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• PERL Publications

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• All Publications (2000-present)

• Changes in neural activity associated with learning to articulate novel auditory pseudowords by covert repetition.
• How preferential is the preferential encoding of threatening stimuli? Working memory biases in specific anxiety and the Attentional Blink.
• Spiders crawl easily through the bottleneck: visual working memory for negative stimuli.
• Speeded detection and increased distraction in fear of spiders: evidence from eye movements.
• Affective modulation of anterior cingulate cortex in young people at increased familial risk of depression.
• Bilateral generic working memory circuit requires left-lateralized addition for verbal processing.
• Effects of acute tyrosine depletion on subjective craving and selective processing of smoking-related cues in abstinent cigarette smokers.
• Impaired emotional categorisation in young people at increased familial risk of depression.
• Single dose antidepressant administration modulates the neural processing of self-referent personality trait words.
• Erythropoietin reduces neural and cognitive processing of fear in human models of antidepressant drug action.
• Highly neurotic never-depressed students have negative biases in information processing.
• Erythropoietin improves mood and modulates the cognitive and neural processing of emotion 3 days post administration.
• Effects of alpha-lactalbumin on emotional processing in healthy women.
• Exploring the physiological effects of double-cone coil TMS over the medial frontal cortex on the anterior cingulate cortex: an H2(15)O PET study.
• Increased waking salivary cortisol levels in young people at familial risk of depression.
• Erythropoietin enhances hippocampal response during memory retrieval in humans.
• Sex differences in the effect of acute tryptophan depletion on declarative episodic memory: a pooled analysis of nine studies.
• Emotional bias and waking salivary cortisol in relatives of patients with major depression.
• Tryptophan supplementation induces a positive bias in the processing of emotional material in healthy female volunteers.
• 5HT(3) antagonism abolishes the emotion potentiated startle effect in humans.
• Antidepressant drug treatment modifies the neural processing of nonconscious threat cues.
• Enhanced early morning salivary cortisol in neuroticism.
• Lack of effect of tyrosine depletion on mood in recovered depressed women.
• Increased positive versus negative affective perception and memory in healthy volunteers following selective serotonin and norepinephrine reuptake inhibition.
• Normalization of enhanced fear recognition by acute SSRI treatment in subjects with a previous history of depression.
• Toward a neuropsychological theory of antidepressant drug action: increase in positive emotional bias after potentiation of norepinephrine activity.
• Blockade of sensitisation-induced facilitation of appetitive conditioning by post-session intra-amygdala nafadotride.
• Acute administration of citalopram facilitates memory consolidation in healthy volunteers.
• Isolation rearing-induced facilitation of Pavlovian learning: abolition by postsession intra-amygdala nafadotride.
• Sustained attention deficit in bipolar disorder is not a working memory impairment in disguise.
• Enhanced recognition of disgust in bipolar illness.
• A dose-finding study on the effects of branch chain amino acids on surrogate markers of brain dopamine function.
• Enhanced affective brain representations of chocolate in cravers vs. non-cravers.
• Expected value, reward outcome, and temporal difference error representations in a probabilistic decision task.
• Umami: a delicious flavor formed by convergence of taste and olfactory pathways in the human brain.
• d-Amino acid oxidase and serine racemase in human brain: normal distribution and altered expression in schizophrenia.
• Long-term meditators self-induce high-amplitude gamma synchrony during mental practice.
• Differential effects of citalopram andreboxetine on cortical Glx measuredwith proton MR spectroscopy.
• Frontal operculum temporal difference signals and social motor response learning.
• Risk for depression is associated with neural biases in emotional categorisation.
• Oxytocin enhances perception and memory for positive versus negative emotional information in healthy male volunteers
• Cognitive influences on the affective representation of touch and the sight of touch in the human brain
• Direct effects of diazepam on emotional processing in healthy volunteers.
• Short-term serotonergic but not noradrenergic antidepressant administration reduces attentional vigilance to threat in healthy volunteers
• Mice overexpressing the 5-hydroxytryptamine transporter show no alterations in feeding behaviour and increased non-feeding responses to fenfluramine.
• Conscious and nonconscious discrimination of facial expressions
• Liason Psychiatry
• A single dose of citalopram increases fear recognition in healthy subjects.
• Abstract of a Poster Presentation In Linking affect to Action: Critical Contributions of the Orbitofrontal Cortex
• Effects of the 5-HT(1A) agonist (+/-)-8-hydroxy-2-(di-n-propylamino)tetralin (8-OH-DPAT) on cocaine choice in cynomolgus monkeys.
• Effects of chlordiazepoxide on extinction and re-acquisition of operant behaviour in mice.
• Acute administration of nutritionally sourced tryptophan increases fear recognition.
• Acute SSRI administration affects the processing of social cues in healthy volunteers.
• Tryptophan depletion decreases the recognition of fear in female volunteers.
• Effects of the GABAergic drug zolpidem on extinction of mouse operant behaviour: implications for the neural basis of extinction
• Tyrosine depletion attenuates dopamine function in healthy volunteers
• Administration of the beta-adrenoceptor blocker propranolol impairs the processing of facial expressions of sadness.
• Transcranial magnetic stimulation of medial-frontal cortex impairs the processing of angry facial expressions.
• Effects of GABAergic and Serotonergic drugs on the extinction of a discrete-trial fixed ratio 5 lever-press response.
• Antidopaminergic effects of dietary tyrosine depletion in healthy subjects and patients with manic illness.
• Selective processing of social threat cues following acute tryptophan depletion.
• The effects of reboxetine on emotional processing in healthy volunteers: an fMRI study.
• Short-term antidepressant treatment and facial processing. Functional magnetic resonance imaging study.
