Results 41 to 50 of about 2,631,684 (301)

Fluorimetric assay with a novel substrate for quantification of galactocerebrosidase activity in dried blood spot specimens

open access: yesPractical Laboratory Medicine, 2020
Background: Decreased galactocerebrosidase (GALC) enzyme activity is causative for Krabbe disease, a lysosomal storage disorder with devastating neurodegenerative consequences. Quantitative fluorimetric assays for GALC activity in isolated blood and skin
Anirudh J. Ullal   +11 more
doaj   +1 more source

Development of a simple method for the analysis of phenylalanine in dried blood spot using tandem mass spectrometry

open access: yesEgyptian Journal of Medical Human Genetics, 2020
Background Phenylketonuria (PKU), inborn error of metabolism, results from phenylalanine hydroxylase deficiency. PKU leads to neurological manifestations, intellectual disability, and mental disorders.
Amr S. Gouda, Walaa S. Nazim
doaj   +1 more source

Investigation of Dried Blood Spot Cards for Fatty Acid Analysis Using Porcine Blood

open access: yesVeterinary Medicine International, 2021
Fatty acids, especially omega-3 and omega-6 fatty acids, are important for reproductive and cardiovascular health in animals. While monitoring fatty acids is traditionally conducted using frozen blood fractions such as serum and plasma, advancements in ...
Jordan Wood   +7 more
doaj   +1 more source

Analysis of Lyso-Globotriaosylsphingosine in Dried Blood Spots [PDF]

open access: yesAnnals of Laboratory Medicine, 2013
Recently, lyso-globotriaosylsphingosine (lyso-Gb3) was found to be elevated in plasma of treatment naive male patients and some female patients with Fabry Disease (FD). This study tested whether lyso-Gb3 could be analyzed in dried blood spots (DBS) from filter cards and whether concentrations are elevated in newborn infants with FD.
Johnson, Britt   +9 more
openaire   +2 more sources

Influence of haematocrit level on the kinetics of blood spreading on thin porous medium during dried blood spot sampling [poster] [PDF]

open access: yes, 2014
Influence of haematocrit level on the kinetics of blood spreading on thin porous medium during dried blood spot sampling ...
Diganta Das (1254000)   +3 more
core   +6 more sources

Diagnostic Accuracy of Dried Blood Spots Collected on HemaSpot HF Devices Compared to Venous Blood Specimens To Estimate Measles and Rubella Seroprevalence

open access: yesmSphere, 2021
Dried blood spot (DBS) collection provides an easy, practical, and acceptable alternative to venous blood collection, especially for community-based studies, provided that results from DBS are accurate.
Christine Prosperi   +23 more
doaj   +1 more source

Dried blood spot analysis; facing new challenges

open access: yesJournal of Applied Bioanalysis, 2015
Over the last decade, DBS analysis has gained popularity for TDM because it’s a patient friendly sampling proce- dure [1-4]. Additional advantages are prolonged sample stability, lower risk of infections and transportation at ambient temperature [1-3,5].
Koster, Remco A   +2 more
openaire   +2 more sources

The use of freeze-dried blood samples affects the results of a dried blood spot analysis

open access: yesClinical Biochemistry, 2022
Dried blood spot (DBS) microsampling has several advantages over venous blood sampling. In a clinical validation study of tacrolimus microsampling it was noted that tacrolimus DBS concentrations ([Tac]DBS) were systematically higher than tacrolimus whole-blood concentrations ([Tac]WB).
Francke, Marith I.   +4 more
openaire   +2 more sources

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

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