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Long-chain polymer of a N-acetylglucosamine
Chitin (C8H13O5N)n (/ˈkaɪtɪn/ KY-tin) is a long-chain polymer of N-acetylglucosamine, an amide derivative of glucose. Chitin is the second most abundant
Chitin
Topics referred to by the same term
Chitin is a chemical compound found in fungi and animals. Chitin may also refer to: Chitin, Iran, a village Chitin: I, a board game Chetin (disambiguation)
Chitin_(disambiguation)
Fibers obtained from natural sources
toxicity in the body and is inert in the intestines. Chitin also has antibacterial properties. Chitin forms crystals that make fibrils that become surrounded
Natural_fiber
Long carbohydrate polymers such as starch, glycogen, cellulose, and chitin
and galactogen and structural polysaccharides such as hemicellulose and chitin. The term "glycan" is synonymous with polysaccharide, but often glycans
Polysaccharide
Enzymes which degrade or break chitin
glycosidic bonds in chitin. They catalyse the following reaction: Random endo-hydrolysis of N-acetyl-β-D-glucosaminide (1→4)-β-linkages in chitin and chitodextrins
Chitinase
Part of arthropods
integument, cuticle or exoskeleton of chitin. Generally the exoskeleton will have thickened areas in which the chitin is reinforced or stiffened by materials
Arthropod_exoskeleton
Board game
Chitin: I is a science fiction microgame published by Metagaming Concepts in 1977 in which bands of intelligent insects vie for resources. Chitin: I is
Chitin:_I
Class of enzymes
In enzymology, a chitin synthase (EC 2.4.1.16) is an enzyme that catalyzes the chemical reaction UDP-N-acetyl-D-glucosamine + [1,4-(N-acetyl-beta-D-glucosaminyl)]n
Chitin_synthase
Enzyme
In enzymology, a chitin deacetylase (EC 3.5.1.41) is an enzyme that catalyzes the chemical reaction chitin + H2O ⇌ {\displaystyle \rightleftharpoons }
Chitin_deacetylase
Chitin-glucan complex (CGC) is a copolymer (polysaccharide) that makes up fungal cell walls, consisting of covalently-bonded chitin and branched 1,3/1
Chitin-glucan_complex
Polysaccharide from crustacean shells
and N-acetyl-D-glucosamine (acetylated unit). It is made by treating the chitin shells of shrimp and other crustaceans with an alkaline substance, such
Chitosan
Structural support for biological cells
and the squid beak. Chitin forms into fibers and the fibers are organized into one of three crystalline shapes, α/β/γ. The chitin in arthropods and sponges
Extracellular_matrix
Group of snails
growth is the chitin fibers of the matrix. Specifically, goethite crystals nucleate on these chitin fibers and push aside or engulf the chitin fibers as they
Limpet
Chemical Insecticide
three modes of action (mechanisms of action): juvenile hormone analogs, chitin synthesis inhibitors, and ecdysone receptor agonists. Juvenile hormone analogs
Insect_growth_regulator
Phylum of marine animals also known as lamp shells
(long, unbranched polysaccharides), in which other materials are embedded: chitin in the periostracum; apatite containing calcium phosphate in the primary
Brachiopod
Colour in living creatures caused by interference effects
from different directions. A diffraction grating constructed of layers of chitin and air gives rise to the iridescent colours of various butterfly wing scales
Structural_coloration
Outermost layer of some cells
polysaccharides. Fungi possess cell walls constructed from the polymer chitin, specifically N-acetylglucosamine. Diatoms have a unique cell wall composed
Cell_wall
Chemical compound
belonging to the class of insecticides called insect growth regulators. It is a chitin synthesis inhibitor belonging to the benzoylurea class (IRAC group 15).
