CERMAK, Vladimir, Aneta SKARKOVA, Ladislav MERTA, Veronika KOLOMAZNIKOVA, Veronika PALUŠOVÁ, Stjepan ULDRIJAN, Daniel ROSEL and Jan BRABEK. RNA-seq Characterization of Melanoma Phenotype Switch in 3D Collagen after p38 MAPK Inhibitor Treatment. Biomolecules. BASEL: MDPI, 2021, vol. 11, No 3, p. 1-13. ISSN 2218-273X. Available from: https://dx.doi.org/10.3390/biom11030449.
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Basic information
Original name RNA-seq Characterization of Melanoma Phenotype Switch in 3D Collagen after p38 MAPK Inhibitor Treatment
Authors CERMAK, Vladimir (203 Czech Republic), Aneta SKARKOVA (203 Czech Republic), Ladislav MERTA (203 Czech Republic), Veronika KOLOMAZNIKOVA (203 Czech Republic), Veronika PALUŠOVÁ (703 Slovakia, belonging to the institution), Stjepan ULDRIJAN (203 Czech Republic, belonging to the institution), Daniel ROSEL (203 Czech Republic) and Jan BRABEK (203 Czech Republic).
Edition Biomolecules, BASEL, MDPI, 2021, 2218-273X.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10608 Biochemistry and molecular biology
Country of publisher Switzerland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 6.064
RIV identification code RIV/00216224:14110/21:00122131
Organization unit Faculty of Medicine
Doi http://dx.doi.org/10.3390/biom11030449
UT WoS 000633403200001
Keywords in English cancer; melanoma; metastasis; phenotype switch; amoeboid invasion
Tags 14110513, rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Tereza Miškechová, učo 341652. Changed: 19/8/2021 13:01.
Abstract
Melanoma phenotype plasticity underlies tumour dissemination and resistance to therapy, yet its regulation is incompletely understood. In vivo switching between a more differentiated, proliferative phenotype and a dedifferentiated, invasive phenotype is directed by the tumour microenvironment. We found that treatment of partially dedifferentiated, invasive A375M2 cells with two structurally unrelated p38 MAPK inhibitors, SB2021920 and BIRB796, induces a phenotype switch in 3D collagen, as documented by increased expression of melanocyte differentiation markers and a loss of invasive phenotype markers. The phenotype is accompanied by morphological change corresponding to amoeboid-mesenchymal transition. We performed RNA sequencing with an Illumina HiSeq platform to fully characterise transcriptome changes underlying the switch. Gene expression results obtained with RNA-seq were validated by comparing them with RT-qPCR. Transcriptomic data generated in the study will extend the present understanding of phenotype plasticity in melanoma and its contribution to invasion and metastasis.
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