Results 121 to 130 of about 671,790 (405)

Beating the reaction limits of biosensor sensitivity with dynamic tracking of single binding events [PDF]

open access: yes, 2018
The clinical need for ultra-sensitive molecular analysis has motivated the development of several endpoint assay technologies capable of single molecule readout. These endpoint assays are now primarily limited by the affinity and specificity of the molecular recognition agents for the analyte of interest.
arxiv   +1 more source

Occurrence of pepper mild mottle virus in greenhousegrown pepper (Capsicum annuum L.) in the West Mediterranean region of Turkey [PDF]

open access: yes, 2013
Severe systemic viral symptoms were observed on the leaves of infected pepper (Capsicum annuum L.) plants cultivated in Antalya located in the Mediterranean coast of Turkey, in 2008.
Sevik, MA
core   +2 more sources

Nanomaterial‐Enhanced Biosensing: Mechanisms and Emerging Applications

open access: yesAdvanced Healthcare Materials, EarlyView.
Nanomaterial integration transforms biosensor capabilities through enhanced signal transduction, sensitivity, and selectivity. This review analyzes how nanoscale materials—from nanoparticles to nanosheets—leverage unique physicochemical properties to revolutionize electrochemical, optical, and electrical biosensing.
Younghak Cho   +3 more
wiley   +1 more source

Plasmodium knowlesi H strain pregnancy malaria immune responses in olive baboons (Papio anubis) [PDF]

open access: yesInt. J. Integ. Biol: Year 2010, Volume 10, Issue No. 1: 54 - 58, 2012
Approximately 24 million pregnant women in Sub-Saharan Africa are at risk of suffering from pregnancy malaria complications. Mechanisms responsible for increased susceptibility to malaria in pregnant women are not fully understood. Baboons are susceptible to Plasmodium knowlesi and their reproductive physiology and host pathogen interactions are ...
arxiv  

GSSMD: New metric for robust and interpretable assay quality assessment and hit selection [PDF]

open access: yesarXiv, 2020
In the high-throughput screening (HTS) campaigns, the Z'-factor and strictly standardized mean difference (SSMD) are commonly used to assess the quality of assays and to select hits. However, these measures are vulnerable to outliers and their performances are highly sensitive to background distributions.
arxiv  

A técnica ELISA (Enzyme-linked immunosorbent assay) [PDF]

open access: yes, 1982
No presente trabalho faz-se uma descrição da técnica ELISA (Enzyme- -Linked Immunosorbent Assay). Referem-se os vários parâmetros de execução desta técnica, as possibilidades de conservação das amostras e das placas sensibilizadas e de reutilização das ...
Varennes, Amarilis de
core  

Direct Surface Modification of the Epidermis Using Mussel‐Inspired Polydopamine with Multiple Anti‐Biofouling Functions

open access: yesAdvanced Healthcare Materials, EarlyView.
Surface modification using mussel‐derived polydopamine (PDA) is a versatile and robust biocompatible strategy that enables direct application to various epidermal surfaces, regardless of their morphological complexity or surface characteristics. The PDA‐coated epidermis exhibits multiple anti‐biofouling functionalities, including antibacterial and anti‐
Su Eon Lee   +14 more
wiley   +1 more source

Salivary chromogranin A levels relate to fatigability after waking up

open access: yesMethodsX
This study aimed to assess fatigue using a noninvasive, quantitative, and simple method using salivary chromogranin A (CgA). In total, 171 adults participated in this study.
Kentaro Taniguchi   +4 more
doaj  

Immunity to Plasmodium knowlesi H strain malaria in olive baboons [PDF]

open access: yesInt. J. Integ. Biol. Volume 10, Issue No. 3: 147 -- 152 (2010), 2012
Malaria disease is a major global health and economic development threat. It results in approximately 2.7 million deaths annually. There is currently no vaccine that has been licensed for use against malaria. Studies in animal models, especially non-human primates can lead to the revelation of possible immunological mechanisms that can lead to ...
arxiv  

A novel enzyme-linked immunosorbent assay for detection of Escherichia coli O157:H7 using immunomagnetic and beacon gold nanoparticles

open access: yesGut Pathogens, 2014
This paper presents a functional nanoparticle-enhanced enzyme-linked immunosorbent assay (FNP-ELISA) for detection of enterohemorrhagic Escherichia coli (EHEC) O157:H7. Immunomagnetic nanoparticles (IMMPs) conjugated with monoclonal anti-O157:H7 antibody
Zhiqiang Shen   +9 more
semanticscholar   +1 more source

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