Results 101 to 110 of about 488,335 (365)

A Universal Biomimetic Approach for Making Artificial Antigen‐Presenting Cells for T Cell Activation

open access: yesAdvanced Functional Materials, EarlyView.
This study shows a biomimetic silica microcapsule (SMC) fabrication method under mild conditions for making artificial antigen‐presenting cells (aAPCs). Inspired by marine biomineralization, peptide‐mediated biosilicification enables silica shell formation on emulsion templates. The resulting SMCs possess a core–shell structure, controlled fluorescence
Fei Hou   +5 more
wiley   +1 more source

Biotin-thiamine-responsive basal ganglia disease

open access: yesRadiopaedia.org, 2018
Biotin-thiamine-responsive basal ganglia disease is a disorder that affects the nervous system, including a group of structures in the brain called the basal ganglia, which help control movement.
Daniel Bell, Alice Willison
semanticscholar   +1 more source

Advances and prospects in microbial production of biotin

open access: yesMicrobial Cell Factories
Biotin, serving as a coenzyme in carboxylation reactions, is a vital nutrient crucial for the natural growth, development, and overall well-being of both humans and animals.
Donghan Ma   +4 more
doaj   +1 more source

Immunohistochemical pitfalls in the demonstration of insulin-degrading enzyme in normal and neoplastic human tissues [PDF]

open access: yesarXiv, 2007
Previously, we have identified the cytoplasmic zinc metalloprotease insulin-degrading enzyme(IDE) in human tissues by an immunohistochemical method involving no antigen retrieval (AR) by pressure cooking to avoid artifacts by endogenous biotin exposure and a detection kit based on the labeled streptavidin biotin (LSAB) method. Thereby, we also employed
arxiv  

Combining fluorescence fluctuations and photobleaching to quantify surface density [PDF]

open access: yesarXiv, 2021
We establish a method, called pbFFS for photobleaching Fluctuation Fluorescence Spectroscopy, which aims at characterizing molecules or particles labelled with a unknown distribution or fluorophores. Using photobleaching as a control parameter, pbFFS provides information on the distribution of labels and a more reliable estimation of the absolute ...
arxiv  

Insight into the Carboxyl Transferase Domain Mechanism of Pyruvate Carboxylase from \u3cem\u3eRhizobium etli\u3c/em\u3e [PDF]

open access: yes, 2009
The effects of mutations in the active site of the carboxyl transferase domain of Rhizobium etli pyruvate carboxylase have been determined for the forward reaction to form oxaloacetate, the reverse reaction to form MgATP, the oxamate-induced ...
Attwood, Paul V   +5 more
core   +1 more source

SENSING IMMOBILIZED MOLECULES OF STREPTAVIDIN ON A SILICON SURFACE BY MALDI-TOF MASS SPECTROMETRY AND FLUORESCENCE MICROSCOPY [PDF]

open access: yes, 2014
Indexación: Web of Science; Scielo.A hydrogen-terminated Si (111) surface was modified to form an aminoterminated monolayer for immobilization of streptavidin.
ARAYA, EYLEEN   +4 more
core   +2 more sources

Smart Polymeric 3D Microscaffolds Hosting Spheroids for Neuronal Research via Quantum Metrology

open access: yesAdvanced Healthcare Materials, Volume 14, Issue 7, March 14, 2025.
Development of a platform consisting of 3D microscaffolds supporting 3D embryoid bodies for neuronal research. The polymeric scaffolds enable directed growth of neurites. This study shows nanodiamond‐based quantum sensors graft onto the polymer material, enabling quantum metrology experiments within the 3D neuronal model and thereby providing a ...
Beatriz N. L. Costa   +5 more
wiley   +1 more source

Biotin induced biochemical hyperthyroidism: a case report and review of the literature

open access: yesJournal of Medical Case Reports, 2023
Background Biotin is a commonly used supplement for hair, nail, and skin. Recent literature suggests that high-dose biotin therapy for neurological diseases like Multiple sclerosis can interfere with lab results that use biotin/streptavidin immunoassay ...
Archa James, Jinu Stalan, Jose Kuzhively
doaj   +1 more source

PUB-MS - a mass-spectrometry-based method to monitor protein-protein proximity in vivo [PDF]

open access: yesarXiv, 2011
The common techniques to study protein-protein proximity in vivo are not well-adapted to the capabilities and the expertise of a standard proteomics laboratory, typically based on the use of mass spectrometry. With the aim of closing this gap, we have developed PUB-MS (for Proximity Utilizing Biotinylation and Mass Spectrometry), an approach to monitor
arxiv  

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