Micro-crack in Steel by Martina Dienstleder. Microcrack after bending test Coloured by Manuel Paller Captured by Martina Dienstleder Instrument used: Nova DualBeam Family Horizontal Field Width: Voltage: Working Distance: Detector: ETD – SE
a cluster of neural cells were derived from human embryonic stem cells in the lab of university of wisconsin-madison stem. the motor neurons are shown in red; neural fibers appear green and the blue specks indicate DNA in cell nuclei.
Coloured scanning electron micrograph (SEM) of the base of a finger nail. The nail (grey) is composed of a hard translucent form of the protein keratin. The top layer of the skin is composed of dead keratinised cells that are.