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This brief report details a pilot analysis conducted to explore racial differences in pain sensitivity and unpleasantness between cognitively healthy Black and White adults, stratified by sex. A total of 24 cognitively healthy adults (12 Black and 12 White) from two completed studies were matched by age and sex, and divided into two groups based on race. Stratified analyses by sex demonstrated that Black females reported experiencing pain intensity ratings of all three intensity sensations at lower temperatures than White females. These findings will inform future research studies to determine if these results hold true in a fully-powered sample and should include mixed methodologies, incorporating neuroimaging data to further assess this phenomenon. Improving pain assessment and management across racial/ethnic groups will help healthcare providers such as nurses and physicians to ensure optimal quality of life for all.
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http://dx.doi.org/10.3389/fpain.2021.780338 | DOI Listing |
Physiol Plant
September 2025
State Key Laboratory for Conservation and Utilization of Subtropical Agro-Bioresources, College of Agriculture, South China Agricultural University, Guangzhou, China.
The rice root system mediates nutrient uptake while adapting to tillage, management, and environmental changes. While optimized nitrogen (N) supply is known to enhance 2-acetyl-1-pyrroline (2-AP) biosynthesis in fragrant rice, the underlying mechanisms linking nitrogen availability, root development, and their combined effects on physiological processes and aroma formation remain unclear. To address this knowledge gap, we conducted a pot experiment employing two fragrant rice cultivars (Huahangxiangyinzhen and Qingxiangyou19xiang) under three nitrogen regimes (0, 1.
View Article and Find Full Text PDFJ Diabetes
September 2025
Division of Nephrology, Kidney Research Institute, West China Hospital of Sichuan University, Chengdu, Sichuan, China.
Aims: Diabetes is a global public health crisis, especially when it is accompanied by microvascular complications such as diabetic kidney disease (DKD). The purpose of this study was to explore the relationship between the combined lifestyle factors of diabetes patients and their joint effects with genetic risk and the risk of DKD.
Materials And Methods: We included individuals diagnosed with diabetes at baseline from UK Biobank.
J Math Biol
September 2025
School of Mathematical Sciences and Institute of Natural Sciences, MOE-LSC, CMA-Shanghai, Shanghai Jiao Tong University, Shanghai, China.
It has been noticed that when the waiting time distribution exhibits a transition from an intermediate time power-law decay to a long-time exponential decay in the continuous time random walk model, a transition from anomalous diffusion to normal diffusion can be observed at the population level. However, the mechanism behind the transition of waiting time distribution is rarely studied. In this paper, we provide one possible mechanism to explain the origin of such a transition.
View Article and Find Full Text PDFJ Neurotrauma
September 2025
Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland, USA.
Mean apparent propagator MRI (MAP-MRI) quantifies subtle alterations in tissue microstructure noninvasively and provides a more nuanced and comprehensive assessment of tissue architectural and structural integrity compared with other diffusion MRI techniques. We investigate the sensitivity of MAP-MRI-derived quantitative imaging biomarkers to detect previously unseen microstructural damage in patients with mild traumatic brain injuries (mTBI), whose clinical scans otherwise appeared normal. We developed and validated an MAP-MRI data processing pipeline for analyzing diffusion-weighted images for use in healthy controls and mTBI patients whose longitudinal scans were obtained from the GE/NFL/mTBI MRI database.
View Article and Find Full Text PDFNucleic Acids Res
September 2025
State Key Laboratory of Biocatalysis and Enzyme Engineering, School of Life Sciences, Hubei University, Hubei 430042, China.
The CRISPR/Cas12a technology has revolutionized molecular diagnostics. However, existing Cas12a systems depend on continuous target DNA activation, which limits them to single-target detection. In this study, we developed a novel topology-guided Cas12a system, the double-target responsive (DTR) system, capable of being activated by noncontiguous dual RNA/DNA targets.
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