Results 11 to 20 of about 341,332 (313)

Extensive physiologic melanin pigmentation on the tongue: An unusual clinical presentation

open access: yesContemporary Clinical Dentistry, 2010
Pigmented lesions are commonly found in the oral cavity. Pigmentation has a multifactorial etiology. Most of the oral pigmentations are physiologic but sometimes it can be a precursor of severe diseases. Evaluation of a patient presented with a pigmented
Sunira Chandra   +3 more
doaj   +1 more source

The endocannabinoid system promotes hepatocyte progenitor cell proliferation and maturation by modulating cellular energetics

open access: yesCell Death Discovery, 2023
The proliferation and differentiation of hepatic progenitor cells (HPCs) drive the homeostatic renewal of the liver under diverse conditions. Liver regeneration is associated with an increase in Axin2+Cnr1+ HPCs, along with a marked increase in the ...
Bani Mukhopadhyay   +8 more
doaj   +1 more source

Roles of lipocalin-type and hematopoietic prostaglandin D synthases in mouse retinal angiogenesis

open access: yesJournal of Lipid Research, 2023
Normal angiogenesis is essential for retinal development and maintenance of visual function in the eye, and its abnormality can cause retinopathy and other eye diseases. Prostaglandin D2 is an anti-angiogenic lipid mediator produced by lipocalin-type PGD
Daiki Horikami   +8 more
doaj   +1 more source

Vascular Calcification and Stone Disease: A New Look towards the Mechanism

open access: yesJournal of Cardiovascular Development and Disease, 2015
Calcium phosphate (CaP) crystals are formed in pathological calcification as well as during stone formation. Although there are several theories as to how these crystals can develop through the combined interactions of biochemical and biophysical factors,
Allen J. Yiu   +3 more
doaj   +1 more source

Should the CIWA-Ar be the standard monitoring strategy for alcohol withdrawal syndrome in the intensive care unit?

open access: yesAddiction Science & Clinical Practice, 2021
Background The Clinical Institute Withdrawal Assessment for Alcohol-Revised (CIWA-Ar) is commonly used in hospitals to titrate medications for alcohol withdrawal syndrome (AWS), but may be difficult to apply to intensive care unit (ICU) patients who are ...
Tessa L. Steel   +9 more
doaj   +1 more source

Extensive calcification in adenocarcinoma of the lung: A case report

open access: yesThoracic Cancer, 2020
Calcification in lung nodules usually indicates a benign lesion. Here, we report the case of a 59‐year‐old male patient with a well defined 30 mm calcified nodule in his right upper lung lobe and calcified mediastinal lymph nodes.
Fumiaki Watanabe   +7 more
doaj   +1 more source

Physiology of Microglia [PDF]

open access: yesPhysiological Reviews, 2011
Microglial cells are the resident macrophages in the central nervous system. These cells of mesodermal/mesenchymal origin migrate into all regions of the central nervous system, disseminate through the brain parenchyma, and acquire a specific ramified morphological phenotype termed “resting microglia.” Recent studies indicate that even in the normal ...
Helmut, Kettenmann   +3 more
openaire   +2 more sources

The Physiology of Ventilation [PDF]

open access: yesRespiratory Care, 2014
The diffusion of gases brings the partial pressures of O2 and CO2 in blood and alveolar gas to an equilibrium at the pulmonary blood-gas barrier. Alveolar PCO2 (PACO2) dependson the balance between the amount of CO2 being added by pulmonary blood and the amount being eliminated by alveolar ventilation (V ̇ A).
Murias, G, Blanch, L, LUCANGELO, UMBERTO
openaire   +3 more sources

New Insights From MRI and Cell Biology Into the Acute Vascular-Metabolic Implications of Electronic Cigarette Vaping

open access: yesFrontiers in Physiology, 2020
The popularity of electronic cigarettes (e-cigs) has grown at a startling rate since their introduction to the United States market in 2007, with sales expected to outpace tobacco products within a decade.
Felix W. Wehrli   +3 more
doaj   +1 more source

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