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Research Output

2011

Genome-wide association study identifies five new schizophrenia loci [Letter]

Ripke, S., Sanders, A. R., Kendler, K. S., Levinson, D. F., Sklar, P., Holmans, P. A., Lin, D-Y., Duan, J., Ophoff, R. A., Andreassen, O. A., Scolnick, E., Cichon, S., Clair, D. S., Corvin, A., Gurling, H., Werge, T., Rujescu, D., Blackwood, D. H. R., Pato, C. N., Malhotra, A. K. & 176 others, Purcell, S., Dudbridge, F., Neale, B. M., Rossin, L., Visscher, P. M., Posthuma, D., Ruderfer, D. M., Fanous, A., Stefansson, H., Steinberg, S., Mowry, B. J., Golimbet, V., Hert, M. D., Jönsson, E. G., Bitter, I., Pietiläinen, O. P. H., Collier, D. A., Tosato, S., Agartz, I., Albus, M., Alexander, M., Amdur, R. L., Amin, F., Bass, N., Bergen, S. E., Black, D. W., Børglum, A. D., Brown, M. A., Bruggeman, R., Buccola, N. G., Byerley, W. F., Cahn, W., Cantor, R. M., Carr, V. J., Catts, S. V., Choudhury, K., Cloninger, C. R., Cormican, P., Craddock, N. J., Danoy, P. A., Datta, S., Haan, L. D., Demontis, D., Dikeos, D., Djurovic, S., Donnelly, P., Donohoe, G., Duong, L., Dwyer, S. L., Fink-Jensen, A., Freedman, R., Freimer, N. B., Friedl, M., Georgieva, L., Giegling, I., Gill, M., Glenthøj, B., Godard, S., Hamshere, M. L., Hansen, M., Hansen, T., Hartmann, A. M., Henskens, F. A., Hougaard, D. M., Hultman, C. M., Ingason, A., Jablensky, A. V., Jakobsen, K. D., Jay, M., Jürgens, G., Kahn, R. S., Keller, M. C., Kenis, G., Kenny, E., Kim, Y., Kirov, G., Konnerth, H., Konte, B., Krabbendam, L., Krasucki, R., Lasseter, V. K., Laurent, C., Lawrence, J., Lencz, T., Lerer, F. B., Liang, K-Y., Lichtenstein, P., Lieberman, J. A., Linszen, D. H., Lönnqvist, J., Loughland, C. M., Maclean, A. W., Maher, B. S., Maier, W., Mallet, J., Malloy, P., Mattheisen, M., Mattingsdal, M., McGhee, K. A., McGrath, J. J., McIntosh, A., McLean, D. E., McQuillin, A., Melle, I., Michie, P. T., Milanova, V., Morris, D. W., Mors, O., Mortensen, P. B., Escott-Price, V., Muglia, P., Myin-Germeys, I., Nertney, D. A., Nestadt, G., Nielsen, J., Nikolov, I., Nordentoft, M., Norton, N., Nöthen, M. M., O'Dushlaine, C. T., Olincy, A., Olsen, L., O'Neill, F. A., Ørntoft, T. F., Owen, M. J., Pantelis, C., Papadimitriou, G., Pato, M. T., Peltonen, L., Petursson, H., Pickard, B., Pimm, J., Pulver, A. E., Puri, V., Quested, D., Quinn, E. M., Rasmussen, H. B., Réthelyi, J. M., Ribble, R., Rietschel, M., Riley, B. P., Ruggeri, M., Schall, U., Schulze, T. G., Schwab, S. G., Scott, R. J., Shi, J., Sigurdsson, E., Silverman, J. M., Spencer, C. C. A., Stefansson, K., Strange, A., Strengman, E., Stroup, T. S., Suvisaari, J., Terenius, L., Thirumalai, S., Thygesen, J. H., Timm, S., Toncheva, D., Oord, E. V. D., Os, J. V., Winkel, R. V., Veldink, J., Walsh, D., Wang, A. G., Wiersma, D., Wildenauer, D. B., Williams, H. J., Williams, N. M., Wormley, B., Zammit, S., Sullivan, P. F., O'Donovan, M. C., Daly, M. J. & Gejman, P. V., 1 Oct 2011, In : Nature Genetics. 43, 10, p. 969-976 8 p.

