Galectin-8 has gained attention as a potential new pharmacological target for the treatment of various diseases, including cancer, inflammation, and disorders associated with bone mass reduction. To that end, new molecular probes are needed in order to better understand its role and its functions. Herein we aimed to improve the affinity and target selectivity of a recently published galectin-8 ligand, 3-O-[1-carboxyethyl]-β-d-galactopyranoside, by introducing modifications at positions 1 and 3 of the galactose. Affinity data measured by fluorescence polarization show that the most potent compound reached a K of 12 μM. Furthermore, reasonable selectivity versus other galectins was achieved, making the highlighted compound a promising lead for the development of new selective and potent ligands for galectin-8 as molecular probes to examine the protein's role in cell-based and in vivo studies.
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http://dx.doi.org/10.1002/cmdc.202100514 | DOI Listing |
Spectrochim Acta A Mol Biomol Spectrosc
December 2024
School of Agriculture and Bioengineering, Heze University, Heze 274500, China. Electronic address:
Herin, the successful synthesis of a bis Schiff base (L) has been achieved using 2-hydroxy-1-naphthaldehyde and 1,3-diaminoguanidine as raw materials, which was further characterized by infrared spectroscopy, mass spectrometry, and nuclear magnetic resonance hydrogen spectrum. Moreover, spectroscopic experiments demonstrated that the probe L showed good selectivity and visual detectability for Al. Its detection limit (DL) is 2.
View Article and Find Full Text PDFMol Cell Probes
December 2024
Department of Nephrology, The Second Affiliated Hospital of Harbin Medical University, Harbin 150086, China. Electronic address:
Long non-coding RNA TMC3-AS1 is identified to be upregulated by lipopolysaccharide (LPS) in inflammatory disease, but its role in acute kidney injury (AKI) is almost unknown. The study investigated the involvement of TMC3-AS1 in LPS-induced AKI and its downstream molecular regulatory mechanism. Our data suggested that knocking down TMC3-AS1 significantly reduced renal dysfunction, tissue inflammation and tissue damage in LPS-induced mice, and promoted cell viability, inhibited inflammation, apoptosis and necrosis in LPS-stimulated human renal tubular epithelial cells HK2.
View Article and Find Full Text PDFMol Cell Probes
December 2024
Farhikhtegan Medical Convergence Sciences Research Center, Farhikhtegan Hospital Tehran Medical Sciences, Islamic Azad University, Tehran, Iran; Department of Genetics, Faculty of Advanced Science and Technology, Tehran Medical Sciences, Islamic Azad University, Tehran, Iran. Electronic address:
Background: breast cancer-associated fibroblast (CAF) is linked to metastasis and is poor for breast cancer prognosis. Since Clostridium Toxin A (Botox-A) had represented a cytotoxic effect on fibroblasts, this study aims to assess Botox-A cytotoxicity in both normal fibroblasts and exosome-induced CAFs.
Material And Method: the serum exosomes of 40 BC patients and 30 healthy individuals were isolated and lncRNA H19 (lnch19) levels were assessed by qRT-PCR method.
Cell Chem Biol
December 2024
Department of Molecular Biology and Center for Computational and Integrative Biology, Massachusetts General Hospital, Boston, MA 02114, USA; Department of Genetics, Harvard Medical School, Boston, MA 02115, USA; Broad Institute of MIT and Harvard, Cambridge, MA 02142, USA. Electronic address:
The surge of antimicrobial resistance threatens efficacy of current antibiotics, particularly against Pseudomonas aeruginosa, a highly resistant gram-negative pathogen. The asymmetric outer membrane (OM) of P. aeruginosa combined with its array of efflux pumps provide a barrier to xenobiotic accumulation, thus making antibiotic discovery challenging.
View Article and Find Full Text PDFPhytomedicine
December 2024
The First Hospital of Hunan University of Chinese Medicine, Hunan, 410007 China. Electronic address:
Unlabelled: Ischemic stroke ranks as the second leading cause of global mortality and disability. Although reperfusion is crucial for salvaging brain tissue, it carries the risk of secondary injuries, such as ferroptosis. Gastrodin, a neuroprotective compound found in Chinese herbal medicine, may regulate this process.
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