简介：Wnt-1induciblesignalingpathway-1(WISP-1),alsoknownasCCN-4,belongstotheconnectivetissuegrowthfactor(CTGF)family.WISP-1isprimarilyexpressedinembryonicstemcellsandisinvolvedinadultorgandevelopment.WISP-1participatesinmanycellularprocesses,includingproliferation,differentiation,apoptosisandadhesion.Inaddition,WISP-1playsanimportantroleindiversepathophysiologicalprocesses,suchasembryonicdevelopment,inflammation,injuryrepairsandcancers.RecentstudiesshowedthatWISP-1washighlycorrelatedwithtumorprogressionandmalignanttransformation,whereasitplayedanoncogenicroleincolorectalcancer,cholangiocarcinoma,hepatocellularcarcinomaandbreastcancer.However,interestingly,WISP-1exertsatumorsuppressingroleinlungandprostatecancers.WISP-1promotescellproliferation,adhesion,motility,invasion,metastasisandepithelial-to-mesenchymaltransitionviaparticularsignalingpathways.Inthisreview,wediscussedthestructure,expressionprofile,functions,clinicalsignificanceandpotentialmechanismsofWISP-1incancerandnon-neoplasticdiseases.