The antigen used in Weil Felix test is obtained from________________?

Related Mcqs:

Dark ground microscopy is useful to identify______________?

A. Mycoplasma B. Chlamydiae C. Rickettsiae D. Spirochaetes...

Which of the following is an enrichment medium________________?

A. Blood agar B. Selenite F Broth C. Mac Conkey agar D. Nutrient Broth...

Type IV hypersensitivity reaction is mediated by which of the following________________?

A. B-cells B. Active T cells C. NK cells D. Plasma cells...

Human immunoglobulins are divided based on_____________?

A. Functional differences B. Structural differences C. Complemented fixation D. None of the above...

When horse serum is injected intravenoulsy in to a rabbit and again in to the skin two or three weeks later, what is the necrotizing reaction that occurs as the site of the second injection________________?

A. Atopy B. Anaphylaxis C. Arthus phenomenon D. Serum sickness...