Research output: Contribution to journalArticle (Academic Journal)

1267 Citations (Scopus)

Phenotype evaluation and genomewide linkage study of clinical variables in schizophrenia

Hamshere, M. L., Holmans, P. A., McCarthy, G., Jones, L., Murphy, K. C., Sanders, R. D., Gray, M. Y., Zammit, S., Williams, N. M., Norton, N., Williams, H. J., McGuffin, P., O'Donovan, M. C., Craddock, N. J., Owen, M. J. & Cardno, A. G., 2011, In : American Journal of Medical Genetics, Part B: Neuropsychiatric Genetics. 156, 8, p. 929-940 12 p.

Research output: Contribution to journalArticle (Academic Journal)

12 Citations (Scopus)

Pre-conception inter-pregnancy interval and risk of schizophrenia

Gunawardana, L., Smith, G. D., Zammit, S., Whitley, E., Gunnell, D., Lewis, S. & Rasmussen, F., 1 Oct 2011, In : British Journal of Psychiatry. 199, 4, p. 338-339 2 p.

Research output: Contribution to journalArticle (Academic Journal)

30 Citations (Scopus)
2010

Examining interactions between risk factors for psychosis

Zammit, S., Lewis, G., Dalman, C. & Allebeck, P., 2010, In : British Journal of Psychiatry. 197, 3, p. 207-211 5 p.

Research output: Contribution to journalArticle (Academic Journal)

Examining interactions between risk factors for schizophrenia

Zammit, S., Lewis, G., Dalman, C. & Allebeck, P., 2010, In : British Journal of Psychiatry. 197, p. 207 - 211 5 p.

Research output: Contribution to journalArticle (Academic Journal)

38 Citations (Scopus)

Individuals, schools, and neighborhood: a multilevel longitudinal study of variation in incidence of psychotic disorders

Zammit, S., Lewis, G., Rasbash, J., Dalman, C., Gustafsson, J-E. & Allebeck, P., 1 Sep 2010, In : Archives of General Psychiatry. 67, 9, p. 914-922 9 p.

Research output: Contribution to journalArticle (Academic Journal)

Individuals, schools and neighbourhoods: a multilevel longitudinal study of variation in incidence of psychotic disorders

Zammit, S., Lewis, G., Rasbash, J. R., Dalman, C., Gustafsson, JE. & Allebeck, P., 2010, In : Archives of General Psychiatry. 67, p. 914 - 922 9 p.

Research output: Contribution to journalArticle (Academic Journal)

98 Citations (Scopus)

Misconceptions about gene-environment interactions in psychiatry

Zammit, S., Owen, M. J. & Lewis, G., 1 Aug 2010, In : Evidence-Based Mental Health. 13, 3, p. 65-68 4 p.

Research output: Contribution to journalArticle (Academic Journal)

38 Citations (Scopus)

Paternal and maternal ages at conception and risk of bipolar affective disorder in their offspring

Menezes, PR., Lewis, G., Rasmussen, F., Zammit, S., Sipos, A., Harrison, G., Tynelius, P. & Gunnell, DJ., Mar 2010, In : Psychological Medicine. 40 (3), p. 477 - 485 9 p.

Research output: Contribution to journalArticle (Academic Journal)

39 Citations (Scopus)

Perinatal folate-related exposures and risk of psychotic symptoms in the ALSPAC birth cohort

Glaser, MUB., Ades, AE., Lewis, SJ., Emmett, P., Lewis, G., Davey Smith, G. & Zammit, S., 1 Jul 2010, In : Schizophrenia Research. 120, 1-3, p. 177-183 7 p.

Research output: Contribution to journalArticle (Academic Journal)

10 Citations (Scopus)

The study of gene-environment interactions in psychiatry: Limited gains at a substantial cost?

Zammit, S., Wiles, N. & Lewis, G., 1 Sep 2010, In : Psychological Medicine. 40, 5, p. 711-716 6 p.

