Results 21 to 30 of about 10,829,007 (362)

A Survey of Methodologies for Assessing Mast Cell Density and Activation in Patients with Functional Abdominal Pain Disorders

open access: yesGastrointestinal Disorders, 2021
The aim was to assess methods utilized in assessing mast cell involvement in functional abdominal pain disorders (FAPDs), specifically to describe variability in methods utilized to assess both mast cell density and activation and determine if a ...
Hunter Friesen   +4 more
doaj   +1 more source

Mast cell glycosaminoglycans [PDF]

open access: yesGlycoconjugate Journal, 2016
Mast cells contain granules packed with a mixture of proteins that are released on degranulation. The proteoglycan serglycin carries an array of glycosaminoglycan (GAG) side chains, sometimes heparin, sometimes chondroitin or dermatan sulphate. Tight packing of granule proteins is dependent on the presence of serglycin carrying these GAGs.
B. Mulloy, R. Lever, C. P. Page
openaire   +6 more sources

Nasal Immunization With Small Molecule Mast Cell Activators Enhance Immunity to Co-Administered Subunit Immunogens

open access: yesFrontiers in Immunology, 2021
Mast cell activators are a novel class of mucosal vaccine adjuvants. The polymeric compound, Compound 48/80 (C48/80), and cationic peptide, Mastoparan 7 (M7) are mast cell activators that provide adjuvant activity when administered by the nasal route ...
Brandi T. Johnson-Weaver   +10 more
doaj   +1 more source

IL-33-mediated mast cell activation promotes gastric cancer through macrophage mobilization

open access: yesNature Communications, 2019
The contribution of mast cells in the microenvironment of solid malignancies remains controversial. Here we functionally assess the impact of tumor-adjacent, submucosal mast cell accumulation in murine and human intestinal-type gastric cancer.
M. Eissmann   +16 more
semanticscholar   +1 more source

Mast Cell Responses to Viruses and Pathogen Products

open access: yesInternational Journal of Molecular Sciences, 2019
Mast cells are well accepted as important sentinel cells for host defence against selected pathogens. Their location at mucosal surfaces and ability to mobilize multiple aspects of early immune responses makes them critical contributors to effective ...
J. Marshall   +2 more
semanticscholar   +1 more source

Mast cell leukaemia [PDF]

open access: yesBritish Journal of Haematology, 2005
In May 2003, a 65-year-old white male presented with weight loss, night sweats, pruritus, diarrhoea, and joint pain. Radiographic studies showed hepatosplenomegaly, abdominal lymphadenopathy and both osteoblastic and osteolytic bone lesions. Bone marrow biopsy showed extensive mast cell infiltration and effacement of marrow structure with reduction of ...
Olaf, Penack   +2 more
openaire   +2 more sources

Association of mast cell density, microvascular density and endothelial area with clinicopathological parameters and prognosis in canine mammary gland carcinomas

open access: yesActa Veterinaria Scandinavica, 2022
Background Mast cell density has been shown to have both enhancing and inhibiting effects on tumour progression and the ability to predict breast cancer behaviour in humans. However, prognostic results have been contradictory.
Simona Sakalauskaitė   +3 more
doaj   +1 more source

Granule Leakage Induces Cell-Intrinsic, Granzyme B-Mediated Apoptosis in Mast Cells

open access: yesFrontiers in Cell and Developmental Biology, 2021
Mast cells are multifunctional immune cells scattered in tissues near blood vessels and mucosal surfaces where they mediate important reactions against parasites and contribute to the pathogenesis of allergic reactions.
Sabrina Sofia Burgener   +14 more
doaj   +1 more source

Future Needs in Mast Cell Biology

open access: yesInternational Journal of Molecular Sciences, 2019
The pathophysiological roles of mast cells are still not fully understood, over 140 years since their description by Paul Ehrlich in 1878. Initial studies have attempted to identify distinct “subpopulations” of mast cells based on a relatively small ...
G. Varricchi   +3 more
semanticscholar   +1 more source

The Role of Histamine and Histamine Receptors in Mast Cell-Mediated Allergy and Inflammation: The Hunt for New Therapeutic Targets

open access: yesFrontiers in Immunology, 2018
Histamine and its receptors (H1R–H4R) play a crucial and significant role in the development of various allergic diseases. Mast cells are multifunctional bone marrow-derived tissue-dwelling cells that are the major producer of histamine in the body.
E. Thangam   +7 more
semanticscholar   +1 more source

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