Extreme drought pushes stream invertebrate communities over functional thresholds
…, TJ Matthews, AM Milner, MJ O'Callaghan… - Global change …, 2019 - Wiley Online Library
Functional traits are increasingly being used to predict extinction risks and range shifts under
long‐term climate change scenarios, but have rarely been used to study vulnerability to …
long‐term climate change scenarios, but have rarely been used to study vulnerability to …
Drought intensification drives turnover of structure and function in stream invertebrate communities
…, K Khamis, AM Milner, Z Wang, MJ O'callaghan… - …, 2018 - Wiley Online Library
Climatic extremes are becoming more frequent and intense across much of the globe,
potentially transforming the biodiversity and functioning of affected ecosystems. In freshwaters, …
potentially transforming the biodiversity and functioning of affected ecosystems. In freshwaters, …
Effects of minor laboratory procedures, adrenalectomy, social defeat or acute alcohol on regional brain concentrations of corticosterone
AP Croft, MJ O'Callaghan, SG Shaw, G Connolly… - Brain research, 2008 - Elsevier
Concentrations of corticosterone in brain areas of TO strain mice were measured by
radioimmunoassay. The studies examined the effects of routine laboratory maneuvers, variation …
radioimmunoassay. The studies examined the effects of routine laboratory maneuvers, variation …
Investigating the impact of street lighting changes on garden moth communities
KE Plummer, JD Hale, MJ O'Callaghan… - Journal of Urban …, 2016 - academic.oup.com
Night time illumination of cities is undergoing radical change through the adoption of new
street lighting technologies, but the impacts of these large-scale changes on biodiversity have …
street lighting technologies, but the impacts of these large-scale changes on biodiversity have …
Drought intensification alters the composition, body size, and trophic structure of invertebrate assemblages in a stream mesocosm experiment
…, K Khamis, AM Milner, MJ O'callaghan… - Freshwater …, 2019 - Wiley Online Library
Predicted trends towards more intense droughts are of particular significance for running
water ecosystems, as the loss of critical stream habitat can provoke sudden changes in …
water ecosystems, as the loss of critical stream habitat can provoke sudden changes in …
The hypothalamopituitary–adrenal axis and alcohol preference
MJ O'Callaghan, AP Croft, C Jacquot, HJ Little - Brain research bulletin, 2005 - Elsevier
Effects of alterations in stress hormones and their actions were investigated on alcohol
preference, by intraperitoneal administration of RU38486 (a Type II glucocorticoid receptor …
preference, by intraperitoneal administration of RU38486 (a Type II glucocorticoid receptor …
N-substituted benztropine analogs: selective dopamine transporter ligands with a fast onset of action and minimal cocaine-like behavioral effects
…, MJ O'Callaghan, GE Agoston, J Cao… - … of Pharmacology and …, 2011 - ASPET
Previous studies suggested that differences between the behavioral effects of cocaine and
analogs of benztropine were related to the relatively slow onset of action of the latter …
analogs of benztropine were related to the relatively slow onset of action of the latter …
[HTML][HTML] Responses to river inundation pressures control prey selection of riparian beetles
Background Riparian habitats are subjected to frequent inundation (flooding) and are
characterised by food webs that exhibit variability in aquatic/terrestrial subsidies across the …
characterised by food webs that exhibit variability in aquatic/terrestrial subsidies across the …
Exposed riverine sediments (ERS) in England and Wales: distribution, controls and management
MJ O'Callaghan, DM Hannah… - Aquatic Conservation …, 2013 - Wiley Online Library
The invertebrates of natural and semi‐natural floodplains are diverse, often rare, and important
functionally. Early successional patches formed by flood‐deposited, coarse, exposed …
functionally. Early successional patches formed by flood‐deposited, coarse, exposed …
Potentiation of latent inhibition by haloperidol and clozapine is attenuated in Dopamine D2 receptor (Drd-2)-deficient mice: do antipsychotics influence learning to …
MJ O'Callaghan, C Bay-Richter… - Journal of …, 2014 - journals.sagepub.com
Whether the dopamine Drd-2 receptor is necessary for the behavioural action of antipsychotic
drugs is an important question, as Drd-2 antagonism is responsible for their debilitating …
drugs is an important question, as Drd-2 antagonism is responsible for their debilitating …