsmonocytestimulatedTGFbeta1generationinrenal
proximaltubularepithelialcels[J].JAmSocNephrol,2005,
16(1):79.
[8] 
ñ.

#/

ø9

ä

}£”ñc

™š§?o^_$%ø
·29·
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January,2010
yYb¤Gƒ¦§
[J].
$/§$ž23
,2004,20(5):343.
[9] 
äF0

n×|

¡Å²

2›34

5™š:^É$%=P
$%ø*ª×

ƒ¦§
[J].
‘&Cð
,2008,18(5):
573.
[10] 
R0

ä&

½Pê

ä

2›34

5™67§89Gƒ¦
§
[J]
$%$,23
,2009,34(21):2790
ImpactofsalvianolicacidBonTGFβ1inducedHK2
epithelialmesenchymaltransition
ZHOUJuan1,WANGFei1,LUHaiying2,ZHANGYue1
(1.ScientificExperimentalCenterofShanghaiTraditionalChineseMedicineUniversity,Shanghai201203,China;
2.NursingInstituteofShanghaiTraditionalChineseMedicineUniversity,Shanghai201203,China)
[Abstract] Objective:ToinvestigatetheefectofsalvianolicacidB(SAB)onepitheliamesenchymaltransitioninhumanre
nalproximaltubularcels(HK2),inducedbytransforminggrowthfactorβ1(TGFβ1).Method:Epitheliamesenchymaltransition
(EMT)wasinducedwithTGFβ1inHK2culturedinvitro.Diferentconcentrations(2,5,10,20μg·L-1)andstimulantperiods
(12,24,48h)weretriedtofindtheperfectconditionforEMT.Atthesametimebonemorphogeneticprotein7(BMP7,positive
control)andtheSABinterventionweregiventoobservetheirefectonEMT.Westernblotandimmunofluorescentmicroscopywere
usedtoanalyzetheexpressionofEcadherinandαsmoothmuscleactin(αSMA)inHK2.Result:BMP7significantlyinhibitedthe
downregulationofEcadherinandtheupregulationofαSMAinducedbyTGFβ1(P<005),andSABsignificantlyinhibitedthe
upregulationofαSMAexpressioninducedbyTGFβ1(P<005),butnotthedownregulationofEcadherininducedbyTGFβ1.
Conclusion:SABandBMP7caninhibitTGFβ1inducedEMTinHK2.TheircommonroleistoinhibittheupregulationofαSMA,
andtheefectofSABontheregulationofEcadherinneedsfurtherstudytobeconfirmed.
[Keywords] epitheliamesenchymaltransition;salvianolicacidB;TGFβ1;bonemorphogeneticprotein7;humanrenalprox
imaltubularcels
doi:10.4268/cjcmm20100119

›œ-0
 
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