Publications by authors named "W C Sin"

Background: This study compared the risks of atherothrombotic major adverse cardiovascular events in patients with type 2 diabetes taking SGLT2 (sodium-glucose cotransporter 2) inhibitors to those taking DPP-4 (dipeptidyl peptidase-4) inhibitors.

Methods And Results: All adult patients (≥18 years of age) with type 2 diabetes and newly prescribed with SGLT2 inhibitors or DPP-4 inhibitors across all public hospitals in Hong Kong between January 2015 and December 2019 were included. Patients were propensity matched in a 1:1 ratio using a caliper distance of 0.

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Cytokines, crucial in immune modulation, impact disease progression when their secretion is dysregulated. Existing methods for profiling cytokine secretion suffer from time-consuming and labor-intensive processes and often fail to capture the dynamic nature of immune responses. Here, iSECRETE, an integrated platform that enables synchronous cell activation, wash-free, and target-responsive protein detection for single-cell IFN-γ cytokine secretion analysis within 30 min at room temperature is presented.

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Background: Bicaval dual lumen cannula (DLC) is gaining popularity in veno-venous extracorporeal membrane oxygenation (V-V ECMO) for having less recirculation and facilitating mobilization. It is usually inserted under fluoroscopic or transesophageal echocardiographic guidance to prevent potentially fatal complications. Thus, their utilization was limited during the COVID-19 outbreak due to stringent quarantine policy and manpower shortage, especially when emergency insertion was required.

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Article Synopsis
  • Legumes engage in a symbiotic relationship with rhizobial bacteria, using specialized root nodules to fix nitrogen, a process that requires significant energy and carbon sources.
  • The study quantitatively compared mitochondrial proteins in soybean root nodules and uninoculated roots, revealing how nodule cells adjust their carbon metabolism to support the symbiotic bacteria.
  • Findings suggest that nodules prioritize using carbon to synthesize malate instead of pyruvate, enhancing ATP production efficiency through specific mitochondrial adaptations.
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The manufacturing of autologous chimaeric antigen receptor (CAR) T cells largely relies either on fed-batch and manual processes that often lack environmental monitoring and control or on bioreactors that cannot be easily scaled out to meet patient demands. Here we show that human primary T cells can be activated, transduced and expanded to high densities in a 2 ml automated closed-system microfluidic bioreactor to produce viable anti-CD19 CAR T cells (specifically, more than 60 million CAR T cells from donor cells derived from patients with lymphoma and more than 200 million CAR T cells from healthy donors). The in vitro secretion of cytokines, the short-term cytotoxic activity and the long-term persistence and proliferation of the cell products, as well as their in vivo anti-leukaemic activity, were comparable to those of T cells produced in a gas-permeable well.

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