Abstract
Clinical sequencing efforts are rapidly identifying sarcoma gene fusions that lack functional validation. An example is the fusion of transcriptional coactivators, VGLL2-NCOA2, found in infantile rhabdomyosarcoma. To delineate VGLL2-NCOA2 tumorigenic mechanisms and identify therapeutic vulnerabilities, we implement a cross-species comparative oncology approach with zebrafish, mouse allograft, and patient samples. We find that VGLL2-NCOA2 is sufficient to generate mesenchymal tumors that display features of immature skeletal muscle and recapitulate the human disease. A subset of VGLL2-NCOA2 zebrafish tumors transcriptionally cluster with embryonic somitogenesis and identify VGLL2-NCOA2 developmental programs, including a RAS family GTPase, ARF6. In VGLL2-NCOA2 zebrafish, mouse, and patient tumors, ARF6 is highly expressed. ARF6 knockout suppresses VGLL2-NCOA2 oncogenic activity in cell culture, and, more broadly, ARF6 is overexpressed in adult and pediatric sarcomas. Our data indicate that VGLL2-NCOA2 is an oncogene that leverages developmental programs for tumorigenesis and that reactivation or persistence of ARF6 could represent a therapeutic opportunity.
Original language | English (US) |
---|---|
Article number | 112013 |
Journal | Cell Reports |
Volume | 42 |
Issue number | 1 |
DOIs | |
State | Published - Jan 31 2023 |
Keywords
- CP: Cancer
- cross-species comparative oncology
- developmental biology
- functional genomics
- fusion oncogene
- pediatric cancer
- rhabdomyosarcoma
ASJC Scopus subject areas
- Biochemistry, Genetics and Molecular Biology(all)
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VGLL2-NCOA2 leverages developmental programs for pediatric sarcomagenesis. / Watson, Sarah; LaVigne, Collette A.; Xu, Lin et al.
In: Cell Reports, Vol. 42, No. 1, 112013, 31.01.2023.Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - VGLL2-NCOA2 leverages developmental programs for pediatric sarcomagenesis
AU - Watson, Sarah
AU - LaVigne, Collette A.
AU - Xu, Lin
AU - Surdez, Didier
AU - Cyrta, Joanna
AU - Calderon, Delia
AU - Cannon, Matthew V.
AU - Kent, Matthew R.
AU - Silvius, Katherine M.
AU - Kucinski, Jack P.
AU - Harrison, Emma N.
AU - Murchison, Whitney
AU - Rakheja, Dinesh
AU - Tirode, Franck
AU - Delattre, Olivier
AU - Amatruda, James F
AU - Kendall, Genevieve C.
N1 - Funding Information: We thank the UT Southwestern Histopathology core for excellent services and for their expertise, and the Nationwide Children's Hospital (NCH) Animal Resources Core for their exceptional zebrafish husbandry. Additional support was provided by the Nationwide Children's Hospital Microscopy Lab in the Center for Gene Therapy for imaging, the NCH Morphology Core for tissue processing, the NCH CRISPR/Gene Editing Core for generating cell line knockouts, and the NCH High-Performance Computing group for assistance maintaining and using the NCH cluster. G.C.K. is supported by an Alex's Lemonade Stand Foundation A Award, a V Foundation for Cancer Research V Scholar Grant, and an R01CA272872 grant through the National Cancer Institute of the National Institutes of Health. J.F.A. was supported by grant RP120685-P3 from the Cancer Prevention and Research Institute of Texas (CPRIT) and by Curing Kids Cancer. L.X. is supported by Rally Foundation, Cancer Center Support Grant P30 CA142543 and RP180805 from CPRIT. F.T. is supported by the Institut National de la Recherche Médiacale (INSERM). D.R. is supported by grant RP180319 from the Cancer Prevention and Research Institute of Texas (CPRIT) and by the John Lawrence and Patsy Louise Goforth Chair in Pathology. S.W. was supported by a grant from the Fondation Nuovo-Soldati pour la recherche en cancérologie. M.K. is supported by a T32CA269052 Training Program in Basic and Translational Pediatric Oncology Research postdoctoral