Publications by authors named "S Miyagi"

Background: Low-grade systemic inflammation may be a key player in the immune activation that has been reported for mental health deterioration. We hypothesised that elevated serum levels of inflammatory cytokines increase neuroinflammation and exacerbate depressive symptoms.

Methods: The participants were part of a cohort study for whom data was available for both 2015 and 2019.

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Article Synopsis
  • The study investigates how trace mineral intake (specifically zinc, copper, and manganese) relates to coronary artery disease (CAD) in individuals with and without dyslipidaemia (DL).
  • Conducted in Shika town, Japan, the research involved 895 middle-aged and older adults after excluding those genetically predisposed to high cholesterol.
  • Findings indicate that low intake of these trace minerals is linked to a higher risk of CAD in individuals with DL, suggesting a potentially significant relationship that needs further research over time.
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The transplantation of human mesenchymal stromal/stem cells (hMSCs) has potential as a curative and permanent therapy for congenital skeletal diseases. However, the self-renewal and differentiation capacities of hMSCs markedly vary. Therefore, cell proliferation and trilineage differentiation capacities were tested in vitro to characterize hMSCs before their clinical use.

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Metabolic abnormalities play a pivotal role in various pathological conditions, necessitating the quantification of specific metabolites for diagnosis. While mass spectrometry remains the primary method for metabolite measurement, its limited throughput underscores the need for biosensors capable of rapid detection. Previously, we reported that pillar[6]arene with 12 carboxylate groups (P6AC) forms host-guest complexes with 1-methylnicotinamide (1-MNA), which is produced in vivo by nicotinamide -methyltransferase (NNMT).

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An efficient strategy for high-performance chiral materials is to design and synthesize host molecules with left- and right- (M- and P-)twisted conformations and to control their twisted conformations. For this, a quantitative analysis is required to describe the chiroptical inversion, chiral transfer, and chiral recognition in the host-guest systems, which is generally performed using circular dichroism (CD) and/or proton nuclear magnetic resonance (H NMR) spectroscopies. However, the mass-balance model that considers the M- and P-twisted conformations has not yet been established.

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