Research output: Contribution to journalEditorial (Academic Journal)

21 Citations (Scopus)
2009

Analysis of 10 independent samples provides evidence for association between schizophrenia and a SNP flanking fibroblast growth factor receptor 2

O'Donovan, M. C., Norton, N., Williams, H., Peirce, T., Moskvina, V., Nikolov, I., Hamshere, M., Carroll, L., Georgieva, L., Dwyer, S., Holmans, P., Marchini, J. L., Spencer, C. C. A., Howie, B., Leung, H. T., Giegling, I., Hartmann, A. M., Möller, H. J., Morris, D. W., Shi, Y. & 44 others, Feng, G., Hoffmann, P., Propping, P., Vasilescu, C., Maier, W., Rietschel, M., Zammit, S., Schumacher, J., Quinn, E. M., Schulze, T. G., Iwata, N., Ikeda, M., Darvasi, A., Shifman, S., He, L., Duan, J., Sanders, A. R., Levinson, D. F., Adolfsson, R., Ösby, U., Terenius, L., Jönsson, E. G., Cichon, S., Nöthen, M. M., Gill, M., Corvin, A. P., Rujescu, D., Gejman, P. V., Kirov, G., Craddock, N., Williams, N. M., Owen, M. J., Gejman, P. V., Sanders, A. R., Duan, J., Levinson, D. F., Buccola, N. G., Mowry, B. J., Freedman, R., Amin, F., Black, D. W., Silverman, J. M., Byerley, W. J. & Cloninger, C. R., 25 Jan 2009, In : Molecular Psychiatry. 14, 1, p. 30-36 7 p.

Research output: Contribution to journalArticle (Academic Journal)

52 Citations (Scopus)

Association of measures of fetal and childhood growth with non-clinical psychotic symptoms in 12-year-olds: the ALSPAC cohort

Thomas, K., Harrison, G., Zammit, S., Lewis, G., Horwood, J., Heron, J., Hollis, C., Wolke, D., Thompson, A. & Gunnell, D., Jun 2009, In : British Journal of Psychiatry. 194, 6, p. 521-526 6 p.

Research output: Contribution to journalArticle (Academic Journal)

22 Citations (Scopus)

Cannabis and suicide: longitudinal study

Price, C. J., Hemmingsson, T., Lewis, G., Zammit, S. & Allebeck, P., 2009, In : British Journal of Psychiatry. 195, 6, p. 492-497 6 p.

Research output: Contribution to journalArticle (Academic Journal)

52 Citations (Scopus)

If cannabis caused schizophrenia—how many cannabis users may need to be prevented in order to prevent one case of schizophrenia? England and Wales calculations

Hickman, M., Vickerman, P., Macleod, J. A. A., Lewis, G., Zammit, S., Kirkbride, J. & Jones, P., Nov 2009, In : Addiction. 104, 11, p. 1856-1861 6 p.

Research output: Contribution to journalArticle (Academic Journal)

40 Citations (Scopus)

Investigating whether adverse prenatal and perinatal events are associated with non-clinical psychotic symptoms at age 12 years in the ALSPAC birth cohort

Zammit, S., Odd, D., Horwood, J., Thompson, A., Thomas, K., Menezes, P., Gunnell, D., Hollis, C., Wolke, D., Lewis, G. H. & Harrison, G., 1 Sep 2009, In : Psychological Medicine. 39, 9, p. 1457-1467 11 p.

Research output: Contribution to journalArticle (Academic Journal)

74 Citations (Scopus)

Maternal tobacco, cannabis and alcohol use during pregnancy and risk of adolescent psychotic symptoms in offspring

Zammit, S., Thomas, K., Thompson, A., Horwood, J., Menezes, P., Gunnell, D., Hollis, C., Wolke, D., Lewis, G. & Harrison, G., Oct 2009, In : British Journal of Psychiatry. 195, 4, p. 294-300 7 p.

