Essential Biochemistry - Plasma Proteins And Immunoglobulins (Section 1 - No. 40)

Emphysema is due to inhibition of:

Haptoglobin

Fibrinogen

Ceruloplasmin

a1-antitrypsin

Genetic deficiency in A1PI can lead to emphysema. Smoke cigarette smoking also leads to emphysema as smoke inhibits the activity of A1PI.