Results 11 to 20 of about 48,510 (233)

Upregulation of SOCS-3 and PIAS-3 impairs IL-12-mediated interferon-gamma response in CD56 T cells in HCV-infected heroin users. [PDF]

open access: yesPLoS ONE, 2010
CD56(+) T cells are abundant in liver and play an important role in host innate immunity against viral infections, including hepatitis C virus (HCV) infection, a common infection among heroin abusers. We thus investigated the in vivo impact of heroin use
Li Ye   +5 more
doaj   +1 more source

Toots, tastes and tester shots: user accounts of drug sampling methods for gauging heroin potency

open access: yesHarm Reduction Journal, 2018
Background Internationally, overdose is the primary cause of death among people injecting drugs. However, since 2001, heroin-related overdose deaths in the United States (US) have risen sixfold, paralleled by a rise in the death rate attributed to ...
Sarah G. Mars   +2 more
doaj   +1 more source

No evidence of accelerated epigenetic aging among black heroin users: A case vs control analysis

open access: yesAddiction Neuroscience, 2023
This study sought to assess the association between illicit opioid use and accelerated epigenetic aging (A.K.A. DNAm Age) among people of African ancestry who use heroin.
Jermaine D. Jones   +4 more
doaj   +1 more source

Reduction in cerebral perfusion after heroin administration: a resting state arterial spin labeling study. [PDF]

open access: yesPLoS ONE, 2013
Heroin dependence is a chronic relapsing brain disorder, characterized by the compulsion to seek and use heroin. Heroin itself has a strong potential to produce subjective experiences characterized by intense euphoria, relaxation and release from craving.
Niklaus Denier   +8 more
doaj   +1 more source

Modelling Long-Term Joint Trajectories of Heroin Use and Treatment Utilisation: Findings from the Australian Treatment Outcome Study

open access: yesEClinicalMedicine, 2019
Background: Heroin is currently contributing to the worst drug addiction epidemic in United States history; recent rates of use, dependence and death have also increased dramatically in parts of Europe.
Christina Marel   +5 more
doaj   +1 more source

Smoking heroin with cannabis versus injecting heroin: unexpected impact on treatment outcomes

open access: yesHarm Reduction Journal, 2019
Background In several countries, especially in Africa, the dominant method of heroin intake is smoking a joint of cannabis laced with heroin. There is no data exploring the impact of smoking heroin with cannabis on treatment outcomes.
Nirvana Morgan   +2 more
doaj   +1 more source

Initiation to heroin injecting among heroin users in Sydney, Australia: cross sectional survey

open access: yesHarm Reduction Journal, 2005
Background Heroin injection is associated with health and social problems including hepatitis C virus (HCV) transmission. Few studies have examined the circumstances surrounding initiation to heroin injecting, especially current users initiating others ...
Day Carolyn A   +3 more
doaj   +1 more source

Reciprocal Substitution Between Methamphetamine and Heroin in Terms of Reinforcement Effects in Rats

open access: yesFrontiers in Psychiatry, 2020
Heroin and methamphetamine are both popular illicit drugs in China. Previous clinical data showed that habitual users of either heroin or methamphetamine abuse the other drug for substitution in case of unavailability of their preferred drug. The present
Di-sen Mei   +9 more
doaj   +1 more source

Heroin and its metabolites: relevance to heroin use disorder

open access: yesTranslational Psychiatry, 2023
Heroin is an opioid agonist commonly abused for its rewarding effects. Since its synthesis at the end of the nineteenth century, its popularity as a recreational drug has ebbed and flowed.
Michele Stanislaw Milella   +5 more
doaj   +1 more source

Negative Mood Induction Increases Choice of Heroin Versus Food Pictures in Opiate-Dependent Individuals: Correlation With Self-Medication Coping Motives and Subjective Reactivity

open access: yesFrontiers in Psychiatry, 2019
Acute growth in negative affect is thought to play a major role in triggering relapse in opiate-dependent individuals. Consistent with this view, three lab studies have demonstrated that negative mood induction increases opiate craving in opiate ...
Lee Hogarth   +8 more
doaj   +1 more source

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