Research output: Contribution to journalArticle (Academic Journal)

58 Citations (Scopus)

Prospective Study of Peer Victimization in Childhood and Psychotic Symptoms in a Nonclinical Population at Age 12 Years

Schreier, A., Wolke, DFH., Thomas, K., Horwood, JP., Hollis, C., Gunnell, DJ., Lewis, G., Thompson, A., Zammit, S., Duffy, L., Salvi, G. & Harrison, G., May 2009, In : Archives of General Psychiatry. 66(5), p. 527 - 536 10 p.

Research output: Contribution to journalArticle (Academic Journal)

255 Citations (Scopus)
2008

Authors' reply

Craddock, N. J., Antebi, D., Attenburrow, M-J., Bailey, T., Carson, A., Cowen, P., Craddock, B., Eagles, J., Ebmeie, K., Farmer, A., Fazel, S., Ferrier, N., Geddes, J., Goodwin, G., Harrison, P., Hawton, K., Hunter, S., Jacoby, R., Jones, I. R., Keedwell, P. A. & 17 others, Kerr, M. P., Mackin, P., McGuffin, P., McIntyre, D., McConville, P., Mountain, D., O'Donovan, M. C., Owen, M. J., Oyebode, F., Phillips, M. L., Price, J., Shah, P., Smith, D. J., Walters, J. T. R., Woodruff, P., Young, A. & Zammit, S., 1 Oct 2008, In : British Journal of Psychiatry.

Research output: Contribution to journalLetter (Academic Journal)

1 Citation (Scopus)

Commentary on 'The case for gene-environment interactions in psychiatry'

Zammit, S., Jul 2008, In : Current Opinion in Psychiatry. 21, 4, p. 326-327 2 p.

Research output: Contribution to journalComment/debate (Academic Journal)

4 Citations (Scopus)

Effects of cannabis use on outcomes of psychotic disorders: systematic review.

Zammit, S., Moore, THM., Lingford-Hughes, AR., Barnes, T., Jones, P., Burke, MA. & Lewis, G., 2008, In : British Journal of Psychiatry. 193, p. 357 - 363 7 p.

Research output: Contribution to journalArticle (Academic Journal)

170 Citations (Scopus)

Forum: the interplay of genes and environment in psychiatric disorders

McClellan, J. M., Susser, E., King, M-C., Rietschel, M., Riley, B. & Zammit, S., Jul 2008, In : Current Opinion in Psychiatry. 21, 4, p. 322-323 2 p.

Research output: Contribution to journalArticle (Academic Journal)

3 Citations (Scopus)

Identification of loci associated with schizophrenia by genome-wide association and follow-up

O'Donovan, M. C., Craddock, N. J., Norton, N., Williams, H. J., Peirce, T. R., Escott-Price, V., Nikolov, I., Hamshere, M. L., Carroll, L. S., Georgieva, L., Dwyer, S. L., Holmans, P. A., Marchini, J. L., Spencer, C. C. A., Howie, B., Leung, H-T., Hartmann, A. M., Möller, H-J., Morris, D. W., Shi, Y. & 40 others, Feng, G., Hoffmann, P., Propping, P., Vasilescu, C., Maier, W., Rietschel, M., Zammit, S., Schumacher, J., Quinn, E. M., Schulze, T. G., Williams, N. M., Giegling, I., Iwata, N., Ikeda, M., Darvasi, A., Shifman, S., He, L., Duan, J., Sanders, A. R., Levinson, D. F., Gejman, P. V., Gejman, P. V., Sanders, A. R., Duan, J., Levinson, D. F., Buccola, N. G., Mowry, B. J., Freedman, R., Amin, F., Black, D. W., Silverman, J. M., Byerley, W. F., Cloninger, C. R., Cichon, S., Nöthen, M. M., Gill, M., Corvin, A., Rujescu, D., Kirov, G. & Owen, M. J., 1 Sep 2008, In : Nature Genetics. 40, 9, p. 1053-1055 3 p.

Research output: Contribution to journalArticle (Academic Journal)

834 Citations (Scopus)

Impairments in cognition across the spectrum of psychiatric disorders: Evidence from a Swedish conscript cohort

David, A. S., Zammit, S., Lewis, G., Dalman, C. & Allebeck, P., Nov 2008, In : Schizophrenia Bulletin. 34, 6, p. 1035-1041 7 p.

