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Primary immunodeficiencies were initially identified on the basis of recurrent, severe or unusual infections. Subsequently, it was noted that these diseases can also manifest with autoimmunity, autoinflammation, allergy, lymphoproliferation and malignancy, hence a conceptual change and their renaming as inborn errors of immunity. Ongoing advances in flow cytometry provide the opportunity to expand or modify the utility and scope of existing laboratory tests in this field to mirror this conceptual change. Here we have used the B cell subset, variably known as CD21low B cells, age-associated B cells and T-bet+ B cells, as an example to demonstrate this possibility.
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http://dx.doi.org/10.1016/j.iac.2025.01.009 | DOI Listing |
Health Policy Plan
September 2025
Regional Emergency Director, WHO Health Emergencies Department, WHO South-East Asian Regional Office, New Delhi, India.
Zoonotic influenzas are major, ongoing public health policy challenge, not the least because of the importance of functional multisector partnerships (MSPs) for their prevention and control. However, despite years of investment in developing them, many countries have found multisectoral approaches, such as One Health, difficult to operationalise at national and sub national levels. One explanation for the lack of uptake is the limited nature of guidance on the design and adaptation of MSPs that consider local institutional dynamics.
View Article and Find Full Text PDFDev Growth Differ
September 2025
Laboratory for Epithelial Morphogenesis, RIKEN Center for Biosystems Dynamics Research, Kobe, Japan.
Multicellular organisms generate organizational complexity through morphogenesis, in which mechanical forces orchestrate the movements and deformations of cells and tissues, while chemical signals regulate the molecular events that generate and coordinate these forces. One common denominator that is critical both for mechanics and biochemistry is material property. Material properties define how materials deform or rearrange under applied forces, and how rapidly molecules interact or spread in space and time.
View Article and Find Full Text PDFChem Biodivers
September 2025
State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan & Yunnan Key Laboratory of Basic Research and Innovative Application for Green Biological Production, Key Laboratory for Microbial Resources of the Ministry of Education, School of Life Sciences, Yunnan University, Kunm
Understanding the determinants of lifespan is a central objective in biology. Lifespan is shaped by dynamic, stage-specific changes in metabolism, energy allocation, and genome integrity. Heart rate serves as a physiological marker that reflects both life stage and metabolic state.
View Article and Find Full Text PDFJ Alzheimers Dis
September 2025
Frontotemporal Disorders Unit, Department of Neurology, Massachusetts General Hospital and Harvard Medical School, Charlestown, MA, USA.
Compared with more typical late-onset Alzheimer's disease (AD), the mechanisms of young-onset AD (YOAD; age of symptom onset <65 years) remain less understood. Using resting-state functional MRI data and dynamic causal modeling techniques, Sacu et al. demonstrate that individuals with YOAD (amnestic AD or posterior cortical atrophy) exhibit alterations in effective (i.
View Article and Find Full Text PDFJ Am Geriatr Soc
September 2025
Global Health Research Center, Duke Kunshan University, Kunshan, Jiangsu, China.
Background: Physical resilience-the ability to withstand, recover, or adapt after a stressor-is critical in older adults facing acute insults. We conceptualize physical resilience to comprise two distinct but related components: resistance (immediate physiological response to the stressor) and recovery (subsequent health changes). These two components were used to evaluate how individuals respond to hip fracture-a common and severe geriatric stressor.
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