Consensus Guidelines for CSF and Blood Biobanking for CNS Biomarker Studies.

Mult Scler Int · 2011 · PMC3195993 · PMID 22096631

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highly significantno p-value reported

For example, one-time freezing of CSF samples can lead to a highly significant loss of amyloid β (1-42) which is decreased a further 20% after three more thawing cycles [ 26 , 27 ].

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