Research output: Contribution to journalArticle (Academic Journal)

33 Citations (Scopus)

Investigating if psychosis-like symptoms (PLIKS) are associated with family history of schizophrenia or paternal age in the ALSPAC birth cohort

Zammit, S., Horwood, J., Thompson, A., Thomas, K., Menezes, P., Gunnell, D., Hollis, C., Wolke, D., Lewis, G. & Harrison, G., Sep 2008, In : Schizophrenia Research. 104, 1-3, p. 279-286 8 p.

Research output: Contribution to journalArticle (Academic Journal)

44 Citations (Scopus)

IQ and non-clinical psychotic symptoms in 12-year-olds: results from the ALSPAC birth cohort

Horwood, J., Salvi, G., Thomas, K., Duffy, L., Gunnell, D., Hollis, C., Lewis, G. H., Menezes, P., Thompson, A., Wolke, D., Zammit, S. & Harrison, G., 1 Sep 2008, In : British Journal of Psychiatry. 193, 3, p. 185-191 7 p.

Research output: Contribution to journalArticle (Academic Journal)

176 Citations (Scopus)

Wake-up call for British psychiatry

Craddock, N. J., Antebi, D., Attenburrow, M. J., Bailey, A., Carson, A., Cowen, P., Craddock, B., Eagles, J., Ebmeier, K., Farmer, A., Fazel, S., Ferrier, N., Geddes, J., Goodwin, G., Harrison, P., Hawton, K., Hunter, S., Jacoby, R., Jones, I. R., Keedwell, P. A. & 17 others, Kerr, M. P., Mackin, P., McGuffin, P., MacIntyre, D. J., McConville, P., Mountain, D., O'Donovan, M. C., Owen, M. J., Oyebode, F., Phillips, M. L., Price, J., Shah, P., Smith, D. J., Walters, J. R., Woodruff, P., Young, A. & Zammit, S., 2008, In : British Journal of Psychiatry. 193, 1, p. 6-9 4 p.

Research output: Contribution to journalArticle (Academic Journal)

146 Citations (Scopus)
2007

Birth order and the severity of illness in schizophrenia

Gaughran, F., Blizard, R., Mohan, R., Zammit, S. & Owen, M. J., 1 Mar 2007, In : Psychiatry Research. 150, 2, p. 205-210 6 p.

Research output: Contribution to journalArticle (Academic Journal)

8 Citations (Scopus)

Cannabis and psychosis - Authors' reply

Zammit, S., Moore, T. & Lewis, G., 3 Nov 2007, In : Lancet. 370, 9598, p. 1539-1540 2 p.

Research output: Contribution to journalLetter (Academic Journal)

3 Citations (Scopus)

Cannabis use and risk of psychotic or affective mental health outcomes: a systematic review

Zammit, S., Lingford-Hughes, AR., Barnes, T., Jones, P., Lewis, G., Moore, THM. & Burke, MA., Jul 2007, In : Lancet. 370 (9584), p. 319 - 328 10 p.

Research output: Contribution to journalArticle (Academic Journal)

1418 Citations (Scopus)

Convergent evidence that oligodendrocyte lineage transcription factor 2 (OLIG2) and interacting genes influence susceptibility to schizophrenia [Conference Abstract]

O'Donovan, M. C., Holmans, P. A., Zammit, S., Williams, N. M., Escott-Price, V., Kirov, G., Craddock, N. J., Bray, N. J. & Owen, M. J., 1 Mar 2007, In : Schizophrenia Bulletin. 33, 2, p. 311-312 2 p.

Research output: Contribution to journalArticle (Academic Journal)

Genotype effects of CHRNA7, CNR1 and COMT in schizophrenia: interactions with tobacco and cannabis use

Zammit, S., Spurlock, G., Williams, H., Norton, N., Williams, N. M., O'Donovan, M. C. & Owen, M. J., Oct 2007, In : British Journal of Psychiatry. 191, 5, p. 402-407 6 p.

