Results 21 to 30 of about 2,639,999 (296)

TLR-2 and IL-17A in Chitin-Induced Macrophage Activation and Acute Inflammation [PDF]

open access: yesThe Journal of Immunology, 2008
Abstract Chitin is a ubiquitous polysaccharide in fungi, insects, and parasites. To test the hypothesis that chitin is an important immune modulator, we characterized the ability of chitin fragments to regulate murine macrophage cytokine production in vitro and induce acute inflammation in vivo. In this study, we show that chitin is a
Carla A, Da Silva   +4 more
openaire   +2 more sources

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

A structural and biochemical model of processive chitin synthesis [PDF]

open access: yes, 2014
Chitin synthases (CHS) produce chitin, an essential component of the fungal cell wall. The molecular mechanism of processive chitin synthesis is not understood, limiting the discovery of new inhibitors of this enzyme class.
Ferenbach, Andrew T.   +3 more
core   +1 more source

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

Effect of the degree of acetylation on the physicochemical properties of α-chitin nanofibers [PDF]

open access: yes, 2020
Available online 27 March 2020.The effective utilization of abundant α-chitin resources for materials engineering applications requires methods for controlling the physicochemical properties of α-chitin nanofiber (NF) dispersions.
MACHIDA, Junnosuke   +2 more
core   +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

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