Wednesday, March 27, 2013

Free radical injury

Free radical injury makes cells damaged via: 
--- membrane lipid peroxidation,
-- protein modification,
-  DNA breakage.

This damage can be elimanated by:
-----enzymes: catalase, superoxid dismutase, glutation peroxidase
----spontaneous decay
--- antioxidants: A, C, E

Pathologies caused by free radical injury:
---  IRON overload
--acetominophen
--- reperfusion after ANOXIA (after thrombolytic therapy)
--retinopathy of prematurity
-----bronchopulmonary dysplasia
--CCI4 that leads to liver necrosis (fatty changes)

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