Scheme of a transwell insert covered with collagen gel or matrigel, used to study in vitro cell invasion cell culture invasion assay transwell Transwell gel
Alban, Colombia petroglyph manually traced from public domain image at http://en.wikipedia.org/wiki/File:Alb.jpg colombia petroglyph ancient Rock Art Alban Person 2
A computer generated, not biologically realistic... pyramidal neuron firing. The original image: http://commons.wikimedia.org/wiki/File:Neuron-SEM.png This is a vectorization of that image with adding firing graphics neuroscience action potential neuron Firing Neuron
Create a unique and eye-catching blue polygonal design set for various stationery items such as folders, letter envelopes, disc covers, business cards, and even phone backgrounds. Utilize these resources to craft a creative corporate identity that stands out. Comes with a high-quality JPG file. Licensed under Commons 4.0 with an attribution license. stationery design elements Blue Stationery Abstract