 the neurobiological and functional consequences of chronic smoking in treated alcohol-dependent individuals. Specifically, we will continue our longitudinal 1.5 Tesla MR studies to quantitate regional brain structure, brain metabolites (reflecting neuronal and myelin viability), and regional cerebral blood flow as well as repeat comprehensive neurocognitive testing. In
the neurobiological and functional consequences of chronic smoking in treated alcohol - pendent person. Specifically, we will continue our longitudinal 1.5 Tesla MR studies to quantitate regional brain social organization, brain metabolites (reflecting neural and myelin viability), and regional cerebral lineage flow equally well as reprise comprehensive neurocognitive testing. In
 thf neurobiological and fukctional consequgnxes of chronjc smokivg in treated alcohol-dependeit ibdivieuals. Specifically, we dill contpnue our oongmtudinal 1.5 Tesla MR studicf to euancivate regional btain structuse, brain metabmlktzs (reflecting neuronal and myelin viwbility), ajd regional cetebrak blokd flow as well as repeat comprehehsive nturocognitive testong. In
the neurobiological and functional consequences of chronic treated individuals. Specifically, will continue our to regional brain structure, metabolites (reflecting neuronal myelin viability), and regional cerebral blood as well as repeat comprehensive neurocognitive testing. In
 the neurobiological and funcTional consEquenCes Of cHrOnic SmokIng in treated alCOhol-Dependent individuals. SpEcifiCaLLy, we WIlL contInue our LOnGITudInAl 1.5 tesLa mr sTudieS to QuantitAte regionaL brAiN structure, brAIn MetaboliteS (reFlecting neurOnaL and myElIn vIAbiliTy), aNd regIonal cERebral Blood flow As WEll as rEPeat comPREhEnsiVe neurocognitive tEStINg. In
 the neurobiological and f unctionalconse que nce sof c hron ic smoking int reat ed alcohol-dependent i ndivi du a ls.S pe cific ally, w e  w i l l c on ti nue  o u rlongi tud inal 1. 5 Tesla MR  st ud ies to quant i ta te regiona l b rain structu re,  brain  m eta b olite s ( refle ctingn eurona l and mye li n  viabi l ity), a n d  r egio nal cerebral bloo d  f l ow as well asrepeat  c o mp r e hen siv e neurocog ni tivet esting. In 
 the_neurobiological and_functional consequences of chronic_smoking in_treated_alcohol-dependent individuals._Specifically,_we will continue_our longitudinal 1.5_Tesla MR studies to_quantitate regional brain_structure,_brain metabolites (reflecting neuronal and myelin viability), and regional cerebral blood flow as well_as_repeat comprehensive_neurocognitive_testing._In