Results 181 to 190 of about 572,637 (334)

The Negative Impact of Varicocele on Basic Semen Parameters, Sperm Nuclear DNA Dispersion and Oxidation-Reduction Potential in Semen. [PDF]

open access: yesInt J Environ Res Public Health, 2021
Gill K   +10 more
europepmc   +1 more source

Quantitative Iron Measurements in the Basal Ganglia of NBIA Patients Using QSM: Insights From a Tertiary Center

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Neurodegeneration with brain iron accumulation (NBIA) comprises rare genetic disorders characterized by predominantly extrapyramidal symptoms and iron deposition in the basal ganglia. Conventional magnetic resonance imaging (MRI) detects qualitative changes but cannot accurately quantify iron accumulation. Quantitative susceptibility
Özge Uygun   +19 more
wiley   +1 more source

Metabolic Consequences of Rheumatoid Arthritis

open access: yesArthritis Care &Research, EarlyView.
Patients with rheumatoid arthritis (RA) may have metabolic disruption, which can contribute to adverse long‐term outcomes, for multiple reasons. Patients with RA appear to have a higher risk of sarcopenia, type 1 and type 2 diabetes mellitus, metabolic syndrome, and hypertension. Systemic inflammation in RA can cause a “lipid paradox,” with reduced low‐
Stevie Barry   +2 more
wiley   +1 more source

Electrocatalytic oxidation of dithionite at a cobalt(II)tetrasulfonated phthalocyanine and 5,10,15,20-tetrakis-(4-sulfonatophenyl)porphyrin cobalt(II) modified gold electrode in alkaline solution [PDF]

open access: yes, 2005
A.?B.?Lever   +28 more
core   +1 more source

Lithospheric and atmospheric interaction on the planet Venus [PDF]

open access: yes
Lithospheric and atmospheric interaction in the planet Venus are discussed. The following subject areas are covered: (1) manifestation of exogenic processes using photogeological data; (2) the chemical composition and a chemical model of the troposphere ...
Volkov, Vladislav P.
core   +1 more source

Hyperoxia Induced Alteration of Chromatin Structure in Human Bone Marrow Derived Primary Mesenchymal Stromal Cells

open access: yesAdvanced Biology, EarlyView.
Chromatin, which organizes DNA, changes its structure to adapt to stress like high oxygen levels (hyperoxia), which can damage cells. Researchers developed a technique to observe these changes and found variability in how different parts of chromatin remodel.
Lauren Monroe   +4 more
wiley   +1 more source

The microbial ferrous wheel: iron cycling in terrestrial, freshwater, and marine environments

open access: yesFrontiers in Microbiology, 2012
David eEmerson   +2 more
doaj   +1 more source

Electrochemical behavior of a titanium electrode in hydrazine solutions [PDF]

open access: yes
The kinetics of the establishment of the oxidation-reduction potential of a titanium electrode upon contact with hydrazine was studied in different media: H2SO4, NaOH, and Na2SO4.
Bogdanovich, V. B.   +3 more
core   +1 more source

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