Neoblasts are the only cells capable of proliferation in planarians. The traditional flow cytometry protocol using Hoechst inhibits the cell cycle. Here, we present a protocol for culturing and functionally manipulating planarian neoblasts using SiR-DNA-based flow cytometry. We describe steps for cell dissociation and staining, flow cytometry, and cell collection and culture. We then detail procedures for Nanoluciferase mRNA transfection. This protocol facilitates further investigations into the pluripotency and regeneration mechanisms within neoblasts. For complete details on the use and execution of this protocol, please refer to Lei et al..
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http://dx.doi.org/10.1016/j.xpro.2024.102877 | DOI Listing |
Alzheimers Dement
December 2024
Columbia University Irving Medical Center, New York, NY, USA.
Background: Genetic studies indicate a causal role for microglia, the innate immune cells of the central nervous system (CNS), in Alzheimer's disease (AD). Despite the progress made in identifying genetic risk factors, such as CD33, and underlying molecular changes, there are currently limited treatment options for AD. Based on the immune-inhibitory function of CD33, we hypothesize that inhibition of CD33 activation may reverse microglial suppression and restore their ability to resolve inflammatory processes and mitigate pathogenic amyloid plaques, which may be neuroprotective.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Institute of Science and Technology Austria (ISTA), Klosterneuburg, Austria.
Background: We identified small molecule tricyclic pyrone compound CP2 as a mild mitochondrial complex I (MCI) inhibitor that induces neuroprotection in multiple mouse models of AD. One of the major concerns while targeting mitochondria is the production of reactive oxygen species (ROS). CP2 consists of two diastereoisomers, D1 and D2, with distinct activity and toxicity profiles.
View Article and Find Full Text PDFJ Cancer
January 2025
Wuxi School of Medicine, Jiangnan University, Wuxi, Jiangsu 214122, China.
Developing new drug delivery systems is crucial for enhancing the efficacy of oncolytic virus (OV) therapies in cancer treatment. In this study, mesenchymal stem cell (MSC)-derived vesicles and oncolytic viruses are exploited to construct a novel formulation. It has been hypothesized that vesicle-coated OVs could amplify cytotoxic effects through superior internalization by tumor cells.
View Article and Find Full Text PDFFood Nutr Res
December 2024
School of Public Health, Chengdu Medical College, Chengdu, China.
Background: Breast cancer is a leading cause of cancer-related mortality among women globally, with triple-negative breast cancer (TNBC) being particularly aggressive. Delphinidin (Dp), an anthocyanin monomer, has shown promising health benefits.
Objective: This study investigates the effects of Dp on TNBC and aims to elucidate its specific mechanisms of action.
J Inflamm Res
January 2025
Department of Internal Medicine, The Third Affiliated Hospital of Soochow University, Changzhou, Jiangsu, People's Republic of China.
Purpose: Serum uric acid (SUA) is primarily produced through the hydrolysis of purines in the liver, with its excretion largely handled by the kidneys. Urate transporter 1 (URAT1) inhibitors are known to enhance uric acid elimination via the kidneys, but they also increase the risk of kidney stone formation. Currently, xanthine oxidase (XO) inhibitors are the predominant uric-lowering medications on the market.
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