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Iimveliso

L-threonine

Inkcazelo emfutshane:

I-L-threonine yinto ephilayo, kunye ne-chemical formula ye-C4H9NO3 kunye ne-molecular formula ye-nh2-ch (COOH) - choh-ch3.

I-L-threonine yafunyanwa kwi-fibrin hydrolyzate ngu-W · C · RO kwi-1935 kwaye ibonakalise ukuba yinto yokugqibela ebalulekileyo ye-amino acid efunyenweyo.Igama layo lekhemikhali ngu-α— Amino – β— i-Hydroxybutyric acid ine-stereoisomers ezine, kwaye luhlobo lwe-L kuphela olunomsebenzi webhayoloji.

 


Iinkcukacha zeMveliso

Iithegi zeMveliso

Inkcazo

a.Isetyenziswa ikakhulu njengesongezelelo sesondlo.Ukufudumala kwe-Co kunye ne-glucose kulula ukuvelisa i-flavour evuthayo kunye ne-chocolate, enokuthi ikhulise incasa.Inokusetyenziswa kwakhona kuphando lwe-biochemical.

b.I-Threonine yi-amino acid ebalulekileyo njengesondlo sezondlo.I-Threonine isoloko yongezwa kwisondlo samantshontsho eehagu aselula kunye neenkukhu.Yesibini ethintela i-amino acid yokutya kwehagu kunye nesesithathu esinciphisa i-amino acid yokutya kweenkukhu.Yongezwa kwisondlo ikakhulu yenziwe ngengqolowa, ibhali kunye nezinye iinkozo.

c.Isongezo sokutya, sikwasetyenziselwa ukulungiselela ukunyuswa kwe-amino acid kunye nokulungiswa okubanzi kwe-amino acid.

d.Isetyenziselwa unyango oluncedisayo lwe-peptic ulcer.Iyakwazi ukunyanga i-anemia, i-angina pectoris, i-arteritis, ukungaphumeleli kwentliziyo kunye nezinye izifo zentliziyo.

e.I-Threonine (L-threonine) yabekwa yodwa kwaye ichongiwe kwi-fibrin hydrolyzate yi-WC rose ngo-1935.Yesibini okanye yesithathu enciphisa i-amino acid yemfuyo kunye neenkukhu.Idlala indima ebaluleke kakhulu kwimpilo yezilwanyana.Njengokukhuthaza ukukhula kunye nokuphucula umsebenzi wokuzivikela omzimba;Ukulinganisa i-amino acids ekutyeni ukwenza umlinganiselo wee-amino acids usondele kwiprotheyini efanelekileyo, ukuze kuncitshiswe iimfuno zemfuyo kunye neenkukhu kumxholo weprotheyini ekutyeni.Ukungabikho kwe-threonine kunokukhokelela ekunciphiseni kokutya, ukuvinjelwa kokukhula, ukunciphisa ukusetyenziswa kwesondlo, ukuvinjelwa komsebenzi we-immune kunye nezinye iimpawu.Kwiminyaka yakutshanje, i-lysine kunye ne-methionine synthetics isetyenziswe ngokubanzi kwisondlo.I-Threonine ngokuthe ngcembe ibe sisithintelo esichaphazela ukusebenza kwemveliso yezilwanyana.Uphando olongezelelweyo ngethreonine luya kunceda ukukhokela ngokufanelekileyo imfuyo kunye nemveliso yeenkukhu.

