The Tecnai F20 at the LMB is a 200 keV TEM equipped with a field emission gun and Falcon 3 direct detector, and is mainly used for screening cryo-EM samples before data acquisition on the Titan Krios microscopes. Day 333 of #LMB365 shows Aaron Tan and John Lu from the Briggs group using this microscope to screen assemblies of HIV-1 capsid protein prior to collection of high-resolution cryo-electron tomography data.
MRC Laboratory of Molecular Biology
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