Research output per year
Research output per year
Search results
-
2021
A latent class analysis of cannabis use products in a general population sample of adolescents and their association with paranoia, hallucinations, cognitive disorganisation and grandiosity
Mackie, C. J., Wilson, J., Freeman, T. P., Craft, S., Escamilla De La Torre, T. & Lynskey, M. T., 30 Jun 2021, In: Addictive Behaviors. 117, 106837.Research output: Contribution to journal › Article › peer-review
-
Cannabis and mental health: Prevalence of use and modes of cannabis administration by mental health status
Rup, J., Freeman, T. P., Perlman, C. & Hammond, D., 31 Oct 2021, In: Addictive Behaviors. 121, 106991.Research output: Contribution to journal › Article › peer-review
-
Clinical withdrawal symptom profile of synthetic cannabinoid receptor agonists and comparison of effects with high potency cannabis
Craft, S., Ferris, J. A., Barratt, M. J., Maier, L. J., Lynskey, M. T., Winstock, A. R. & Freeman, T. P., 17 Sep 2021, (E-pub ahead of print) In: Psychopharmacology.Research output: Contribution to journal › Article › peer-review
Open Access -
Cognitive fusion as a candidate psychological vulnerability factor for psychosis: An experimental study of acute ∆9-tetrahydrocannabinol (THC) intoxication
Newman-Taylor, K., Richardson, T., Lees, R., Petrilli, K., Bolderston, H., Hindocha, C. & Freeman, T. P., 6 Jan 2021, (E-pub ahead of print) In: Psychosis.Research output: Contribution to journal › Article › peer-review
-
Does variation in trait schizotypy and frequency of cannabis use influence the acute subjective, cognitive and psychotomimetic effects of delta-9-tetrahydrocannabinol? A mega-analysis
Freeman, A. M., Mokrysz, C., Hindocha, C., Lawn, W., Morgan, C. J., Freeman, T. P., Saunders, R. & Curran, H. V., 9 Jan 2021, (E-pub ahead of print) In: Journal of Psychopharmacology .Research output: Contribution to journal › Article › peer-review
Open AccessFile2 Citations (SciVal)6 Downloads (Pure) -
Illicit drug use and associated problems in the nightlife scene: A potential setting for prevention
Feltmann, K., Elgán, T. H., Strandberg, A. K., Kvillemo, P., Jayaram-Lindström, N., Grabski, M., Waldron, J., Freeman, T., Curran, H. V. & Gripenberg, J., 1 May 2021, In: International Journal of Environmental Research and Public Health. 18, 9, 4789.Research output: Contribution to journal › Article › peer-review
Open Access -
Psychosocial and pharmacological treatments for cannabis use disorder and mental health comorbidities: a narrative review
Lees, R., Hines, L., D'Souza, D. C., Stothart, G., Di Forti, M., Hoch, E. & Freeman, T., 4 Feb 2021, (E-pub ahead of print) In: Psychological Medicine. 51, 3, p. 353-364 12 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile4 Downloads (Pure) -
Stimulating meditation: a pre-registered randomised controlled experiment combining a single dose of the cognitive enhancer, modafinil, with brief mindfulness training
Thomas, E. M., Freeman, T. P., Poplutz, P., Howden, K., Hindocha, C., Bloomfield, M. & Kamboj, S. K., 1 Mar 2021, (E-pub ahead of print) In: Journal of Psychopharmacology.Research output: Contribution to journal › Article › peer-review
Open Access1 Citation (SciVal) -
Supporting Future Cannabis Policy – Developing a Standard Joint Unit: A Brief Back-Casting Exercise
