Results 51 to 60 of about 98,203 (376)

Biodegradability and tissue reaction of random copolymers of L-leucine, L-aspartic acid, and L-aspartic acid esters [PDF]

open access: yes, 1977
A series of copoly(α-amino acids) with varying percentages of hydrophilic (l-aspartic acid) and hydrophobic monomers (l-leucine, ß-methyl-l-aspartate, and ß-benzyl-l-aspartate) were implanted subcutaneously in rats and the macroscopic degradation ...
Bantjes, A.   +4 more
core   +3 more sources

Cerebral hyperemia in MELAS. [PDF]

open access: yesStroke, 1994
The pathophysiology of stroke-like episodes in MELAS (mitochondrial encephalomyopathy, lactic acidosis, and stroke-like episodes) is uncertain. We studied a 24-year-old man with MELAS who had fluent aphasia and right hemianopia. Magnetic resonance imaging and computed tomography showed a large infarction in the parietal, temporal, and ...
T I, Gropen   +3 more
openaire   +2 more sources

Pericyte constriction underlies capillary de-recruitment during hyperemia in the setting of arterial stenosis.

open access: yesAmerican Journal of Physiology. Heart and Circulatory Physiology, 2019
Background: Capillary de-recruitment distal to a coronary stenosis is implicated as the mechanism of reversible perfusion defect and potential myocardial ischemia during coronary hyperemia; however, the underlying mechanisms are not defined.
C. Methner   +10 more
semanticscholar   +1 more source

Plastic vasomotion entrainment

open access: yeseLife
The presence of global synchronization of vasomotion induced by oscillating visual stimuli was identified in the mouse brain. Endogenous autofluorescence was used and the vessel ‘shadow’ was quantified to evaluate the magnitude of the frequency-locked ...
Daichi Sasaki   +3 more
doaj   +1 more source

A tetraspecific VHH-based neutralizing antibody modifies disease outcome in three animal models of Clostridium difficile infection [PDF]

open access: yes, 2016
Clostridium difficile infection (CDI), a leading cause of nosocomial infection, is a serious disease in North America, Europe, and Asia. CDI varies greatly from asymptomatic carriage to life-threatening diarrhea, toxic megacolon, and toxemia.
Beamer, Gillian   +12 more
core   +2 more sources

A rare case of loiasis clinically manifested 9 years after the last epidemiological exposure

open access: yesMicrobiologia Medica
A 37-year-old Cameroonian patient, residing in Italy for the past nine years without returning to his home country, showed up at the Emergency Department of Cittadella Hospital with acute hyperemia of the conjunctival tissue, tearing, itching ...
Giorgia Bizzotto   +7 more
doaj   +1 more source

Physiology and prevention of heel ulcers: The state of science [PDF]

open access: yes, 2003
The prevalence of heel ulcers across settings is high and is increasing. Prevention of ulcers requires knowledge of their etiology and the scientific basis for preventive care. The interaction between external pressure and the heel vasculature is central
Stotts, N. A, Wong, Vivian K.
core   +2 more sources

Comparative Efficacy of Trisamagutika versus Kshargutika in the Management of Tundikeri (Chronic Tonsillitis) in Children: A Randomised Controlled Trial Protocol

open access: yesJournal of Clinical and Diagnostic Research
Introduction: Tonsillitis is more common in children aged 5 to 15 years, and about 200,000 tonsillectomies are performed in India annually. Tonsillitis and Tundikeri can be correlated, as they share similar features.
Sonali Pandurang Dhumale   +2 more
doaj   +1 more source

Depletion of B-cells with rituximab improves endothelial function and reduces inflammation among individuals with rheumatoid arthritis. [PDF]

open access: yes, 2014
BackgroundIndividuals with rheumatoid arthritis (RA) are at increased risk for cardiovascular disease, partly due to systemic inflammation and endothelial dysfunction.
Del Puerto, Gus   +10 more
core   +2 more sources

Hyperandrogenemia Induces Trophoblast Ferroptosis and Early Pregnancy Loss in Patients With PCOS via CMA‐Dependent FTH1 Degradation

open access: yesAdvanced Science, EarlyView.
In PCOS patients with hyperandrogenemia, decreased ferritin heavy chain 1 (FTH1) causes Fe2⁺ overload and ferroptosis in trophoblasts. Androgens induce FTH1 protein degradation via AR‐LAMP2A‐mediated chaperone‐mediated autophagy pathway, leading to placental development disruption and early pregnancy loss. Metformin mitigates androgen‐induced placental
Hanjing Zhou   +10 more
wiley   +1 more source

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