The role of the gut microbiota in human health is one of the most important research topics. There is a strong relationship between the microbiota-gut-brain axis and cognitive functions. Since Alzheimer's disease (AD) is a disease characterized by cognitive impairment, the influence of the gut microbiota in the development and treatment of the disease attracts considerable attention. Gerobiotics is a new concept that includes probiotics or derived postbiotics involved in delaying the aging process. Increasing evidence in the literature suggests that gerobiotics has important roles in the pathogenesis and progression of AD, and even in its treatment, through various mechanisms of action. Several researchers have established the linkage between ingestion of gerobiotics and improved gut dysbiosis and cognitive functions, nevertheless the dose and duration of treatment differ based on strain. Furthermore, oxidative-inflammatory pathways are mainly involved in the neuroprotective effects caused by gerobiotics. This review provides the effects of gerobiotics on microbiota alteration and modulation in AD.
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http://dx.doi.org/10.1016/j.biopha.2022.113430 | DOI Listing |
Sci Rep
January 2025
Gynecology Department, Affiliated Hospital of Nanjing University of Chinese Medicine, Nanjing, 210029, China.
The presence of high-risk human papillomavirus (HR-HPV) contributes to the development of cervical lesions and cervical cancer. Recent studies suggest that an imbalance in the cervicovaginal microbiota might be a factor in the persistence of HR-HPV infections. In this study, we collected 156 cervicovaginal fluid (CVF) of women with HR-HPV infection, which were divided into three groups (negative for intraepithelial lesions = 78, low/high-grade squamous intraepithelial lesions = 52/26).
View Article and Find Full Text PDFJ Cosmet Dermatol
January 2025
Department of Neonatology, Obstetrics and Gynecology Hospital of Fudan University, Shanghai, China.
Background: The skin microbiota, a complex community of microorganisms residing on the skin, plays a crucial role in maintaining skin health and overall homeostasis. Recent research has suggested that alterations in the composition and function of the skin microbiota may influence the aging process. However, the causal relationships between specific skin microbiota and biological aging remain unclear.
View Article and Find Full Text PDFBiomed Pharmacother
January 2025
Department of Experimental Medicine, Sapienza University of Rome, Rome 00161, Italy. Electronic address:
The abundance and behaviour of all hematopoietic components display daily oscillations, supporting the involvement of circadian clock mechanisms. The daily variations of immune cell functions, such as trafficking between blood and tissues, differentiation, proliferation, and effector capabilities are regulated by complex intrinsic (cell-based) and extrinsic (neuro-hormonal, organism-based) mechanisms. While the role of the transcriptional/translational molecular machinery, driven by a set of well-conserved genes (Clock genes), in nucleated immune cells is increasingly recognized and understood, the presence of non-transcriptional mechanisms remains almost entirely unexplored.
View Article and Find Full Text PDFFood Funct
January 2025
Department of Nutrition and Food Hygiene, School of Public Health, Cheeloo College of Medicine, Shandong University, Jinan, 250012, China.
Gut dysbiosis serves as an underlying risk factor for the development of hypertension. The resolution of this dysbiosis has emerged as a promising strategy in improving hypertension. Food-derived bioactive protein peptides have become increasingly more attractive in ameliorating hypertension, primarily due to their anti-inflammatory and anti-oxidant activities.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
The University of Arizona - Tucson, Tucson, AZ, USA.
Background: Host commensal gut microbes are shown to be crucial for microglial maturation, and functions that involve innate immune responses to maintain brain homeostasis. Sex has a crucial role in the incidence of neurological diseases with females showing higher progression of AD compared with males. Transcriptomics has been a powerful tool for the characterization of microglial phenotypes however, there is a large gap in relating to their functional protein abundances.
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