López-Pelayo, H., Matrai, S., Balcells-Olivero, M., Campeny, E., Braddick, F., Bossong, M. G., Cruz, O. S., Deluca, P., Dom, G., Feingold, D., Freeman, T. P., Guzman, P., Hindocha, C., Kelly, B. C., Liebregts, N., Lorenzetti, V., Manthey, J., Matias, J., Oliveras, C., Pons, M. T. & 8 others, , 20 May 2021, In: Frontiers in Psychiatry . 12, 675033.Research output: Contribution to journal › Article › peer-review
Open Access -
The continuity of effect of schizophrenia polygenic risk score and patterns of cannabis use on transdiagnostic symptom dimensions at first-episode psychosis: findings from the EU-GEI study
EU-GEI collaborators, 10 Aug 2021, In: Translational Psychiatry. 11, 1, 423.Research output: Contribution to journal › Article › peer-review
Open Access -
The Effects of Acute Δ9-Tetrahydrocannabinol on Striatal Glutamatergic Function: A Proton Magnetic Resonance Spectroscopy Study
Bloomfield, M. A. P., Petrilli, K., Lees, R., Hindocha, C., Beck, K., Turner, R. J., Onwordi, E. C., Rane, N., Lythgoe, D. J., Stone, J. M., Curran, H. V., Howes, O. D. & Freeman, T. P., 30 Jun 2021, In: Biological Psychiatry: Cognitive Neuroscience and Neuroimaging. 6, 6, p. 660-667 8 p.Research output: Contribution to journal › Article › peer-review
1 Citation (SciVal) -
2020
Acute effects of cannabinoids on addiction endophenotypes are moderated by genes encoding the CB1 receptor and FAAH enzyme
Hindocha, C., Freeman, T. P., Schafer, G., Gardner, C., Bloomfield, M. A. P., Bramon, E., Morgan, C. J. A. & Curran, H. V., 31 May 2020, In: Addiction Biology. 25, 3, e12762.Research output: Contribution to journal › Article › peer-review
Open AccessFile10 Citations (SciVal)14 Downloads (Pure) -
Acute effects of cannabis on speech illusions and psychotic-like symptoms: two studies testing the moderating effects of cannabidiol and adolescence
Mokrysz, C., Shaban, N. D. C., Freeman, T. P., Lawn, W., Pope, R. A., Hindocha, C., Freeman, A., Wall, M. B., Bloomfield, M. A. P., Morgan, C. J. A., Nutt, D. J. & Curran, H. V., 28 Apr 2020, (E-pub ahead of print) In: Psychological Medicine. p. 1-9 9 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile4 Citations (SciVal)130 Downloads (Pure) -
Adverse effects of cannabidiol: a systematic review and meta-analysis of randomized clinical trials
Chesney, E., Oliver, D., Green, A., Sovi, S., Wilson, J., Englund, A., Freeman, T. P. & McGuire, P., 31 Oct 2020, In: Neuropsychopharmacology. 45, 11, p. 1799-1806Research output: Contribution to journal › Article › peer-review
Open AccessFile32 Citations (SciVal)31 Downloads (Pure) -
Association of extent of cannabis use and psychotic like intoxication experiences in a multi-national sample of first episode psychosis patients and controls
Sami, M., Quattrone, D., Ferraro, L., Tripoli, G., Cascia, E. L., Gayer-Anderson, C., Selten, J-P., Arango, C., Bernardo, M., Tarricone, I., Tortelli, A., Gatto, G., Del Peschio, S., Del-Ben, C. M., Rutten, B. P., Jones, P. B., van Os, J., de Haan, L., Morgan, C., Lewis, C. & 5 others, , 28 Apr 2020, (E-pub ahead of print) In: Psychological Medicine. p. 1-9 9 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile3 Citations (SciVal)22 Downloads (Pure) -
Association of High-Potency Cannabis Use With Mental Health and Substance Use in Adolescence
Hines, L. A., Freeman, T. P., Gage, S. H., Zammit, S., Hickman, M., Cannon, M., Munafo, M., MacLeod, J. & Heron, J., 31 Oct 2020, In: JAMA Psychiatry. 77, 10, p. 1044-1051 8 p.Research output: Contribution to journal › Article › peer-review