fellowship. The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health. S.W. F.T. O.D. J.F.A. and G.C.K. conceived and supervised the study. F.T. provided computational analysis, insight, and expertise of human and zebrafish RNA-seq data and their similarity in Figures 2, 6, and S3. L.X. provided computational analysis, insight, and expertise into developmental studies and human and zebrafish RNA-seq data in Figures 3, 7, and S4. M.V.C. provided computational analysis, insight, and expertise in Figures 2, 4, S3, and S6. D.R. and J.C. provided pathological assessment. S.W. C.A.L. D.S. J.C. D.C. M.K. K.S. J.K. E.H. W.M. and G.C.K. performed experiments. C.A.L. J.C. D.C. M.K. K.S. J.K. E.H. and G.C.K. analyzed experimental data. C.A.L. J.F.A. and G.C.K. drafted the manuscript and figures. All authors reviewed and edited the final manuscript. The authors declare no competing interests. One or more of the authors of this paper self-identifies as an underrepresented ethnic minority in their field of research or within their geographical location. One or more of the authors of this paper received support from a program designed to increase minority representation in their field of research. One or more of the authors of this paper self-identifies as living with a disability. We support inclusive, diverse, and equitable conduct of research. Funding Information: We thank the UT Southwestern Histopathology core for excellent services and for their expertise, and the Nationwide Children’s Hospital (NCH) Animal Resources Core for their exceptional zebrafish husbandry. Additional support was provided by the Nationwide Children's Hospital Microscopy Lab in the Center for Gene Therapy for imaging, the NCH Morphology Core for tissue processing, the NCH CRISPR/Gene Editing Core for generating cell line knockouts, and the NCH High-Performance Computing group for assistance maintaining and using the NCH cluster. G.C.K. is supported by an Alex's Lemonade Stand Foundation A Award, a V Foundation for Cancer Research V Scholar Grant, and an R01CA272872 grant through the National Cancer Institute of the National Institutes of Health . J.F.A. was supported by grant RP120685-P3 from the Cancer Prevention and Research Institute of Texas ( CPRIT ) and by Curing Kids Cancer. L.X. is supported by Rally Foundation , Cancer Center Support Grant P30 CA142543 and RP180805 from CPRIT . F.T. is supported by the Institut National de la Recherche Médiacale (INSERM). D.R. is supported by grant RP180319 from the Cancer Prevention and Research Institute of Texas (CPRIT) and by the John Lawrence and Patsy Louise Goforth Chair in Pathology. S.W. was supported by a grant from the Fondation Nuovo-Soldati pour la recherche en cancérologie . M.K. is supported by a T32CA269052 Training Program in Basic and Translational Pediatric Oncology Research postdoctoral fellowship. The content is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health. Funding Information: RNA-seq data from VGLL2-NCOA2 tumors is from Watson et al., 2018. 4 RNA-seq data for n = 264 adult sarcomas is from TCGA and represents dedifferentiated liposarcoma, leiomyosarcoma, undifferentiated pleomorphic sarcoma, myxofibrosarcoma, malignant peripheral nerve sheath tumor, and synovial sarcoma. 49 RNA-seq data from n = 96 Ewing sarcoma tumors is from Crompton et al., 2014, 50 RNA-seq data from n = 87 Osteosarcoma (phs000468) and n = 13 Clear Cell Sarcoma of the Kidney (phs000466) are based upon data generated by the Therapeutically Applicable Research to Generate Effective Treatments (TARGET) ( https://ocg.cancer.gov/programs/target ) initiative, phs000468 and phs000466. The data used for this analysis are available at https://portal.gdc.cancer.gov/projects . RNA-seq data from n = 42 fusion-positive and fusion-negative rhabdomyosarcoma is from Chen et al., 2013. 