You are examining a protein electrophoresis pattern and notice an unusual band at the starting point of the electropherogram that is not present in the normal control.If the patient were healthy,what is the most likely cause of the unusual banding pattern?

Question

Quizplus · Accepted Answer

The most likely cause of an unusual band at the starting point is the presence of fibrinogen or other large molecular weight proteins, such as immunoglobulins, which are not normally present in serum. This could occur if a plasma sample (which contains fibrinogen) was used instead of serum.

You Are Examining a Protein Electrophoresis Pattern and Notice an Unusual