Results 141 to 150 of about 549,143 (317)

Serum vitamin D concentration is inversely associated with matrix metalloproteinase‐9 level in periodontal diseases

open access: yesJournal of Periodontology, EarlyView.
Abstract Background The aim of this study was to investigate the potential association between vitamin D deficiency and matrix metalloproteinase‐9 (MMP‐9) levels in gingival crevicular fluid (GCF) across various periodontal health and disease statuses.
Yeşim Ayhan Yıldırım   +4 more
wiley   +1 more source

The Social Planning Problem with Costly Information Processing: Towards Understanding Production Decisions in Centralized Economies

open access: yesEconomica, Volume 90, Issue 357, Page 285-314, January 2023., 2023
It has long been argued that market economies feature an inherent advantage over centralized economies because they are subject to fewer information processing needs. However, very little work has investigated the role of these needs in explaining differences in optimal production decisions between centralized and market economies.
Dominik Naeher
wiley   +1 more source

A New Statistical Approach to the Performance Analysis of Vision-based Localization [PDF]

open access: yesarXiv
Many modern wireless devices with accurate positioning needs also have access to vision sensors, such as a camera, radar, and Light Detection and Ranging (LiDAR). In scenarios where wireless-based positioning is either inaccurate or unavailable, using information from vision sensors becomes highly desirable for determining the precise location of the ...
arxiv  

Impact of copper and iron on growth and silicic acid uptake in two Southern Ocean diatoms

open access: yesLimnology and Oceanography, EarlyView.
Abstract Copper (Cu) and iron (Fe) are vital micronutrients that influence diatom physiology, growth rate, and nutrient stoichiometry. This study examines the interactive effects of Cu and Fe on two Southern Ocean diatoms, Proboscia inermis and Chaetoceros flexuosus, cultured under varying Fe and Cu conditions.
Prayna P. P. Maharaj, Michael J. Ellwood
wiley   +1 more source

Benign Idiopathic Myoclonus: A New Clinical Entity?

open access: yesMovement Disorders Clinical Practice, EarlyView.
Abstract Background Myoclonus is a brief shock‐like, involuntary movement, which can be distinguished in physiologic, essential, epileptic, and symptomatic, according to its etiology. Physiologic myoclonus typically occurs in healthy people without disability or progression.
Giorgia Sciacca   +6 more
wiley   +1 more source

Digital elevation models of the sea-ice surface from airborne laser scanning during MOSAiC. [PDF]

open access: yesSci Data, 2023
Hutter N   +6 more
europepmc   +1 more source

Effect of Natural Polyphenols on Breast Cancer Chemoprevention and Treatment

open access: yesMolecular Nutrition &Food Research, EarlyView.
Effect of Natural Polyphenols on Breast Cancer proliferation and progression. ABSTRACT Breast cancer is the most common type of malignancy among women worldwide. Significant achievements have been made in diagnostic tools and cancer treatments in the past decade; however, the complexity and heterogeneity of certain breast cancer subtypes often lead to ...
Marzia Sichetti   +4 more
wiley   +1 more source

Segmentation‐assisted vessel centerline extraction from cerebral CT Angiography

open access: yesMedical Physics, EarlyView.
Abstract Background The accurate automated extraction of brain vessel centerlines from Computed tomographic angiography (CTA) images plays an important role in diagnosing and treating cerebrovascular diseases such as stroke. Despite its significance, this task is complicated by the complex cerebrovascular structure and heterogeneous imaging quality ...
Sijie Liu   +7 more
wiley   +1 more source

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