• Contrasting effects of citalopram and reboxetine on waking salivary cortisol.
• Effects of a branched-chain amino acid drink in mania.
• Effect of branch chain amino acids supplemented with tryptophan on tyrosine availability and plasma prolactin
• Erythropoietin has no effect on hippocampal response during memory retrieval 3 days post-administration.
• Changes in neural activity associated with learning to articulate novel auditory pseudowords by covert repetition.
• Assessment of the relative reinforcing strength of cocaine in socially housed monkeys using a choice procedure.
• Low-dose tryptophan depletion in recovered depressed patients induces changes in cognitive processing without depressive symptoms.
• The role of the anterior cingulate cortex in the counting Stroop task.
• Effects of drugs that potentiate GABA on extinction of positively-reinforced operant behaviour.
• Reduced fields of view are neither necessary nor sufficient for distance underestimation but reduce precision and may cause calibration problems.
• Subtype-selective GABAergic drugs facilitate extinction of mouse operant behaviour.
• Acute reboxetine administration increases plasma and salivary cortisol.
• Repetitive transcranial magnetic stimulation to right prefrontal cortex does not modulate the psychostimulant effects of amphetamine
• Differential effects of erythropoietin on neural and cognitive measures of executive function 3 and 7 days post-administration.
• Sexuelle Dysfunktionen bei Patienten einer verhaltenstherapeutischen Hochschulambulanz: Häufigkeit, Erkennen, Behandlung [Sexual dysfunctions in patients of a CBT University outpatient clinic: frequency, recognition, and treatment].
• Inhibition of return is unimpressed by emotional cues.
• Why don’t we see changes? The role of attentional bottlenecks and limited visual memory.
• The Role of Serotonin in Nonnormative Risky Choice: The Effects of Tryptophan Supplements on Loss-aversion in Healthy Adult Volunteers
• Early effects of mirtazapine on emotional processing
• Risk for depression and neural responses to fearful facial expressions of emotion
• Abnormal temporal difference reward-learning signals in major depression
• Blunted response to feedback information in depressive illness
• Effect of a single dose of citalopram on amygdala response to emotional faces
• Short-term antidepressant treatment modulates amygdala response to happy faces
• Why do antidepressants take so long to work? A cognitive neuropsychological model of antidepressant drug action
• Research Letter: High-density negative ion treatment increases positive affective memory
• Acute administration of the cannabinoid CB1 antagonist rimonabant impairs positive affective memory in healthy volunteers
• Memory impairment in young women at increased risk of depression: influence of cortisol and 5-HTT genotype
• Serotonin and emotional processing: does it help explain antidepressant drug action?
• Effect of acute antidepressant administration on negative affective bias in depressed patients
• Test-retest reliability and validity of three indirect tests assessing implicit threat associations and behavioural response tendencies
• Zwei Kurzscreenings zur Messung von Angst vor Schlangen: Reliabilität und Validität im Vergleich zum SNAQ [Two short-screenings measuring fear of snakes: reliability and validity compared to the SNAQ].
• Blunted response to feedback information in depressive illness
• Generalized implicit fear associations in generalized anxiety disorder
• Killing two birds with one stone: Can panic disorder and obsessive-compulsive disorder be treated by simultaneous exposure?
• Antidepressant drug action: a neuropsychological perspective
• Erythropoietin modulates neural and cognitive processing of emotional information in biomarker models of antidepressant drug action in depressed patients
• Selective visual working memory in fear of spiders: the role of automaticity and material-specificity
• Why do cannabinoid (CB1) antagonists cause depression?
• Placebo, Prozac and PLoS: Significant lessons for Psychopharmacology
• SSRI administration reduces resting state functional connectivity in dorso-medial prefrontal cortex.
• Biases in emotional processing are associated with vulnerability to eating disorders over time.
• Short-term NK1 receptor antagonism and emotional processing in healthy volunteers.
• A cognitive neuropsychological model of antidepressant drug action.
• Investigating vulnerability to eating disorders: biases in emotional processing.
• Investigating vulnerability to eating disorders biases in emotional processing, a 12 month follow up.
• Attentional bias in untreated panic disorder.
• Visual working memory and threat monitoring: Spider fearfuls show disorder-specific change detection.
• Can neuroimaging help us to understand and classify somatoform disorders? A systematic and critical review.
• Lateral prefrontal cortex mediates the cognitive modification of attentional bias.
• Short-term antidepressant administration reduces negative self-referential processing in the medial prefrontal cortex in subjects at risk for depression.
• Antidepressants in healthy subjects: what are the psychotropic/psychological effects?
• The D2 antagonist sulpiride modulates the neural processing of both rewarding and aversive stimuli in healthy volunteers.
• Diminished neural processing of aversive and rewarding stimuli during selective serotonin reuptake inhibitor treatment.
• Neural responses to emotional faces in women recovered from anorexia nervosa.
• Antidepressant Medications Reduce Subcortical-Cortical Resting-State Functional Connectivity in Healthy Volunteers.
• Serotonergic activity influences the cognitive appraisal of close intimate relationships in healthy adults.
• Reduced neural response to reward following 7 days treatment with the cannabinoid CB(1) antagonist rimonabant in healthy volunteers.
• Neural representation of reward in recovered depressed patients.
• Negative ion treatment increases positive emotional processing in seasonal affective disorder.
• NK1 receptor antagonism and the neural processing of emotional information in healthy volunteers.
• Reply to: Punishing Food: What Brain Activity Can Tell Us About the Representation of Food in Recovered Anorexia Nervosa.
• Increased Neural Processing of Rewarding and Aversive Food Stimuli in Recovered Anorexia Nervosa.
• Neural processing of reward and punishment in young people at increased familial risk of depression