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SAMPLE COLLECTION AND STORAGE

Plasma - Collect plasma using EDTA or heparin as an anticoagulant. Centrifuge samples for 15 minutes at 1000×g within 30 minutes of collection. Remove plasma and assay immediately or store samples in aliquot at -20^oC or -80^oC. Avoid repeated freeze/thaw cycles.

血漿：用EDTA或肝素作為抗凝劑采集標(biāo)本，并將標(biāo)本在采集后的30分鐘內(nèi)于2-8^oC 1000×g離心15分鐘，取上清即可檢測，或?qū)⑸锨逯糜?20^oC或-80^oC保存，但應(yīng)避免反復(fù)凍融。