A milestone in epithelial–mesenchymal transition Epithelial–mesenchymal transition (EMT) is crucial in embryogenesis and can be exploited by cancer cells to gain metastatic abilities.

The hedgehog signaling pathway helps regenerate damaged tissue in the airways and pancreas. Activating it may protect tissue against smoke inhalation and prevent diabetes progression.

Earth system scientists developed the planetary boundaries framework for measuring and tracking the stability and resilience ...

Instead, the system lingers, for hundreds of seconds, in a long-lived intermediate phase. Then, without further prompting, it abruptly transitions into the new state.