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http://dx.doi.org/10.1177/000456329603300214 | DOI Listing |
Spectrochim Acta A Mol Biomol Spectrosc
January 2025
Clinical Research Institute, Department of Laboratory Medicine, The First Affiliated Hospital of Xiamen University, School of Medicine, College of Chemistry and Chemical Engineering, College of Energy, College of Physical Science and Technology, and Discipline of Intelligent Instrument and Equipment, Xiamen University, Xiamen 361005 China; Scientific Research Foundation of State Key Laboratory of Vaccines for Infectious Diseases, Xiang An Biomedicine Laboratory, Xiamen 361005 China. Electronic address:
As a zoonotic virus, highly sensitive detection of monkeypox virus is crucial for its prevention and control due to its rapid increase in cases worldwide and the extremely high risk of virus transmission. In this paper, based on the principle of antigen-antibody specific recognition, an ultrasensitive resonance Raman biosensing probe was prepared using a molecule with the bifunctionality of resonance Raman effect and capturing antibody; and with the strong affinity of the biotin-streptavidin (Bio-SA) system, Bio-antibody and SA test strips were prepared. To match the T-line of the test strip, a portable Raman instrument with a strip-shaped spot was designed.
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January 2025
Clinical Nuclear Medicine Center, Imaging Clinical Medical Center, Institute of Nuclear Medicine, Institute of Clinical Mass Spectrometry Applied Research Center, Department of Nuclear Medicine, Shanghai Tenth People's Hospital, School of Medicine, Tongji University, Shanghai 200072, China.
Water-soluble vitamins play essential roles in normal body functions and metabolic activities. However, few methods have simultaneously measured all nine water-soluble vitamins in biological matrices. In this study, we developed a sensitive and accurate method for the simultaneous measurement of thiamine (B1), riboflavin (B2), nicotinamide (B3), pantothenic acid (B5), 4-pyridoxic acid (B6), biotin (B7), 5-methyltetrahydrofolic acid (B9), ascorbic acid (VC), and methylmalonic acid (MMA) in human serum.
View Article and Find Full Text PDFSci Rep
December 2024
Neurobiology Division, MRC Laboratory of Molecular Biology, Francis Crick Avenue, Cambridge, CB2 0QH, UK.
Proximity-dependent biotinylation coupled with mass spectrometry enables the characterization of subcellular proteomes. This technique has significantly advanced neuroscience by revealing sub-synaptic protein networks, such as the synaptic cleft and post-synaptic density. Profiling proteins at this detailed level is essential for understanding the molecular mechanisms of neuronal connectivity and transmission.
View Article and Find Full Text PDFCytojournal
November 2024
Department of Cardiology, The Second People's Hospital of Lanzhou City, Lanzhou, China.
Objective: Many different types of infectious oral diseases have been identified clinically, including chronic periodontitis. is the main pathogen causing chronic periodontitis, which is closely related to atherosclerosis (AS) and can promote the expression levels of caveolin 1 (Cav-1) and induced ribonucleic acid (RNA)-binding protein human antigen R (HuR). However, the roles of Cav-1 and its relationship with HuR in -mediated AS progression remain largely unknown.
View Article and Find Full Text PDFCommun Biol
December 2024
Microbiota of Insect Vectors Group, Institut Pasteur de la Guyane, Cayenne, French Guiana.
Mosquitoes rely on their microbiota for B vitamin synthesis. We previously found that Aedes aegypti third-instar larvae cleared of their microbiota were impaired in their development, notably due to a lack of folic acid (vitamin B9). In this study, we found that diet supplementation using a cocktail of seven B vitamins did not improve mosquito developmental success, but rather had a significant impact on the sex-ratio of the resulting adults, with an enrichment of female mosquitoes emerging from B vitamin-treated larvae.
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