Figure 1.

Results of inventory of collection procedures among 14 European centers with CSF biobanks for MS research in 2006. (a) Other body fluids that are collected simultaneously with CSF. Filled area indicates “yes”; open areas: not collected. (b) Storage temperature of CSF and serum. Open area: −80; closed area: −20; grey area: not collected. (c) Average volume of CSF that is collected per patient per CSF withdrawal. Bars indicate the average and ranges of volume per center. (d) Time-delay between CSF withdrawal, spinning and storage into the freezer. Bars indicate the average and ranges of time per center.