Results 81 to 90 of about 8,609 (220)

Non‐Subtractive Arterial Spin Labeling‐Based (NSASL) Renal Magnetic Resonance Angiography (MRA): Development and Clinical Feasibility Evaluation

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background Non‐contrast renal MR angiography (MRA) is valuable for patients who cannot receive contrast agents or when avoiding radiation is desired. However, the conventional inflow inversion recovery (IFIR) method is limited by incomplete background suppression, venous contamination, and motion sensitivity.
Yulin Wang   +13 more
wiley   +1 more source

Block V RTX Domain of Adenylate Cyclase from Bordetella pertussis: A Conformationally Dynamic Scaffold for Protein Engineering Applications

open access: yesToxins, 2017
The isolated Block V repeats-in-toxin (RTX) peptide domain of adenylate cyclase (CyaA) from Bordetella pertussis reversibly folds into a β-roll secondary structure upon calcium binding.
Beyza Bulutoglu, Scott Banta
doaj   +1 more source

Aggregatibacter actinomycetemcomitans LtxA Hijacks Endocytic Trafficking Pathways in Human Lymphocytes

open access: yesPathogens, 2020
Leukotoxin (LtxA), from oral pathogen Aggregatibacter actinomycetemcomitans, is a secreted membrane-damaging protein. LtxA is internalized by β2 integrin LFA-1 (CD11a/CD18)-expressing leukocytes and ultimately causes cell death; however, toxin ...
Edward T Lally   +9 more
doaj   +1 more source

Biofilm formation among methicillin-resistant Staphylococcus aureus isolates from patients with urinary tract infection. [PDF]

open access: yes, 2004
Staphylococci have been confirmed to form biofilms on various biomaterials. The purpose of this study was to investigate biofilm formation among methicillin-resistant Staphylococcus aureus (MRSA) isolates from patients with urinary tract infection (UTI ...
Ando, Eiichi   +4 more
core   +1 more source

Inhibition of RTX Toxin Activity by the Nuclear Stain, Draq5 [PDF]

open access: yesBiophysical Journal, 2016
The repeats-in-toxin (RTX) family of proteins includes numerous toxins produced by Gram negative bacteria, including Bordetella pertussis (adenylate cyclase toxin), Escherichia coli (a-hemolysin), and Aggregatibacter actinomycetemcomitans (leukotoxin, LtxA).
Brown, Angela C., Webb, Joshua
openaire   +1 more source

What Role Does the Central Nervous System Play in Refractory LUTS, and What Are the Therapeutic Implications? ICI‐RS 2025

open access: yesNeurourology and Urodynamics, EarlyView.
ABSTRACT Aims While many patients with lower urinary tract symptoms (LUTS) improve by treating peripheral causes, a substantial proportion continue to experience symptoms despite apparently successful interventions. Central nervous system (CNS) mechanisms could potentially contribute to persisting symptoms after the initial peripheral cause has been ...
Mathijs M. de Rijk   +7 more
wiley   +1 more source

Membrane Activity and Channel Formation of the Adenylate Cyclase Toxin (CyaA) of Bordetella pertussis in Lipid Bilayer Membranes

open access: yesToxins, 2020
The Gram-negative bacterium Bordetella pertussis is the cause of whooping cough. One of its pathogenicity factors is the adenylate cyclase toxin (CyaA) secreted by a Type I export system.
Oliver Knapp, Roland Benz
doaj   +1 more source

Mecanismo de acción de la toxina alfa hemolisina de Escherichia coli [PDF]

open access: yes, 2013
Escherichia coli es una de las bacterias anaerobias facultativas más predominantes en el intestino, siendo, en la mayoría de los casos, inocua para el huésped. Existen cepas que traslocan al torrente sanguíneo causando enfermedades extraintestinales como
Bakás, Laura Susana   +3 more
core  

Genome-wide phylogenetic analysis of the pathogenic potential of Vibrio furnissii [PDF]

open access: yes, 2017
This is the final version of the article. Available from Frontiers Media via the DOI in this record.We recently reported the genome sequence of a free-living strain of Vibrio furnissii (NCTC 11218) harvested from an estuarine environment. V. furnissii is
Lee, R, Love, J, Lux, TM
core   +1 more source

Exploration of the Phytochemical and Antidiabetic Properties of Teucrium polium: A Natural Asset for Type 2 Diabetes Management

open access: yesChemistryOpen, EarlyView.
Teucrium polium shows antidiabetic activity with its phytochemical composition and biological activities. The essential oil is rich in carvacrol, thymol, γ‐terpinene, and o‐cymene, while the aqueous and hydroethanolic extracts are characterized by poliumoside, verbascoside, isorhamnetin‐3‐O‐rutinoside, and apigenin‐7‐rutinoside. Antioxidant activity is
Hajar El Ouadni   +10 more
wiley   +1 more source

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