Open Access15 Citations (SciVal) -
Cannabidiol for the treatment of cannabis use disorder: a phase 2a, double-blind, placebo-controlled, randomised, adaptive Bayesian trial
Freeman, T., Hindocha, C., Baio, G., Shaban, N., Thomas, E., Astbury, D., Freeman, A., Lees, R. H., Craft, S., Morrison, P., Bloomfield, M., O'Ryan, D., Kinghorn, J., Morgan, C., Mofeez, A. & Curran, H. V., 1 Oct 2020, In: The Lancet Psychiatry. 7, 10, p. 865-874 10 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile30 Citations (SciVal)64 Downloads (Pure) -
Cannabis and COVID-19: Reasons for Concern
van Laar, M. W., Oomen, P. E., van Miltenburg, C. J. A., Vercoulen, E., Freeman, T. P. & Hall, W. D., 21 Dec 2020, In: Frontiers in Psychiatry . 11, 601653.Research output: Contribution to journal › Article › peer-review
Open Access4 Citations (SciVal) -
Cannabis knowledge and implications for health: Considerations regarding the legalization of non-medical cannabis
Zamengo, L., Frison, G., Zwitser, G., Salomone, A. & Freeman, T. P., 29 Jun 2020, (E-pub ahead of print) In: Medicine, Science and the Law.Research output: Contribution to journal › Article › peer-review
2 Citations (SciVal) -
Characterising heterogeneity in the use of different cannabis products: Latent class analysis with 55 000 people who use cannabis and associations with severity of cannabis dependence
Craft, S., Winstock, A., Ferris, J., Mackie, C., Lynskey, M. T. & Freeman, T. P., 31 Oct 2020, In: Psychological Medicine. 50, 14, p. 2364-2373Research output: Contribution to journal › Article › peer-review
Open AccessFile6 Citations (SciVal)70 Downloads (Pure) -
Daily use of high-potency cannabis is associated with more positive symptoms in first-episode psychosis patients: the EU-GEI case-control study
EU-GEI group, 18 Mar 2020, (E-pub ahead of print) In: Psychological Medicine. p. 1-9 9 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile5 Citations (SciVal)30 Downloads (Pure) -
Do AKT1, COMT and FAAH influence reports of acute cannabis intoxication experiences in patients with first episode psychosis, controls and young adult cannabis users?
Hindocha, C., Quattrone, D., Freeman, T. P., Murray, R. M., Mondelli, V., Breen, G., Curtis, C., Morgan, C. J. A., Valerie Curran, H. & Di Forti, M., 12 May 2020, In: Translational Psychiatry. 10, 1, p. 143 143.Research output: Contribution to journal › Article › peer-review
Open Access -
'Standard THC Units': a proposal to standardise dose across all cannabis products and methods of administration
Freeman, T. P. & Lorenzetti, V., 31 Jul 2020, In: Addiction. 115, 7, p. 1207-1216Research output: Contribution to journal › Article › peer-review
Open AccessFile44 Citations (SciVal)15 Downloads (Pure) -
The acute effects of cannabidiol on the neural correlates of reward anticipation and feedback in healthy volunteers
Lawn, W., Hill, J., Hindocha, C., Yim, J., Yamamori, Y., Jones, G., Walker, H., Green, S. F., Wall, M. B., Howes, O. D., Curran, H. V., Freeman, T. P. & Bloomfield, M. A. P., 1 Sep 2020, In: Journal of Psychopharmacology. 34, 9, p. 969-980 12 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile1 Citation (SciVal)11 Downloads (Pure) -
The effects of acute cannabidiol on cerebral blood flow and its relationship to memory: An arterial spin labelling magnetic resonance imaging study
