[3DEM] What's up with Quantifoil grids

Bill Tivol tivol at caltech.edu
Wed Jun 16 14:32:13 PDT 2004

On Jun 16, 2004, at 11:16 AM, Hernando Sosa wrote:

> It does look to me that the production of quantifoils is very spotty 
> and may be prone to disappear altogether. Is there any alternative 
> (other than making your own holey grids with randomly distributed 
> holes).
Dear Hernando,
	We also have found frequent problems with availability, so we place 
orders in such a way as to maintain a supply on hand; however, I don't 
think Quantifoils will disappear altogether.  One alternative is to 
evaporate carbon onto Nucleopore filters--Ken Downing has published on 
Bill Tivol, PhD
EM Scientist and Manager
Cryo-Electron Microscopy Facility
Broad Center, Mail Code 114-96
California Institute of Technology
Pasadena CA 91125
(626) 395-8833
tivol at caltech.edu

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