Results 21 to 30 of about 56,727 (193)

Metabolite Ratios as Quality Indicators for Pre-Analytical Variation in Serum and EDTA Plasma

open access: yesMetabolites, 2021
In clinical diagnostics and research, blood samples are one of the most frequently used materials. Nevertheless, exploring the chemical composition of human plasma and serum is challenging due to the highly dynamic influence of pre-analytical variation ...
Sven Heiling   +9 more
doaj   +1 more source

Characterizing nanoplastics‐induced stress and its SERS fingerprint in an intestinal membrane model

open access: yesNano Select, 2021
Epithelium membranes provide important barrier functions, and it is important to understand how nanoparticle (NP) exposure affects their barrier function.
Qianyun Zhang, Björn M. Reinhard
doaj   +1 more source

Assessing Meat Freshness via Nanotechnology Biosensors: Is the World Prepared for Lightning-Fast Pace Methods?

open access: yesBiosensors, 2023
In the rapidly evolving field of food science, nanotechnology-based biosensors are one of the most intriguing techniques for tracking meat freshness.
Wen Xia Ling Felicia   +5 more
doaj   +1 more source

Late diagnosis of Lesch–Nyhan disease complicated with end-stage renal disease and tophi burst: a case report

open access: yesRenal Failure, 2020
Background Lesch–Nyhan disease (LND) is a rare X-linked recessive inborn error of purine metabolism. Late diagnosis of LND may cause significant morbidity. LND cases have never been reported in Indonesia.
Cahyani Gita Ambarsari   +6 more
doaj   +1 more source

Molybdenum-Cofactor Deficiency and Seizures

open access: yesPediatric Neurology Briefs, 1993
The clinical, biochemical, and neuropathological findings in two neonates with molybdenum-cofactor deficiency presenting with convulsions are reported from the Academic Medical Center, Amsterdam, The Netherlands.
J Gordon Millichap
doaj   +1 more source

The combination of microbiological, biochemical, and quality index methods in quality evaluation of pacific white shrimps (Litopenaeus vannamei) preserved at 0°C

open access: yesVietnam Journal of Science, Technology and Engineering, 2022
In this study, the sensory, microbiological, and biochemical qualities were used to examine the quality of Pacific white shrimps (Litopenaeus vannamei) preserved at 0°C during a 10-day period.
Nhat Tam Le   +9 more
doaj   +1 more source

One-Step and Colorimetric Detection of Fish Freshness Indicator Hypoxanthine Based on the Peroxidase Activity of Xanthine Oxidase Grade I Ammonium Sulfate Suspension

open access: yesFrontiers in Microbiology, 2021
The global food waste problem, especially aquatic product spoilage, stimulates the accurate freshness analysis of food products. However, it still remains a great challenge to realize in-field determination of fish freshness at the time of use.
Chen Guo   +4 more
doaj   +1 more source

Simultaneous Determination of Xanthine and Hypoxanthine Using Polyglycine/rGO-Modified Glassy Carbon Electrode

open access: yesMolecules, 2023
A novel electrochemical sensor was developed for selective and sensitive determination of xanthine (XT) and hypoxanthine (HX) based on polyglycine (p-Gly) and reduced graphene oxide (rGO) modified glassy carbon electrode (GCE). A mixed dispersion of 7 μL
Ting Wang   +5 more
doaj   +1 more source

Molecularly Imprinted Polymer-Based Electrochemical Sensor for Rapid and Selective Detection of Hypoxanthine

open access: yesBiosensors, 2022
In this paper, we report on the coupling of an electrochemical transducer with a specifically designed biomimetic and synthetic polymeric layer that serves as a recognition surface that demonstrates the molecular memory necessary to facilitate the stable
Diksha Garg, Neelam Verma, Monika
doaj   +1 more source

Treatable Neonatal Molybdenum Cofactor Deficiency: Rapid Demise Despite Rapid Biochemical Diagnosis. [PDF]

open access: yesJIMD Rep
ABSTRACT Molybdenum cofactor deficiency (MoCD) is an inborn error of metabolism included in the differential for refractory neonatal seizures. The prognosis is guarded, with a median reported age of death between 2.4 and 3.0 years. Mortality is primarily due to seizures and lower respiratory tract infections.
Crenshaw MM   +11 more
europepmc   +2 more sources

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