Results 111 to 120 of about 601,448 (407)

Hospitalisations related to lower respiratory tract infections in Northern Queensland

open access: yesAustralian and New Zealand Journal of Public Health, 2021
Objective: To investigate the admission characteristics and hospital outcomes for patients admitted with lower respiratory tract infections (LRTI) in Northern Queensland. Methods: We perform a retrospective analysis of the data covering an 11‐year period,
Anton Pak   +3 more
doaj   +1 more source

The effect of vitamin D on lower respiratory tract infections in children.

open access: yesTürk pediatri arşivi, 2016
AIM Lower respiratory tract infections including mainly pneumonia represent an important public health problem leading to high mortality and mobidity rates in children aged below five years in developing countries including our country.
Tugba Sismanlar   +3 more
semanticscholar   +1 more source

Reduction in respiratory mortality not associated with influenza in Russia: effect of the introduction of pneumococcal vaccination (PCV13), or improvement in care? [PDF]

open access: yesarXiv, 2020
Background. Pneumococcal vaccination (PCV13) for children (as well as older adults) in Russia was introduced in 2014, with no prior PCV7 use. While pneumonia hospitalization rates, both in children and adults did not decrease in the following years, respiratory mortality rates did decline with time.
arxiv  

Estimating Mean Viral Load Trajectory from Intermittent Longitudinal Data and Unknown Time Origins [PDF]

open access: yesarXiv, 2023
Viral load (VL) in the respiratory tract is the leading proxy for assessing infectiousness potential. Understanding the dynamics of disease-related VL within the host is very important and help to determine different policy and health recommendations. However, often only partial followup data are available with unknown infection date.
arxiv  

Iron Deficiency Impairs Dendritic Cell Development and Function, Compromising Host Anti‐Infection Capacity

open access: yesAdvanced Science, EarlyView.
Iron deficiency reduces monocyte dendritic cell progenitor (MDP) numbers by inhibiting migration and proliferation while promoting apoptosis, subsequently reducing downstream common dendritic cell precursors (CDP) and dendritic cell (DC). Impaired DCs enter the lungs via blood circulation, where reduced antigen presentation impairs T‐cell activation ...
Quanzhong Ren   +8 more
wiley   +1 more source

Pinball-OCSVM for early-stage COVID-19 diagnosis with limited posteroanterior chest X-ray images [PDF]

open access: yesarXiv, 2020
The infection of respiratory coronavirus disease 2019 (COVID-19) starts with the upper respiratory tract and as the virus grows, the infection can progress to lungs and develop pneumonia. The conventional way of COVID-19 diagnosis is reverse transcription polymerase chain reaction (RT-PCR), which is less sensitive during early stages; especially if the
arxiv  

α‐Synuclein Pathology Spreads in a Midbrain–Hindbrain Assembloid Model

open access: yesAdvanced Science, EarlyView.
A novel midbrain–hindbrain assembloid model demonstrates the spread of α‐synuclein pathology, a hallmark of Parkinson's disease, mimicking Braak's hypothesis. This model reveals how pathology propagates from the hindbrain to the midbrain, inducing synaptic changes and early signs of neuronal vulnerability. It offers an innovative platform for exploring
Gemma Gomez‐Giro   +14 more
wiley   +1 more source

Significance of Moraxella catarrhalis as a causative organism of lower respiratory tract infections

open access: yesEgyptian Journal of Chest Disease and Tuberculosis, 2017
Background: Moraxella catarrhalis is an exclusively human pathogen that may be overlooked in culture because of its phenotypic similarity to commensal Neisseria. Indeed, beta lactamase producing isolates of M.
M.O. Ramadan   +3 more
doaj   +1 more source

Implantable Self‐Powered Systems for Electrical Stimulation Medical Devices

open access: yesAdvanced Science, EarlyView.
In this paper, the design strategy and clinical application of ISS are discussed in depth from four aspects: the design and optimization of the energy collection module, the selection and preparation of adaptive electrode materials, the innovation of system design strategy, and the biological effect of electrical stimulation of ISS.
Xi Cui, Li Wu, Chao Zhang, Zhou Li
wiley   +1 more source

Mounier Kuhn syndrome in adult: a case report [PDF]

open access: yes, 2017
Mounier-Kuhn syndrome or tracheobronchomegaly is a rare congenital abnormality of the trachea and main bronchi characterized by marked cystic dilatation of the tracheobronchial tree, associated with tracheal diverticulosis, bronchiectasis and recurrent ...
Deka, Nabanita   +2 more
core   +1 more source

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