Sentence examples for serum samples were extracted from inspiring English sources

Briefly, serum samples were extracted using an automated liquid/liquid extraction followed by lipid removal using a two-layered silica/silica-sulfuric acid column.

DNA from paraffin-embedded valve tissue specimens and serum samples were extracted.

Containers used for storage of milk and serum samples were extracted with methanol and did not show traces of the target compounds.

Serum samples were extracted before intervention, right after intervention, and two hours after manipulation by venipuncture of the cephalic vein using a Vacutainer system (Becton-Dickinson, United Kingdom).

After oral and written informed consents had been obtained, genomic DNA and serum samples were extracted from peripheral blood of patients and healthy controls.

Serum samples were extracted and analyzed for polychlorinated biphenyls (PCBs) and organochlorine pesticides [chlordanes, hexachlorohexanes (HCHs), hexachlorobenzene (HCB), 1,1,1-trichloro-2,2-bis p-chlorophenyl)ethane (p,p´-DDT) and its metabolites (DDTs), and toxaphenes].

HBV DNA from serum samples was extracted and quantified using the HBV PCR-Fluorescence Test Kit (Zeesan Biotech, Xiamen, China).

HCV RNA from serum samples was extracted by Cobas AmpliPrep and detected by Cobas TaqMan HCV test (Roche Diagnostics, Milan, Italy).

RNA from patients' serum samples was extracted by using the QIAamp Viral RNA Kit (QIAGEN, Valencia, CA, USA) according to the manufacturer's instructions.

The HCV RNA in serum samples was extracted using QIAamp RNA Viral Mini Kit (Qiagen, Valencia, CA) and was amplified using a nested RT-PCR with the two sets of primers corresponding to the 5′ UTR, as reported previously [ 18, 19].

Total RNA in serum samples was extracted by an automated process performed in BioRobot 9604 (Qiagen, Hilden, Germany) and viral loads were determined by means of the COBAS Taqman HCV Test v.2.0 (Roche Molecular Systems, Indianapolis, IN).