Results 41 to 50 of about 907,782 (310)

Diagnosis of Community-Acquired Pneumonia Due to Influenza or Respiratory Syncytial Virus: Evaluation of RT-PCR Sensitivity in Nasopharyngeal, Saliva, and Sputum Samples

open access: yesPathogens
Detection of viral RNA in nasopharyngeal (NP) samples by reverse transcription polymerase chain reaction (RT-PCR) is the standard diagnostic test for influenza or respiratory syncytial virus (RSV) in hospitalized patients with community-acquired ...
Julio Ramirez   +6 more
doaj   +1 more source

Peculiarities of the Norton conversions application when matching impedances with different transformation coefficients

open access: yesФизика волновых процессов и радиотехнические системы, 2022
The paper studies the features and consequences of the use of Norton conversions in the process of broadband and narrowband matching of circuit impedances based on filter theory in cases with different transformation ratios.
Aleksander V. Baranov
doaj   +1 more source

Could There Be Free Speech for Electronic Sheep [PDF]

open access: yes, 2017
Review of Toni M. Massaro, Helen L. Norton & Margot E. Kaminski, Siri-ously 2.0: What Artificial Intelligence Reveals about the First Amendment, Minn. L.
Bartow, Ann
core   +1 more source

Determinants of Knowledge and Usage of Generative Artificial Intelligence in Agricultural Extension: Evidence From Tennessee Extension Personnel

open access: yesAgribusiness, EarlyView.
ABSTRACT This paper examines the determinants of generative AI (GenAI) knowledge and usage among agricultural extension professionals. Drawing on survey data from agricultural extension personnel in Tennessee, we employ regression analyses and latent Dirichlet allocation (LDA) for topic modeling of open‐ended responses to study the knowledge and usage ...
Abdelaziz Lawani   +3 more
wiley   +1 more source

Phylogenomic insights into the origin of the Norton grape

open access: yesPlants, People, Planet
Societal Impact Statement Challenges in viticulture such as disease resistance have renewed interest in underutilized cultivars. The Norton grape, one of the earliest popular North American grape cultivars, holds the potential to produce exceptional wine
Luke Sparreo   +6 more
doaj   +1 more source

Testosterone levels in men with chronic migraine

open access: yesNeurology International, 2019
Chronic migraine is a frequent and debilitating condition affecting 14% of the general population. This prospective observational pilot study investigated whether men with chronic migraine have lower than expected total serum testosterone levels.
Lisa B.E. Shields   +3 more
doaj   +1 more source

An Unusual Case of Malignant Melanoma with Metastasis to the Placenta During Pregnancy

open access: yesEuropean Journal of Case Reports in Internal Medicine, 2022
Introduction: We describe an unusual case of metastatic melanoma of the brain with an unknown primary site during pregnancy. Case Description: A 35-year-old woman in the third trimester of pregnancy presented with ataxia, nausea, vomiting, headaches and ...
Kenny Garcia-Ramiu   +3 more
doaj   +1 more source

Early synapsids neurosensory diversity revealed by CT and synchrotron scanning

open access: yesThe Anatomical Record, EarlyView.
Abstract Non‐mammaliaform synapsids (NMS) represent the closest relatives of today's mammals among the early amniotes. Exploring their brain and nervous system is key to understanding how mammals evolved. Here, using CT and Synchrotron scanning, we document for the first time three extreme cases of neurosensory and behavioral adaptations that probe ...
J. Benoit   +6 more
wiley   +1 more source

Description of a Current Outbreak of Mycoplasma pneumoniae in the United States

open access: yesPathogens
During the COVID-19 pandemic, a significant decline in Mycoplasma pneumoniae was observed; however, M. pneumoniae re-emerged globally in 2023. Here, we describe a current outbreak of M. pneumoniae infections in the United States (US).
Anupama Raghuram   +5 more
doaj   +1 more source

Functional morphology of the pharyngeal teeth of the ocean sunfish, Mola mola

open access: yesThe Anatomical Record, EarlyView.
Abstract Many fish use a set of pharyngeal jaws in their throat to aid in prey capture and processing, particularly of large or complex prey. In this study—combining dissection, CT scanning, histology, and performance testing—we demonstrate a novel use of pharyngeal teeth in the ocean sunfish (Mola mola), a species for which pharyngeal jaw anatomy had ...
Benjamin Flaum   +3 more
wiley   +1 more source

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