Advancements in optical microscopy technology have allowed huge progression in the ability to understand protein structure and dynamics in live bacterial cells using fluorescence microscopy. Paramount to high-quality microscopy is good sample preparation to avoid bacterial cell movement that can result in motion blur during image acquisition. Here, we describe two techniques of sample preparation that reduce unwanted cell movement and are suitable for application to a number of bacterial species and imaging methods.
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http://dx.doi.org/10.1007/978-1-4939-6673-8_12 | DOI Listing |
BMC Chem
January 2025
Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, University of Alexandria, Elmessalah, Alexandria, 21521, Egypt.
A simple, rapid, and reproducible high-performance liquid chromatography (HPLC) method has been developed and validated for the determination of β-sitosterol in the pharmaceutical dosage form of moist exposed burn ointment (MEBO). This method involved an effective sample procedure for extraction of β-sitosterol from MEBO using an alkali saponification agent composed of 0.8 N ethanolic NaOH and diethyl ether.
View Article and Find Full Text PDFBMC Med Educ
January 2025
School of Acupuncture and Tuina, Chengdu University of TCM, Chengdu, China.
Background: Artificial intelligence has gradually been used into various fields of medical education at present. Under the background of moxibustion robot teaching assistance, the study aims to explore the relationship and the internal mechanism between learning engagement and evaluation in three stages, preparation before class, participation in class, and consolidation after class.
Methods: Based on the data investigated in 250 youths in university via multistage cluster sampling following the self-administered questionnaire, structural equation model was built to discussing factors of study process about moxibustion robots.
BMC Med Educ
January 2025
College of Nursing - Jeddah, King Saud Bin Abdul-Aziz University for Health Sciences, P.O.Box.9515, Jeddah, 21423, Saudi Arabia.
Background: Academic accreditation is a pivotal process in nursing education, ensuring program quality, consistency, and graduate readiness for professional practice. Despite its significance, limited research explores the lived experiences and perspectives of stakeholders, including academic nurse educators, administrators, students, and alumni-engaged in accreditation.
Purpose: This study aimed to explore the lived experiences, perceptions, and insights of nursing education stakeholders regarding the accreditation process, focusing on its impact on educational quality, program reputation, and professional preparation.
Methods Mol Biol
January 2025
Université Paris Cité, Institute of Psychiatry and Neuroscience of Paris (IPNP), INSERM U1266, Paris, France.
Studies on the mechanisms and regulation of functional assemblies of SNARE proteins mediating membrane fusion essentially make use of recombinant proteins and artificial phospholipid bilayers. We have developed an easy-to-use in vivo system reconstituting membrane fusion in living bacteria. It relies on the formation of caveolin-dependent intracytoplasmic cisternae followed by the controlled synthesis of members of the synaptic SNARE machinery.
View Article and Find Full Text PDFMethods Mol Biol
January 2025
Department of Biochemistry, University of Toronto, Toronto, ON, Canada.
Negative staining electron microscopy is one of the easiest ways to determine the shape and dimensions of multimeric protein complexes over 100 kDa molecular weight. This method requires small volumes (< 10 μL) of dilute protein (0.01-0.
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