Lufenuron
Organic compound that consists only of carbon, hydrogen, and oxygen
and glycogen) and as structural components (e.g., cellulose in plants and chitin in arthropods and fungi). The 5-carbon monosaccharide ribose is an important
Carbohydrate
Organic chemical compound
Glucosamine is part of the structure of two polysaccharides, chitosan and chitin. Glucosamine is one of the most abundant monosaccharides. It is produced
Glucosamine
Common and widespread fly of the family Stratiomyidae
be used to produce chitin. Chitin is used in shipping as an agent against biofouling. It is also used in water purification. Chitin also has potential
Hermetia_illucens
Various biological tissues or structures
arthropod cuticle is chitin, a polysaccharide composed of N-acetylglucosamine units, together with proteins and lipids. The proteins and chitin are cross-linked
Cuticle
Superorder of cephalopod molluscs
small internal skeleton in the form of a rod-like gladius or pen, made of chitin. Squid diverged from other cephalopods during the Jurassic and radiated
Squid
Bone-like material
traditionally centered on producing composites of organic polysaccharides (chitin, chitosan, alginate) and minerals (hydroxyapatite). Alginate scaffolds,
Artificial_bone
Sri Lankan materials scientist
from the University of Colombo, where his doctoral research focused on chitin nanofibers under Prof. K.M. Nalin de Silva. Wijesena serves as Senior Lecturer
Ruchira_Wijesena
Glucose polymer used as energy store in plants
polysaccharide glycogen. By contrast, many structural polysaccharides such as chitin, cellulose, and peptidoglycan are linked by β-glycosidic bonds, which are
Starch
Taxonomic clade
clade of generally small spiralians characterized by complex jaws made of chitin. It comprises the phyla Gnathostomulida, Rotifera and Micrognathozoa. Chaetognatha
Gnathifera_(Spiralia)
Molecules secreted by pathogenic fungi to modulate the host's immune response
molecules from the fungal pathogen's cell wall, such as polysaccharides and chitin, are recognised by membrane-localised pattern recognition receptors (PRRs)
Fungal_effectors
Maltotriose Melezitose Raffinose (also called melitose) Stachyose Cellulose Chitin Chitosan Dextrin Dextran Galactan Glycogen Glycosaminoglycan Galactomannan
List_of_sugars
Swiss chemist (1906–2008)
compounds psilocybin and psilocin. Hofmann discovered the structure of chitin in 1929. He authored more than 100 scientific articles and numerous books
Albert_Hofmann
Veterinary medical products classification subgroup
ATCvet code QP53 Ectoparasiticides, including insecticides and repellents is a therapeutic subgroup of the Anatomical Therapeutic Chemical Classification
ATCvet_code_QP53
Genus of crustaceans
human food or fish meal,[citation needed] though valuable compounds such as chitin and chitosan can be extracted from their shells. The genus first appeared
Squilla
American singer-songwriter
Overnight Lows Studio album by Sunny Ozell Released March 13, 2020 Length 41:32 min. Label Chitin Records
Sunny_Ozell
Clade of microscopic fungi
unconventional phagocytic feeding habits (typical fungi are osmotrophic), chitin has been observed in the inner layer of resting spores, and in immature
Rozellida
External skeleton of an organism
providing attachment points for musculature. Arthropod exoskeletons contain chitin; the addition of calcium carbonate makes them harder and stronger, at the
Exoskeleton
Enzyme
Chitin disaccharide deacetylase (EC 3.5.1.105, chitobiose amidohydolase, COD, chitin oligosaccharide deacetylase, chitin oligosaccharide amidohydolase)
Chitin disaccharide deacetylase
Chitin_disaccharide_deacetylase
Class of insecticide
insect growth regulators. They act by inhibiting chitin synthase, preventing the formation of chitin in the insect's body. The insecticidal activity of
Benzoylurea_insecticide
Division of fungi
fungal lineages, and their membership in kingdom Fungi is demonstrated with chitin cell walls, a posterior whiplash flagellum, absorptive nutrition, use of
Chytridiomycota
Order of soft deep-water corals with chitin skeletons
corals. These corals can be recognized by their jet-black or dark brown chitin skeletons, which are surrounded by their colored polyps (part of coral that
