Magnetic graphene quantum dots facilitate closed-tube one-step detection of SARS-CoV-2 with ultra-low field NMR relaxometry.

Li, Yongqiang; Ma, Peixiang; Tao, Quan; Krause, Hans-Joachim; Yang, Siwei; Ding, Guqiao; Dong, Hui; Xie, Xiaoming

Li, Yongqiang; Ma, Peixiang; Tao, Quan; Krause, Hans-Joachim; Yang, Siwei; Ding, Guqiao; Dong, Hui; Xie, Xiaoming.

Afiliación

Li Y; State Key Laboratory of Functional Materials of Informatics, Shanghai Institute of Microsystem and Information Technology (SIMIT), Chinese Academy of Sciences, Shanghai, 200050, PR China.
Ma P; CAS Center for ExcelleNce in Superconducting Electronics (CENSE), Chinese Academy of Sciences, Shanghai, 200050, PR China.
Tao Q; Joint Research Institute on Functional Materials and Electronics, Collaboration between SIMIT and FZJ, Germany.
Krause HJ; Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences (UCAS), Beijing, 100049, PR China.
Yang S; Shanghai Institute for Advanced Immunological Studies, ShanghaiTech University, Shanghai, 201210, PR China.
Ding G; State Key Laboratory of Functional Materials of Informatics, Shanghai Institute of Microsystem and Information Technology (SIMIT), Chinese Academy of Sciences, Shanghai, 200050, PR China.
Dong H; CAS Center for ExcelleNce in Superconducting Electronics (CENSE), Chinese Academy of Sciences, Shanghai, 200050, PR China.
Xie X; Joint Research Institute on Functional Materials and Electronics, Collaboration between SIMIT and FZJ, Germany.

Sens Actuators B Chem ; 337: 129786, 2021 Jun 15.

Article en En | MEDLINE | ID: mdl-33753963

Palabras clave

AFM, atomic force microscopy; Ab, specific antibody against SARS-CoV-2 antigen S protein; BSA, bull serum albumin; COVID-19, coronavirus disease 2019; ELISA, enzyme-linked immune-sorbent assay; Fe3O4, ferrosoferric oxide; GPG, Gd3+ loaded PEG modified GQDs; GQDs, graphene quantum dots; Graphene quantum dots; HR-TEM, high resolution TEM; LOD, limit of detection; MNPs, magnetic nanoparticles; MRSw, magnetic relaxation switch; Magnetic relaxation switch; NMR, nuclear magnetic resonance; OSR, outer sphere relaxation theory; PBS, phosphate buffer saline; PEG, polyethylene glycol; PEG6, hexaethylene glycol; RT-PCR, reverse transcription-polymerase chain reaction; S protein, spike protein; SARS-CoV-2; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2; SD, standard deviation; SQUID, superconducting quantum interface device; Spike; T1, longitudinal relaxation time; TEM, transmission electron microscopy; ULF NMR, ultra-low field NMR; Ultra-low field nuclear magnetic resonance; XPS, X-ray photoelectron spectroscopy

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Texto completo: 1 Colección: 01-internacional Banco de datos: MEDLINE Tipo de estudio: Diagnostic_studies Idioma: En Revista: Sens Actuators B Chem Año: 2021 Tipo del documento: Article

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