Heterotaxin: A TGF-β Signaling Inhibitor Identified in a Multi-Phenotype Profiling Screen in Xenopus Embryos
Dush, M. K., McIver, A. L., Parr, M. A., Young, D. D., Fisher, J., Newman, D. R., … Nascone-Yoder, N. (2011, February 1). Chemistry & Biology, Vol. 18, pp. 252–263.
MeSH headings : Animals; Cell Line; Drug Evaluation, Preclinical; Embryo, Nonmammalian / abnormalities; Embryo, Nonmammalian / cytology; Embryo, Nonmammalian / drug effects; Embryo, Nonmammalian / metabolism; Humans; Intracellular Space / drug effects; Intracellular Space / metabolism; Neovascularization, Physiologic / drug effects; Phenotype; Pyridines / chemistry; Pyridines / pharmacology; Signal Transduction / drug effects; Stereoisomerism; Structure-Activity Relationship; Transforming Growth Factor beta / metabolism; Xenopus laevis
topics (OpenAlex): Congenital heart defects research; Developmental Biology and Gene Regulation
TL;DR:
A small molecule screen for left-right asymmetry phenotypes in Xenopus embryos is performed and a pyridine analog, heterotaxin, is discovered, which disrupts both cardiovascular and digestive organ laterality and inhibits TGF-β-dependent left- right asymmetric gene expression.
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