Neurologist and author Oliver Sacks brings our attention to Charles Bonnett syndrome -- when visually impaired people experience lucid hallucinations. He describes the experiences of his patients in heartwarming detail and walks us through the biology of this under-reported phenomenon.
Watch the benefits of visual feedback at each step in the protocol. The colored dyes indicate proper addition and mixing of reagents with the Invitrogen Collibri DNA library preparation kits for Illumina systems.
Dynamic Light Scattering (DLS) is a technique classically used for measuring the size of particles typically in the sub-micron region, dispersed in a liquid. The sensitivity of some modern systems is such that it can also now be used to measure the size of macromolecules in solution.