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. 2023 Feb 27;9(1):2. doi: 10.1038/s41514-023-00099-0

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© The Author(s) 2023

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 3 — a Cross-sections of young and aged C57BL/6 mice lacrimal glands were stained with hematoxylin and eosin to visualize immune cell foci (yellow stars) and acinar atrophy (scale bar, 100 µm (upper); 20 µm (lower)). b Bar chart depicting protein levels of IL1β in the lacrimal gland lysates of young and aged mice, using ELISA analysis. c Representative slit-lamp images (upper panel) and cumulative bar chart (lower panel) measuring corneal fluorescein-staining (CFS) of young and aged mice. Cumulative data (mean ± SD) from three independent experiments are shown, with each experiment consisting of n of 4 to 6 mice/group. ***p < 0.001.