Aim: This study aimed to determine the distributions of serum zinc levels and the prevalence of zinc deficiency in patients with chronic liver disease (CLD) in actual clinical practice, and to analyze the association between serum zinc levels and clinical characteristics.
Methods: This study analyzed 1973 patients with CLD, including 749 with liver cirrhosis, who were admitted to Sapporo Kosei General Hospital in 2017.
Results: Zinc deficiency, defined as a serum zinc level of <60 μg/dL, was observed in 555 patients overall (28.1%), including 182 (14.9%) patients without liver cirrhosis and 373 (49.8%) with liver cirrhosis. When marginal zinc deficiency was included, zinc deficiency (serum zinc level <80 μg/dL) was observed in 1594 (80.8%) patients overall, including 924 (75.5%) patients without liver cirrhosis and 670 (89.5%) with liver cirrhosis. Serum zinc levels were most strongly correlated with serum albumin levels. Of the 257 CLD patients with an albumin level of <3.5 g/dL, 234 (91.1%) had a serum zinc level of <60 μg/dL.
Conclusions: Zinc deficiency is common in patients with CLD. Serum zinc levels should be regularly measured, particularly in patients with liver cirrhosis.
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http://dx.doi.org/10.1111/hepr.13465 | DOI Listing |
J Nutr
January 2025
Department of Nutritional Sciences, School of Life Course and Population Sciences, Faculty of Life Sciences and Medicine, King's College London, London. Electronic address:
This perspective discusses that the essential micronutrient zinc has functions in over 3000 human proteins (the zinc proteome), and the implications of three aspects to ascertain an adequate zinc status for human health. First, the advent of highly sensitive fluorescent (bio)chemicals revealed cellular pools of zinc ions involved in signalling and secretion from cells for paracrine, autocrine, and possibly endocrine functions. Zinc signalling adds a yet unaccounted number of targeted proteins to the already impressive number of zinc proteins.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Macquarie University, Sydney, NSW, Australia
Background: Lifestyle modifications incorporating a healthy diet, physical activity, brain training and health monitoring have proven effective in preventing dementia and related cognitive decline (REF). The Australian‐Multidomain Lifestyle Intervention to reduce dementia risk (AU‐ARROW) is an ongoing 2‐yearintervention, which is the Australian contribution to the World‐Wide FINGERS network. Here we report on preliminary findings of baseline dietary energy and nutrient intakes of AU‐ARROW participants.
View Article and Find Full Text PDFBiochem Biophys Res Commun
December 2024
Department of Ophthalmology, Shenzhen People's Hospital (The Second Clinical Medical College, Jinan University, The First Affiliated Hospital, Southern University of Science and Technology), Shenzhen, China. Electronic address:
Phosphoinositide kinase, FYVE-type zinc finger containing (PIKFYVE) was recently identified as a causative gene for cataract. Pikfyve phosphatidylinositol phosphate kinase domain-deficient (pikfyve) zebrafish lens and PIKFYVE-inhibited human lens epithelial cells developed vacuoles, colocalized with late endosome marker RAB7. In this study, the pikfyvezebrafish with vacuole-like cataract underwent transcriptomic and proteomic analyses to explore the underlying mechanisms of vacuole formation.
View Article and Find Full Text PDFAdv Mater
January 2025
Department of Chemistry, University College London, London, WC1E 7JE, UK.
Long-standing challenges including notorious side reactions at the Zn anode, low Zn anode utilization, and rapid cathode degradation at low current densities hinder the advancement of aqueous zinc-ion batteries (AZIBs). Inspired by the critical role of capping agents in nanomaterials synthesis and bulk crystal growth, a series of capping agents are employed to demonstrate their applicability in AZIBs. Here, it is shown that the preferential adsorption of capping agents on different Zn crystal planes, coordination between capping agents and Zn ions, and interactions with metal oxide cathodes enable preferred Zn (002) deposition, water-deficient Zn ion solvation structure, and a dynamic cathode-electrolyte interface.
View Article and Find Full Text PDFImmunology
January 2025
Department of Public Health and Environmental Medicine, The Jikei University School of Medicine, Tokyo, Japan.
Nutritional zinc (Zn) deficiency could impair immune function and affect bowel conditions. However, the mechanism by which Zn deficiency affects the immune function of gut-associated lymphoid tissue (GALT) remains unclear. We investigated how Zn deficiency affects the function of GALT and level of secretory IgA (sIgA), a key component of the intestinal immune barrier, its underlying mechanisms, and whether Zn deficiency induces bacterial translocation to the liver.
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