scholarly journals An Investigation into the Association Between Toxoplasma gondii Infection and Bipolar Disorder

2021 ◽  
Vol 45 (4) ◽  
pp. 241-246
Author(s):  
Mümtaz Cem Şirin ◽  
Faruk Kılıç ◽  
Arif Demirdaş ◽  
Buket Arıdoğan ◽  
Emel Sesli Çetin
Pathogens ◽  
2017 ◽  
Vol 6 (1) ◽  
pp. 3 ◽  
Author(s):  
Claudia Del Grande ◽  
Luca Galli ◽  
Elisa Schiavi ◽  
Liliana Dell’Osso ◽  
Fabrizio Bruschi

2018 ◽  
Vol 18 (1) ◽  
Author(s):  
Nora Hamdani ◽  
Djaouida Bengoufa ◽  
Ophélia Godin ◽  
Raphaël Doukhan ◽  
Emmanuel Le Guen ◽  
...  

2017 ◽  
Vol 209 ◽  
pp. 59-65 ◽  
Author(s):  
João Luís Vieira Monteiro de Barros ◽  
Izabela Guimarães Barbosa ◽  
Haitham Salem ◽  
Natalia Pessoa Rocha ◽  
Arthur Kummer ◽  
...  

2014 ◽  
Vol 202 (8) ◽  
pp. 589-593 ◽  
Author(s):  
Faith Dickerson ◽  
Cassie Stallings ◽  
Andrea Origoni ◽  
Emily Katsafanas ◽  
Lucy Schweinfurth ◽  
...  

2019 ◽  
Vol 76 (12) ◽  
pp. 1285 ◽  
Author(s):  
Mark A. Frye ◽  
Brandon J. Coombes ◽  
Susan L. McElroy ◽  
Lori Jones-Brando ◽  
David J. Bond ◽  
...  

2018 ◽  
Author(s):  
Mladen Cimesa

Toxoplasma gondii is a parasite, specifically single-celled intracellular protozoa. His presence is recorded in most warm-blooded organisms, and therefore also in humans. T gondii has developed a special brain tropism, so this parasite is closely linked to mental illness. The correlation between T gondii and schizophrenia is at the forefront of research and is supported by many evidence, but further research points to other psychopathologies such as bipolar disorder and depression. The prevalence of T gondi is found in the form of antisocial behavior in which we include aggression as well as the percentage of suicides that are also detected. Toxoplasmosis is a parasite that plays a role in etiopathogenesis because it sabotages the proper functioning of the neurotransmitter, especially dopamine, which is one of the determinants of mental illness because its irregular and disruptive secretion induces abnormal behavior. This paper deals with the demonstration of the connection between T gondii and mental illnesses in order to better understand the pathogenesis of certain mental disorders caused by this parasite, and points to caution and prevention


2017 ◽  
Vol 41 (S1) ◽  
pp. s825-s825 ◽  
Author(s):  
T.R. Olariu ◽  
I.D. Capraru ◽  
I. Papava ◽  
R. Romosan ◽  
L. Dehelean ◽  
...  

IntroductionToxoplasma gondii infection has been recently associated with schizophrenia and other psychiatric disorders.AimThe aim of the present study was to evaluate the prevalence of T. gondii antibodies among acute psychiatric patients from Western Romania.MethodsThis study included 214 consecutive patients admitted at the psychiatric clinic, Country Clinical Emergency Hospital in Timisoara, Romania, between 30.06.2011 and 12.01.2012. Clinical and laboratory investigations were performed in these hospitalized patients, including serologic tests for T. gondii IgG and IgM antibodies.ResultsThe 214 patients aged 19 to 71 years (mean = 42.5), 64.9% were females. T. gondii antibodies were detected in 117 (54.7%) of 214 psychiatric patients. When the data were analyzed by diagnostic groups, T. gondii antibodies were demonstrated in 30 (50.84%) of 59 patients with schizophrenia, in 28 (59.57%) of 47 with persistent delusional disorder, 10 (31.25%) of 32 with acute and transient psychotic disorder, 13 (54.16%) of 24 with schizoaffective disorder and 35 (70%) of 50 with bipolar disorder. A high prevalence of T. gondii antibodies was found among patients with bipolar disorder compared to those with schizophrenia (P = 0.043) acute and transient psychotic disorder (P < 0.0001) and healthy controls (P < 0.0001). Of the 18 patients with schizophrenia and a BPRS score <51, T. gondii antibodies were detected in 13 (72.2%) compared to 17 (41.4%) of 41 in whom BPRS score was >51 (P = 0.03).ConclusionThese findings suggest that T. gondii infection may be associated with several psychiatric disorders. A high seroprevalence of T. gondii was demonstrated in patients with bipolar disorder.Disclosure of interestThe authors have not supplied their declaration of competing interest.


2019 ◽  
Vol 9 (1) ◽  
Author(s):  
Gijsje J. L. J. Snijders ◽  
Hans C. van Mierlo ◽  
Marco P. Boks ◽  
Marieke J. H. Begemann ◽  
Arjen L. Sutterland ◽  
...  

AbstractExposure to neurotropic pathogens has been hypothesized to be a risk factor for the development of bipolar disorder (BD). However, evidence so far is inconsistent. We, therefore, analyzed the seroprevalence and titer levels of IgG antibodies against several herpesviruses and Toxoplasma gondii (T. gondii) in plasma of 760 patients with a bipolar disorder, 144 first-degree matched relatives and 132 controls of the Dutch Bipolar (DB) Cohort using ELISA. In addition, we performed a literature-based meta-analysis on the seroprevalence of IgG antibodies against these pathogens (n = 14). Our results in the DB Cohort and subsequent meta-analysis (n = 2364 BD patients, n = 5101 controls) show no association between exposure to herpesviruses and bipolar disorder (HSV-1 [adjusted OR 0.842, 95% CI 0.567–1.230], HSV-2 [adjusted OR 0.877, 95% CI 0.437–1.761], CMV [adjusted OR 0.884 95% CI 0.603–1.295], EBV [adjusted OR 0.968 95% CI 0.658–1.423]). In the DB Cohort, we did not find an association between bipolar disorder and T. gondii titer or seroprevalence either [adjusted OR 1.018, 95% CI 0.672–1.542]. The overall OR was not significant for T. gondii [OR: 1.4, 95% CI 0.95–1.90, p = 0.09), but subgroup analyses in age groups below 40 years showed a significantly increased seroprevalence of T. gondii IgGs in BD [OR: 1.8 (95% CI 1.10–2.89, p = 0.021]. Our meta-analysis indicates that T. gondii exposure may be a risk factor for BD in certain subpopulations.


2013 ◽  
Vol 148 (2-3) ◽  
pp. 444-448 ◽  
Author(s):  
Nora Hamdani ◽  
Claire Daban-Huard ◽  
Mohamed Lajnef ◽  
Jean-Romain Richard ◽  
Marine Delavest ◽  
...  

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