A rubbery material made utilizing a three-dimensional printer can transmit electrical indicators and mechanically fold like biological tissue in predictable ways. The droplets get a lipid form and monolayer bilayers with other droplets in the growing network. A few of these droplets include membrane proteins to allow for long-range electrical communication also, like in a nerve axon; some possess different concentrations of salt to make a gradient for osmosis-driven folding tadalafil en france com . In the video above, two coloured dyes are included to visualize the printing procedure. In the paper, the authors demonstrated that they could send an electrical signal along a precise path, and fold a flower-designed network of droplets into a hollow sphere.