Video: Puas yog Serratia marcescens ferment qab zib?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Serratia marcescens muaj peev xwm zom cov mannitol los ua kua qaub, tab sis cov pa tsis tau tsim. Ntshav qab zib - Zoo rau fermentation ntawm qab zib los tsim cov kua qaub, tab sis tsis zoo rau kev tsim roj.
Raws li, yog Serratia marcescens lactose fermenter?
Lactose feem ntau yog fermented sai los ntawm Escherichia, Klebsiella thiab qee hom Enterobacter thiab qeeb dua los ntawm Citrobacter thiab qee yam Serratia hom. Proteus, tsis zoo li cov coliforms, deaminates phenylalanine mus rau phenylpyruvic acid, thiab nws tsis ferment cov lactose . Feem ntau, Proteus yog urease zoo sai.
Qhov thib ob, kuv yuav ua li cas thiaj paub tias kuv muaj Serratia marcescens? Hauv qhia paub cov kab mob, ib tus kuj tseem tuaj yeem ntsuas methyl liab, uas txiav txim siab yog tias cov kab mob me me ua rau sib xyaw ua kua qaub. S. marcescens ua rau muaj qhov ntsuas tsis zoo. Lwm qhov kev txiav txim siab ntawm S. marcescens yog nws lub peev xwm los tsim cov lactic acid los ntawm oxidative thiab fermentation metabolism.
Raws li, yog Serratia marcescens indole zoo lossis tsis zoo?
Kev Ntsuas Tshuaj Biochemical thiab Txheeb Xyuas Serratia marcescens
| Yam Ntxim Saib Ntxim Ua | Cov khoom (Serratia marcescens) |
|---|---|
| Indole | Tsis zoo (-ve) |
| Kev txav mus los | Zoo (+ve) |
| MR (Methyl Liab) | Tsis zoo (-ve) |
| Nitrate txo | Zoo (+ve) |
Leej twg thiaj li tau txais Serratia marcescens?
Nws cuam tshuam nrog cov kab mob tso zis thiab ua pa, endocarditis, osteomyelitis, septicemia, mob txhab, mob qhov muag, thiab mob meningitis. Kev sib kis yog los ntawm kev sib cuag ncaj qha. Droplets ntawm S . marcescens tau pom muaj kev loj hlob ntawm cov catheters, thiab hauv kev xav tias muaj menyuam tsis taus.
Pom zoo:
Puas noj cov dej qab zib nce ntshav qab zib?
A: Noj cov dej qab zib ua rau muaj kev pheej hmoo ntawm ntshav qab zib los ntawm qhov cuam tshuam tsis zoo rau cov kab mob hauv plab, tso cov tshuaj insulin, thiab nkag siab. Lawv kuj ua rau cov ntshav qab zib nce siab thaum tus neeg noj carbohydrates, ua rau lub duav ncig thiab lub cev rog
Puas yog cov dej qab zib zoo tshaj li cov dej qab zib li niaj zaus?
Cov dej qab zib noj yog dej qab zib uas ua piv txwv saj ntawm cov dej qab zib ib txwm tab sis muab tsawg lossis tsis muaj qab zib. Cov neeg tsim khoom qab zib feem ntau thov tias cov dej qab zib noj qab haus huv muaj txiaj ntsig zoo dua li cov dej qab zib ib txwm thiab nws yog qhov kev xaiv zoo tshaj plaws rau cov neeg sim poob phaus. Thiaj li, ntau tus neeg pom kev noj zaub mov qab zib yog qhov kev xaiv zoo dua
Cov neeg mob ntshav qab zib puas tuaj yeem noj khoom qab zib?
Cheese thiab Whole-Grain Crackers Lawv yog cov khoom noj txom ncauj zoo yog tias koj muaj ntshav qab zib. Thaum cov crackers tuaj yeem muaj cov carbohydrates ntau, cov rog hauv cov cheese thiab fiber hauv cov crackers tuaj yeem tiv thaiv lawv los ntawm kev nce koj cov ntshav qab zib (10, 11, 44, 45). Txhawm rau zam cov khoom xyaw no, ib txwm xaiv cov crackers ua nrog 100% cov nplej tag nrho
Puas yog cov dej qab zib noj tau zoo nrog ntshav qab zib?
Diet soda thiab ntshav qab zib Tswj cov ntshav qab zib yog lub hom phiaj niaj hnub rau cov neeg mob ntshav qab zib hom 1 thiab hom 2. Yog tias koj ua haujlwm khaws koj cov piam thaj hauv cov ntshav los yog tswj koj qhov hnyav, koj tuaj yeem xaiv cov dej qab zib noj. Tsawg hauv calories thiab qab zib, haus dej qab zib zoo li yog lwm txoj hauv kev zoo rau cov dej qab zib
Puas yog Pseudomonas aeruginosa ferment qab zib?
Pseudomonas aeruginosa yog kab mob gram-negative bacillus pom dav hauv qhov, hauv av thiab dej. P. aeruginosa muaj tsawg cov zaub mov xav tau thiab tuaj yeem hloov kho rau lwm yam kab mob uas tsis muaj kev tiv thaiv. Nws tsis ferment lactose lossis lwm yam carbohydrates tab sis oxidizes qabzib thiab xylose