![Lub hom phiaj ntawm kev xeem lactose fermentation yog dab tsi? Lub hom phiaj ntawm kev xeem lactose fermentation yog dab tsi?](https://i.answers-medical.com/preview/medical-health/13865885-what-is-the-purpose-of-lactose-fermentation-test-j.webp)
Video: Lub hom phiaj ntawm kev xeem lactose fermentation yog dab tsi?
![Video: Lub hom phiaj ntawm kev xeem lactose fermentation yog dab tsi? Video: Lub hom phiaj ntawm kev xeem lactose fermentation yog dab tsi?](https://i.ytimg.com/vi/_9-40PVJzO0/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Lactose Fermentation Test. Lub hom phiaj yog saib seb cov microbe tuaj yeem ferment tau carbohydrates ( qab zib ) lactose ua cov pa roj carbon. Yuav ua li cas txiav txim siab lactose fermentation? Yog tias lactose tau fermented los tsim cov khoom ua kua qaub, pH ntawm nruab nrab yuav poob.
Ua qhov no hauv kev txiav txim siab, lub hom phiaj ntawm kev ntsuas qabzib fermentation yog dab tsi?
Cov carbohydrates kev sim fermentation yog siv los txiav txim siab seb puas muaj kab mob tuaj yeem siv qee yam carbohydrates . Nws ntsuas seb puas muaj cov kua qaub los yog roj tsim los ntawm carbohydrates fermentation. Cov xov xwm hauv txhua lub raj muaj ib zaug xwb carbohydrates - hauv qhov no qabzib, lactose, thiab sucrose.
Ib yam nkaus, yuav ua li cas fermentation ntawm lactose kuaj pom? Cov siv lead ua violet thiab cov kua tsib ua rau lub cev loj hlob ntawm cov kab mob Gram-positive uas tso cai rau xaiv thiab cais cov kab mob gram-negative. Cov kab mob Enteric uas muaj peev xwm ua tau ferment lactose ua tau kuaj pom siv cov carbohydrates cov lactose , thiab qhov ntsuas pH nruab nrab liab.
Tsis tas li, yog vim li cas lactose fermentation tseem ceeb?
Piv txwv ntawm cov khoom noj uas tau siv fermentation ntawm lactose suav nrog yogurt, cheese thiab fermented mis nyuj haus xws li kefir. Cov fermentation txheej txheem pab txwv kev kis tus kab mob tsis xav tau thiab lwm yam kab mob vim tias nws nce acidity ntawm cov zaub mov. Nws kuj ua kom muaj qab ntxiag.
Cov xov xwm twg yog siv los txiav txim siab lactose fermentation?
MacConkey Agar (MAC) yog qhov kev xaiv thiab qhov sib txawv nruab nrab tsim los cais tawm thiab sib txawv nkag mus raws li lawv lub peev xwm ferment ferment lactose. Cov ntsev ntsev thiab siv lead ua violet tiv thaiv kev loj hlob ntawm cov kab mob Gram zoo. Lactose muab qhov chaw ntawm cov carbohydrates yooj yim, tso cai rau sib txawv.
Pom zoo:
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