Results 11 to 20 of about 379,720 (270)

Recent Developments in the Field of Optical Immunosensors Focusing on a Label-Free, White Light Reflectance Spectroscopy-Based Immunosensing Platform

open access: yesSensors, 2022
Optical immunosensors represent a research field of continuously increasing interest due to their unique features, which can mainly be attributed to the high-affinity and specific antibodies they use as biorecognition elements, combined with the ...
Chrysoula-Evangelia Karachaliou   +6 more
doaj   +1 more source

Fast and Sensitive Determination of the Fungicide Carbendazim in Fruit Juices with an Immunosensor Based on White Light Reflectance Spectroscopy

open access: yesBiosensors, 2021
Carbendazim is a systemic benzimidazole-type fungicide with broad-spectrum activity against fungi that undermine food products safety and quality. Despite its effectiveness, carbendazim constitutes a major environmental pollutant, being hazardous to both
Georgios Koukouvinos   +5 more
doaj   +1 more source

Identification of nonlinear lateral flow immunoassay state-space models via particle filter approach [PDF]

open access: yes, 2012
This is the post-print of the Article. The official published version can be accessed from the link below - Copyright @ 2012 IEEEIn this paper, the particle filtering approach is used, together with the kernel smoothing method, to identify the state ...
Du, M, Li, Y, Liu, X, Wang, Z, Zeng, N
core   +2 more sources

Cortisol Immunosensors: A Literature Review

open access: yesBiosensors, 2023
Cortisol is a steroid hormone that is involved in a broad range of physiological processes in human/animal organisms. Cortisol levels in biological samples are a valuable biomarker, e.g., of stress and stress-related diseases; thus, cortisol ...
Chrysoula-Evangelia Karachaliou   +6 more
doaj   +1 more source

Interferences in Immunoassays [PDF]

open access: yes, 2012
Use of immunochemical methods for hormonal determinations makes endocrinologic diagnosis faster and easier; but insufficient information on possible false elevated or falsely low values may lead to potentially harmful and irreversible effects for the patient.
Schiettecatte, Johan   +2 more
openaire   +5 more sources

Modulating Linker Composition of Haptens Resulted in Improved Immunoassay for Histamine. [PDF]

open access: yes, 2019
Histamine (HA) is an important food contaminant generated during food fermentation or spoilage. However, an immunoassay for direct (derivatization free) determination of HA has rarely been reported due to its small size to induce the desired antibodies ...
Dong, Jie-Xian   +9 more
core   +1 more source

Hyperphosphatemia with elevated serum PTH and FGF23, reduced 1,25(OH)2D and normal FGF7 concentrations characterize patients with CKD

open access: yesBMC Nephrology, 2021
Background Hyperphosphatemia confers adverse cardiovascular outcomes, and commonly occurs in late-stage CKD. Fibroblast growth factor 7 (FGF7) is a phosphaturic peptide which decreases renal phosphate transport in vitro and in vivo.
Kittrawee Kritmetapak   +7 more
doaj   +1 more source

Graphene oxide-Au nano particle coated quartz crystal microbalance biosensor for the real time analysis of carcinoembryonic antigen [PDF]

open access: yes, 2020
A label-free quartz crystal microbalance (QCM) biosensor was developed for the selective and real-time estimation of carcinoembryonic antigen (CEA) through the present study.
Fu, Chen   +5 more
core   +2 more sources

A simple, fast and inexpensive method for mutation scanning of CFTR gene

open access: yesBMC Medical Genetics, 2017
Background Mutation scanning methods in Cystic Fibrosis Transmembrane Conductance Regulator (CFTR) gene may not distinguish between a Cystic Fibrosis (CF) causing mutation and a benign variant.
Juan Emilio Figueredo Lago   +3 more
doaj   +1 more source

A competitive enzyme immunoassay for the quantitative detection of cocaine from banknotes and latent fingermarks [PDF]

open access: yes, 2015
A sensitive and versatile competitive enzyme immunoassay (cEIA) has been developed for the quantitative detection of cocaine in complex forensic samples. Polyclonal anti-cocaine antibody was purified from serum and deposited onto microtiter plates.
Anglada   +41 more
core   +1 more source

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