Results 21 to 30 of about 34,417 (250)

Interleukin-33 and thymic stromal lymphopoietin, but not interleukin-25, are crucial for development of airway eosinophilia induced by chitin

open access: yesScientific Reports, 2021
Exposure to various antigens derived from house dust mites (HDM) is considered to be a risk factor for development of certain allergic diseases such as atopic asthma, atopic dermatitis, rhinitis and conjunctivitis.
Ken Arae   +14 more
doaj   +1 more source

Chitin induces upregulation of B7‐H1 on macrophages and inhibits T‐cell proliferation [PDF]

open access: yesEuropean Journal of Immunology, 2010
AbstractChitin is a highly abundant glycopolymer, which serves as structural component in fungi, arthropods and crustaceans but is not synthesized by vertebrates. However, vertebrates express chitinases and chitinase‐like proteins, some of which are induced by infection with helminths suggesting that chitinous structures may be targets of the immune ...
Claudia J, Wagner   +3 more
openaire   +2 more sources

Arabidopsis ubiquitin ligase PUB12 interacts with and negatively regulates Chitin Elicitor Receptor Kinase 1 (CERK1). [PDF]

open access: yesPLoS ONE, 2017
In Arabidopsis, fungal chitin is recognized as a pathogen-associated molecular pattern (PAMP) by the chitin receptor complex containing the lysin-motif (LysM) receptor-like kinases CERK1 and LYK5.
Koji Yamaguchi   +4 more
doaj   +1 more source

Chitin nanofiber elucidates the elicitor activity of polymeric chitin in plants

open access: yesFrontiers in Plant Science, 2015
Chitin, an N-acetyl-D-glucosamine polymer, is a component of fungal cell walls and a microbe/pathogen-associated molecular pattern that elicits plant defense responses.
Mayumi eEgusa   +7 more
doaj   +1 more source

Arabidopsis CPK5 Phosphorylates the Chitin Receptor LYK5 to Regulate Plant Innate Immunity

open access: yesFrontiers in Plant Science, 2020
Chitin, a major component of the fungal cell wall, triggers plant innate immunity in Arabidopsis via a receptor complex including two major lysin motif receptor-like kinases, AtLYK5, and AtCERK1.
Congcong Huang   +4 more
doaj   +1 more source

ATL9, a RING zinc finger protein with E3 ubiquitin ligase activity implicated in chitin- and NADPH oxidase-mediated defense responses. [PDF]

open access: yesPLoS ONE, 2010
Pathogen associated molecular patterns (PAMPs) are signals detected by plants that activate basal defenses. One of these PAMPs is chitin, a carbohydrate present in the cell walls of fungi and in insect exoskeletons.
Marta Berrocal-Lobo   +6 more
doaj   +1 more source

Chitin-induced T6SS in Vibrio cholerae is dependent on ChiS activation

open access: yesMicrobiology, 2018
Vibrio cholerae regularly colonizes the chitinous exoskeleton of crustacean shells in the aquatic region. The type 6 secretion system (T6SS) in V. cholerae is an interbacterial killing device. This system is thought to provide a competitive advantage to V. cholerae in a polymicrobial community of the aquatic region under nutrient-poor conditions.
Rhishita, Chourashi   +5 more
openaire   +2 more sources

Physiological and morphological aspects of Aedes aegypti developing larvae: effects of the chitin synthesis inhibitor novaluron. [PDF]

open access: yesPLoS ONE, 2012
Population control of the dengue vector mosquito, Aedes aegypti, is difficult due to many reasons, one being the development of resistance to neurotoxic insecticides employed.
Luana C Farnesi   +5 more
doaj   +1 more source

Chitin Extracted from the Shell of Blue Swimming Crabs (Portunus pelagicus Linn.) Inhibits NF-kappaB p65 in Ethanol-Induced Gastric Ulcerative Wistar Rats

open access: yesMarine Drugs, 2023
Peptic ulcer disease is generated by the activation of NF-kappaB activity. A recent clinical study reported a significant increase in NF-kappaB2 gene expression in 79 samples of peptic ulcer patients compared to the control group.
Renny Amelia   +3 more
doaj   +1 more source

Caspofungin-induced β(1,3)-glucan exposure in Candida albicans is driven by increased chitin levels

open access: yesmBio, 2023
To successfully induce disease, Candida albicans must effectively evade the host immune system. One mechanism used by C. albicans to achieve this is to mask immunogenic β(1,3)-glucan epitopes within its cell wall under an outer layer of mannosylated ...
Andrew S. Wagner   +3 more
doaj   +1 more source

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