Bloomfield, M. A. P., Green, S. F., Hindocha, C., Yamamori, Y., Yim, J. L. L., Jones, A. P. M., Walker, H. R., Tokarczuk, P., Statton, B., Howes, O. D., Curran, H. V. & Freeman, T. P., 1 Sep 2020, In: Journal of Psychopharmacology. 34, 9, p. 981-989 9 p.Research output: Contribution to journal › Article › peer-review
Open Access4 Citations (SciVal) -
Value-based decision-making of cigarette and nondrug rewards in dependent and occasional cigarette smokers: An FMRI study
Lawn, W., Mithchener, L., Freeman, T. P., Benattayallah, A., Bisby, J. A., Wall, M. B., Dodds, C. M., Curran, H. V. & Morgan, C. J. A., 31 Jul 2020, In: Addiction Biology. 25, 4, e12802.Research output: Contribution to journal › Article › peer-review
Open AccessFile3 Citations (SciVal)9 Downloads (Pure) -
2019
Changes in the composition of cannabis from 2000-2017 in Denmark: Analysis of confiscated samples of cannabis resin
Thomsen, K. R., Lindholst, C., Thylstrup, B., Kvamme, S., Reitzel, L. A., Worm-Leonhard, M., Englund, A., Freeman, T. P. & Hesse, M., 1 Aug 2019, In: Experimental and Clinical Psychopharmacology. 27, 4, p. 402-411 10 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile14 Citations (SciVal)86 Downloads (Pure) -
Dissociable effects of cannabis with and without cannabidiol on the human brain’s resting-state functional connectivity
Wall, M. B., Pope, R., Freeman, T. P., Kowalczyk, O. S., Demetriou, L., Mokrysz, C., Hindocha, C., Lawn, W., Bloomfield, M. A. P., Freeman, A. M., Feilding, A., Nutt, D. J. & Curran, H. V., 1 Jul 2019, In: Journal of Psychopharmacology. 33, 7, p. 822-830 9 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile24 Citations (SciVal)37 Downloads (Pure) -
Increasing potency and price of cannabis in Europe, 2006-16
Freeman, T. P., Groshkova, T., Cunningham, A., Sedefov, R., Griffiths, P. & Lynskey, M. T., 1 Jun 2019, In: Addiction. 114, 6, p. 1015-1023 9 p.Research output: Contribution to journal › Article › peer-review
Open Access47 Citations (SciVal) -
Medicinal use of cannabis based products and cannabinoids
Freeman, T. P., Hindocha, C., Green, S. F. & Bloomfield, M. A. P., 4 Apr 2019, In: British Medical Journal. 365, 7 p., l1141.Research output: Contribution to journal › Article › peer-review
Open Access58 Citations (SciVal) -
New trends in cannabis potency in USA and Europe during the last decade (2008-2017)
Chandra, S., Radwan, M. M., Majumdar, C. G., Church, J. C., Freeman, T. P. & ElSohly, M. A., 1 Feb 2019, In: European Archives of Psychiatry and Clinical Neuroscience. 269, 1, p. 5-15 11 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile121 Citations (SciVal)62 Downloads (Pure) -
The contribution of cannabis use to variation in the incidence of psychotic disorder across Europe (EU-GEI): a multicentre case-control study
The EU_GEI WP2 Group, 1 May 2019, In: The Lancet Psychiatry. 6, 5, p. 427-436 10 p.Research output: Contribution to journal › Article › peer-review
Open Access211 Citations (SciVal) -
The effects of psychosocial stress on dopaminergic function and the acute stress response
Bloomfield, M. A. P., McCutcheon, R. A., Kempton, M., Freeman, T. P. & Howes, O., 12 Nov 2019, In: eLife. 8, p. 1-22 22 p.Research output: Contribution to journal › Article › peer-review
Open Access16 Citations (SciVal) -
Which biological and self-report measures of cannabis use predict cannabis dependency and acute psychotic-like effects?
