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Luiza T. Tsuneto

Researcher at Universidade Estadual de Maringá

Publications -  55
Citations -  2348

Luiza T. Tsuneto is an academic researcher from Universidade Estadual de Maringá. The author has contributed to research in topics: Population & Human leukocyte antigen. The author has an hindex of 20, co-authored 53 publications receiving 2239 citations. Previous affiliations of Luiza T. Tsuneto include Federal University of Paraná.

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High frequencies of alleles MICA*020 and MICA*027 in Amerindians and evidence of positive selection on exon 3.

TL;DR: The analysis of the 64 described MICA alleles revealed that in exons 2 and 4, synonymous substitutions are in excess, a result compatible with purifying selection, and the opposite was observed for exons 3 and 6 and the excess of nonsynonymous substitutions was significant for exon 3, indicating positive selection.
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The β-globin gene cluster distribution revisited—Patterns in Native American populations

TL;DR: The analysis of molecular variance (AMOVA) and pairwise F(ST) data suggest three distinct sectors for the genetic landscape of Native South America: the Andes, the Center/Southeast region, and the Amazon.
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A prospective study of Toxoplasma-positive pregnant women in southern Brazil: a health alert

TL;DR: The municipality of residence, contact with cats during adulthood, and ingestion of unpasteurized milk were shown to be important risk factors for anti-Toxoplasma gondii IgM-reactive pregnant women seen at a high-risk pregnancy outpatient clinic.
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Analysis of the CCR5 gene coding region diversity in five South American populations reveals two new non-synonymous alleles in Amerindians and high CCR5*D32 frequency in Euro-Brazilians

TL;DR: It is noticed a high CCR5*D32 frequency in the Euro-Brazilian population of the Paraná State (9.3%), which is the highest thus far reported for Latin America, and two new non-synonymous alleles were found in Amerindians: C323F in Guarani (1.4%) and Y68C in Kaingang (10.3%).
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HLA-A, HLA-B and HLA-DRB1 haplotype frequencies in Piauí’s volunteer bone marrow donors enrolled at the Brazilian registry

TL;DR: PCA showed that 98% of the VBMDs have HLA allele frequencies that are very similar to those from Teresina, the capital city of Piauí, which in turn has a close genetic proximity to the Hispanic ethnicity, intermediate proximity to Caucasians and Africans and a distant kinship to Amerindians.