Niall O’Connor

ORCID: 0000-0002-6553-9184
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About
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Research Areas
  • Forensic Toxicology and Drug Analysis
  • European and International Law Studies
  • Cannabis and Cannabinoid Research
  • Poisoning and overdose treatments
  • European Criminal Justice and Data Protection
  • Labor Movements and Unions
  • Health Services Management and Policy
  • Taxation and Legal Issues
  • Psychedelics and Drug Studies
  • Opioid Use Disorder Treatment
  • Sports injuries and prevention
  • Corporate Governance and Law
  • Homelessness and Social Issues
  • Social Policy and Reform Studies
  • Global Public Health Policies and Epidemiology
  • Alcoholism and Thiamine Deficiency
  • Corporate Law and Human Rights
  • Discrimination and Equality Law
  • European Law and Migration
  • Traumatic Brain Injury Research
  • Cancer Genomics and Diagnostics
  • HIV/AIDS Impact and Responses
  • Regulation and Compliance Studies
  • Freedom of Expression and Defamation
  • HIV/AIDS Research and Interventions

University of Essex
2018-2025

Our Lady of Lourdes Hospital
2008-2024

Dublin City University
2024

Pärnu Museum
2022

Sarah Cannon
2019

Trinity College
2017

Our Lady's Hospital
2015-2017

Northampton Community College
2017

University Hospital Galway
2011

Boston University
2010

Introduction Cannabis is the most common recreational drug worldwide and synthetic cannabinoid receptor agonists are currently largest group of new psychoactive substances. The aim this study was to compare clinical features outcomes lone acute cannabis toxicity with agonist in a large series presentations European emergency departments between 2013-2020.

10.1080/15563650.2024.2346125 article EN cc-by-nc-nd Clinical Toxicology 2024-06-02

Abstract The article sheds light on the under-discussed, but nonetheless constitutionally significant issue of changing landscape for dispute resolution between United Kingdom (UK) and European Union (EU) post-Brexit. This pertains, in particular, to Court Justice Union’s (CJEU) likely involvement disputes two parties across arrangements governing both UK’s withdrawal from future relationship with EU. authors explore mechanisms under Withdrawal Agreement Trade Cooperation (TCA), as well...

10.1093/yel/yeae012 article EN cc-by Yearbook of European Law 2025-01-23

This study hypothesized that 3,4-methylenedioxymetamfetamine intoxication presents with distinct clinical features and outcomes when combined other substances of misuse, compared to mono-3,4-methylenedioxymetamfetamine intoxication. investigated the presentation acute intoxication, exclusive co-usage ethanol, 3,4-methylenedioxymetamfetamine-co-intoxication or without a focus on patient sex differences. A retrospective analysis was conducted using Euro-DEN Plus database (2013-2022), which...

10.1080/15563650.2025.2453052 article EN cc-by-nc-nd Clinical Toxicology 2025-03-04

To analyse the relative percentage of acute recreational drug toxicity emergency department (ED) presentations involving main groups according to age and sex investigate different patterns based on strata.We analysed all patients with included by Euro-DEN Plus dataset (22 EDs in 14 European countries) between October 2013 December 2016 (39 months). Drugs were grouped as: opioids, cocaine, cannabis, amphetamines, gamma-hydroxybutyrate (GHB), hallucinogens, new psychoactive substances (NPS),...

10.1080/15563650.2021.1884693 article EN Clinical Toxicology 2021-03-16

Novel psychoactive substances (NPS) have been increasingly reported in the last 15-20 years. We aimed to describe presentations emergency department (ED) with acute recreational drug toxicity involving NPS.Data were extracted from European Drug Emergencies Network (Euro-DEN) Plus database for all ED (36 EDs 24 countries) between January 2014 and December 2019. Patient demographics, agents involved, clinical outcomes described subgroup of NPS was compared rest cohort.Out 43,633 Euro-DEN...

10.1080/15563650.2022.2137524 article EN cc-by-nc-nd Clinical Toxicology 2022-11-02

Context 3,4-Methylenedioxymethamphetamine (MDMA) remains one of the most commonly used recreational drugs in Europe. Monitoring Emergency Department (ED) presentations with acute toxicity associated MDMA is important to determine trends use and harms.Methods Data were extracted from European Drug Emergencies Network (Euro-DEN) Plus database for all ED involving use, alone or combination other substances, between 1 January 2014 31 December 2017. Geographical distribution, time trends, patient...

10.1080/15563650.2020.1784914 article EN Clinical Toxicology 2020-07-17

Abstract Background The population of HIV replicating within a host consists independently evolving and interacting sub-populations that can be genetically distinct anatomical compartments. the brain causes neurocognitive disorders in up to 20-30% infected individuals is viral sanctuary site for development drug resistance. primary determinant neurotropism macrophage tropism, which primarily determined by envelope ( env ) gene. However, studies genetic aspects are hindered because existing...

10.1186/1742-6405-7-43 article EN cc-by AIDS Research and Therapy 2010-12-01

Abstract The 2013 horsemeat scandal shone a bright light on some of the darkest corners supply-chain governance across EU, revealing blind spot in current EU food law. “Beef” frozen-food products were found to contain up 100% horse. British and Irish are squeamish about eating Even for those countries where is seen as delicacy, horse getting into frozen “beef” was often poor quality possibly contaminated with “bute”, veterinary drug not permitted human consumption. ability EU's regulatory...

10.1017/s000819731700006x article EN The Cambridge Law Journal 2017-03-01

10.1016/j.ienj.2015.11.005 article EN International Emergency Nursing 2015-12-31

Objective To investigate emergency department (ED) clinicians’ knowledge and practice habits when evaluating treating concussions in the Republic of Ireland (ROI) Design An 84-item anonymous questionnaire Setting Emergency Departments Minor Injury Units ROI Participants The survey was distributed by email to national cohort Registered Advanced Nurse Practitioners (RANP; n-84), Medicine Consultants (n=86), working EDs Main results 101 Surveys were completed (43 RANP, 43 NCHD, 15 EM...

10.1136/bjsports-2016-097270.125 article EN British Journal of Sports Medicine 2017-05-25

Background. Tricyclic antidepressant poisoning is often associated with significant cardiovascular and central nervous system toxicity. Effective treatment includes the use of appropriate gastric decontamination techniques, administration sodium bicarbonate, meticulous supportive care. Tricylcic toxicity typically lasts 24–48 hours following a overdose. Case Report. We describe case tricyclic where clinical (QRS prolongation, metabolic acidosis) was observed for up to 4 days ingestion...

10.1080/15563650500394910 article EN Clinical Toxicology 2006-01-01

Introduction Dental injuries contribute to 57% of reported maxillofacial in Gaelic Football, with associated psychological and economic impacts on the affected athletes. Mouthguards have been developed efforts mitigate incidence severity dental injuries, use is mandatory Football. claims reduced by over 50% since mouthguards became mandatory, but costs are still prevalent. The aim this study was determine mouthguard compliance rates adult Football players, as well motivations barriers...

10.1101/2024.12.05.24318173 preprint EN cc-by medRxiv (Cold Spring Harbor Laboratory) 2024-12-08
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