Abstract:
:Metamorphosis is a postembryonic developmental process that involves morphophysiological and behavioral changes, allowing organisms to adapt into a novel environment. In some amphibians, aquatic organisms undergo metamorphosis to adapt in a terrestrial environment. In this process, these organisms experience major changes in their circulatory, respiratory, digestive, excretory and reproductive systems. We performed a transcriptional global analysis of heart, lung and gills during diverse stages of Ambystoma velasci to investigate its metamorphosis. In our analyses, we identified eight gene clusters for each organ, according to the expression patterns of differentially expressed genes. We found 4064 differentially expressed genes in the heart, 4107 in the lung and 8265 in the gills. Among the differentially expressed genes in the heart, we observed genes involved in the differentiation of cardiomyocytes in the interatrial zone, vasculogenesis and in the maturation of coronary vessels. In the lung, we found genes differentially expressed related to angiogenesis, alveolarization and synthesis of the surfactant protein. In the case of the gills, the most prominent biological processes identified are degradation of extracellular matrix, apoptosis and keratin production. Our study sheds light on the transcriptional responses and the pathways modulation involved in the transformation of the facultative metamorphic salamander A. velasci in an organ-specific manner.
journal_name
Dev Bioljournal_title
Developmental biologyauthors
Palacios-Martinez J,Caballero-Perez J,Espinal-Centeno A,Marquez-Chavoya G,Lomeli H,Salas-Vidal E,Schnabel D,Chimal-Monroy J,Cruz-Ramirez Adoi
10.1016/j.ydbio.2020.08.002subject
Has Abstractpub_date
2020-10-01 00:00:00pages
22-35issue
1-2eissn
0012-1606issn
1095-564Xpii
S0012-1606(20)30215-3journal_volume
466pub_type
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