Variable Craniofacial Shape and Development among Multiple Cave-Adapted Populations of Astyanax mexicanus

N Holtz, RC Albertson - Integrative Organismal Biology, 2024 - academic.oup.com
Astyanax mexicanus is a freshwater fish species with blind cave morphs and sighted surface
morphs. Like other troglodytic species, independently evolved cave-dwelling A. mexicanus …

Tissue-specific transcriptomics uncovers novel craniofacial genes underlying jaw divergence in specialist pupfishes

MF Palominos, V Muhl, CH Martin - bioRxiv, 2024 - biorxiv.org
The regulation of gene expression is one of the key evolutionary processes driving
phenotypic divergence among species. Here, we investigate the tissue-specific gene …

Loss of conserved noncoding elements likely shaped the evolution of regressed phenotypes in cavefish

M Lal, J Bhattacharya, KS Sandhu - bioRxiv, 2024 - biorxiv.org
Abstract The Mexican cavefish, Astyanax mexicanus, is a captivating model for probing cave
adaptations, showcasing pronounced divergence in traits like vision, brain morphology …