Research output: Contribution to journalArticle (Academic Journal)

143 Citations (Scopus)

Height and body mass index in young adulthood and risk of schizophrenia: a longitudinal study of 1 347 520 Swedish men

Zammit, S., Rasmussen, F., Farahmand, B., Gunnell, DJ., Lewis, G., Tynelius, P. & Brobert, GP., 1 Nov 2007, In : Acta Psychiatrica Scandinavica. 116, 5, p. 378-385 8 p.

Research output: Contribution to journalArticle (Academic Journal)

34 Citations (Scopus)

IGFI, growth pathway polymorphisms and schizophrenia: a pooling study

Gunnell, D., Lewis, SJ., Wilkinson, J., Georgieva, L., Davey Smith, G., Day, INM., Holly, JMP., O'Donovan, MC., Owen, MJ., Kirov, G. & Zammit, S., 1 Jan 2007, In : American Journal of Medical Genetics, Part B: Neuropsychiatric Genetics. 144B, 1, p. 117-120 4 p.

Research output: Contribution to journalArticle (Academic Journal)

17 Citations (Scopus)

Schizophrenia and Neural Tube Defects: Comparisons From an Epidemiological Perspective

Zammit, S., Lewis, SJ., Gunnell, DJ. & Davey Smith, G., Jul 2007, In : Schizophrenia Bulletin. 33, p. 853 - 858 6 p.

Research output: Contribution to journalArticle (Academic Journal)

26 Citations (Scopus)
2006

Evidence that interaction between neuregulin 1 and its receptor erbB4 increases susceptibility to schizophrenia

Norton, N., Escott-Price, V., Morris, D. W., Bray, N. J., Zammit, S., Williams, N. M., Williams, H. J., Preece, A. C., Dwyer, S., Wilkinson, J. C., Spurlock, G., Kirov, G., Buckland, P. R., Waddington, J. L., Gill, M., Corvin, A. P., Owen, M. J. & O'Donovan, M. J., 2006, In : American Journal of Medical Genetics, Part B: Neuropsychiatric Genetics. 141B, 1, p. 96-101 6 p.

Research output: Contribution to journalArticle (Academic Journal)

150 Citations (Scopus)

Genome wide significant linkage in schizophrenia conditioning on occurrence of depressive episodes

Hamshere, M. L., Williams, N. M., Norton, N., Williams, H., Cardno, A. G., Zammit, S., Jones, L. A., Murphy, K. C., Sanders, R., McCarthy, G., Gray, M. Y., Jones, G., Holmans, P. A., O'Donovan, M. C., Owen, M. J. & Craddock, N. J., 2006, In : Journal of Medical Genetics. 43, 7, p. 563-567 5 p.

Research output: Contribution to journalArticle (Academic Journal)

17 Citations (Scopus)

Phenotypic variation between parent-offspring trios and non-trios in genetic studies of schizophrenia

Zammit, S., Lewis, G., Thapar, A., Owen, R., Jones, G., Jones, S., Sanders, R., Milham, C., Mahdi, A., O'Donovan, M. C. & Owen, M. J., 1 Oct 2006, In : Journal of Psychiatric Research. 40, 7, p. 622-626 5 p.

Research output: Contribution to journalArticle (Academic Journal)

3 Citations (Scopus)

Self-reported psychotic symptoms in the general population: results from the longitudinal study of the British National Psychiatric Morbidity Survey

Wiles, N. J., Zammit, S., Bebbington, P., Singleton, N., Meltzer, H. & Lewis, G. H., May 2006, In : British Journal of Psychiatry. 188, 6, p. 519-526 8 p.

Research output: Contribution to journalArticle (Academic Journal)

179 Citations (Scopus)

Stressful life events, 5-HTT genotype and risk of depression

Zammit, S. & Owen, M. J., 1 Mar 2006, In : British Journal of Psychiatry. 188, 3, p. 199-201 3 p.

Research output: Contribution to journalEditorial (Academic Journal)

60 Citations (Scopus)
2005

A meta-analysis of the MTHFR C677T polymorphism and schizophrenia risk

Lewis, S. J., Zammit, S., Gunnell, D. & Smith, G. D., 5 May 2005, In : American Journal of Medical Genetics, Part B: Neuropsychiatric Genetics. 135B, 1, p. 2-4 3 p.

