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Molecular Weight-Dependent Boron Release Effect in PVA/Chitosan Cryogels and In Vitro Mineralization Evaluations by Osteoblast Cells.
Biopolymers
January 2025
School of Pharmacy and Bioengineering, Keele University, Keele, UK.
Cryogels were fabricated by combining polyvinyl alcohol (PVA) and chitosan of varying molecular weights (Mw). In this study, the effects of chitosan Mw, types of boron-containing molecules on network formation, and boron release rate in resulted cryogels were investigated. The PVA/chitosan blend maintained a constant 4.
View Article and Find Full Text PDFThe Association of TSLP and IL-4 with Patient-Reported Outcome Measures in Chronic Rhinosinusitis with Nasal Polyps.
Am J Rhinol Allergy
January 2025
Division of Otolaryngology - Head & Neck Surgery, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
Background: Thymic stromal lymphopoietin (TSLP) plays an important role in mediating the type-2-inflammatory response. This study examined how TSLP and interleukin (IL)-4 levels in patients with chronic rhinosinusitis with nasal polyps (CRSwNP) correlated with clinical and postoperative outcomes.
Methods: Solid-phase sandwich ELISA was used to analyze TSLP and IL-4 levels in mucus (n = 47), plasma (n = 17), polyp (n = 30), inferior (n = 25), and middle (n = 26) turbinate tissue collected during functional endoscopic sinus surgery (FESS) in CRSwNP patients (n = 76) and controls (n = 11).
Association between Clot Waveform Analysis Parameters and the Severity of Liver Cirrhosis.
Thromb Haemost
January 2025
Division of Gastroenterology, Department of Medicine, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, Bangkok, Thailand.
Background: Clot waveform analysis (CWA) provides a global assessment of hemostasis and may be useful for patients with cirrhosis with complex hemostatic abnormalities. This study aimed to assess the association between prothrombin time (PT-) and activated partial thromboplastin time (aPTT-) based CWA parameters and cirrhosis severity and prospectively evaluate the role of CWA in predicting mortality and acute decompensation (AD) over 1 year.
Methods: This prospective study included adult patients with cirrhosis between June 2021 and December 2023 at Chulalongkorn University Hospital.
Vascular injury in glomerulopathies: the role of the endothelium.
Front Nephrol
December 2024
Renal Pathophysiology Laboratory, Hospital das Clínicas, University of São Paulo School of Medicine, São Paulo, Brazil.
In glomerulopathies, endothelial dysfunction and the presence of histological vascular lesions such as thrombotic microangiopathy, arteriolar hyalinosis, and arteriosclerosis are related to a severe clinical course and worse renal prognosis. The endothelial cell, which naturally has anti-inflammatory and anti-thrombotic regulatory mechanisms, is particularly susceptible to damage caused by various etiologies and can become dysfunctional due to direct/indirect injury or a deficiency of protective factors. In addition, endothelial regulation and protection involve participation of the complement system, factors related to angiogenesis, the renin-angiotensin system (RAS), endothelin, the glycocalyx, the coagulation cascade, interaction between these pathways, interactions between glomerular structures (the endothelium, mesangium, podocyte, and basement membrane) and interstitial structures (tubules, arterioles and small vessels).
View Article and Find Full Text PDF[Revisiting the vasopressin V2 receptor].
Sheng Li Xue Bao
December 2024
Department of Physiology, Zhongshan School of Medicine, Sun Yat-sen University, Guangzhou 510080, China.
Arginine vasopressin (AVP) plays a crucial role in various physiological processes including water reabsorption, cardiovascular homeostasis, hormone secretion, and social behavior. AVP acts through three distinct receptor subtypes, i.e.
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