Taking the first few steps towards recovering from your opiate addiction is huge. No matter how you ended up with your opiate addiction, you can always take steps to get clean. However, an important first step is to understand what to expect during your first week or two of opiate withdrawal.
With anticoagulant = plasma (still has soluble fibrinogen). Without anticoagulant = serum ( fibrinogen has been converted into insoluble fibrin in clot and is spun down with cells). Source(s): Medical Scientist. liz down under Â· 9 years ago.
Plasma and serum are both found in blood. Blood contains the red blood cells (RBC), the platelets, the white blood cells (WBC), and several other important substances, including electrolytes, fibrinogen, hormones, and antibodies. These are all suspended in the fluid portion of the blood, which is the plasma.