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A Mouse Surgical Model for Metastatic Ovarian Granulosa Cell Tumor

机译:转移性卵巢颗粒细胞瘤的小鼠手术模型。

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Werecentlydescribedageneticallyengineeredmousemodelthatdevelopsovariangranulosacelltumors(GCTs)thatmimicmanyaspectsoftheadvancedhumandisease,includingdistantdissemination.However,becausetheprimarytumorskilledtheirhostsbeforemetastaseswereabletoform,theuseofthesemicetostudymetastaticdiseaserequiredthedevelopmentofasimple,reliable,andhumanesurgicalprotocolfortheexcisionoflargeGCTsfromdebilitatedmice.Herewedescribeaprotocolinvolvingmultimodalanesthesia,tumorremovalthroughventralmidlineceliotomyandperioperativefluidtherapy,andanalgesiathatledtothepostoperativesurvivalofmorethan90%ofmice,despitetheremovaloftumorsrepresentingasmuchas10%oftheanimal'sbodyweight.IntraabdominalrecurrenceoftheGCTdidnotoccurinsurvivinganimals,butmostdevelopedpulmonaryoradrenalmetastases(orboth)by12wkaftersurgery.WeproposethatthismousemodelofmetastaticGCTwillserveasausefulpreclinicalmodelforthedevelopmentofnoveltreatmentmodalitiesanddiagnostictechniques.Furthermore,ourresultsdelineateanestheticandsurgicalprinciplesfortheremovaloflargeabdominaltumorsfrommicethatwillbeapplicabletoothermodelsofhumancancers.
机译:Werecentlydescribedageneticallyengineeredmousemodelthatdevelopsovariangranulosacelltumors(GCTS)thatmimicmanyaspectsoftheadvancedhumandisease,includingdistantdissemination.However,becausetheprimarytumorskilledtheirhostsbeforemetastaseswereabletoform,theuseofthesemicetostudymetastaticdiseaserequiredthedevelopmentofasimple,可靠,andhumanesurgicalprotocolfortheexcisionoflargeGCTsfromdebilitatedmice.Herewedescribeaprotocolinvolvingmultimodalanesthesia,tumorremovalthroughventralmidlineceliotomyandperioperativefluidtherapy,andanalgesiathatledtothepostoperativesurvivalofmorethan90%ofmice,despitetheremovaloftumorsrepresentingasmuchas10%oftheanimal'sbodyweight.IntraabdominalrecurrenceoftheGCTdidnotoccurinsurvivinganimals,butmostdevelopedpulmonaryoradrenalmetastases(orboth)by12wkaftersurgery.WeproposethatthismousemodelofmetastaticGCTwillserveasausefulpreclinicalmodelforthedevelopmentofnoveltreatmentmodalitiesanddiagnostictechniques.Furthermore,ourresultsdelineateanestheticandsurgicalprinciples从小鼠身上取出适用于其他大模型人类肿瘤的大腹部肿瘤的治疗方法。

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