Curran, H. V., Hindocha, C., Morgan, C. J. A., Shaban, N., Das, R. K. & Freeman, T. P., 31 Jul 2019, In: Psychological Medicine. 49, 9, p. 1574-1580 7 p.Research output: Contribution to journal › Article › peer-review
Open Access20 Citations (SciVal) -
2018
Cannabidiol reverses attentional bias to cigarette cues in a human experimental model of tobacco withdrawal
Hindocha, C., Freeman, T. P., Grabski, M., Stroud, J. B., Crudgington, H., Davies, A. C., Das, R. K., Lawn, W., Morgan, C. J. A. & Curran, H. V., 2 Aug 2018, In: Addiction. 113, 9, p. 1696-1705 10 p.Research output: Contribution to journal › Article › peer-review
Open Access34 Citations (SciVal) -
Cannabis Dampens the Effects of Music in Brain Regions Sensitive to Reward and Emotion
Freeman, T. P., Pope, R. A., Wall, M. B., Bisby, J. A., Luijten, M., Hindocha, C., Mokrysz, C., Lawn, W., Moss, A., Bloomfield, M. A. P., Morgan, C. J. A., Nutt, D. J. & Curran, H. V., 1 Jan 2018, In: International Journal of Neuropsychopharmacology. 21, 1, p. 21-32 12 p.Research output: Contribution to journal › Article › peer-review
Open Access18 Citations (SciVal) -
Changes in cannabis potency and first-time admissions to drug treatment: a 16-year study in the Netherlands
Freeman, T. P., van der Pol, P., Kuijpers, W., Wisselink, J., Das, R. K., Rigter, S., van Laar, M., Griffiths, P., Swift, W., Niesink, R. & Lynskey, M. T., 31 Oct 2018, In: Psychological Medicine. 48, 14, p. 2346-2352 7 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile53 Citations (SciVal)61 Downloads (Pure) -
Individual and combined effects of acute delta-9-tetrahydrocannabinol and cannabidiol on psychotomimetic symptoms and memory function
Morgan, C. J. A., Freeman, T. P., Hindocha, C., Schafer, G., Gardner, C. & Curran, H. V., 5 Sep 2018, In: Translational Psychiatry. 8, 1, p. 1-10 10 p., 181.Research output: Contribution to journal › Article › peer-review
Open Access45 Citations (SciVal) -
Psilocybin with psychological support improves emotional face recognition in treatment-resistant depression
Stroud, J. B., Freeman, T. P., Leech, R., Hindocha, C., Lawn, W., Nutt, D. J., Curran, H. V. & Carhart-Harris, R. L., 1 Feb 2018, In: Psychopharmacology. 235, 2, p. 459-466 8 p.Research output: Contribution to journal › Article › peer-review
Open Access27 Citations (SciVal) -
The Acute Effects of a Dopamine D3 Receptor Preferring Agonist on Motivation for Cigarettes in Dependent and Occasional Cigarette Smokers
Lawn, W., Freeman, T. P., East, K., Gaule, A., Aston, E. R., Bloomfield, M. A. P., Das, R. K., Morgan, C. J. A. & Curran, H. V., 7 Jun 2018, In: Nicotine & Tobacco Research. 20, 7, p. 800-809 10 p.Research output: Contribution to journal › Article › peer-review
Open Access10 Citations (SciVal) -
The effects of cannabidiol on impulsivity and memory during abstinence in cigarette dependent smokers
Hindocha, C., Freeman, T. P., Grabski, M., Crudgington, H., Davies, A. C., Stroud, J. B., Das, R. K., Lawn, W., Morgan, C. J. A. & Curran, H. V., 15 May 2018, In: Scientific Reports. 8, 1, p. 1-7 7 p., 7568.Research output: Contribution to journal › Article › peer-review
Open Access11 Citations (SciVal) -
2017
Acute memory and psychotomimetic effects of cannabis and tobacco both 'joint' and individually: a placebo-controlled trial