51 RNA-seq data from n = 396 adult skeletal muscle samples are from the Genotype-Tissue Expression Project (GTEx). The GTEx Project was supported by the Common Fund of the Office of the Director of the National Institutes of Health, and by NCI, NHGRI, NHLBI, NIDA, NIMH, and NINDS. The data used for the analyses described in this manuscript in Figure 7 were obtained from the GTEx Portal in March 2018, and in Figures 2 , 4 , S3 and S6 were obtained from the GTEx portal in April 2022. The same computational analysis steps based on hg19 human reference genome data, as detailed in the RNA-seq and analysis section, were applied to process these tumor and muscle datasets side by side to minimize computational batch effects. In addition, we also applied ComBat 65 to remove batch effects. HTSeq Python package 60 was employed to count reads per gene. edgeR R Bioconductor package 61 , 62 , 63 was used to normalize read counts and calculate FPKM values. Publisher Copyright: © 2023 The Authors
PY - 2023/1/31
Y1 - 2023/1/31
N2 - Clinical sequencing efforts are rapidly identifying sarcoma gene fusions that lack functional validation. An example is the fusion of transcriptional coactivators, VGLL2-NCOA2, found in infantile rhabdomyosarcoma. To delineate VGLL2-NCOA2 tumorigenic mechanisms and identify therapeutic vulnerabilities, we implement a cross-species comparative oncology approach with zebrafish, mouse allograft, and patient samples. We find that VGLL2-NCOA2 is sufficient to generate mesenchymal tumors that display features of immature skeletal muscle and recapitulate the human disease. A subset of VGLL2-NCOA2 zebrafish tumors transcriptionally cluster with embryonic somitogenesis and identify VGLL2-NCOA2 developmental programs, including a RAS family GTPase, ARF6. In VGLL2-NCOA2 zebrafish, mouse, and patient tumors, ARF6 is highly expressed. ARF6 knockout suppresses VGLL2-NCOA2 oncogenic activity in cell culture, and, more broadly, ARF6 is overexpressed in adult and pediatric sarcomas. Our data indicate that VGLL2-NCOA2 is an oncogene that leverages developmental programs for tumorigenesis and that reactivation or persistence of ARF6 could represent a therapeutic opportunity.
AB - Clinical sequencing efforts are rapidly identifying sarcoma gene fusions that lack functional validation. An example is the fusion of transcriptional coactivators, VGLL2-NCOA2, found in infantile rhabdomyosarcoma. To delineate VGLL2-NCOA2 tumorigenic mechanisms and identify therapeutic vulnerabilities, we implement a cross-species comparative oncology approach with zebrafish, mouse allograft, and patient samples. We find that VGLL2-NCOA2 is sufficient to generate mesenchymal tumors that display features of immature skeletal muscle and recapitulate the human disease. A subset of VGLL2-NCOA2 zebrafish tumors transcriptionally cluster with embryonic somitogenesis and identify VGLL2-NCOA2 developmental programs, including a RAS family GTPase, ARF6. In VGLL2-NCOA2 zebrafish, mouse, and patient tumors, ARF6 is highly expressed. ARF6 knockout suppresses VGLL2-NCOA2 oncogenic activity in cell culture, and, more broadly, ARF6 is overexpressed in adult and pediatric sarcomas. Our data indicate that VGLL2-NCOA2 is an oncogene that leverages developmental programs for tumorigenesis and that reactivation or persistence of ARF6 could represent a therapeutic opportunity.
KW - CP: Cancer
KW - cross-species comparative oncology
KW - developmental biology
KW - functional genomics
KW - fusion oncogene
KW - pediatric cancer
KW - rhabdomyosarcoma
UR - http://www.scopus.com/inward/record.url?scp=85146444605&partnerID=8YFLogxK
UR - http://www.scopus.com/inward/citedby.url?scp=85146444605&partnerID=8YFLogxK
U2 - 10.1016/j.celrep.2023.112013
DO - 10.1016/j.celrep.2023.112013
M3 - Article
C2 - 36656711
AN - SCOPUS:85146444605
SN - 2211-1247
VL - 42
JO - Cell Reports
JF - Cell Reports
IS - 1
M1 - 112013
ER -