Results 1 to 10 of about 8,323 (129)

Visual Detection of Dengue-1 RNA Using Gold Nanoparticle-Based Lateral Flow Biosensor [PDF]

Diagnostics, 2019
Dengue is a rapidly spreading mosquito-borne viral disease. Early diagnosis is important for clinical screening, medical management, and disease surveillance.
Flora M. Yrad, Josephine M. Castañares, Evangelyn C. Alocilja   +2 more
doaj   +7 more sources

Visual and rapid identification of Chlamydia trachomatis and Neisseria gonorrhoeae using multiplex loop-mediated isothermal amplification and a gold nanoparticle-based lateral flow biosensor [PDF]

Frontiers in Cellular and Infection Microbiology, 2023
Sexually transmitted chlamydia and gonorrhea infections caused by the bacteria Chlamydia trachomatis and Neisseria gonorrhoeae remain a major public health concern worldwide, particularly in less developed nations.
Xu Chen, Xu Chen, Qingxue Zhou, Wei Yuan, Yuanfang Shi, Shilei Dong, Xinhua Luo   +6 more
doaj   +6 more sources

Sensitive and visual identification of Chlamydia trachomatis using multiple cross displacement amplification integrated with a gold nanoparticle-based lateral flow biosensor for point-of-care use [PDF]

Frontiers in Cellular and Infection Microbiology, 2022
Chlamydia trachomatis is the leading cause of bacterial sexually transmitted infection (STI) and remains a major public health challenge, especially in less-developed regions.
Xu Chen, Xu Chen, Wei Yuan, Qingxue Zhou, Yan Tan, Ronghua Wang, Shilei Dong   +6 more
doaj   +6 more sources

Rapid and Visual Detection of SARS-CoV-2 Using Multiplex Reverse Transcription Loop-Mediated Isothermal Amplification Linked With Gold Nanoparticle-Based Lateral Flow Biosensor [PDF]

Frontiers in Cellular and Infection Microbiology, 2021
BackgroundSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a novel coronavirus that has caused the outbreak of coronavirus disease 2019 (COVID-19) all over the world.
Xu Chen, Xu Chen, Xu Chen, Qingxue Zhou, Shijun Li, Hao Yan, Bingcheng Chang, Bingcheng Chang, Yuexia Wang, Shilei Dong   +9 more
doaj   +5 more sources

Multiple Single-Nucleotide Polymorphism Detection for Antimalarial Pyrimethamine Resistance via Allele-Specific PCR Coupled with Gold Nanoparticle-Based Lateral Flow Biosensor. [PDF]

Antimicrob Agents Chemother, 2021
Molecular genotyping holds tremendous potential to detect antimalarial drug resistance (ADR) related to single nucleotide polymorphisms (SNPs). However, it relies on the use of complicated procedures and expensive instruments.
Jiang T, Huang Y, Cheng W, Sun Y, Wei W, Wu K, Shen C, Fu X, Dong H, Li J.   +9 more
europepmc   +4 more sources

Multiple Cross Displacement Amplification Combined with Gold Nanoparticle-Based Lateral Flow Biosensor for Detection of Vibrio parahaemolyticus. [PDF]

Front Microbiol, 2016
Vibrio parahaemolyticus (V. parahaemolyticus) is a marine seafood-borne pathogen causing severe illnesses in humans and aquatic animals. In the present study, multiple cross displacement amplification was combined with a lateral flow biosensor (MCDA-LFB) to detect the toxR gene of V. parahaemolyticus in DNA extracts from pure cultures and spiked oyster
Wang Y, Li H, Li D, Li K, Wang Y, Xu J, Ye C.   +6 more
europepmc   +4 more sources

Development of a Rapid Gold Nanoparticle-Based Lateral Flow Immunoassay for the Detection of Dengue Virus

Biosensors, 2022
Flavivirus detection in humans and mosquito reservoirs has been an important issue since it can cause a variety of illnesses and could represent a health problem in geographical zones where the vector is endemic.
Cynthia Martinez-Liu, Carlos Machain-Williams, Natalia Martinez-Acuña, Sonia Lozano-Sepulveda, Kame Galan-Huerta, Daniel Arellanos-Soto, Mayra Meléndez-Villanueva, Diana Ávalos-Nolazco, Katya Pérez-Ibarra, Sergio Galindo-Rodríguez, Aurora de Jesús Garza-Juarez, Ana María Rivas-Estilla   +11 more
doaj   +3 more sources

A sequence-specific, nanoparticle-based biosensor platform for rapid and visual identification of serum hepatitis B virus pregenomic RNA in chronic hepatitis B patients [PDF]

Microbiology Spectrum
Chronic hepatitis B virus (HBV) infection is a major cause of liver-related morbidity and mortality worldwide. Serum HBV pregenomic RNA (pgRNA) is a surrogate marker for the transcriptional activity of covalently closed circular DNA.
Yuanyuan Gu, Qi Zhao, Yan Tan, Junfei Huang, Yi Wang, Shijun Li, Xu Chen   +6 more
doaj   +2 more sources

Rapid, ultrasensitive, and highly specific identification of Brucella abortus utilizing multiple cross displacement amplification combined with a gold nanoparticles-based lateral flow biosensor

Frontiers in Microbiology, 2022
Brucella abortus (B. abortus) as an important infectious agent of bovine brucellosis cannot be ignored, especially in countries/regions dominated by animal husbandry. Thus, the development of an ultrasensitive and highly specific identification technique is an ideal strategy to control the transmission of bovine brucellosis.
Xinggui Yang, Yue Wang, Ying Liu, Junfei Huang, Xiaoyu Wei, Qinqin Tan, Xiaoyan Zeng, Xia Ying, Shijun Li   +8 more
openaire   +3 more sources

Recent Progress in Optical Sensors for Biomedical Diagnostics [PDF]

, 2020
In recent years, several types of optical sensors have been probed for their aptitude in healthcare biosensing, making their applications in biomedical diagnostics a rapidly evolving subject.
Altintas, Zeynep, Pirzada, Muqsit
core   +1 more source