Results 71 to 80 of about 383,968 (310)

Frailty Exacerbates Disability in Progressive Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background To evaluate frailty in severe progressive multiple sclerosis (PMS) and to investigate the underlying mechanisms. Methods This prospective, cross‐sectional, multicenter study enrolled a late severe PMS group requiring skilled nursing (n = 53) and an age, sex, and disease duration‐matched control PMS group (n = 53).
Taylor R. Wicks   +10 more
wiley   +1 more source

Development of a reference material for the composition of 0.1 m potassium dichromate solution. Certified reference material GSO 10992-2017

open access: yesСтандартные образцы, 2019
This paper describes key stages in the development and investigation of a high-precision certified reference material (CRM) for the composition of potassium dichromate solution.
A. Yu. Shimolin, A. V. Sobina
doaj   +1 more source

Use of Certified Reference Materials for the Quantification of GMO in DNA Copy Number Ratio [PDF]

open access: yes, 2007
This application note provides guidance on the correct use of European Reference Materials certified for their GM (genetically modified) copy number fraction of a specific GM event.
CORBISIER PHILIPPE
core  

CERTIFICATION REPORT: The certification of the absorbed energy (150 J nominal) of Charpy V-notch reference test pieces for tests at 20 °C: ERM®-FA415ak [PDF]

open access: yes, 2018
This certification report describes the processing and characterisation of ERM®-FA415ak, a batch of Charpy V-notch certified reference test pieces certified for the absorbed energy (KV). Sets of five of these test pieces are used for the verification of
DEAN ALAN   +3 more
core   +2 more sources

Prediction of Myasthenia Gravis Worsening: A Machine Learning Algorithm Using Wearables and Patient‐Reported Measures

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Myasthenia gravis (MG) is a rare disorder characterized by fluctuating muscle weakness with potential life‐threatening crises. Timely interventions may be delayed by limited access to care and fragmented documentation. Our objective was to develop predictive algorithms for MG deterioration using multimodal telemedicine data ...
Maike Stein   +7 more
wiley   +1 more source

Rhodamine B Purity Certified Reference Material

open access: yesIOP Conference Series: Earth and Environmental Science, 2019
Abstract In this paper, we report the scientific details of the preparation and certification of pure Rhodamine B certified reference materials, including qualitative analysis, quantitative analysis, homogeneity test, stability test and uncertainty evaluation.
Jinyan Zhou   +9 more
openaire   +1 more source

Certification of the Mass Concentrations of Calcium, Chloride, Magnesium, Ortho-Phosphate, Potassium, Sodium and of pH and Conductivity in Groundwater - Certified Reference Material ERM®-CA616 [PDF]

open access: yes, 2010
This report presents the preparation and certification of the groundwater certified reference material ERM-CA616. All the steps required for the production of this water-matrix certified reference material are described in detail, from the sampling of ...
BAU Andrea   +4 more
core   +1 more source

Discovery and Targeted Proteomic Studies Reveal Striatal Markers Validated for Huntington's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Clinical trials for Huntington's disease (HD) enrolling persons before clinical motor diagnosis (CMD) lack validated biomarkers. This study aimed to conduct an unbiased discovery analysis and a targeted examination of proteomic biomarkers scrutinized by clinical validation. Methods Cerebrospinal fluid was obtained from PREDICT‐HD and
Daniel Chelsky   +8 more
wiley   +1 more source

Creation of certified reference material based on glycine

open access: yesСтандартные образцы, 2017
The approaches for creating reference materials of glycine with certified values of nitrogen and base material mass fractions GSO 10272-2013 have been presented.
M. P. Krasheninina   +3 more
doaj  

The Certification of the Mass Fractions of Arsenic, Cadmium, Nickel and Lead in Fine Dust (PM10-like matrix) - Certified Reference Material ERM®-CZ120 [PDF]

open access: yes, 2010
This report describes the preparation and certification of the new Reference Material (CRM) ERM-CZ120, which is a PM10-like fine dust, certified for the elements arsenic, cadmium, nickel and lead.
HELD Andrea   +2 more
core   +1 more source

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