To facilitate automated patch clamp measurements of ion channels in cells, the development of an all-glass Chiptip pipette is reported that may be combined with the previously described Flip-the-Tip technology. A single measurement requires less than 50 cells, and the addition of drugs for screening can be limited to very low volumes down to 1 microL. This apparatus is suitable for the study small cells, subcellular organelles and bacteria.
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http://dx.doi.org/10.2174/138620709787047984 | DOI Listing |
Sci Rep
January 2025
Medical Physics, University of Wisconsin School of Medicine and Public Health (UW-SMPH), Madison, USA.
Carotid plaques-the buildup of cholesterol, calcium, cellular debris, and fibrous tissues in carotid arteries-can rupture, release microemboli into the cerebral vasculature and cause strokes. The likelihood of a plaque rupturing is thought to be associated with its composition (i.e.
View Article and Find Full Text PDFCRSLS
January 2025
Northwell Health-Lenox Hill Hospital, New York, NY. (Drs. Chu, Alden, and Seckin).
Introduction: There is a risk of iatrogenic vascular injuries during robotic-assisted laparoscopic excision of diaphragmatic endometriosis. Although studies are limited, the first reported case of a suprahepatic inferior vena cava (IVC) injury during robotic diaphragmatic endometriosis excision was successfully treated using a fibrin sealant patch, preventing exsanguination and conversion to laparotomy.
Case Description: A 36-year-old female with a history of recurrent catamenial pneumothorax and two prior video-assisted thoracoscopic surgeries to treat diaphragmatic endometriosis presented to our clinic with right-sided shoulder pain and a chest tube in place.
Epilepsia
December 2024
Department of Neuroradiology, University Hospital Bonn, Bonn, Germany.
Objective: Focal cortical dysplasia (FCD) is a common cause of drug-resistant focal epilepsy but can be challenging to detect visually on magnetic resonance imaging. Three artificial intelligence models for automated FCD detection are publicly available (MAP18, deepFCD, MELD) but have only been compared on single-center data. Our first objective is to compare them on independent multicenter test data.
View Article and Find Full Text PDFAdv Sci (Weinh)
December 2024
Department of Biomedical Engineering, City University of Hong Kong, Tat Chee Avenue, Kowloon Tong, Kowloon, Hong Kong SAR, China.
The patch clamp technique is a fundamental tool for investigating ion channel dynamics and electrophysiological properties. This study proposes the first artificial intelligence framework for characterizing multiple ion channel kinetics of whole-cell recordings. The framework integrates machine learning for anomaly detection and deep learning for multi-class classification.
View Article and Find Full Text PDFJ Neuropathol Exp Neurol
December 2024
Department of Pathology and Laboratory Medicine, University of California Davis, Sacramento, CA, United States.
Microinfarcts and microhemorrhages are characteristic lesions of cerebrovascular disease. Although multiple studies have been published, there is no one universal standard criteria for the neuropathological assessment of cerebrovascular disease. In this study, we propose a novel application of machine learning in the automated screening of microinfarcts and microhemorrhages.
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