f.I-Threonine (L-threonine) yi-amino acid ezinokuthi izilwanyana zingakwazi ukudibanisa kodwa zidinga.Ingasetyenziselwa ukulungelelanisa ngokuchanekileyo ukubunjwa kwe-amino acid yokutya, ukuhlangabezana neemfuno zokukhula kwezilwanyana kunye nokugcinwa, ukuphucula ubunzima kunye nesantya senyama enqabileyo, kunye nokunciphisa umlinganiselo wenyama yokutya;Inokuphucula ixabiso lesondlo sezinto zokutya kunye ne-amino acid digestibility ephantsi kunye nokuphucula ukusebenza kwemveliso yokutya okuphantsi kwamandla;Inokunciphisa inqanaba leprotheyini ekrwada kwisondlo, iphucule izinga lokusetyenziswa kwe-nitrogen yokutya kunye nokunciphisa iindleko zesondlo;Ingasetyenziselwa ukufuya iihagu, iinkukhu, amadada kunye neemveliso zasemanzini zodidi oluphezulu.I-L-threonine sisongezo sesondlo esiveliswa kukubiliswa kolwelo olunzulu kunye nokusulungekiswa ngesitatshi sombona kunye nezinye izinto ezikrwada ezisekwe kumgaqo webioengineering.Iyakwazi ukulungelelanisa ibhalansi ye-amino acid kwisondlo, ikhuthaze ukukhula, iphucule umgangatho wenyama, iphucule ixabiso lesondlo sempahla ekrwada kunye ne-amino acid digestibility ephantsi, kwaye ivelise ukutya okuphantsi kweeprotheyini, ezinceda ukugcina izixhobo zeprotheni, ukunciphisa iindleko zokutya. izinto ekrwada, ukunciphisa isiqulatho nitrogen kwimfuyo kunye nenkuku ilindle kunye nomchamo, kunye noxinaniso ammonia kunye nesantya ukukhululwa kwimfuyo kunye nezindlu zeenkukhu.Isetyenziswa kakhulu ukongeza ukutya kwamantshontsho ehagu, ukufuya ihagu, ukutya kwebroiler, ukutya kwe shrimp kunye ne eel feed.

g.I-Threonine (i-L-threonine) yiyona kuphela i-amino acid engayifaki i-deamination kunye ne-transamination kwi-catabolism yomzimba, kodwa iguqulelwe ngokuthe ngqo kwezinye izinto ngokusebenzisa i-catalysis ye-threonine dehydratase, i-threonine dehydrogenase kunye ne-threonine aldolase.Ngokomzekelo, i-threonine inokuguqulwa ibe yi-butyryl coenzyme A, i-succinyl coenzyme A, i-serine, i-glycine, njl. Ukongeza, i-threonine egqithisileyo inokunyusa i-lysine- α- Umsebenzi we-ketoglucose reductase.Ukongeza inani elifanelekileyo le-threonine ekutyeni kunokuphelisa ukuhla kobunzima bomzimba obubangelwa yi-lysine egqithisileyo, kunye nokuncipha kweprotheyini / i-deoxyribonucleic acid (DNA) kunye ne-RNA / dna ratio kwisibindi kunye nezicubu zomzimba.Ukongezwa kwe-threonine nako kunokunciphisa inhibition yokukhula ebangelwa yi-tryptophan eninzi okanye i-methionine.Kubikwa ukuba uninzi lokufunxwa kwethreonine kwiinkukhu kwi-duodenum, isityalo kunye nesisu sedlala.Emva kokufunxa, i-threonine iguqulwa ngokukhawuleza ibe yiprotheni yesibindi kwaye ifakwe emzimbeni.

Ulwazi lweMveliso

Inombolo yeCas: 72-19-5

Ubunyulu:≥98.5%

Ifomula: C4H9NO3

Ifomula Wt.Igama: 119.1192

5

Igama leKhemikhali: L-hydroxybutyric acid;Iqela le-amino- β- Hydroxybutyric acid;2s, 3R) - 2-amino-3-hydroxybutyric acid;Threonine;H-Thr-OH

Igama le-IUPAC : L-hydroxybutyric acid;Iqela le-amino- β- Hydroxybutyric acid;2s, 3R) - 2-amino-3-hydroxybutyric acid;Threonine;H-Thr-OH

Indawo enyibilikayo: 256(dec.)(lit.)

Ukunyibilika: Ukunyibilika emanzini (200g/l, 25 ℃), akunyibiliki kwimethanol, ethanol, ether kunye nechloroform.

Imbonakalo: Ikristale emhlophe okanye umgubo wekristale, equlathe 1/2 yamanzi ekristale.Ayinavumba, imnandi kancinci.

Ukuthumela ngenqanawa kunye noGcino

Ukugcinwa kweTempile: Iphakheji evaliweyo kwibhotile yeglasi yomlomo omdaka.Gcina kwindawo epholileyo neyomileyo kude nokukhanya.

Ixesha lenqanawa: Itywiniwe, ipholile kwaye ibubungqina bokuvuza.

Iimbekiselo

1. I-Xuqingyang, i-fengzhibin, i-sunyuhua, njl.CNKI;Wanfang, 2007

2. Fengzhibin, wangdongyang, xuqingyang, njl Isiphumo somthombo wenitrogen kwi-L-threonine fermentation.Ijenali yaseTshayina yobunjineli bezinto eziphilayo, ngo-2006


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