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Abstract from these results we can conclude that tissue ACE levels are higher in psoriatic patients when compared to healthy control subjects, this high tissue ACE level is most evident in psoriatic lesions but also present & significant in non psoriatic skin of the patients when compared to controls., this supports the theories of the importance of ACE in the pathogensis of psoriasis. ACE gene polymorphism affects tissue levels of ACE in psoriatic patients, leading to higher levels of ACE in psoriatic skin in patients showing DD polymorphism followed by those of ID followed by II polymorphism & this difference is also present in the healthy skin of the patients but to a lesser extent. Tissue ACE levels in psoriatic patients whether in psoriatic lesions or non affected skin, are not related to age or sex of the patients, or affected by the extent, PASI score or duration of psoriasis in the patients. We can also assume that in the Egyptian population there is no prevalence of a certain ACE gene polymorphism type in psoriatic patients. And that the ACE gene polymorphism in psoriatic patients does not affect the age or sex distribution, the age of onset of psoriasis, clinical type, extent, or even PASI score among the patents. It’s also not related to associated hypertension or family history of psoriasis. Further studies on a larger scale are needed to investigate the ACE gene polymorphism distribution among psoriatic patients as well as other cutaneous disorders. Studying the effect ACE gene polymorphism in psoriatic patients upon the cardiovascular events and metabolic syndrome is also recommended. |