A set of materials made in Unreal Engine 4 to emulate the image tagged below. https://www.artstation.com/artwork/AYWm5
A still of the material(s) in editor.
The base texture from which the glow emits behind.
An off-center radial gradient used as the texture to create the material's glow.
The base, initial material.
The recolor and sinoidal glow applied to the radial gradient to create the glow that emits from behind the "skin".
A video of the material in action in the UE4 editor.