Cells that are precursors of plasma cells that produce immunoglobulins are:

Patients suffering from Waldenstrom macroglobulinemia demonstrate excessively increased concentrations of which of the following?

An example of an organ specific disease with autoimmune antibodies is:

Both classic and alternative complement activation pathways converge at the C3b fragment, from which they share the same final steps that culminate in:

A 25-year-old female suffering from systemic lupus erythematosus (SLE) and an ear infection is tested for syphilis using the RPR card test. The result is reactive; however, the patient denies any sexual activity. A repeat test 8 months later is still reactive although the ear infection has resolved. The most likely explanation for these results is

A donor history reveals the following information: Traveled to an area endemic for malaria 18 months ago; has had no anti-malarial drugs or malarial symptoms Has seasonal hay fever; presently asymptomatic Has not eaten for the past 12 hours Takes an occasional sleeping pill How many of these results excldue the person from giving blood for routine transfusion?

A donor unit contains a warm-reacting (37 deg C) unexpected antibody. That unit should be

Antibody class and antibody subclass are determined by major physiochemical differences and antigenic variation found primarily in the:

Inhaled corticosteroids work by decreasing inflammation in the airways and need to be used on a regular basis to be effective.

Which of the following medications is usually used as a first-line drug for treating Type 2 diabetes?