Researchers found that blood collection tubes from different manufacturers can interfere with LC-MS/MS measurement of serum 25-hydroxyvitamin D [25 (OH)D], a critical preanalytical quality control ...
Preserving DNA in biological samples has long posed a challenge for researchers, but the process may be about to get a lot ...
Saliva, sweat, and interstitial fluid have shown promise as alternative sample types in situations where blood may be too hard to access.