Results 121 to 130 of about 38,195 (255)

Potential Mechanisms Underlying TGF-β-mediated Complement Activation in Lung Fibrosis [PDF]

open access: yes, 2017
While our previous studies suggest that limiting bleomycin-induced complement activation suppresses TGF-β signaling, the specific hierarchical interactions between TGF-β and complement in lung fibrosis are unclear.
Cipolla, Ellyse   +5 more
core   +2 more sources

Stem Cells From Dental Pulp, Periodontal Tissues, and Other Oral Sources: Biological Concepts and Regenerative Potential

open access: yesJournal of Periodontal Research, EarlyView.
A graphical abstract recapping the different sources of dental, periodontal, and other oral‐derived mesenchymal stromal cells (MSCs) and their regenerative mechanisms and potentials. The review's article findings bridge fundamental biological science with translational advances, highlighting the significance of MSCs in craniofacial regenerative ...
Karim M. Fawzy El‐Sayed   +6 more
wiley   +1 more source

Complement proteins changes in ischemic stroke patients and their relation to outcome

open access: yesImmunobiology
We studied plasma levels of complement system factors C1q, C2, C3, C3b, C4, C4b, C5, C5a, C9 of 84 patients with ischemic stroke within 24 h from onset of symptoms and on seventh day after admission, using Luminex immunoassay.
Radosław Opiła   +5 more
doaj   +1 more source

Novel structural determinants of the human neutrophil chemotactic activity of leukotriene B. [PDF]

open access: yes, 1981
A specific 5(S),12(R)-dihydroxy-eicosa-6,8,10(trans/trans/cis), 14(cis)-tetraenoic acid, designated leukotriene B, is generated by the lipoxygenation and subsequent enzymatic hydration of arachidonic acid in a variety of leukocytes. Leukotriene B elicits
Goetzl, EJ, Pickett, WC
core  

Complement activation and protein adsorption by carbon nanotubes [PDF]

open access: yes, 2006
As a first step to validate the use of carbon nanotubes as novel vaccine or drug delivery devices, their interaction with a part of the human immune system, complement, has been explored.
Flahaut, Emmanuel   +5 more
core   +2 more sources

Solid-phase radioimmunoassay of human complement fragment C5a.

open access: yesClinical Chemistry, 1988
Abstract In this competitive RIA for determining concentrations of human C5a in biological fluids and in buffers, labeled C5a and sample are allowed to compete for binding to a limited amount of goat antibody to human C5a in solution.
S, Chang   +4 more
openaire   +2 more sources

Inflammatory and Immunological Basis of Periodontal Diseases

open access: yesJournal of Periodontal Research, EarlyView.
The periodontal lesion emerges as an evolving immunological battlefield, where host–microbiome interactions, dysregulated immune responses, fragile resolution mechanisms, and inflammophilic dysbiosis converge to shift the balance from homeostasis to unrestrained tissue destruction.
Giacomo Baima   +3 more
wiley   +1 more source

Use of a cAMP BRET Sensor to Characterize a Novel Regulation of cAMP by the Sphingosine 1-Phosphate/G13 Pathway [PDF]

open access: yes, 2007
Regulation of intracellular cyclic adenosine 3',5'-monophosphate (cAMP) is integral in mediating cell growth, cell differentiation, and immune responses in hematopoietic cells. To facilitate studies of cAMP regulation we developed a BRET (bioluminescence
Collins, Julie   +11 more
core   +2 more sources

The Keystone‐Pathogen Hypothesis Updated: The Role of Porphyromonas gingivalis in Periodontitis

open access: yesJournal of Periodontal Research, EarlyView.
Porphyromonas gingivalis orchestrates a coordinated manipulation of immune and inflammatory responses in periodontal tissues which leads to the generation of a dysbiotic, subgingival biofilm community, and progression of periodontitis. The type 9 secretion system, lipid A modification, and the formation of outer membrane vesicles are important ...
Mike A. Curtis   +2 more
wiley   +1 more source

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