As a type of macronutrient, fatty acids (FA) play significant roles in the bone health of elderly people. However, the specific association between different types of FA and bone health is not fully understood, especially in rural elderly populations. To address this gap, a study was conducted in rural areas of Qingdao, China. Participants aged 65 and older were randomly recruited from 11 rural villages in Licha town, Qingdao City. The levels of serum FA in their serum were measured to investigate the associations between FA and bone mass. The results showed that levels of saturated fatty acids (SFA), n-3 polyunsaturated fatty acids (n-3 PUFA), and n-6 polyunsaturated fatty acids (n-6 PUFA) were all significantly associated with bone mass. Specifically, higher levels of SFA were positively correlated with low bone mass (LBM), while PUFA levels were inversely correlated with LBM. Furthermore, the odds ratio (OR) for LBM exhibited a significant nonlinear dose-response relationship (pnonlinearity = 0.1989) with SFA levels, and a significant nonlinear dose-dependent relationship was also observed with the levels of n-3PUFA and n-6PUFA (pnonlinearity = 0.6183, 0.5808, respectively), indicating that increasing dietary PUFA intake appropriately and controlling SFA intake may benefit the bone health of elderly individuals in rural areas.
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http://dx.doi.org/10.1002/lipd.12421 | DOI Listing |
Proc Natl Acad Sci U S A
January 2025
Department of Biochemistry & Molecular Biology, University of Georgia, Athens, GA 30602.
is a dominant member of the human gut microbiome and produces short-chain fatty acids (SCFAs). These promote immune system function and inhibit inflammation, making this microbe important for human health. Lactate is a primary source of gut SCFAs but its utilization by has not been explored.
View Article and Find Full Text PDFPLoS One
January 2025
Center of Excellence in Probiotics, Srinakharinwirot University, Bangkok, Thailand.
Modern treatment, a healthy diet, and physical activity routines lower the risk factors for metabolic syndrome; however, this condition is associated with all-cause and cardiovascular mortality worldwide. This investigation involved a randomized controlled trial, double-blind, parallel study. Fifty-eight participants with risk factors of metabolic syndrome according to the inclusion criteria were randomized into two groups and given probiotics (Lacticaseibacillus paracasei MSMC39-1 and Bifidobacterium animalis TA-1) (n = 31) or a placebo (n = 27).
View Article and Find Full Text PDFJ Neurochem
January 2025
State Key Laboratory of Oral Diseases & National Center for Stomatology & National Clinical Research Center for Oral Diseases, West China Hospital of Stomatology, Sichuan University, Chengdu, China.
Severe trauma frequently leads to nerve damage. Peripheral nerves possess a degree of regenerative ability, and actively promoting their recovery can help restore the sensory and functional capacities of tissues. The neuropeptide calcitonin gene-related peptide (CGRP) is believed to regulate the repair of injured peripheral nerves, with neuronal transient receptor potential vanilloid type 1 (TRPV1) potentially serving as a crucial upstream factor.
View Article and Find Full Text PDFJ Proteome Res
January 2025
University of Santo Amaro (UNISA), Rua Isabel Schmidt 349, São Paulo 04743-030, Brazil.
Background: Peri-implantitis is characterized as a pathological change in the tissues around dental implants. Fourier-transform infrared spectroscopy (FTIR) provides molecular information from optical phenomena observed by the vibration of molecules, which is used in biological studies to characterize changes and serves as a form of diagnosis.
Aims: this case-control study evaluated the peri-implant disease by using FTIR spectroscopy with attenuated total reflectance in the fingerprint region.
Int J Syst Evol Microbiol
January 2025
Department of Biology, Slippery Rock University, Slippery Rock, Pennsylvania, 16057, USA.
A polyphasic taxonomic study was carried out on strain T5W1, isolated from the roots of the aquatic plant . This isolate is Gram-negative, rod-shaped, motile, aerobic and non-pigmented. Nearly complete 16S rRNA gene sequence homology related the strain to , with 98.
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