Table 1.

Role of immune responses in chronic HBV carrier

	HBV carriers	Possible causes
A: Acquisition of chronic State	A: Neonates of HBV- carrier mothers	Inability to induce HBV- specific immunity
	B: Immune suppressed Individuals
B: Induction and Progression of Hepatitis	Chronic hepatitis B	Accumulation of non-specific lymphocytes
C: Recovery from chronic HBV infection	A: Natural recovery	A: Strong and multispecific
	B: Acute hepatitis	HBV-related immune
	C: By antiviral drugs	responses
		B: Antiviral therapy effective in immune modulatory phase