galactan


Also found in: Encyclopedia, Wikipedia.

ga·lac·tan

(gă-lak'tan),
A polymer of galactose occurring naturally, along with galacturonans and arabans, in pectins, for example, agar.
Synonym(s): galactosans

galactan

/ga·lac·tan/ (gah-lak´tan) any polymer composed of galactose residues and occurring in plants.
References in periodicals archive ?
Chemical analysis indicated that early losses in arabinan and galactan were associated with early strength loss.
For both fungi, significant levels (greater than 5%) of arabinan and galactan were degraded at lower levels of MOR loss compared with xylan and mannan, where 5 percent loss occurred after approximately 40 percent MOR loss, and glucan, where 5 percent loss occurred after MOR loss above 75 percent.
This study demonstrated that the immunomodulatory effect of AGAF belongs to [beta]-(1 [right arrow] 3, 1 [right arrow] 6) galactan backbone possessed the potential as inducer of DC maturation.
A carrageenan from Gymnogongrus griffithsiae and a galactan from Cryptonemia crenulata were also reported to inhibit multiplication of DENV2 in Vero cells (152).
The low frequency of hyperhydricity on a medium with agar might be due to a sulphated galactan in agar (Nairn et al.
Arabinogalactans are polymers with a galactan backbone and arabinan side chains (Choct, 1997).
H] regions of antibodies against the carbohydrate antigens galactan and levan are also encoded by [V.
Contrary to OAAO, acid extraction condition reduce the length of rhamnogalacturonan I side chains by depolymerising arabinan and galactan polymers.