Research output: Contribution to journalArticle (Academic Journal)

78 Citations (Scopus)

Environmental Epigenomics Conference

Lewis, SJ., Davey Smith, G., Bresnahan, M., Kirov, G., Karayiorgou, M., St Clair, D., Gunnell, DJ., Zammit, S. & Susser, E., 2005, Environmental Epigenomics Conference - Durham, North Carolina.

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

No association between schizophrenia and polymorphisms in COMT in two large samples

Williams, H. J., Glaser, B., Williams, N. M., Norton, N., Zammit, S., MacGregor, S., Kirov, G. K., Owen, M. J. & O'Donovan, M. C., 2005, In : American Journal of Psychiatry. 162, 9, p. 1736-8 3 p.

Research output: Contribution to journalArticle (Academic Journal)

69 Citations (Scopus)

No evidence for association between polymorphisms in GRM3 and schizophrenia

Norton, N., Williams, H., Dwyer, S., Ivanov, D., Preece, A., Gerrish, A., Williams, N. M., Yerassimou, P., Zammit, S., O'Donovan, M. C. & Owen, M. J., 13 May 2005, In : BMC Psychiatry. 5, 23, 6 p., 23.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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43 Citations (Scopus)
185 Downloads (Pure)
2004

A longitudinal study of premorbid IQ score and risk of developing schizophrenia, bipolar disorder, severe depression, and other nonaffective psychoses

Zammit, S., Allebeck, P., David, A., Dalman, C., Hemmingsson, T., Lundberg, I. & Lewis, G., Apr 2004, In : Archives of General Psychiatry. 61 (4), p. 354 - 360 7 p.

Research output: Contribution to journalArticle (Academic Journal)

329 Citations (Scopus)

An investigation into the use of cannabis and tobacco as risk factors for schizophrenia

Zammit, S., 2004, (Unpublished) University of Cardiff.

Research output: Other contributionPhD thesis (not Bristol)

Exploring the relationship between cannabis use and psychosis

Zammit, S. & Lewis, G., 1 Oct 2004, In : Addiction. 99, 10, p. 1353-1355 3 p.

Research output: Contribution to journalArticle (Academic Journal)

17 Citations (Scopus)

Identification in 2 independent samples of a novel schizophrenia risk haplotype of the dystrobrevin binding protein gene (DTNBP1)

Williams, N. M., Preece, A., Mortis, DW., Spurlock, G., Bray, N. J., Stephens, M., Norton, N., Williams, H., Clement, M., Dwyer, S., Curran, C., Wilkinson, J., Escott-Price, V., Waddington, JL., Gill, M., Corvin, AP., Zammit, S., Kirov, G., Owen, M. J. & O'Donovan, M. C., 1 Apr 2004, In : Archives of General Psychiatry. 61, 4, p. 336-344 9 p.

Research output: Contribution to journalArticle (Academic Journal)

155 Citations (Scopus)

Interaction between neuregulin 1 and its receptor ERBB4 increases susceptibility to schizophrenia

Norton, N., Escott-Price, V., Morris, DW., Bray, N. J., Zammit, S., Williams, N. M., Williams, HJ., Preece, A., Dwyer, SL., Wilkinson, JC., Kirov, G., Buckland, P. R., Waddington, JL., Gill, M., Corvin, AP., Owen, M. J. & O'Donovan, M. C., 1 Sep 2004, In : American Journal of Medical Genetics, Part B: Neuropsychiatric Genetics. 130B, 1, p. 18 1 p.

Research output: Contribution to journalArticle (Academic Journal)

Parental age difference and schizophrenia: Authors' reply

Zammit, S., Allebeck, P., Dalman, C., Lundberg, I., Hemmingson, T., Owen, M. J. & Lewis, G. H., 1 Jun 2004, In : British Journal of Psychiatry. 184, 6, p. 540-541 2 p.

Research output: Contribution to journalLetter (Academic Journal)

1 Citation (Scopus)