Blood Serum is the liquid portion of a blood clot.
Serum is obtained from a SSt tube, which is allowed to clot and is then centrifuged
They help the blood sample in the tube clot so that serum can be separated for analysis. Serum is the preferred specimen for many tests such as hormones, proteins and electrolytes.
Serum is the fluid part that remains after the blood is allowed to clot in atest tube.
serum separators
Serum is the liquid portion of blood AFTER it has clot. Compared to plasma, which is the liquid portion of blood before it clots. The difference is the absence of fibrinogen in serum.
You are probably seeing the serum separator gel. After the blood in the tube clots, they spin it to separate the clot from the remaining fluid (serum). The gel will move in between the clot and the serum so they stay separated.
serum
these tubes are used in those tests where serum used. when blood clot, serum is obtained after the centrifugation.
Serum or supernatent
it will lead to inaccurate results
They help the blood sample in the tube clot so that serum can be separated for analysis. Serum is the preferred specimen for many tests such as hormones, proteins and electrolytes.