Fluorescent oligonucleotide probes complementary to variable regions of Porphyromonas gingivalis and Bacteroides forsythus 16S ribosomal RNA were used to identify these organisms in smears of formaldehyde-fixed subgingival plaque samples from patients suffering from periodontitis. Fluorescence in situ hybridization represents a useful method for assessing the microbial ecology of the periodontal flora.
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http://dx.doi.org/10.1111/j.1574-695X.1993.tb00312.x | DOI Listing |
Stem Cell Res Ther
January 2025
Department of Neurosurgery, The First Medical Centre, Chinese PLA General Hospital, Beijing, 100853, China.
Background: Closed head injury (CHI) provokes a prominent neuroinflammation that may lead to long-term health consequences. Microglia plays pivotal and complex roles in neuroinflammation-mediated neuronal insult and repair following CHI. We previously reported that induced neural stem cells (iNSCs) can block the effects of CXCL12/CXCR4 signaling on NF-κB activation in activated microglia by CXCR4 overexpression.
View Article and Find Full Text PDFTissue microenvironments are extremely complex and heterogeneous. It is challenging to study metabolic interaction between the different cell types in a tissue with the techniques that are currently available. Here we describe a multimodal imaging pipeline that allows cell type identification and nanoscale tracing of stable isotope-labeled compounds.
View Article and Find Full Text PDFJ Formos Med Assoc
January 2025
Department of Internal Medicine, National Taiwan University Cancer Center, Taipei, Taiwan; Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan. Electronic address:
Background: Inflammatory myofibroblastic tumors (IMTs), rare soft tissue neoplasms, are characterized by a blend of myofibroblastic proliferation and inflammatory features. While generally characterized by slow growth, IMTs can exhibit locally aggressive behavior, and in rare instances, metastasize to distant sites. This study elucidated the clinical characteristics, molecular profile, and tumor microenvironment of thoracic IMTs.
View Article and Find Full Text PDFInt J Biol Macromol
January 2025
School of Pharmaceutical Sciences, Cheeloo College of Medicine, Shandong University, Jinan, Shandong 250012, China; National Glycoengineering Research Center, Shandong Key Laboratory of Carbohydrate Chemistry and Glycobiology, Shandong University, Qingdao, Shandong 266237, China. Electronic address:
Glycosaminoglycans (GAGs), as natural products with diverse biological activities, play a significant role in regulating inflammatory homeostasis. Nevertheless, the mechanism underlying their intracellular anti-inflammatory properties remains unclear. Herein, we propose a single-organelle visualization tracking framework, leveraging an advanced fluorescent imaging technology combined with labeling methods to dynamically trace the subcellular regulatory mechanisms of GAGs in eliminating inflammatory markers, such as reactive oxygen species (ROS).
View Article and Find Full Text PDFJ Invest Dermatol
January 2025
Centre for Gene Therapy and Regenerative Medicine, King's College London, Guy's Hospital, Great Maze Pond, London, UK; Directors' Unit, EMBL, Meyerhofstr. 1, 69117 Heidelberg, Germany. Electronic address: https://twitter.com/fionamarywatt.
To investigate heterogeneity of fibroblasts in human fetal skin, we analysed published single-cell RNA sequencing data (8 and 16 post conception weeks (PCW)) and performed single-molecule fluorescence in situ hybridisation to map their spatial distribution and predicted dynamic interactions. Clustering revealed 8 fibroblast populations with developmental stage-specific abundance changes. Proliferative cells (MKI67+) were present at all stages.
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