Abstract:
:Although the role of STAT3 in cell physiology and tissue development has been largely investigated, its involvement in the development and maintenance of nervous tissue and in the mechanisms of neuroprotection is not yet known. The potentially wide range of STAT3 activities raises the question of tissue- and gender-specificity as putative mechanisms of regulation. To explore the function of STAT3 in the brain and the hypothesis of a gender-linked modulation of STAT3, we analyzed a neuron-specific STAT3 knockout mouse model investigating the influence of STAT3 activity in brain protein expression pattern in both males and females in the absence of neurological insult. We performed a proteomic study aimed to reveal the molecular pathways directly or indirectly controlled by STAT3 underscoring its role in brain development and maintenance. We identified several proteins, belonging to different neuronal pathways such as energy metabolism or synaptic transmission, controlled by STAT3 that confirm its crucial role in brain development and maintenance. Moreover, we investigated the different processes that could contribute to the sexual dimorphic behavior observed in the incidence of neurological and mental disease. Interestingly both STAT3 KO and gender factors influence the expression of several mitochondrial proteins conferring to mitochondrial activity high importance in the regulation of brain physiology and conceivable relevance as therapeutic target.
journal_name
Brain Resjournal_title
Brain researchauthors
Di Domenico F,Casalena G,Sultana R,Cai J,Pierce WM,Perluigi M,Cini C,Baracca A,Solaini G,Lenaz G,Jia J,Dziennis S,Murphy SJ,Alkayed NJ,Butterfield DAdoi
10.1016/j.brainres.2010.09.074subject
Has Abstractpub_date
2010-11-29 00:00:00pages
1-12eissn
0006-8993issn
1872-6240pii
S0006-8993(10)02140-2journal_volume
1362pub_type
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