Black_coral
Protein domain found in carbohydrate-active enzymes
are closely related. Carbohydrate-binding module family 5 (CBM5) binds chitin. CBM5 and CBM12 are distantly related. Carbohydrate-binding module family
Carbohydrate-binding_module
Animal flesh produced by culturing cells
on animals, chitin derived from fungi is of greater interest. It has mostly been studied by Pelling Group. Chitosan is derived from chitin in a process
Cultured_meat
Hard shell of some spherical marine animals
skeletal structure, made of hard material such as calcium carbonate, silica, chitin or composite materials. As such, it allows the protection of the internal
Test_(biology)
Chemical compound
Polysaccharides Beta-glucan Oat beta-glucan Lentinan Sizofiran Zymosan Cellulose Chitin Chitosan Dextrin / Dextran Fructose / Fructan Inulin Galactose / Galactan
Galactose-α-1,3-galactose
Genus of crustaceans
morphological defenses in Daphnia. Chitin-modifying enzymes (chitin deacetylases) have been shown to catalyse the N-deacetylation of chitin to influence the protein-binding
Daphnia
Barnacles that attach to whales
a fast-moving host. The shell plates are made of calcium carbonate and chitin. Whale barnacles may live for up to a year, and often slough off along migration
Whale_barnacle
Hard, protective outer layers created by an animal that lives in the sea
without a backbone), and is typically composed of calcium carbonate or chitin. Most shells that are found on beaches are the shells of marine mollusks
Seashell
Mesophilic hydrolase
oligosaccharides containing chitin. In this chitinase function, the enzyme contributes to the ability of many organisms to break down chitin-containing molecules
N-acetyl-β-d-glucosaminidase
Species of bacterium
Isoptericola jiangsuensis is a Gram-positive, chitin-degrading and non-motile bacterium from the genus Isoptericola which has been isolated from beach
Isoptericola_jiangsuensis
Biological molecule
peptidoglycan (formerly called murein). GlcNAc is the monomeric unit of the polymer chitin, which forms the exoskeletons of arthropods like insects and crustaceans
N-Acetylglucosamine
Species of beetle
innermost endocuticle. The outer exocuticle contains helicoidal fibrous chitin protein lamellae called Bouligand structures, which gives figeater beetles
Figeater_beetle
Chemical compound
Polysaccharides Beta-glucan Oat beta-glucan Lentinan Sizofiran Zymosan Cellulose Chitin Chitosan Dextrin / Dextran Fructose / Fructan Inulin Galactose / Galactan
Amylose
Sweet-tasting, water-soluble carbohydrates
than disaccharides are oligosaccharides and polysaccharides. Cellulose and chitin are polymers, often crystalline, found in diverse plants and insects, respectively
Sugar
Chinese-American neuroscientist (born 1947)
PMID 28167753. Yan JN (March 1974). "Properties and cellular localization of chitin synthetase in Phycomyces blakesleeanus". The Journal of Biological Chemistry
Yuh_Nung_Jan
Miniature circus sideshow
pollinated by bees Beeswax Honey Propolis Royal jelly Carmine/Cochineal Polish Chitin Kermes Sericulture Silk Shellac Model organism Drosophila melanogaster Harmful
Flea_circus
Order of flying mammals
enzymes to better process insects, such as chitinase to break down their chitin exoskeleton. Vampire bats, probably due to their diet of blood, are unique
Bat
Species of archaeon
Pyrococcus chitonophagus (Thermococcus chitonophagus pre-2016) is a chitin-degrading, hyperthermophilic archaeon isolated from a deep-sea hydrothermal
Pyrococcus_chitonophagus
Bodypart of certain cephalopods
mantle and usually extends for its entire length. Composed primarily of chitin, it lies within the shell sac, which is responsible for its secretion. Some
Gladius_(cephalopod)
Sugars that contain free OH group at the anomeric carbon atom
Polysaccharides Beta-glucan Oat beta-glucan Lentinan Sizofiran Zymosan Cellulose Chitin Chitosan Dextrin / Dextran Fructose / Fructan Inulin Galactose / Galactan
Reducing_sugar
Species of bacterium
live in brackish or saltwater where they attach themselves easily to the chitin-containing shells of crabs, shrimp, and other shellfish. Some strains of
Vibrio_cholerae
Natural plant polysaccharides
