Sentence examples for sera samples were used from inspiring English sources

Low and high concentration lyophilized sera samples were used as quality controls.

Sera and synovial fluid samples were used at a 1 100 dilution (a concentration selected after preliminary experiments).

Sera obtained from the blood samples were used for blood urea nitrogen (BUN) and serum creatinine determination using commercial kits (Ortho-Clinical Diagnostics, Rochester, NY, USA) according to the manufacturer's instructions.

A total of 226 duck sera samples were tested using the assay.

In contrast, no positive response was observed when the same sera samples were tested using peptide-based (peptides 5 and 11) ELISA.

IgG, IgG1 and IgG2a antibodies in sera samples were determined using an indirect ELISA assay according to the manufacture's instructions (R&D Systems, USA).

To demonstrate that the AuNP-based immunoassay can accurately quantify target molecules in biological samples, the patient sera samples were diluted using fetal bovine serum by 10 000-fold to correspond to the linear range of the calibration curve.

The molecular forms of TK1 in some of these sera samples were also investigated using size-exclusion chromatography, and important differences were revealed.

The collected sera samples were stored at −70 °C before being used in the study.

Sera samples were stored at −20 °C until used.

All sera samples were stored at -80°C until used.