Results 71 to 80 of about 58,255 (295)

Advances in Chitosan Nanoparticles: A Comprehensive Review of Properties, Synthesis, Characterization, Multidisciplinary Applications, and Future Perspectives

open access: yesJournal of Applied Polymer Science, EarlyView.
This review highlights the synthesis of chitosan nanoparticles from natural sources, the thorough characterization of them, and use of microscopic and spectroscopic methods. It emphasizes that it has some indispensable properties such as being non‐toxic, antimicrobial, and capable of controlled drug release.
Mariam Sohail Mansoor   +6 more
wiley   +1 more source

Submaximal exercise pulmonary gas exchange in left heart disease patients with different forms of pulmonary hypertension.

open access: yes, 2015
JOURNAL ARTICLECopyright © 2015 Elsevier Inc. All rights reserved.BACKGROUND: We determined whether pulmonary gas exchange indices during submaximal exercise are different in heart-failure (HF) patients with combined post- and pre-capillary pulmonary ...
Taylor, BJ   +3 more
core   +2 more sources

Angiotensin II type 2 receptor agonist Compound 21 attenuates pulmonary inflammation in a model of acute lung injury

open access: yesJournal of Inflammation Research, 2018
Mario Menk, Jan Adriaan Graw, Clarissa von Haefen, Hendrik Steinkraus, Burkhard Lachmann, Claudia D Spies, David Schwaiberger Department of Anesthesiology and Operative Intensive Care Medicine, Charité – University Medicine Berlin ...
Menk M   +6 more
doaj  

The Usefulness of Submaximal Exercise Gas Exchange in Pulmonary Arterial Hypertension: A Case Series

open access: yesClinical Medicine Insights: Circulatory, Respiratory and Pulmonary Medicine, 2010
Introduction Submaximal exercise gas exchange may be a useful tool to track responses to therapy in pulmonary arterial hypertension (PAH) patients. Methods Three patients diagnosed with idiopathic PAH, on differing therapies, were included.
Paul R. Woods   +2 more
doaj   +1 more source

Unilateral lung edema: effects on pulmonary gas exchange, hemodynamics, and pulmonary perfusion distribution

open access: yes, 2000
Two types of unilateral lung edema in sheep were characterized regarding their effects on pulmonary gas exchange, hemodynamics, and distribution of pulmonary perfusion.
Ulrich Pison   +5 more
core   +1 more source

Inhaled pulmonary vasodilators are not associated with improved gas exchange in mechanically ventilated patients with COVID-19: A retrospective cohort study

open access: yes, 2022
Purpose: Measure the effect of inhaled pulmonary vasodilators on gas exchange in mechanically ventilated patients with COVID-19. Methods: A retrospective observational cohort study at three New York University Hospitals was performed including eighty ...
Hagedorn, Jacklyn   +10 more
core   +1 more source

Morphometric analysis of postnatal lung development in the gray short‐tailed opossum (Monodelphis domestica): An ultrastructural study

open access: yesThe Anatomical Record, EarlyView.
Abstract An ultrastructural morphometric analysis of the postnatal development of the lung in the gray short‐tailed opossum (Monodelphis domestica) has been conducted to evaluate the morphofunctional status of this poorly developed marsupial lung immediately following parturition.
Kirsten Ferner
wiley   +1 more source

Expert Perspectives: Defining and Managing Progressive Pulmonary Fibrosis in Systemic Sclerosis

open access: yesArthritis &Rheumatology, EarlyView.
Systemic sclerosis–associated interstitial lung disease (SSc‐ILD) is one of the leading causes of morbidity and mortality in SSc, affecting up to three‐quarters of patients. The disease course is highly heterogeneous, ranging from indolent, nonprogressive forms to rapidly progressive pulmonary fibrosis (PPF).
Devis Benfaremo   +7 more
wiley   +1 more source

THE EFFECT OF ATROPINE ON PULMONARY GAS EXCHANGE

open access: yesBritish Journal of Anaesthesia, 1964
Anatomical and physiological deadspace increased significantly following intravenous administration of 0.6 mg atropine in healthy volunteers. Small increases in respiratory minute volume maintained constant values for alveolar ventilation and arterial Pco2. Atropine did not alter the arterial Po2 or the magnitude of the alveolar-arterial Pco2 gradients
J.F. NUNN, N.A. BERGMAN, D.C. CASSELLE
openaire   +2 more sources

Enhanced strategies for cuproptosis‐like death in bacterial infection treatment

open access: yesBMEMat, EarlyView.
This review summarizes and examines the molecular mechanisms underlying cuproptosis‐like death. Furthermore, multi‐strategy efficacy enhancement and potential enhancement approaches are analyzed. Abstract Copper, a classical antibacterial metal, has long been of interest and widely used in medical and public health applications.
Wenqi Wang   +7 more
wiley   +1 more source

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