Mammalian embryos see a substantial increase in available oxygen once the placenta forms. This increase in oxygen exposure serves as a trigger for initiating the development of the hindlimb, thus cont...

Imagine an American organization that convenes scientific experts not to advance any ideology or interest but to provide the nation with a clear understanding of complex problems. Imagine this body wo...

Modern amphibians are characterized by an aquatic larval stage that ends abruptly with a period of widespread tissue remodeling (metamorphosis) upon transition to terrestrial adulthood. A transient la...

Nature - Single-cell transcriptomics combined with morphological and ecological data show that the rapid evolutionary radiation of cichlid fishes in Lake Tanganyika was accompanied by dietary...

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Bilateral floral symmetry is a repeated evolutionary innovation governed by the CYCLOIDEA-dependent program, yet how the dorsal-specific CYC expression is initiated and maintained remains elusive. Min...