Từ điển công nghệ thực phẩm - Q
... flavonoids. Alternatively known as 6-deoxymannose. - L -rhamnosidases EC 3.2.1.40. Hydrolyse termi- nal, non-reducing - L -rhamnose residues in - L - rhamnosides. Can be used to reduce the ... of sub- atomic particles (Į-particles and ȕ-particles) or elec- tromagnetic rays (X-rays and gamma rays). Radiofrequency Electromagnetic wave frequency between audio and infrared. Radio...
Ngày tải lên: 23/10/2013, 18:20
... en- zymes of industrial interest, such as metalloen- zymes, protein glutaminases and keratinases. Chrysin Member of the flavones. Synonyms include 5,7-dihydroxy-2-phenyl-4H-1-benzopyran-4-one ... Also known as 2-hydroxycinnamic acid lactone and 2H-1-benzopyran-2-one. Coumarins Group of aromatic compounds and lactones that are derived from coumarin (2H- 1- benzopyran-2-one) by substitut...
Ngày tải lên: 15/09/2012, 17:55
... foods and bev- erages. Bitter acids Bitter compounds in hops, specifi- cally Į-acids (humulones) and ȕ-acids (lupu- lones). 41 Barley fibre Bavistin Barley fibre Rich source of ȕ-glucans. Used ... 2,3-butanediol, and a precursor of the flavour com- pound diacetyl (2,3-butanedione). Formed by micro- bial fermentation in various foods and beverages, especially wines. Formation of 2,3-butyle...
Ngày tải lên: 23/10/2013, 18:20
Từ điển công nghệ thực phẩm - C
... en- zymes of industrial interest, such as metalloen- zymes, protein glutaminases and keratinases. Chrysin Member of the flavones. Synonyms include 5,7-dihydroxy-2-phenyl-4H-1-benzopyran-4-one ... carcinogens 1,3-dichloro-2-propanol (1,3-DCP) and its precursor 3-monochloropropane-1,2-diol (3-MCPD) have been detected in foods, including soy sauces and products containing acid-hydrolysed ......
Ngày tải lên: 23/10/2013, 18:20
Từ điển công nghệ thực phẩm - E
... cell lysis. Endo-1, 3- -xylanases Alternative term for xylan endo-1, 3- -xylosidases. Endo-1, 4- -xylanases EC 3.2.1.8. Glycosidases that catalyse the endohydrolysis of 1, 4- - D -xylosidic linkages ... Endo-1,3(4 )- -glucanases EC 3.2.1.6. Glycosi- dases that hydrolyse the 1, 3- and 1, 4- - D -glucosidic bonds in ȕ-glucans, which are typically found in oats, barley,...
Ngày tải lên: 23/10/2013, 18:20
Từ điển công nghệ thực phẩm - H
... fac- tors, and plant growth and maturation. Predominant sugars present are: D -xylose, D -glucose, D - galactose, D -mannose, L -arabinose, D - glucuronic acid, D -galacturonic acid, L - rhamnose, L -fucose ... on the 2,3-benzopyrrole (indole) skeleton. Indole-containing organic compounds include tryptophan, skatole, indole alkaloids, in- dol-3-ylacetic acid and indole-3-carbin...
Ngày tải lên: 23/10/2013, 18:20
Từ điển công nghệ thực phẩm - A
... Į-N- acetylglucosaminidases (EC 3.2.1.50), which hydro- lyse terminal non-reducing N-acetyl- D -glucosamine residues in N-acetyl- - D -glucosaminides, and manno- syl-glycoprotein endo-ȕ-N-acetylglucosamidases (EC 3.2.1.96), ... terminal, non-reducing - L - arabinofuranoside residues in - L -arabinosides. Re- lease arabinose from - L -arabinofuranosides, - L - arabinan...
Ngày tải lên: 23/10/2013, 18:20
Từ điển công nghệ thực phẩm - D
... fructotransferases (DFA-III- forming) or (DFA-I-forming). Present in chicory, which is a source of inulin. Difructose anhydride III ( - D -fructofuranose - D -fructofuranose 1,2c:2,3c- dianhydride) ... derivative trans-10-hydroxy- 2- decenoic acid occurs in royal jelly and is used as a marker for this product, while another, 10-oxo-trans- 8- decenoic acid, is produced by mushroo...
Ngày tải lên: 23/10/2013, 18:20
Từ điển công nghệ thực phẩm - G
... 3.2.1 com- prising Į-galactosidases, ȕ-galactosidases and galactanases. Į-Galactosidases EC 3.2.1.22. Glycosidases which hydrolyse terminal, non-reducing - D -galactose residues in - D -galactosides, ... medi- cines. Gentiobiose Disaccharide reducing sugar produced by reaction of two molecules of glucose in the pres- ence of ȕ -glucosidases. Systematic name is 6-O- ȕ - D -glucopy...
Ngày tải lên: 23/10/2013, 18:20
Từ điển công nghệ thực phẩm - J
... hydrolyse 1, 4- - D -glucosidic linkages in - D -glucans containing both 1, 3- and 1,4-bonds. Act on ȕ-glucans in cereals and on lichenin, but not on - D -glucans containing only 1, 3- or 1,4-bonds. ... Synonyms in- clude S-(alanin-3-yl )- L -cysteine and 2,2c-diamino-3,3c- thiobis(propionic acid). The lanthionine skeleton oc- curs in lantibiotics, a group of polypeptide...
Ngày tải lên: 23/10/2013, 18:20