Association of a serotonin receptor 2A gene polymorphism with cognitive functions in patients with schizophrenia

2007 ◽  
Vol 144B (5) ◽  
pp. 704-707 ◽  
Author(s):  
Alp Üçok ◽  
Hale Alpsan ◽  
Sibel Çakır ◽  
Güher Saruhan-Direskeneli
2005 ◽  
Vol 52 (3) ◽  
pp. 155-162 ◽  
Author(s):  
Myoung-Jin Choi ◽  
Rhee-Hun Kang ◽  
Byung-Joo Ham ◽  
Han-Yong Jeong ◽  
Min-Soo Lee

Vrach ◽  
2019 ◽  
Vol 30 (1) ◽  
Author(s):  
L. Akhmetova ◽  
M. Tolmachev ◽  
N. Shnaider ◽  
T. Potupchik ◽  
E. Ershov ◽  
...  

2010 ◽  
Vol 20 (6) ◽  
pp. 273-281 ◽  
Author(s):  
Johanna Salo ◽  
Laura Pulkki-Råback ◽  
Mirka Hintsanen ◽  
Terho Lehtimäki ◽  
Liisa Keltikangas-Järvinen

2017 ◽  
Vol 29 (5) ◽  
pp. 1619-1626 ◽  
Author(s):  
Stephanie H. Parade ◽  
Andrew M. Novick ◽  
Justin Parent ◽  
Ronald Seifer ◽  
Samantha J. Klaver ◽  
...  

AbstractSerotonin signaling pathways play a key role in brain development, stress reactivity, and mental health. Epigenetic alterations in the serotonin system may underlie the effect of early life stress on psychopathology. The current study examined methylation of the serotonin receptor 2A (HTR2A) gene in a sample of 228 children including 119 with child welfare documentation of moderate to severe maltreatment within the last 6 months. Child protection records, semistructured interviews in the home, and parent reports were used to assess child stress exposure, psychiatric symptoms, and behavior. The HTR2A genotype and methylation of HTR2A were measured at two CpG sites (–1420 and –1224) from saliva DNA. HTR2A genotype was associated with HTR2A methylation at both CpG sites. HTR2A genotype also moderated associations of contextual stress exposure and HTR2A methylation at site –1420. Contextual stress was positively associated with –1420 methylation among A homozygotes, but negatively associated with –1420 methylation among G homozygotes. Posttraumatic stress disorder and major depressive disorder symptoms were negatively associated with methylation at –1420, but positively associated with methylation at –1224. Results support the view that the serotonin system is sensitive to stress exposure and psychopathology, and HTR2A methylation may be a mechanism by which early adversity is biologically encoded.


2000 ◽  
Vol 34 (2) ◽  
pp. 89-98 ◽  
Author(s):  
Alessandro Serretti ◽  
Cristina Lorenzi ◽  
Roberta Lilli ◽  
Enrico Smeraldi

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