Results 21 to 30 of about 12,307 (185)

Development of a fluorogenic small substrate for dipeptidyl peptidase-4

open access: yesBeilstein Journal of Organic Chemistry, 2017
A series of aniline and m-phenylenediamine derivatives with electron-withdrawing 3,3,3-trifluoropropenyl substituents were synthesized as small and chemically stable fluorescent organic compounds.
Futa Ogawa   +8 more
doaj   +1 more source

Comparison of UV spectrometry and fluorometry-based methods for quantification of cell-free DNA in red cell components

open access: yesAsian Journal of Transfusion Science, 2019
BACKGROUND: Stress and shear force applied on blood components during processing and storage may induce cellular damage leading to release of cell-free DNA (cfDNA).
Dheeraj Khetan   +3 more
doaj   +1 more source

Magnetic Solid-Phase Microextraction of Hazardous Light Green Dye Followed by Fluorometric and Colorimetric Modes for Detection using NiFe2O4 Nanoparticles from an Aqueous Environment [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
This work suggests a new, easy, useful, and cost-effective magnetic solid phase microextraction (µ-MSPE) method that is followed by dual-mode detection of dangerous light green (LG) dye in water.
Samer Aburub   +2 more
doaj   +1 more source

Kinetic fingerprinting of metabotropic glutamate receptors

open access: yesCommunications Biology, 2023
FRET and confocal patch-clamp fluorometry in oocytes is used to analyze glutamateinduced conformational changes and dimerization of mGluR 1-8 homo- and heterodimers.
Taulant Kukaj   +4 more
doaj   +1 more source

Current State of the Art of Newborn Screening for Lysosomal Storage Disorders

open access: yesInternational Journal of Neonatal Screening, 2018
Prospective full-population newborn screening for multiple lysosomal storage disorders (LSDs) is currently practiced in a few NBS programs, and several others are actively pursuing this course of action.
David S. Millington, Deeksha S. Bali
doaj   +1 more source

Evaluation of Chlorophyll-a and POC MODIS Aqua Products in the Southern Ocean

open access: yesRemote Sensing, 2019
The Southern Ocean (SO) is highly sensitive to climate change. Therefore, an accurate estimate of phytoplankton biomass is key to being able to predict the climate trajectory of the 21st century.
William Moutier   +5 more
doaj   +1 more source

Measurement of geologic nitrogen using mass spectrometry, colorimetry, and a newly adapted fluorometry technique [PDF]

open access: yesSolid Earth, 2017
Long viewed as a mostly noble, atmospheric species, recent work demonstrates that nitrogen in fact cycles throughout the Earth system, including the atmosphere, biosphere, oceans, and solid Earth.
B. W. Johnson   +5 more
doaj   +1 more source

Multiple mechanisms contribute to fluorometry signals from the voltage-gated proton channel

open access: yesCommunications Biology, 2022
Fluorometry signals indicating conformational change in an ion channel are generated by quenching amino acids and lipid effects during movement of the dye relative to the plane of the membrane.
Ferenc Papp   +10 more
doaj   +1 more source

Critical evaluation of heat extraction temperature on soluble microbial products (SMP) and extracellular polymeric substances (EPS) quantification in wastewater processes

open access: yesWater Science and Technology, 2022
While soluble microbial products (SMP) and extracellular polymeric substances (EPS) in wastewater bioprocesses have been widely studied, a lack of standard quantification procedures make it difficult to compare results between studies.
Kahao Lim, Prathap Parameswaran
doaj   +1 more source

Isolation Defines Identity: Functional Consequences of Extracellular Vesicle Purification Strategies

open access: yesAdvanced Healthcare Materials, EarlyView.
Four extracellular vesicle purification strategies are compared using ovarian‐cancer ascites and ES‐2 cell supernatants. A novel workflow links purification to function by combining particle‐normalized proteomics with matched cell‐free and cell‐based assays.
Christian Preußer   +10 more
wiley   +1 more source

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