20:
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and peridermal cell walls of higher plants. Suberins and lignins are considered covalently linked to lipids and carbohydrates, respectively, and lignin is covalently linked to suberin, and to a lesser extent, to cutin. Suberin is a major constituent of
147:. The cells in this layer are dead and abundant in suberin, preventing water loss from the tissues below. Suberin can also be found in various other plant structures. For example, they are present in the
187:
monomers include α-hydroxyacids (mainly 18-hydroxyoctadec-9-enoic acid) and α,ω-diacids (mainly octadec-9-ene-1,18-dioic acid). The monomers of the polyaromatics are
274:
Lewis, N. G.; Yamamoto, E.; Wooten, J. B.; Just, G.; Ohashi, H.; Towers, G. H. (1987). "Monitoring biosynthesis of wheat cell-wall phenylpropanoids in situ".
120:. This allows the plant to select the solutes that pass further into the plant. It thus forms an important barrier to harmful solutes. For example,
202:. The role of glycerol is proposed to interlink aliphatic monomers, and possibly also to link polyaliphatics to polyaromatics, during suberin
556:
171:
domain. The polyaromatics are predominantly located within the primary cell wall, and the polyaliphatics are located between the
522:
19:
179:. The two domains are supposed to be cross-linked. The exact qualitative and quantitative composition of suberin
549:
690:
685:
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104:
or
Casparian band, functions to prevent water and nutrients taken up by the root from entering the
680:
505:
Evans, W.C.; Evans, D. (2009). "Chapter 42 - Cell differentiation and ergastic cell contents".
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biosynthesis, and the biosynthesis of aromatics shares the same upstream reactions with
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Kolattukudy, P. E. (1980). "Biopolyester
Membranes of Plants: Cutin and Suberin".
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Kolattukudy, P. E. (1984). "Biochemistry and function of cutin and suberin".
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on the stems of many plants and the net structure in the rind of a
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of the aliphatic monomers shares the same upstream reactions with
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49:, also complex macromolecules, form a protective barrier in the
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92:, suberin is deposited in the radial and transverse/tangential
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222:
69:
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125:
89:
194:
In addition to the aromatics and aliphatics components,
273:
210:
step of aromatic monomers has been shown to involve a
384:
Bernards, M.A. (March 2002). "Demystifying suberin".
327:"Suberin: The biopolyester at the frontier of plants"
235:
also occurs in the polyaromatic part of the suberin
198:
has been reported a major suberin component in some
68:. Its main function is as a barrier to movement of
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16:Hydrophobic lipid polyester in plant cell walls
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509:(16th ed.). Elsevier. pp. 551–562.
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191:and derivatives, such as feruloyltyramine.
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143:(or cork). This is outermost layer of the
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183:varies in different species. Some common
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88:and a somewhat 'rubbery' material. In
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163:Suberin consists of two domains, a
29:is a lipophilic, complex polyester
13:
515:10.1016/B978-0-7020-2933-2.00042-3
14:
702:
251:– a monomeric unit within suberin
112:. Instead, water must bypass the
155:is composed of suberised cells.
507:Trease and Evans' Pharmacognosy
100:. This structure, known as the
41:. Suberin, interconnected with
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1:
296:10.1126/science.237.4820.1344
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468:10.1126/science.208.4447.990
7:
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10:
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413:Canadian Journal of Botany
386:Canadian Journal of Botany
159:Structure and biosynthesis
652:
573:
58:, and is named after the
37:called suberin acids and
352:10.3389/fchem.2015.00062
135:Suberin is found in the
124:use suberin to minimize
33:of plants, composed of
331:Frontiers in Chemistry
80:Anatomy and physiology
35:long-chain fatty acids
23:
584:Hydroxycinnamic acids
189:hydroxycinnamic acids
22:
460:1980Sci...208..990K
343:2015FrCh....3...62G
288:1987Sci...237.1344L
454:(4447): 990–1000.
392:(3): 227–240(14).
325:Graça, J. (2015).
128:intake from their
96:of the endodermal
84:Suberin is highly
24:
668:
667:
524:978-0-7020-2933-2
419:(12): 2918–2933.
173:primary cell wall
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691:Phenylpropanoids
686:Plant physiology
576:phenylpropanoids
567:phenylpropanoids
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282:(4820): 1344–6.
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593:Furanochromones
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102:Casparian strip
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255:Suberinic acid
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229:biosynthesis.
208:polymerization
206:assembly. The
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177:cell membrane
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169:polyaliphatic
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139:layer of the
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65:Quercus suber
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660:Rhododendrin
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249:Suberic acid
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219:biosynthesis
216:
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165:polyaromatic
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153:netted melon
134:
108:through the
83:
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26:
25:
629:Stilbenoids
604:Monolignols
574:Classes of
86:hydrophobic
675:Categories
619:Flavonoids
261:References
233:Phlobaphen
214:reaction.
212:peroxidase
114:endodermis
94:cell walls
31:biopolymer
614:Chalcones
609:Coumarins
589:Chromones
565:Types of
476:0036-8075
433:0008-4026
185:aliphatic
149:lenticels
132:habitat.
122:mangroves
51:epidermal
653:Examples
644:Suberins
492:46497057
484:17779010
371:26579510
312:20580637
304:17801473
243:See also
196:glycerol
181:monomers
175:and the
141:periderm
130:littoral
118:symplast
116:via the
110:apoplast
60:cork oak
39:glycerol
639:Lignins
634:Lignans
456:Bibcode
448:Science
362:4626755
339:Bibcode
284:Bibcode
276:Science
237:mixture
204:polymer
200:species
137:phellem
74:solutes
47:lignins
27:Suberin
521:
490:
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337:: 62.
310:
302:
227:lignin
167:and a
43:cutins
488:S2CID
308:S2CID
223:cutin
106:stele
98:cells
90:roots
70:water
519:ISBN
480:PMID
472:ISSN
429:ISSN
367:PMID
300:PMID
217:The
145:bark
126:salt
72:and
56:cork
45:and
511:doi
464:doi
452:208
421:doi
394:doi
357:PMC
347:doi
292:doi
280:237
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
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