chemotaxis

(redirected from Chemotactic factors)
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Related to Chemotactic factors: histamine, chemotaxin

che·mo·tax·is

 (kē′mō-tăk′sĭs, kĕm′ō-)
n.
The characteristic movement or orientation of an organism or cell along a chemical concentration gradient either toward or away from the chemical stimulus.

che′mo·tac′tic (-tăk′tĭk) adj.
che′mo·tac′ti·cal·ly adv.

chemotaxis

(ˌkɛməʊˈtæksɪs)
n
(Microbiology) the movement of a microorganism or cell in response to a chemical stimulus
ˌchemoˈtactic adj
ˌchemoˈtactically adv

che•mo•tax•is

(ˌki moʊˈtæk sɪs, ˌkɛm oʊ-)

n.
oriented movement toward or away from a chemical stimulus.
[1890–95]
che`mo•tac′tic (-tɪk) adj.
che`mo•tac′ti•cal•ly, adv.

chemotaxis

the property of some plants and animals of moving toward or away from certain chemicals.
See also: Motion
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.chemotaxis - movement by a cell or organism in reaction to a chemical stimulus
taxis - a locomotor response toward or away from an external stimulus by a motile (and usually simple) organism
negative chemotaxis - movement away from a chemical stimulus
positive chemotaxis - movement toward a chemical stimulus
Translations
chemotassi

che·mo·tax·is

, positive chemotaxis, negative chemotaxis
n. quimiotaxis, movimiento de un organismo o célula como reacción a un estímulo químico.
References in periodicals archive ?
As wound healing is a complex phenomenon starting from inflammation to collagen formation, neovascularisation and finally the formation of scar tissue, adequate nutrition is required at different stages of wound healing like cell proliferation, cell repair, chemotactic factors (Cytokines, growth factors), cell division, cell movement at wound site etc.
Eosinopenia of acute infection: production of eosinopenia by chemotactic factors of acute inflammation.
Effects of IL-33 on the neutrophil chemotactic factors, CXCL1 and IL-6, are likely involved in the changes in BAL neutrophils (Figure 1D): both CXCL1 and IL-6 were elevated in [O.
In acute inflammatory processes, macrophages, mast cells and lymphocytes have a modulator role in neutrophil migration releasing chemotactic factors, such as leukotrienes ([LTB.
This is stimulated by a number of mitogens and chemotactic factors (Altavilla et al.
CS directly attacks various immune cells in the respiratory tract, such as epithelial cells, alveolar macrophages and neutrophils, which release several inflammatory mediators, including proinflammatory and anti-inflammatory cytokines, chemotactic factors, growth factor and proteases, which leads to inflammatory cell recruitment and activation and tissue damage (Caramori et al.
They also induce the production of cytokines [32], thus amplifying the inflammatory response, and chemotactic factors [33], which cause the accumulation of polymorphonuclear granulocytes in the microvasculature [34].
sup][11] It was reported that modulating the activation of PMN like specific NE inhibitor-sivelestat administration could reduce PMN sequestration by suppressing the release of PMN chemotactic factors (MIP-2/IL-8) and inflammatory cytokines (TNF-a and IL-6).
Supplementary, mast cells granules contain sulphated proteoglycans (heparin in connective tissue mast cells or chondroitin sulphate in mucosal mast cells), histamine, serine proteases (cathepsin G, granzyme B, carboxypeptidase A3), Plasminogen activating factor, Platelet Activating Factor, eosinophils and neutrophils chemotactic factors, pglucuronidase, aryl-sulfatase, and hexosaminidase [10].
In contrast, the function of AM during the afferent phase of cellular immunity (phagocytosis) is particularly emphasized within the inflammatory and immune response in the lungs, whereas the efferent phase of macrophages is responsible for the activity of other immune and inflammatory cells through the secretion of soluble mediators, such as prostaglandins, chemotactic factors, PAF, complement components, various enzymes, and others [19].
8 Chronic hypoxaemia activates neutrophils and mononuclear cells that release vasoactive and chemotactic factors, which results in endothelial injury.
Acute allergic reaction is a first-type reaction with characteristic classic effects mediated by immunoglobulins E fixed on the surface of mast cells (MC) and basophiles, releasing vasoactive amines and various chemotactic factors when contacting with allergens.