Patient and public involvement in research includes non‐academics working with researchers, on activities from consultative tasks, to joint working, and on user‐led initiatives. Health and social care funding bodies require involvement in research projects. A current debate focuses on a perceived lack of empirical “proof” to demonstrate the impact of involvement upon the quality of research. It is also argued that the working relationships between researchers and those becoming involved need to be understood more fully. These areas are beginning to be reported upon but there are few studies of young people involved in health research. This study describes the experiences of adult academics and young people, working together on a large‐scale, UK health research programme. Using qualitative interview and focus group methods, the aim was to explore participants’ perceptions about the process and outcomes of their work together. The importance of cyclical, dynamic and flexible approaches is suggested. Enablers include having clear mechanisms for negotiation and facilitation, stakeholders having a vision of “the art of the possible,” and centrally, opportunities for face‐to‐face working. What is needed is a continuing discourse about the challenges and benefits of working with young people, as distinct from younger children and adults, understanding the value of this work, without young people having to somehow “prove” themselves. Involvement relies on complex social processes. This work supports the view that an improved understanding of how key processes are enabled, as well as what involvement achieves, is now needed.
Alcohol-dependence is a common, complex and debilitating disorder with genetic and environmental influences. Here we show that alcohol consumption increases following mutations to the γ-aminobutyric acidA receptor (GABAAR) β1 subunit gene (Gabrb1). Using N-ethyl-N-nitrosourea mutagenesis on an alcohol-averse background (F1 BALB/cAnN × C3H/HeH), we develop a mouse model exhibiting strong heritable preference for ethanol resulting from a dominant mutation (L285R) in Gabrb1. The mutation causes spontaneous GABA ion channel opening and increases GABA sensitivity of recombinant GABAARs, coupled to increased tonic currents in the nucleus accumbens, a region long-associated with alcohol reward. Mutant mice work harder to obtain ethanol, and are more sensitive to alcohol intoxication. Another spontaneous mutation (P228H) in Gabrb1 also causes high ethanol consumption accompanied by spontaneous GABA ion channel opening and increased accumbal tonic current. Our results provide a new and important link between GABAAR function and increased alcohol consumption that could underlie some forms of alcohol abuse.
Chronic ethanol treatment impaired the ability to learn to modify behaviour in order to gain access to reinforcement more frequently. This effect was related to the time since withdrawal.
Experience of adversity early in life and dysregulation of hypothalamus-pituitary-adrenocortical (HPA) axis activity are risk factors often independently associated with the development of psychopathological disorders, including depression, PTSD and pathological aggression. Additional evidence suggests that in combination these factors may interact to shape the development and expression of psychopathology differentially, though little is known about underlying mechanisms. Here, we studied the long-term consequences of early life stress exposure on individuals with differential constitutive glucocorticoid responsiveness to repeated stressor exposure, assessing both socio-affective behaviors and brain activity in regions sensitive to pathological alterations following stress. Two rat lines, genetically selected for either low or high glucocorticoid responsiveness to repeated stress were exposed to a series of unpredictable, fear-inducing stressors on intermittent days during the peripuberty period. Results obtained at adulthood indicated that having high glucocorticoid responses to repeated stress and having experience of peripuberty stress independently enhanced levels of psychopathology-like behaviors, as well as increasing basal activity in several prefrontal and limbic brain regions in a manner associated with enhanced behavioral inhibition. Interestingly, peripuberty stress had a differential impact on aggression in the two rat lines, enhancing aggression in the low-responsive line but not in the already high-aggressive, high-responsive rats. Taken together, these findings indicate that aberrant HPA axis activity around puberty, a key period in the development of social repertoire in both rats and humans, may alter behavior such that it becomes anti-social in nature.
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