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Engineering synthetic signaling receptors to enable erythropoietin-free erythropoiesis.
Nat Commun
January 2025
Department of Surgery, University of California, San Francisco, San Francisco, CA, USA.
Blood transfusion plays a vital role in modern medicine, but frequent shortages occur. Ex vivo manufacturing of red blood cells (RBCs) from universal donor cells offers a potential solution, yet the high cost of recombinant cytokines remains a barrier. Erythropoietin (EPO) signaling is crucial for RBC development, and EPO is among the most expensive media components.
View Article and Find Full Text PDFFrom Flare to Care: Pancreas Primer for Everyone.
Gastroenterol Clin North Am
March 2025
Division of Gastroenterology, Hepatology and Nutrition, University of Minnesota, 420 Delaware Street SE, MMC 36, Minneapolis, MN 55455, USA. Electronic address:
Developmental endothelial locus-1 as a potential biomarker for the formation and progression of intracranial aneurysm.
Gene
January 2025
Department of Neurology, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510000, China; Guangdong Provincial Key Laboratory of Diagnosis and Treatment of Major Neurological Diseases, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou 510000, China; Department of Neurosurgery, Southwest Hospital, Army Medical University, Chongqing 400038, China; Neuroscience and Behavioral Disorders Program, Duke-NUS Medical School, National University of Singapore, Singapore 169857, Singapore. Electronic address:
Background: Intracranial aneurysms (IAs) are pathological dilations occurring at major branch points of cerebral arteries, which can lead to aneurysmal subarachnoid hemorrhage (aSAH) upon rupture. Recent studies have identified developmental endothelial locus-1 (DEL1) as closely associated with IA, though its role remains not fully understood. This study aimed to investigate serum DEL1 level differences in IA patients and explore its function in vascular endothelial cells.
View Article and Find Full Text PDF"They never appear on TV and if they have, I might have missed that moment." How publics in South Africa and Germany view visible scientists.
PLoS One
January 2025
Centre for Research on Evaluation, Science and Technology (CREST), Stellenbosch University, Stellenbosch, South Africa.
Academic interest in scientists who regularly appear in the media dates back to Rae Goodell's seminal book "The visible scientists", in which she lists distinct characteristics of visible scientists, including being controversial, articulate, colorful, and reputable as a scientist. Visible scientists thus share relevant media-related characteristics that stand out in their portrayal as a group and are reminiscent of other celebrities' characteristics. However, questions arise: what is special about the celebrity being a scientist? How many and what types of scientists fall into this category? What are the peers' and the public's expectations towards the social role of the visible scientist? To date, work on visible scientists has focused on theorizing them in the context of the relationship between science and its publics and empirical studies have mainly sought to characterize visible scientists and focused on single countries.
View Article and Find Full Text PDFThe Critical Role of Commercial Analytical Reference Standards in the Control of Chemical Risks: The Case of PFAS and Ways Forward.
Environ Health Perspect
January 2025
Department of Environmental Health, Boston University School of Public Health, Boston, Massachusetts, USA.
Background: Various countries have instituted risk governance measures to control and minimize the risks of chemicals at the national and international levels. Activities typically include risk assessment based on ) hazard and exposure assessments; ) setting limits on the production, use, and emissions of chemicals; ) enforcement of regulations; and ) monitoring the effectiveness of the measures taken. These steps largely depend on chemical analysis and access to pure chemical reference standards.
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