Does Toxoplasmosis cause schizophrenia in Rh negatives?

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I recently got back to the following article from the blog section of Datebytype.com:

Although this might be a little upsetting to some rh-negative cat lovers I just wanted to post a warning out there for any that own cats. I myself have never been fond of cats I am a dog lover to the core and groom them for a living. Anyway Toxplasmosios is a real illness that causes schizophrenia for rh-negatives. The rh-positives are somewhat immune to the illness and if they get it they don’t nearly suffer the harsh symptoms like rh-negatives do. This has something to do with rh positves being exposed to it more often throughout the years because of the higher exposure to the illness from the regions of which there ancestors came from they have built up a stronger immunity to it. So if you are an rh-negative person just be careful of cats specially for women who are pregnant and old people when cleaning out the litter box because the one celled parasite is mostly found in cat feces. Make sure you wash your hands well after exposure to cats and never let them climb on you tables or counter tops.

Source:
https://www.datebytype.com/blogs/view/45/Rh-negatives-and-the-disease-Toxoplasmosis-carried-by-cats

We know the following:

The prevalence of toxoplasmosis is higher in schizophrenics than in the general population. It has been suggested that certain symptoms of schizophrenia, including changes in olfactory functions, are in fact symptoms of toxoplasmosis that can be easily detected in schizophrenics only due to the increased prevalence of toxoplasmosis in this population. Schizophrenics have impaired identification of odors and lower sensitivity of odor detection, however, no information about these parameters of non-schizophrenic Toxoplasma-infected subjects is available.

Source:
https://pubmed.ncbi.nlm.nih.gov/30589911/

But what about the Rh factor?

It seems Rh negative women are far more affected than Rh negative men:

Rh-positive factor subjects are better protected against pathogenic environmental factors including impairment associated with latent infection of Toxoplasma gondii, aging and possibly also tiredness. Our study was focused on contribution of Rh factor to schizophrenia clinical picture modification. In the population of 186 schizophrenia patients who attended day-treatment structured programme we investigated whether RhD phenotype has any clinical impact on clinical manifestation of schizophrenia patients who were tested for seropositivity to Toxoplasma infection. We found out that RhD phenotype was linked with significant impact on clinical presentation in schizophrenia patients especially in women. RhD-negative women showed more severe positive symptoms of schizophrenia and more pronounced reality distorsion dimension in PANSS scale in comparison to RhD-positive women. The course of the illness was substantially less influenced by RhD phenotype in men. Length of hospital stay measured by number of days was significantly increased in RhD-negative women and they were prescribed also higher doses of anti-psychotics. The effect of RhD phenotype was independent on similar, already described, effect of toxoplasma infection, as it was observed both in Toxoplasma-infected and Toxoplasma-free patients. RhD-positive phenotype can be considered as a promising protective factor moderating clinical picture of schizophrenia

Source:
https://figshare.com/articles/journal_contribution/Possible_protective_function_of_Rh_factor_in_schizophrenia/5593999

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