Results 151 to 160 of about 2,706,344 (291)

Standardization of the Monocyte Monolayer Assay: Lessons Learned From Laboratory Optimization and Literature Review

open access: yesJournal of Clinical Laboratory Analysis, EarlyView.
Standardization of monocyte monolayer assay in a developing country. This study highlights the significance of literature review and adopting best techniques for standardization of a new procedure at individual center before implementing into practice. ABSTRACT Objectives Several variables influence the outcome of cellular assays.
Shamee Shastry   +4 more
wiley   +1 more source

Accessory Root Canals and the Smear Layer Presence

open access: yes, 2005
Results of root canal treatment may be influenced by presence of accessory root canals and apical ramifications. Root canals of 120 extracted teeth were treated by step-back technique.
Z. Halačková, M. Kukletová
core  

Abbreviated MRI and Ultrafast MRI of the Breast

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Detection of breast cancer in MRI requires fast, dynamic contrast enhanced (DCE) imaging covering the immediate post‐contrast phase, that is, the first 60 s after contrast injection. This ensures selective depiction of invasive cancer as well as DCIS against an otherwise dark background, that is, before background parenchymal enhancement (BPE)
Teresa Lemainque, Christiane K. Kuhl
wiley   +1 more source

Efficiency of Removing a Novel Radiopaque Smear Layer Using Different Activation Instruments

open access: yes
Introduction: This study quantitively compared the efficiency of removing a novel radiopaque smear layer using different activation instruments. Methods: 60 extracted human mandibular premolars with single canals were decoronated, accessed, instrumented ...
Hebert, Tyce A.   +4 more
core   +1 more source

Perspectives of High‐Resolution Mass Spectrometry in Soil Science

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Soil biogeochemical research requires specific, sensitive, and accurate methods to identify and quantify organic molecules in order to trace biochemical processes and assess element cycling in complex, heterogenous systems. High‐resolution mass spectrometry (HRMS) has evolved into a transformative tool for unraveling the complex chemical ...
Bruno Glaser   +11 more
wiley   +1 more source

Ngarrawa (mound spring) sediments as archives of Holocene environmental change in arid central Australia: Insights from Itrax XRF scanning

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Central Australia's ngarrawa, or ‘mound springs’, are unique hydrological systems that serve as some of the only near‐permanent sources of water and continuous sediment deposition in Australia's arid interior. As such, they hold significant potential as palaeo‐climate and ‐environmental archives in a region where many aspects of past climate ...
Fletcher C. Nixon   +3 more
wiley   +1 more source

First finding of Icelandic tephra in Czechia: Vedde Ash identified in palaeolake sediments of Stará Jímka

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT In this study, we report the first documented occurrence of the Icelandic Vedde Ash (VA) in the Bohemian Forest, identified within palaeolake sediments from Stará Jímka, Czechia, representing the first Icelandic tephra layer identified in Czechia.
Verena Meier   +3 more
wiley   +1 more source

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