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Immune Regulation of Goblet Cell and Mucus Functions in Health and Disease.
Annu Rev Immunol
January 2025
2Department of Medical Biochemistry and Cell Biology, University of Gothenburg, Gothenburg, Sweden; email:
The mucosal surfaces of the body are the most vulnerable points for infection because they are lined by single or multiple layers of very active epithelial cells. The main protector of these cells is the mucus system generated by the specialized goblet cells secreting its main components, the gel-forming mucins. The organization of the mucus varies from an attached mucus that is impenetrable to bacteria in the large intestine to a nonattached, more penetrable mucus in the small intestine and airways.
View Article and Find Full Text PDFFinite element analysis of the plantar support for the medial longitudinal arch with flexible flatfoot.
PLoS One
January 2025
Department of Orthopedics, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, P. R. China.
Purpose: The present study is to explore the appropriate plantar support force for its effect on improving the collapse of the medial longitudinal arch with flexible flatfoot.
Methods: A finite element model with the plantar fascia attenuation was constructed simulating as flexible flatfoot. The appropriate plantar support force was evaluated.
Study of distribution and morphological characteristics of the trabecular bone in the uncinate process of the cervical spine using micro-computed tomography.
PLoS One
January 2025
Human Anatomy Teaching and Research Section (Digital Medical Center), Inner Mongolia Medical University Basic Medical College, Hohhot, China.
The cervical uncinate process is a unique structure of the cervical spine that undergoes significant changes in its morphological characteristics with age, and these changes may be related to osteoporosis. This study aimed to observe the distribution of cancellous bone in the cervical uncinate process and its morphological features using micro-computed tomography (Micro-CT) to gain a deeper understanding of the morphological characteristics of the uncinate microstructure. We performed Micro-CT scans on 31 sets of C3-C7 vertebrae, a total of 155 intact bone samples, and subsequently used the measurement software with the Micro-CT system to obtain parameters related to the cancellous bone of the uncinate process.
View Article and Find Full Text PDFBasic Science and Pathogenesis.
Alzheimers Dement
December 2024
ADEL Institute of Science & Technology (AIST), ADEL, Inc., Seoul, Korea, Republic of (South).
Background: Beta-2 microglobulin (β2m) is a component of the major histocompatibility complex class I (MHC-I) playing a crucial role in the immune system on cell surface, but it can be separated from the MHC-I and exist in biological fluid independently. Numerous reports have shown that β2m is a systemic pro-aging factor impairing cognitive function, and that it is increased in the blood and CSF of patients with Alzheimer's disease (AD). While β2m in the body fluid has been recognized as a potential factor in AD and aging, the development of therapeutic agents, especially those directly targeting β2m using antibodies, may face challenges.
View Article and Find Full Text PDFDissecting the Molecular Structure of the Air/Ice Interface from Quantum Simulations of the Sum-Frequency Generation Spectrum.
J Am Chem Soc
January 2025
Department of Chemistry and Biochemistry, University of California San Diego, La Jolla, California 92093, United States.
Ice interfaces are pivotal in mediating key chemical and physical processes such as heterogeneous chemical reactions in the environment, ice nucleation, and cloud microphysics. At the ice surface, water molecules form a quasi-liquid layer (QLL) with properties distinct from those of the bulk. Despite numerous experimental and theoretical studies, a molecular-level understanding of the QLL has remained elusive.
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