• Two SNPs in PTX3 andCLEC7a previously associated with development of proven or probable invasive aspergillosis were validated. • Thirteen SNPs in 9 genes were associated at P # .05 with development of IA using a different genetic model than the original study.Invasive aspergillosis (IA) is a significant cause of morbidity and mortality following allogeneic hematopoietic cell transplantation (HCT). Previous studies have reported an association between IA development and single nucleotide polymorphisms (SNPs), but many SNPs have not been replicated in a separate cohort. The presence of a positive serum galactomannan assay (SGM1) has also been associated with a worse prognosis in patients with IA, and genetic determinants in this subset of patients have not been systematically studied. The study cohort included 2609 HCT recipients and their donor pairs: 483 with proven/probable IA (183 SGM1) and 2126 with no IA by standard criteria. Of 25 SNPs previously published, we analyzed 20 in 14 genes that passed quality control. Samples were genotyped via microarray, and SNPs that could not be genotyped were imputed. The primary aim was to replicate SNPs associated with proven/probable IA at 2 years; secondary goals were to explore the associations using an end point of SGM1 IA or proven/probable IA using a different genetic model or time to IA (3 months vs 2 years) compared with the original study. Two SNPs in 2 genes (PTX3, CLEC7a) were replicated. Thirteen SNPs in 9 genes had an association at P £ .05 using the secondary aims (PTX3, CLEC7a, CD209, CXCL10, TLR6, S100B, IFNG, PLG, TNFR1), with hazard ratios ranging from 1.2 to 3.29. Underlying genetic differences can influence development of IA following HCT. Identification of genetic predispositions to IA could have important implications in donor screening, risk stratification of
Based on the “oxidative stress hypothesis” of major depressive disorder (MDD), cells regulate their structure through the Wnt pathway. Little is known regarding the interactions of dishevelled 3 (DVL3) and glycogen synthase kinase 3 beta (GSK3β) polymorphisms with MDD. The aim of the current study was to verify the relationship between DVL3 and GSK3β genetic variants in a Chinese Han population and further to evaluate whether these interactions exhibit gender-specificity. A total of 1136 participants, consisting of 541 MDD patients and 595 healthy subjects, were recruited. Five single-nucleotide polymorphisms (SNPs) of DVL3/GSK3β were selected to assess their interaction by use of a generalized multifactor dimensionality reduction method. The genotype and haplotype frequencies of DVL3/GSK3β polymorphisms were significantly different between patients and controls for DVL3 rs1709642 ( P < 0.01 ) and GSK3β rs334558, rs6438552, and rs2199503 ( P < 0.01 ). In addition, our results also showed that there were significant interaction effects between DVL3 and GSK3β polymorphisms and the risk of developing MDD, particularly in women. The interaction between DVL3 (rs1709642) and GSK3β (rs334558, rs6438552) showed a cross-validation (CV) consistency of 10/10, a P value of 0.001, and a testing accuracy of 59.22%, which was considered as the best generalized multifactor dimensionality reduction (GMDR) model. This study reveals the interaction between DVL3 and GSK3β polymorphisms on MDD susceptibility in a female Chinese Han population. The effect of gender should be taken into account in future studies that seek to explore the genetic predisposition to MDD relative to the DVL3 and GSK3β genes.
BackgroundCOVID-19 has impacted adolescents' interpersonal relationships, life attitudes, and mental health during the past 3 years. However, previous studies predominantly focused on negative problems, while few studies assessed the situation of teenagers from the perspective of positive psychology. Therefore, this study explores the creativity level of Chinese college students during the COVID-19 pandemic, the relationship between sleep quality and creativity, and the mediating role of executive function.MethodA cross-sectional study was conducted across six colleges in Heilongjiang in China, with a sample of 4,258 college students recruited via stratified cluster sampling. Data were collected through an online survey. A mediation model was constructed, and SPSS PROCESS macro was used to analyze the data.ResultsThe creativity score of Chinese college students during the COVID-19 pandemic was 106.48 ± 13.61. Correlation analysis demonstrated that sleep quality correlated negatively with creativity (r = −0.08, P < 0.01) but positively with executive function (r=0.45, P < 0.01), whilst executive function correlated negatively with creativity (r = −0.10, P < 0.01). Moreover, the mediation model revealed that executive function partially mediated the relationship between sleep quality and creativity in college students (indirect effect = −0.017, SE = 0.004, 95% CI = [−0.025, −0.008]). Executive function accounted for 48.6% of the variance in college students' creativity.ConclusionSchool administrators should implement measures such as sleep education to enhance students' sleep quality. Concurrently, curriculum and assessment implementation should enhance executive function. Such measures can contribute to improved student creativity, thus helping students overcome the negative emotional impact of the COVID-19 pandemic.
Recently, a novel locus at chromosome 6p25 (rs12204590, near FOXF2) associated with an increased risk of stroke in European populations was identified. However, whether polymorphisms in FOXF2 are also associated with the incidence of ischemic stroke in other populations remains unknown. In this case-control study, 803 Chinese Han patients with ischemic stroke and 803 matched control individuals were enrolled. Four tag SNPs and rs12204590 located in or near FOXF2 were selected, and the associations between genotypes/alleles and ischemic stroke were analyzed. In our study, we did not detect an association between the previously reported locus rs12204590 and ischemic stroke. By the genotype analysis, a novel SNP rs1711972, near FOXF2, was observed to be associated with an increased risk of ischemic stroke(CA genotype, adjusted OR = 1.35; 95% CI, 1.07 to 1.70), but not significantly after Bonferroni corrections for multiple tests. However, in the subgroup analysis, we discovered that rs1711972 was associated with an increased risk of large-artery atherosclerotic stroke in the additive model (P = 0.020; CA genotype, adjusted OR = 1.50; 95%CI, 1.09 to 2.07) and dominant model (P = 0.010; OR = 1.47; 95%CI, 1.09 to 1.99). Collectively, these results indicate that a novel SNP near FOXF2 may influence the risk of large-artery atherosclerotic stroke in Chinese Han population.
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