Jason A John
Overview
Explore the profile of Jason A John including associated specialties, affiliations and a list of published articles.
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12
Citations
10
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Recent Articles
1.
McDonald K, Schantell M, John J, Coutant A, Glesinger R, Horne L, et al.
Addict Biol
. 2025 Mar;
30(3):e70023.
PMID: 40042248
Despite its widespread use and popularity, cannabis is known to impact higher order cognitive processes such as attention and executive function. However, far less is known about the impact of...
2.
Huang P, Arif Y, Rempe M, Son J, John J, McDonald K, et al.
J Physiol
. 2025 Feb;
603(6):1627-1644.
PMID: 40009440
Recent studies have linked non-invasive transcranial direct-current stimulation (tDCS) with altered neural processing near the site of stimulation and across a distributed network of brain regions, with some evidence for...
3.
Son J, Erker T, Ward T, Arif Y, Huang P, John J, et al.
Neuroimage
. 2025 Jan;
306:121018.
PMID: 39800171
Noninvasive brain stimulation of the primary motor cortex has been shown to alter therapeutic outcomes in stroke and other neurological conditions, but the precise mechanisms remain poorly understood. Determining the...
4.
Huang P, Son J, Arif Y, John J, Horne L, Schantell M, et al.
Neurobiol Dis
. 2025 Jan;
205:106792.
PMID: 39765275
The legalization of recreational cannabis use has expanded the availability of this psychoactive substance in the United States. Research has shown that chronic cannabis use is associated with altered working...
5.
Hall M, Rempe M, Glesinger R, Horne L, Okelberry H, John J, et al.
Neuroimage
. 2024 Oct;
301:120878.
PMID: 39357689
Working memory (WM) enables the temporary storage of limited information and is a central component of higher order cognitive function. Irrelevant and/or distracting information can have a negative impact on...
6.
Landler K, Schantell M, Glesinger R, Horne L, Embury C, Son J, et al.
Neurobiol Dis
. 2024 Sep;
201:106680.
PMID: 39326464
Despite effective antiretroviral therapy, cognitive impairment remains prevalent among people with HIV (PWH) and decrements in executive function are particularly prominent. One component of executive function is cognitive flexibility, which...
7.
Arif Y, Song R, Springer S, John J, Embury C, Killanin A, et al.
Hum Brain Mapp
. 2024 Aug;
45(12):e70001.
PMID: 39169661
Verbal working memory (vWM) is an essential limited-capacity cognitive system that spans the fronto-parietal network and utilizes the subprocesses of encoding, maintenance, and retrieval. With the recent widespread use of...
8.
Webert L, Schantell M, John J, Coutant A, Okelberry H, Horne L, et al.
J Psychopharmacol
. 2024 Aug;
38(11):949-960.
PMID: 39140179
Background: People who regularly use cannabis exhibit altered brain dynamics during cognitive control tasks, though the impact of regular cannabis use on the neural dynamics serving motor control remains less...
9.
Castelblanco C, Springer S, Schantell M, John J, Coutant A, Horne L, et al.
J Psychopharmacol
. 2024 Aug;
38(8):724-734.
PMID: 39087306
Background: Cannabis is the most widely used psychoactive drug in the United States. While multiple studies have associated acute cannabis consumption with alterations in cognitive function (e.g., visual and spatial...
10.
Chronic cannabis use alters the spontaneous and oscillatory gamma dynamics serving cognitive control
Schantell M, John J, Coutant A, Okelberry H, Horne L, Glesinger R, et al.
Hum Brain Mapp
. 2024 Jul;
45(11):e26787.
PMID: 39023178
Regular cannabis use is associated with cortex-wide changes in spontaneous and oscillatory activity, although the functional significance of such changes remains unclear. We hypothesized that regular cannabis use would suppress...