Polysaccharides Beta-glucan Oat beta-glucan Lentinan Sizofiran Zymosan Cellulose Chitin Chitosan Dextrin / Dextran Fructose / Fructan Inulin Galactose / Galactan
Inulin
Species of fungus
activity. Chitinases and chitin synthases are regulated for the lysis and synthesis of the major cell wall component chitin, and have important morphogenetic
Mucor_mucedo
Materials made out of fungi growth
such as the content of chitin, chitosan, glucans, manoproteins, and cellulose. Research suggests that the concentration of chitin, for instance, can be
Mycelium-based_materials
Treatment for constipation and hepatic encephalopathy
Polysaccharides Beta-glucan Oat beta-glucan Lentinan Sizofiran Zymosan Cellulose Chitin Chitosan Dextrin / Dextran Fructose / Fructan Inulin Galactose / Galactan
Lactulose
20th-century Russian mystic
a time-warping force-field generated by the secret "geometric" power of chitin. He was granted a Russian patent in 1995 on a device containing beehive
Viktor_Grebennikov
Study of crustaceans
subphylum of arthropods classified by having a hard exoskeleton made of chitin or chitin and calcium, three body regions, and jointed, paired appendages. Crustaceans
Carcinology
Phylum of invertebrates with jointed exoskeletons
the phylum Arthropoda. They possess an exoskeleton with a cuticle made of chitin, often mineralised with calcium carbonate, a body with differentiated (metameric)
Arthropod
Spores produced in an ascus
β-glucan woven with chitin, laid down as soon as the young spore is sealed off from the surrounding ascus. In many species, the chitin is quickly chemically
Ascospore
Chemical compound
apply. The compound inhibits chitin formation, targeting specifically larval insect stages that actively synthesize chitin. The adults of non-target species
Novaluron
Darts that some snails shoot into each other during mating
Urocyclidae within the superfamily Helicarionoidea. Chitinous (composed of chitin) love darts occur in the pulmonate land snail families Ariophantidae (superfamily
Love_dart
Basic unit of life forms
growth as it moves forward. The cell walls of fungi are uniquely made of a chitin-glucan complex. Chloroplasts are not found in fungal cells, their pigments
Cell_(biology)
Small rigid plate that grows out of an animal's skin
moths), scales are plates on the surface of the insect wing, made out of chitin instead of keratin, and provide coloration. Scales are quite common and
Scale_(zoology)
Village in Mazandaran province, Iran
rural district. Iran portal Also known as Chasan, Chetīn, Chītan, Chīten, Chitin, and Chittin OpenStreetMap contributors (22 October 2024). "Chetan, دهستان
Chetan,_Iran
Alpha Omega Arab-Israeli Wars Arduin (role-playing game) BattleFleet Mars Chitin: I Chivalry & Sorcery (role-playing game) CirKis Cosmic Encounter Down Styphon
1977_in_games
Chemical compound
pathway is unique to several species of yeast, higher fungi (containing chitin in their cell walls), and the euglenids. It has been reported from bacteria
Α-Aminoadipate_pathway
Family of venomous sea snails
immobilize their prey using a modified, dartlike, barbed radular tooth, made of chitin, along with a venom gland containing neurotoxins. Molecular phylogeny research
Cone_snail
plants show symbiotic-activated calcium waves upon exposure to short chain chitin oligomers. It has been reported that production of these molecules by the
Common symbiosis signaling pathway
Common_symbiosis_signaling_pathway
Chemical compound
juvenile termites from developing into adults by disrupting the synthesis of chitin, the main component of an insect's exoskeleton. Noviflumuron is primarily
Noviflumuron
Plant cell wall polysaccharide
and the third most abundant polysaccharide on Earth after cellulose and chitin. Xylans are polysaccharides made up of β-1,4-linked xylose (a pentose sugar)
Xylan
Species of gastropod
is unique among land snails in that the organic shell layers contain no chitin. This species was described under the name Helix hookeri by an English conchologist
Notodiscus
Group of eukaryotes which includes animals and fungi, among other groups
the fungi. Opisthokont characteristics include synthesis of extracellular chitin in exoskeleton, cyst/spore wall, or cell wall of filamentous growth and
Opisthokont
Species of woodboring beetle
