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We carried out a genome-wide association study of schizophrenia (479 cases, 2,937 controls) and tested loci with P < 10(-5) in up to 16,726 additional…
Authors: Michael C O'Donovan, Nicholas Craddock, Nadine Norton, Hywel Williams, Timothy Peirce, Valentina Moskvina, Ivan Nikolov, Marian Hamshere, Liam Carroll, Lyudmila Georgieva,…
Source: Nature genetics. 2008 Sep
View Full TextCopy number variations (CNVs) account for a substantial proportion of human genomic variation, and have been shown to cause neurodevelopmental disorde…
Authors: George Kirov, Dilihan Gumus, Wei Chen, Nadine Norton, Lyudmila Georgieva, Murat Sari, Michael C O'Donovan, Fikret Erdogan, Michael J Owen, Hans-Hilger Ropers,…
Source: Human molecular genetics. 2008 Feb 1
View Full TextBACKGROUND: There is support that Neuregulin 1 (NRG1) plays a role in susceptibility to schizophrenia but limited evidence for its involvement in bipo…
Authors: Lyudmila Georgieva, Albena Dimitrova, Dobril Ivanov, Ivan Nikolov, Nigel M Williams, Detelina Grozeva, Irina Zaharieva, Draga Toncheva, Michael J Owen, George Kirov,…
Source: Biological psychiatry. 2008 Sep 1
View Full TextWe evaluated the hypothesis that dopaminergic polymorphisms are risk factors for schizophrenia (SZ). In stage I, we screened 18 dopamine-related genes…
Authors: Michael E Talkowski, George Kirov, Mikhil Bamne, Lyudmila Georgieva, Gonzalo Torres, Hader Mansour, Kodavali V Chowdari, Vihra Milanova, Joel Wood, Lora McClain,…
Source: Human molecular genetics. 2008 Mar 1
View Full TextWe screened for variation in the 12 protocadherin gamma A (PCDHGA) genes of the protocadherin cluster on chromosome 5q31. We used denaturing high-perf…
Authors: George Kirov, Lyudmila Georgieva, Nigel Williams, Ivan Nikolov, Nadine Norton, Draga Toncheva, Michael O'Donovan, Michael J Owen
Source: Genomics. 2003 Oct
View Full TextOBJECTIVES: Cadherins play a critical role in morphogenesis and maintenance of neuronal connections in the adult brain. We examined the gene encoding …
Authors: Lyudmila Georgieva, Ivan Nikolov, Nadezhda Poriazova, Gaynor Jones, Draga Toncheva, George Kirov, Michael J Owen
Source: Psychiatric genetics. 2003 Jun
View Full TextBACKGROUND: Several linkage studies suggest that chromosome 5q31-32 might contain risk loci for schizophrenia (SZ). We wanted to identify susceptibili…
Authors: Irina Zaharieva, Lyudmila Georgieva, Ivan Nikolov, George Kirov, Michael J Owen, Michael C O'Donovan, Draga Toncheva
Source: BMC psychiatry. 2008
View Full TextThe serotonin transporter (5-HTT) is a suitable candidate gene to test for involvement in the pathogenesis of major psychiatric disorders. We used the…
Authors: Albena Dimitrova, Lyudmila Georgieva, Ivan Nikolov, Nadejda Poriazova, Stefan Krastev, Draga Toncheva, Michael J Owen, George Kirov
Source: Psychiatric genetics. 2002 Sep
View Full TextBACKGROUND: Late-onset Alzheimer's disease (LOAD) is an age related neurodegenerative disease with a high prevalence that places major demands on heal…
Authors: Richard Abraham, Valentina Moskvina, Rebecca Sims, Paul Hollingworth, Angharad Morgan, Lyudmila Georgieva, Kimberley Dowzell, Sven Cichon, Axel M Hillmer, Michael C O'Donovan,…
Source: BMC medical genomics. 2008
View Full TextBACKGROUND: Genotyping technology has advanced such that genome-wide association studies of complex diseases based upon dense marker maps are now tech…
Authors: George Kirov, Ivan Nikolov, Lyudmila Georgieva, Valentina Moskvina, Michael J Owen, Michael C O'Donovan
Source: BMC genomics. 2006
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