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Catherine Orr

2 papers in the library · 100 citations · publishing 2013-2019

Papers

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Grey Matter Volume Differences Associated with Extremely Low Levels of Cannabis Use in Adolescence

Journal of Neuroscience January 14, 2019 Catherine Orr, Philip A. Spechler, Zhipeng Cao et al. 100 citations

Rates of cannabis use among adolescents are high, and are increasing concurrent with changes in the legal status of marijuana and societal attitudes regarding its use. Recreational cannabis use is understudied, especially in the adolescent period when neural maturation may make users particularly vulnerable to the effects of Δ-9-tetrahydrocannabinol (THC) on brain structure. In the current...

Altered resting-state connectivity in adolescent cannabis users.

The American Journal of Drug and Alcohol Abuse November 2013 Catherine Orr, Rowen Morioka, Brendan Behan et al.

Cannabis is the most commonly used illicit drug in adolescence. Heavy use is associated with deficits on a broad range of cognitive functions and heavy use during adolescence may impact development of gray and white matter. To examine differences in intrinsic brain activity and connectivity associated with cannabis dependence in adolescence using whole-brain voxelwise approaches. Adolescents...