All blood samples were analysed using a blood gas analyser (Radiometer ABLTM725, Radiometer) within 10 minutes of sampling.
Unclotted whole K3EDTA blood samples were analysed using an ADVIA haematology analyser (AV ADVIA 2120, Bayer Healthcare, Siemens, UK) equipped with software for bovine blood.
Blood samples were analysed for buprenorphine and its metabolite norbuprenorphine.
A total of 214 blood samples were analysed in 42 patients over 6 time points.
Blood samples were analysed according to standard procedures at the hospital.
Arterial and mixed venous blood samples were analysed, and a second cardiac MRI was made.
Blood samples were analysed for testosterone (T), dihydrotestosterone (DHT) and dehydroepiandrosterone sulphate (DHEAS) levels using a radioimmunoassay.
A total of 132 blood samples were analysed at a median of 2 days (1 12) following the onset of sepsis.
The capillary blood samples were analysed immediately for determination of pH and bicarbonate (HCO3 −) via an automated analyzer (Radiometer, Brønshøj, Denmark).
Blood samples were analysed for non-esterified fatty acids, triacylglycerol, glycerol, glucose, pyruvate, lactate, 3-hydroxybutyrate, and blood gases after simultaneous sampling of arterial and coronary sinus blood.
Plasma from the two-hour blood samples were analysed for TNF-α, IFN-γ, and IL-2 by means of Cytometric Bead Array (CBA), while the plasma from the 24-hour blood samples were analysed for IFN-γ by means of ELISA and spectrophotometry.
