Background And Aims: Type 2 Diabetes Mellitus (T2DM) is known to be associated with an increase in total plasma free fatty acid (FFA) concentration. The present study was conducted to determine the changes in plasma fatty acids at different levels of glycation in type 2 diabetes mellitus.
Methods: The study involved 50 subjects having different levels of glycation (HbA1c 4.9-15.0%) and further categorized in 5 groups [group 1 (HbA1c <6%), group 2 (HbA1c 6-7%), group 3 (HbA1c 7.1-9%), group 4 (HbA1c (9.1-12%) and group 5 (HbA1c >12%)] with 10 subjects in each group.
Results: A total of 19 free fatty acids were detected by gas chromatography-mass spectrometry (GC-MS) analysis in the plasma samples. The levels of lauric acid (C12:0) and stearic acid (C18:0) were significantly raised at an advanced stage of glycation (HbA1c 9.1-15%). Long-chain fatty acids, pentadecanoic acid (C15:0) and palmitic acid (C16:0) levels were elevated in hyperglycemia as compared to normoglycaemic subjects (HbA1c <6%). Moreover, levels of mono and polyunsaturated fatty acids, oleic acid (C18:1) and linoleic acid (C18:2, w6) were significantly decreased in patients with increased levels of glycation (HbA1c 6-15%).
Conclusion: GC-MS is a novel way to study the plasma fatty acid profiling and findings of this study suggest that monitoring alterations in plasma FFA profile may be of prognostic value.
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http://dx.doi.org/10.1016/j.dsx.2020.07.028 | DOI Listing |
Curr Microbiol
January 2025
División Agroalimentaria, Universidad Tecnológica de la Selva, C.P. 29950, Ocosingo, Chiapas, Mexico.
In the present study, the nematicidal and fungicidal activity of the biosurfactant (BS) produced by the strain Serratia ureilytica UTS was evaluated. The highest mortality of J2 juveniles of the nematode Nacobbus aberrans was 92.3% at a concentration of 30 mg/mL.
View Article and Find Full Text PDFMetab Brain Dis
January 2025
Department of Biological Sciences (Pharmacology and Toxicology), National Institute of Pharmaceutical Education and Research (NIPER) Hyderabad, Balanagar, Hyderabad, 500037, Telangana, India.
The negative impact of repeated-mild traumatic brain injury (rmTBI) is profoundly seen in circadian-disrupted individuals. The unrelenting inflammation, glial activation, and gut dysbiosis are key neuropathological aberrations in the aftermath of rmTBI. In this study, we examined the impact of chitosan lactate (CL) on circadian disturbance (CD) + rmTBI-generated neurological dysfunctions and its prebiotic response on the gut-brain axis.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Pacific Brain Health Center, Pacific Neuroscience Institute Foundation, Santa Monica, CA, USA.
Background: Brain accumulation of amyloid-ß (Aß) in plaques and neurons is the cause of AD neuropathology that is opposed by autologous monocyte/macrophages (MMs) in health but this defense fails in AD.
Method: RNAseq, immunochemistry of the brain, immunofluorescence, and confocal microscopy of macrophages.
Result: In the AD brain, MMs shuttle Aß from parenchyma to vessels, which develop vasculitis, causing amyloid-related imaging abnormalities (ARIAs).
Alzheimers Dement
December 2024
Broad Institute of MIT and Harvard, Cambridge, MA, USA.
Background: Emerging studies have identified changes in lipid processing in Alzheimer's disease patients. However, how the various brain cell types respond to these changes is unclear. Multiple Alzheimer's disease risk genes are expressed in microglia and involved in lipid sensing and processing.
View Article and Find Full Text PDFBackground: Alzheimer's disease (AD) risk and progression are significantly influenced by ApoE genotypes, with ApoE4 increasing and ApoE2 decreasing the susceptibility compared to ApoE3. Understanding metabolic pathways affected by ApoE genotypes will help decipher disease development and identify new therapeutic targets.
Method: This study investigates the impact of ApoE genotypes on aging brain metabolic trajectories using human ApoE-targeted replacement mice.
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