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INTRODUCTIONA dot matrix analysis is primarily a method for comparing two sequences to look for possible alignment of characters between the sequences. The method is also used for finding direct or inverted repeats in protein and DNA sequences, and for predicting regions in RNA that are self-complementary and that, therefore, have the potential of forming secondary structure through base-pairing.
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http://dx.doi.org/10.1101/pdb.top31 | DOI Listing |
Nanoscale Adv
August 2025
Department of Pharmaceutical Analysis, National Institute of Pharmaceutical Education and Research S.A.S. Nagar Mohali 160062 Punjab India
Nitrosamines are genotoxic, mutagenic impurities and are widely encountered in the global landscape of the pharmaceutical industry. There is a need for rapid detection of nitrosamines in a pharmaceutical product. Here, we report the synthesis of carbon quantum dots (CQDs) using a readily available carbon precursor.
View Article and Find Full Text PDFInflamm Regen
August 2025
Centre for Regenerative Medicine, Medical Research and Education Institute, Lomonosov Moscow State University, Moscow, 119234, Russia.
Background: Spiny mice (Acomys sp.) have a unique ability of scarless regeneration. Therefore, the transfer of models used in convenient laboratory mice to study fibrosis could be a prospective approach, enabling the identification of novel antifibrotic therapies.
View Article and Find Full Text PDFMolecules
August 2025
School of Materials Science and Engineering, Tianjin University of Technology, Xiqing, Tianjin 300384, China.
Colloidal quantum dots (QDs) are semiconductor crystals a few nanometers in size. Due to their vibrant colors and unique photoluminescence (PL), QDs are widely utilized in displays, where barrier films provide essential shielding. However, one of the primary challenges of QD applications remains achieving sufficient robustness while keeping costs low.
View Article and Find Full Text PDFJ Fluoresc
August 2025
Nanohmics Inc, 6201 E. Oltorf Street Suite 400, Austin, TX, 78741, USA.
The use of highly fluorescent quantum dot labels in lateral flow test strips enhances sensitivity of these rapid, facile and popular handheld diagnostic devices over traditional colloidal gold or latex particle labels. In this work, we demonstrate apparent detection limits of 1.25 ppb (ng/ml) for the important foodborne biotoxin staphylococcal enterotoxin B (SEB) in chicken rinsate and 78 ppb (ng/ml) in whole milk both by visual and objective fluorometer readings with optimized lateral flow (LF) red quantum dot-based test strips in 15 min.
View Article and Find Full Text PDFFront Cell Dev Biol
August 2025
Unité de Biologie Moléculaire, Cellulaire et du Développement (MCD, UMR 5077), Centre de Biologie Intégrative (CBI, FR 3743), Université de Toulouse, CNRS, UPS, Toulouse, France.
Invadosomes are a family of subcellular actin-based structures essential for cell-extracellular matrix (ECM) interaction and remodeling. In non-invasive cells, they are referred to as podosomes, which enable adhesion, migration, and ECM remodeling via secretion of metalloproteinases or mechano-traction. In invasive tumoral cells, these structures are called invadopodia due to their function.
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