Practically Free von Frey Filaments

Using wood sticks and nylon filaments Marcelo de Sousa, Cleber Ferraresi, Ana de Magalhães, Elisabeth Yoshimura and Michael Hamblin design von Frey Filaments which perform as well as their commercial alternatives.   Von Frey filaments are simply columns of various diameters that buckle at different forces that are often used to diagnose an animals response to stimuli. […]

Read More

Biotech Hand Me Downs

This Thursday I’ll be helping move a confocal Leica microscope that a research lab acquired for $5000. How could anyone sell something so cheap? It’s very old and it takes up a lot of precious lab space. But it brings up a valuable lesson. If you are living in or near a city with a vibrant […]

Read More