Hindocha, C., Freeman, T. P., Xia, J. X., Shaban, N. D. C. & Curran, H. V., 1 Nov 2017, In: Psychological Medicine. 47, 15, p. 2708-2719 12 p.Research output: Contribution to journal › Article › peer-review
Open Access50 Citations (SciVal) -
Anatomy of a Joint: Comparing Self-Reported and Actual Dose of Cannabis and Tobacco in a Joint, and How These Are Influenced by Controlled Acute Administration
Hindocha, C., Freeman, T. P. & Curran, H. V., 2017, In: Cannabis and Cannabinoid Research. 2, 1, p. 217-223 7 p.Research output: Contribution to journal › Article › peer-review
Open Access18 Citations (SciVal) -
Individual and combined effects of cannabis and tobacco on drug reward processing in non-dependent users
Hindocha, C., Lawn, W., Freeman, T. P. & Curran, H. V., 1 Nov 2017, In: Psychopharmacology. 234, 21, p. 3153-3163 11 p.Research output: Contribution to journal › Article › peer-review
Open Access16 Citations (SciVal) -
Psychiatric Co-morbidity in Ketamine and Methamphetamine Dependence: a Retrospective Chart Review
Tang, W. K., Liang, H., Lin, Y., Zhang, C., Tang, A., Chan, F., Freeman, T. P. & Ungvari, G. S., 1 Aug 2017, In: International Journal of Mental Health and Addiction. 15, 4, p. 956-966 11 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile1 Citation (SciVal)42 Downloads (Pure) -
Ultra-Brief Mindfulness Training Reduces Alcohol Consumption in At-Risk Drinkers: A Randomized Double-Blind Active-Controlled Experiment
Kamboj, S. K., Irez, D., Serfaty, S., Thomas, E., Das, R. K. & Freeman, T. P., 1 Nov 2017, In: International Journal of Neuropsychopharmacology. 20, 11, p. 936-947 12 p.Research output: Contribution to journal › Article › peer-review
Open Access13 Citations (SciVal) -
User characteristics and effect profile of Butane Hash Oil: An extremely high-potency cannabis concentrate
Chan, G. C. K., Hall, W., Freeman, T. P., Ferris, J., Kelly, A. B. & Winstock, A., 1 Sep 2017, In: Drug and Alcohol Dependence. 178, p. 32-38 7 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile42 Citations (SciVal)95 Downloads (Pure) -
2016
Acute and chronic effects of cannabinoids on effort-related decision-making and reward learning: an evaluation of the cannabis 'amotivational' hypotheses
Lawn, W., Freeman, T. P., Pope, R. A., Joye, A., Harvey, L., Hindocha, C., Mokrysz, C., Moss, A., Wall, M. B., Bloomfield, M. A., Das, R. K., Morgan, C. J., Nutt, D. J. & Curran, H. V., 1 Oct 2016, In: Psychopharmacology. 233, 19-20, p. 3537-3552 16 p.Research output: Contribution to journal › Article › peer-review
Open Access57 Citations (SciVal) -
AKT1 genotype moderates the acute psychotomimetic effects of naturalistically smoked cannabis in young cannabis smokers
Morgan, C. J. A., Freeman, T. P., Powell, J. & Curran, H. V., 16 Feb 2016, In: Translational Psychiatry. 6, e738.Research output: Contribution to journal › Article › peer-review
Open Access38 Citations (SciVal) -
A Moderate Dose of Alcohol Does Not Influence Experience of Social Ostracism in Hazardous Drinkers
Buckingham, J., Moss, A., Gyure, K., Ralph, N., Hindocha, C., Lawn, W., Curran, H. V. & Freeman, T. P., Apr 2016, In: Frontiers in Psychology. 7, p. 1-7 7 p., 555.Research output: Contribution to journal › Article › peer-review
Open Access3 Citations (SciVal)