Nyob rau hauv alkaptonuria lub enzyme uas tsis yog synthesis?

Cov txheej txheem:

Nyob rau hauv alkaptonuria lub enzyme uas tsis yog synthesis?
Nyob rau hauv alkaptonuria lub enzyme uas tsis yog synthesis?
Anonim

In alkaptonuria, HGD enzyme tsis tuaj yeem metabolize homogentisic acid (tsim los ntawm tyrosine) rau hauv 4-maleylacetoacetate, thiab homogentisic acid theem hauv cov ntshav yog 100-fold siab dua li qhov xav tau. ib txwm xav tau, txawm tias muaj ntau npaum li cas raug tshem tawm mus rau hauv cov zis los ntawm lub raum.

Dab tsi enzyme tsis txaus hauv alkaptonuria?

Alkaptonuria yog ib qho mob autosomal recessive uas tshwm sim los ntawm qhov tsis txaus ntawm

enzyme homogentisate 1, 2-dioxygenase . Qhov no enzyme deficiency ua rau nce qib ntawm homogentisic acid, ib yam khoom ntawm tyrosine thiab phenylalanine metabolism.

Dab tsi tau tso rau hauv alkaptonuria?

Alkaptonuria, los yog "dub zis kab mob", yog ib yam kab mob uas tsis tshua muaj tshwm sim uas tiv thaiv lub cev tag nrho ua rau ob lub tsev protein (amino acids) hu ua tyrosine thiab phenylalanine. Nws ua rau muaj kev tsim cov tshuaj hu ua homogentisic acid hauv lub cev.

Yam tshuaj twg tau tso rau hauv cov ntaub so ntswg sib txuas hauv alkaptonuria?

Ntau homogentisic acid thiab lwm yam sib txuastau tso rau hauv cov ntaub so ntswg sib txuas, uas ua rau pob txha mos thiab tawv nqaij kom tsaus. Nyob rau tib lub sijhawm, kev tsim cov tshuaj no hauv cov pob qij txha ua rau mob caj dab. Homogentisic acid kuj tau tawm hauv cov zis, ua rau cov zis tig tsaus thaum raug huab cua.

Yuav ua li cas homogentisic acid ua tautxo?

Kev kho mob nrog ascorbic acid ob zaug ib hnub tuaj yeem txo qis cov ntaub so ntswg puas tsuaj, thiab cov menyuam yaus cuam tshuam kuj tau muab tso rau ntawm cov khoom noj muaj protein tsawg. Nitisinone therapy yuav txo tau homogentisic acid ntau lawm.

Pom zoo:

Nthuav cov khoom
Thaum twg peb lub pas dej tauv tsim?
Nyeem ntxiv

Thaum twg peb lub pas dej tauv tsim?

Peb lub Gorges Dam yog lub pas dej loj loj uas hla tus Dej Yangtze los ntawm lub nroog Sandouping, hauv Yiling District, Yichang, Hubei xeev, nruab nrab Tuam Tshoj, nqes ntawm peb Gorges. Peb Gorges Dam tau ua lub chaw nres tsheb loj tshaj plaws hauv ntiaj teb raws li kev teeb tsa muaj peev xwm txij li xyoo 2012.

Puas yog acetamide muaj ntxhiab tsw?
Nyeem ntxiv

Puas yog acetamide muaj ntxhiab tsw?

Cov tshuaj acetamide yog cov tshuaj acetic acid-derived uas tau txheeb pom tias yog tsw zoo li ammonia lossis vinegar. Nws tseem yuav cling rau qhov chaw uas musculus nyob rau hauv pw tsaug zog thiab yuav tau txais zaub mov scrounge. Vim li cas acetamide yaj hauv dej?

Kuv puas tau mob plawv?
Nyeem ntxiv

Kuv puas tau mob plawv?

Feem ntau, lawv tshwm sim los ntawm kev ntxhov siab thiab kev ntxhov siab, lossis vim tias koj tau muaj caffeine, nicotine, lossis cawv ntau dhau lawm. Lawv kuj tuaj yeem tshwm sim thaum koj cev xeeb tub. Muaj tsawg zaus, palpitations tuaj yeem yog ib qho cim ntawm lub plawv mob hnyav dua.