Abstract Background Functional studies in model organisms. such as vertebrates and Drosophila. have shown that basic Helix-loop-Helix (bHLH) proteins have important roles in different steps of neurogenesis. from the acquisition of neural fate to the differentiation into specific neural cell types. https://www.roneverhart.com/Cute-Bunny-Spa-Headband-3314-46-12-units/