Background: Understanding the relationship between the gut microbiota and temperament can provide new insights for the regulation of behavioral intervention in children, which is still lacking research. This study aimed to examine the relationship between the gut microbiota and temperament in a cohort of children in 1 year and 2 years old.
Methods: This study included a total of 37 children with completed information, in which 51 samples at age 1 and 41 samples at age 2 were received respectively. We collected birth and demographic information. Parents reported their child's temperament characteristics using the Infant Behavior Questionnaire-revised (IBQ-R) and Early Childhood Behavior Questionnaire (ECBQ). Fecal samples were collected from each child at 1 and 2 years old and sequenced with MiSeq sequencer. Multiple linear regressions and linear mixed effect models were used to analyze the relationship between the temperament and their microbiota composition as well as the diversity and effect of gender or age on this relationship.
Results: At age of year 2, Faecalibacterium was negatively associated with high-intensity pleasure and surgency. Bifidobacterium was negatively correlated with Perceptual sensitivity. Results showed no difference about three domains between year 1 and year 2, while gut microbiota showed diversity difference and genera difference. There was no gender and age difference on the relationship between temperament and the gut microbiota.
Conclusions: Temperament was associated with the gut microbiota over time. The temperament remained stable and the relationship between the gut microbiota and temperament wasn't associated with age and gender.
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http://dx.doi.org/10.1016/j.jpsychires.2022.01.041 | DOI Listing |
Adv Sci (Weinh)
January 2025
Department of Clinical Veterinary Medicine, College of Veterinary Medicine, Jilin University, Changchun, 130062, China.
Microbial transmission from mother to infant is important for offspring microbiome formation and health. However, it is unclear whether maternal gut inflammation (MGI) during lactation influences mother-to-infant microbial transmission and offspring microbiota and disease susceptibility. In this study, it is found that MGI during lactation altered the gut microbiota of suckling pups by shaping the maternal microbiota in the gut and mammary glands.
View Article and Find Full Text PDFProbiotics Antimicrob Proteins
January 2025
Operational Research Centre in Healthcare, Near East University, Nicosia, Cyprus.
This review paper delves into the role of probiotics and food bioactives in influencing gut health and overall well-being, within the context of probiotics and food bioactives, emphasizing their roles in modulating inflammation, gut microbiota, and metabolic health. Probiotics are defined as live microorganisms that confer health benefits to the host, primarily through their impact on the gut microbiome; a complex community of microorganisms crucial for maintaining health. The review aims to elucidate how probiotics, incorporated into both traditional and modern food systems, can enhance gut health and address metabolic disorders.
View Article and Find Full Text PDFCardiovasc Drugs Ther
January 2025
Department of Pharmacy, The Second Xiangya Hospital, Central South University, Changsha, 410011, Hunan, China.
Purpose: Doxorubicin (Dox) is a classic anthracycline chemotherapy drug with cause cumulative and dose-dependent cardiotoxicity. This study aimed to investigate the potential role and molecular mechanism of phenylacetylglutamine (PAGln), a novel gut microbiota metabolite, in Dox-induced cardiotoxicity (DIC).
Methods: DIC models were established in vivo and in vitro, and a series of experiments were performed to verify the cardioprotective effect of PAGln.
Metab Brain Dis
January 2025
The Second Affiliated Hospital of Guilin Medical University, Guilin Medical University, Guilin, 541199, Guangxi, China.
Type 2 diabetes (T2D) is an important risk factor for brain cognitive impairment, but the specific mechanism is still unclear. The imbalance of gut microbiota under pathological conditions (such as an increase in pathogenic bacteria) may be involved in the occurrence of various diseases. The purpose of this study is to investigate the effect of increased abundance of gut Citrobacter rodentium on cognitive function in T2D mice.
View Article and Find Full Text PDFJ Agric Food Chem
January 2025
College of Food Science and Engineering, Northwest A&F University, Yangling, 712100 Shaanxi, China.
Norvaline is a nonproteinogenic amino acid and an important food ingredient supplement for healthy food. In this study, dl-norvaline administration reduced body weight by more than 40% and improved glucose metabolism and energy metabolism in obese mice induced by a high-fat diet (HFD). Combination analysis of microbiome and metabolomics showed that dl-norvaline supplementation regulated gut bacteria structure, such as increasing beneficial bacteria (, , , , , , , and ) and decreasing harmful bacteria (, , , , , and ) and modulated the metabolites involved in arachidonic acid metabolism, thus further promoting short-chain fatty acid production and improving gut barrier, thereby inflammatory responses and oxidative stress were ameliorated.
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