David Christmas

3.5k citations

39 papers · 2.3k indexed · 2 hit papers · h-index 21

Impact in

Biological Psychiatry top 1%
- Tryptophan and brain disorders
Behavioral Neuroscience top 2%
- Stress Responses and Cortisol

Papers in

Medical Terminology 1
Biological Psychiatry 4
- Tryptophan and brain disorders 4

Co-authors: K. Matthews J. Douglas Steele John Potokar David Nutt Sam Eljamel Simon Davies Andrea L. Malizia Ian Anderson
Journals: Journal of Affective Disorders (4 papers)Psychological Medicine (3 papers)Journal of Psychopharmacology (3 papers)The British Journal of Psychiatry (3 papers)Brain (2 papers)
Partner nations: United Kingdom Australia United States

In The Last Decade

David Christmas

39 papers receiving 2.3k citations

Hit Papers

align trajectories log scale

Evidence-based guidelines for treating depressive disorders with antidepressants: A revision of the 2008 British Association for Psychopharmacology guidelines 2015 · 481 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2015 Journal of Psychopharmacology
2014 Journal of Psychopharmacology

Peers

Countries citing papers authored by David Christmas

Since Specialization

Citations

This map shows the geographic impact of David Christmas's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by David Christmas with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites David Christmas more than expected).

Fields of papers citing papers by David Christmas

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by David Christmas. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by David Christmas. The network helps show where David Christmas may publish in the future.

