Since IRS2 expression is modulated in part by {TAIL ~ cAMP levels} in some cells, many current drugs may exert {HEAD ~ some} of their effects by functioning through the upregulation of IRS2 
Since IRS2 expression is modulated in part by { TAIL ~ cAMP levels } in some cells , many current drugs may exert { HEAD ~ some } of their effects by functioning through the upregulation of IRS2
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