Background: To investigate the screening value of a small-molecule probe to assess the methylation of PAX1 in cervical cancer.
Materials And Methods: The diagnostic threshold of the grayscale values for cervical lesions was assessed by plotting the Receiver Operating Characteristic (ROC) curve of subjects. Grayscale values were significantly different among the four groups (p < 0.05). Compared with the LSIL and cervicitis groups, a considerably higher grayscale value was found in the CA and high-grade squamous intraepithelial lesion (HSIL) groups (both p < 0.05).
Results: The differential ROC curves of the grayscale values showed that the diagnostic Area Under Curve of the probe for cervicitis and low-grade squamous intraepithelial lesion (LSIL) was 0.8724 (95% CI = 0.7762-0.9685, p < 0.0001), for cervicitis and CA was 1.0000 (p < 0.0001), for the LSIL and HSIL was 0.5484 (95% CI = 0.3826-0.7142, p = 0.5755), and for the LSIL and CA was 0.7724 (95% CI = 0.6016-0.9432, p = 0.0138).
Conclusion: The small molecular probe has certain application value in differentiating the type of cervical lesions and has better efficacy in distinguishing cervical inflammatory and precancerous lesions from carcinogenesis, but less efficacy in determining the type of precancerous lesions.
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http://dx.doi.org/10.1111/srt.70074 | DOI Listing |
Nanoscale
January 2025
School of Chemistry and Chemical Engineering, Center of Free Electron Laser & High Magnetic Field, Key Laboratory of Structure and Functional Regulation of Hybrid Materials Ministry of Education, Key Laboratory of Functional Inorganic Materials Chemistry of Anhui Province, and Key Laboratory of Chemistry for Inorganic/Organic Hybrid Functionalized Materials of Anhui Province, Anhui University, P.R. China.
Currently, the study of cuproptosis focuses on the Cu-induced morphology changes in mitochondria (Mito), and the observation of the effect of endoplasmic reticulum (ER)-related Cu content on cuproptosis is relatively lacking. Herein, we have developed a hydroxyflavone (HF)-based NIR excited two-photon fluorescent probe, BHCO, that exhibits specific recognition of Cu with high resolution. BHCO-Cu (Cu2BC) can lead to DLAT protein aggregation, triggering cuproptosis.
View Article and Find Full Text PDFSmall
January 2025
Department of Chemistry, University of Missouri, Columbia, MO, 65211, USA.
Small molecules play important roles in a variety of biological processes such as metabolism, cell signaling and enzyme regulation, and can serve as valuable biomarkers for human diseases. Moreover, they are essential to drug discovery and development, and are important targets for environmental monitoring and food safety. Due to the size incompatibility, small molecule transport is difficult to be monitored with a nanopore.
View Article and Find Full Text PDFAngew Chem Int Ed Engl
January 2025
Hunan University, College of Chemistry and Chemical Engineering, State Key Laboratory for Chemo/Bio-Sensing and Chemometrics, College of Chemistr, 410082, Changsha, CHINA.
Immunotherapy is a promising cancer treatment, but its application is hindered by tumors' low immunogenicity and the difficulty of immune cell infiltration. Here, to address above issues and achieve targeted tumor treatment, we designed the first activated small molecule photosensitizer immune-prodrug HDIM based on pyroptosis, and proposed a self-amplified immune therapy strategy (SITS) for enhanced tumor therapy. HDIMcan be specifically activated by the tumor hypoxiaand then simultaneously initiate immuno-therapy and photodynamic therapy (PDT)-induced pyroptosis with NIR laser irradiation.
View Article and Find Full Text PDFSLAS Discov
January 2025
The Hormel Institute, University of Minnesota, Austin, MN 55912. Electronic address:
Metabolic reprogramming of purine biosynthesis is a hallmark of cancer metabolism and represents a critical vulnerability. The enzyme phosphoribosylformylglycinamidine synthase (PFAS) catalyzes the fourth step in de novo purine biosynthesis and has been demonstrated to be prognostic for survival of liver cancer. Despite the importance of this protein as a drug target, there are no known specific inhibitors of PFAS activity.
View Article and Find Full Text PDFJ Colloid Interface Sci
January 2025
School of Life Science, South China Normal University, Guangzhou 510631 China; Guangzhou Key Laboratory of Spectral Analysis and Functional Probes, College of Biophotonics, South China Normal University, Guangzhou 510631 China; South China Normal University-Panyu Central Hospital Joint Laboratory of Translational Medical Research, Panyu Central Hospital, Guangzhou 511400 China. Electronic address:
Type 2 diabetes (T2D) is a chronic disease characterized by long-term insulin resistance (IR) and pancreatic β-cell dysfunction. Conventional T2D medication ignores pancreatic β-cell damage. In this study, we designed an oral glucose-responsive nanoparticle for pancreatic β-cell regeneration and treatment of T2D.
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