pollinated by bees Beeswax Honey Propolis Royal jelly Carmine/Cochineal Polish Chitin Kermes Sericulture Silk Shellac Model organism Drosophila melanogaster Harmful
Deathwatch_beetle
Chemical compound
Polysaccharides Beta-glucan Oat beta-glucan Lentinan Sizofiran Zymosan Cellulose Chitin Chitosan Dextrin / Dextran Fructose / Fructan Inulin Galactose / Galactan
Sinistrin
Species of plants
indcrop.2015.02.023. Liopa-Tsakalidi, A.; Barouchas, P. E. (2011). "Salinity, chitin and GA3 effects on seed germination of chervil ('Anthriscus cerefolium')"
Chervil
Type of fictional spacecraft or starship made of biological elements
"scaffolding" materials to keep their shape, such as the xylem in trees or bone and chitin in animals. In the science fiction short story "Specialist" by Robert Sheckley
Bioship
Species of lemur
The animal's faeces are invariably found to contain fragments of insect chitin. In captivity this lemur was found to be very selective about what it ate
Masoala_fork-marked_lemur
Glucose polymer used as energy store in animals
been investigated as potential drug delivery systems. Bioenergetic systems Chitin Peptidoglycan McArdle, William D.; Katch, Frank I.; Katch, Victor L. (2006)
Glycogen
Hedgehog kept as a pet
fat. They also require chitin, which comes from the exoskeleton of insects; fiber in the diet may be a substitute for the chitin component. There are prepared
Domesticated_hedgehog
Reflecting only some colours of light
resplendens, reflect circularly polarized light due to their specialized chitin layers.[citation needed] Chloroplasts: The ordered arrangement of chlorophyll
Dichroism
Type of sugar molecule
N-acetyl-D-glucosamine (a 2-amino-2-deoxysugar), which is the main component of chitin. Derivatives of amine containing sugars, such as N-acetylglucosamine and
Amino_sugar
Simple ketonic monosaccharide found in many plants
Polysaccharides Beta-glucan Oat beta-glucan Lentinan Sizofiran Zymosan Cellulose Chitin Chitosan Dextrin / Dextran Fructose / Fructan Inulin Galactose / Galactan
Fructose
Subspecies of honey bee
color that is relieved by stripes of a subdued lighter brown color. Their chitin is dark, but it is possible to find lighter colored or brown colored rings
Carniolan_honey_bee
Structural fibrous protein
biological matter known to approximate the toughness of keratinized tissue is chitin. Keratin comes in two types: the primitive, softer forms found in all vertebrates
Keratin
Clade containing fungi and some protists
Rozella (Cryptomycota) is the earliest diverging fungal genus in which chitin has been observed at least in some stages of their life cycle, although
Holomycota
Phylum of marine animals
with a lophophore (a "crown" of tentacles), and build upright tubes of chitin to support and protect their soft bodies. They live in most of the oceans
Phoronid
Species of beetle
to the beetle's appendages. In the beetle's procuticle, polysaccharide α-chitin combines with proteins to form fibers within each layer. These fibers spiral
Phloeodes_diabolicus
Species of fish
to its stomach containing high volumes of indigestible materials such as chitin, cellulose, and lignin. This species has adapted to digest protein and organic
Citharinus_citharus
Type of antigen that produces an abnormally vigorous immune response
The house dust mite, its feces and chitin are common allergens
Allergen
Change in optical rotation of a chiral substance due to interconversion of anomers
Polysaccharides Beta-glucan Oat beta-glucan Lentinan Sizofiran Zymosan Cellulose Chitin Chitosan Dextrin / Dextran Fructose / Fructan Inulin Galactose / Galactan
Mutarotation
6-carbon simple sugar
Polysaccharides Beta-glucan Oat beta-glucan Lentinan Sizofiran Zymosan Cellulose Chitin Chitosan Dextrin / Dextran Fructose / Fructan Inulin Galactose / Galactan
Hexose
Polysaccharides formed from mannose
Polysaccharides Beta-glucan Oat beta-glucan Lentinan Sizofiran Zymosan Cellulose Chitin Chitosan Dextrin / Dextran Fructose / Fructan Inulin Galactose / Galactan
Mannans
CHITIN
CHITIN
CHITIN
CHITIN
Girl/Female
Hindu, Indian
A Prize
Girl/Female
American, Australian, Chinese, German
Small and Womanly; Female Version of Charles; Carl; Little Champion
Female
Finnish
Finnish form of Latin Pia, PIIA means "pious."