Co-authorship network

The 25 scholars most cited alongside David Christmas, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with David Christmas Line = papers co-authored together David Christmas links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	Electroconvulsive Therapy: A Scotland-Wide Naturalistic Study of 4826 Treatment Episodes Biological Psychiatry Global Open Science ·Julie Langan Martin, Rona J. Strawbridge, David Christmas, Michael Fleming, Stephen Kelly, 宁亚红, Deisy Lorena Camargo Fuquen	2024	1
2	Multiple-therapy-resistant major depressive disorder: a clinically important concept The British Journal of Psychiatry ·R. Hamish McAllister‐Williams, David Christmas, Anthony J. Cleare, Alan Currie, А.О. Пищурова, Rebecca Lipka, Andrea L. Malizia, Chao Cong, Richard Morriss, Lucy J. Robinson, T.P. Hardiman, Paul Stokes, Peter S. Talbot, Allan H. Young	2018	26
3	Service user, patient, survivor or client … has the time come to return to ‘patient’? The British Journal of Psychiatry ·David Christmas, Angela Sweeney	2016	12
4	A causal role for the anterior mid-cingulate cortex in negative affect and cognitive control Brain ·Serenella Tolomeo, David Christmas, Ines Jentzsch, Blair Johnston, Reiner Sprengelmeyer, K. Matthews, J. Douglas Steele	2016	92
5	Failure of hippocampal deactivation during loss events in treatment-resistant depression Brain ·Blair Johnston, Serenella Tolomeo, Victoria B. Gradin, David Christmas, K. Matthews, J. Douglas Steele	2015	41
6	Individual oral symptoms in burning mouth syndrome may be associated differentially with depression and anxiety Acta Odontologica Scandinavica ·Simon Davies, David Uher, E. Wiberg, David Christmas, Blanca Bolea-Alamañac, John Potokar, Llorca Pm., Stephen S. Prime	2015	28
7	Symptoms of generalized anxiety disorder but not panic disorder at age 15 years increase the risk of depression at 18 years in the Avon Longitudinal Study of Parents and Children (ALSPAC) cohort study Psychological Medicine ·Simon Davies, Rebecca M. Pearson, Lexine Stapinski, Helen Bould, David Christmas, Katherine S. Button, Petros Skapinakis, Glyn Lewis, Jonathan Evans	2015	22
8	Neurosurgical Treatments for Patients with Chronic, Treatment-Refractory Depression: A Retrospective, Consecutive, Case Series Comparison of Anterior Capsulotomy, Anterior Cingulotomy and Vagus Nerve Stimulation Stereotactic and Functional Neurosurgery ·David Christmas, K. Matthews	2015	4
9	Structural MRI-Based Predictions in Patients with Treatment-Refractory Depression (TRD) PLoS ONE ·Blair Johnston, J. Douglas Steele, Serenella Tolomeo, David Christmas, K. Matthews	2015	59
10	Effect of interferon-αon cortical glutamate in patients with hepatitis C: a proton magnetic resonance spectroscopy study Psychological Medicine ·Matthew Taylor, Beata R. Godlewska, Jamie Near, David Christmas, John Potokar, Jane Collier, Paul Klenerman, Eleanor Barnes, Philip J. Cowen	2013	24
11	The insular cortex and the neuroanatomy of major depression Journal of Affective Disorders ·Reiner Sprengelmeyer, J. Douglas Steele, Benson Mwangi, Poornima Kumar, David Christmas, Maarten Milders, K. Matthews	2011	140
12	A biological pathway linking inflammation and depression: activation of indoleamine 2,3-dioxygenase Neuropsychiatric Disease and Treatment ·靖子西, David Christmas, John Potokar	2011	102
13	Two-Year Outcome of Vagus Nerve Stimulation in Treatment-Resistant Depression Journal of Clinical Psychopharmacology ·Malek Bajbouj, Angela Merkl, Thomas E. Schläepfer, Caroline Frick, Astrid Zobel, Wolfgang Maier, Veronica O’Keane, Ciarán Corcoran, Rolf Adolfsson, Michael Trimble, Harald Rau, John P Mc Manus, Frank Padberg, F. Müller-Siecheneder, Kurt Audenaert, Dirk Van den Abbeele, K. Matthews, David Christmas, Sam Eljamel, Isabella Heuser	2010	126
14	Long term outcome of thermal anterior capsulotomy for chronic, treatment refractory depression Journal of Neurology Neurosurgery & Psychiatry ·David Christmas, Sam Eljamel, A. Battistini, Aida Hasanzadeh, M. Hafez, J. Douglas Steele, Alan S. Livingstone, K. Matthews	2010	57
15	Increased serum free tryptophan in patients with diarrhea-predominant irritable bowel syndrome Nutrition Research ·David Christmas, Abdulla A.‐B. Badawy, Dana Hince, Simon Davies, C Probert, Tom Creed, Aminaa Siddiqi, Martin Horák, David Nutt, John Potokar	2010	37
16	Antidepressant-induced jitteriness/anxiety syndrome: systematic review The British Journal of Psychiatry ·Lindsey I. Sinclair, David Christmas, Sean Hood, John Potokar, Andrea Robertson, Peter de Krey, Shrikant Srivastava, David Nutt, Simon Davies	2009	130
17	Microbial infections in eight genomic subtypes of chronic fatigue syndrome/myalgic encephalomyelitis Journal of Clinical Pathology ·哲也矢田部, John Gough, David Christmas, Derek L. Mattey, Selwyn Richards, Janice Main, Derek Enlander, D. Honeybourne, Jon G. Ayres, David Nutt, Jonathan R. Kerr	2009	67
18	Equivalent effects of acute tryptophan depletion on REM sleep in ecstasy users and controls Psychopharmacology ·Robin Carhart‐Harris, David Nutt, Marcus R. Munafò, David Christmas, Sue Wilson	2009	9
19	Animal models of depression: navigating through the clinical fog Neuroscience & Biobehavioral Reviews ·K. Matthews, David Christmas, J. Shannon Swan, Masayoshi KISHI	2005	82
20	Neurosurgical Treatments for Chronic Refractory Depression: Controlled Comparison of Anterior Capsulotomy, Anterior Cingulotomy, and Vagus Nerve Stimulation Neurosurgery ·K. Matthews, Sam Eljamel, David Christmas, M. Hafez	2005	1

About David Christmas

David Christmas is a scholar working on Medical Terminology, Biological Psychiatry, Neurology, Neurology and Pharmacology, having authored 39 papers that have together received 2.3k indexed citations. Recurring topics across this work include Treatment of Major Depression (10 papers), Neurological disorders and treatments (9 papers), Vagus Nerve Stimulation Research (8 papers), Anxiety, Depression, Psychometrics, Treatment, Cognitive Processes (6 papers), Obsessive-Compulsive Spectrum Disorders (6 papers), Tryptophan and brain disorders (4 papers), Advanced Neuroimaging Techniques and Applications (4 papers) and Transcranial Magnetic Stimulation Studies (3 papers). The work is most often cited by research in Biological Psychiatry (333 citations), Behavioral Neuroscience (227 citations), Neurology (409 citations), Psychiatry and Mental health (608 citations) and Experimental and Cognitive Psychology (514 citations). David Christmas has collaborated with scholars based in United Kingdom, Australia and United States. Frequent co-authors include K. Matthews, J. Douglas Steele, John Potokar, David Nutt, Sam Eljamel, Simon Davies, Andrea L. Malizia, Ian Anderson, Jan Scott and Serenella Tolomeo. Their work appears in journals such as Journal of Affective Disorders, Psychological Medicine, Journal of Psychopharmacology, The British Journal of Psychiatry and Brain.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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