Girl/Female
Tamil
Light
Female
Esperanto
Esperanto name GAJA means "glad."
Girl/Female
American, Australian, Christian, Jamaican
Praised Woman; Praiseworthy
Boy/Male
Hindu
God name
Girl/Female
Arabic, Muslim
Head; Foremost; Also Blooming or Flourishing
Boy/Male
Latin American French Teutonic
Iegal.
Boy/Male
Irish
Happy.
CHITIN
CHITIN
CHITIN
CHITIN
CHITIN
n.
Any species or marine hydroids, of the genus Hydractinia and allied genera. These hydroids form, by their rootstalks, a firm, chitinous coating on shells and stones, and esp. on spiral shells occupied by hermit crabs. See Illust. of Athecata.
n.
The chitinous fiber forming the spiral thread of the tracheae of insects. See Illust. of Trachea.
a.
Having the nature of chitin; consisting of, or containing, chitin.
n.
One of the movable chitinous spines or hooks of an annelid. They usually arise in clusters from muscular capsules, and are used in locomotion and for defense. They are very diverse in form.
n.
Any hard calcareous or chitinous organ found in the mouth of various invertebrates and used in feeding or procuring food; as, the teeth of a mollusk or a starfish.
n.
Any hydroid which has tubular chitinous stems.
n.
Any species of Sertularia, or of Sertularidae, a family of hydroids having branched chitinous stems and simple sessile hydrothecae. Also used adjectively.
n.
A special structure found in the mouth of most mollusks, except bivalves. It consists of several muscles and a cartilage which supports a chitinous radula, or lingual ribbon, armed with teeth. Also applied to the radula alone. See Radula.
n.
One of the cells which secrete the chitinous teeth of Mollusca.
n. pl.
An extensive order of parasitic worms. They are found in the internal cavities of animals belonging to all classes. Many species are found, also, on the gills and skin of fishes. A few species are parasitic on man, and some, of which the fluke is the most important, are injurious parasites of domestic animals. The trematodes usually have a flattened body covered with a chitinous skin, and are furnished with two or more suckers for adhesion. Most of the species are hermaphrodite. Called also Trematoda, and Trematoidea. See Fluke, Tristoma, and Cercaria.
n.
A hard chitinous or calcareous process or corpuscle, especially a spicule of the Alcyonaria.
n.
The hard calcareous or chitinous external covering of mollusks, crustaceans, and some other invertebrates. In some mollusks, as the cuttlefishes, it is internal, or concealed by the mantle. Also, the hard covering of some vertebrates, as the armadillo, the tortoise, and the like.
n.
The chitinous cup which protects the hydranths of certain hydroids.
a.
Covered with a hard chitinous case, as the pupa of certain files.
n.
An inner cellular layer which lies beneath the chitinous cuticle of arthropods, annelids, and some other invertebrates.
n.
One of the peculiar minute chitinous hooks found in large numbers in the tori of tubicolous annelids belonging to the Uncinata.
n.
The process of becoming chitinous.
n.
One of the two pairs of upper thoracic appendages of most hexapod insects. They are broad, fanlike organs formed of a double membrane and strengthened by chitinous veins or nervures.
n.
One of the chitinous supports, or veins, in the wings of incests.