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Tus kab mob streptococci twg cuam tshuam rau kev txhim kho cov hniav caries?

Cov txheej txheem:

Tus kab mob streptococci twg cuam tshuam rau kev txhim kho cov hniav caries?
Tus kab mob streptococci twg cuam tshuam rau kev txhim kho cov hniav caries?

Video: Tus kab mob streptococci twg cuam tshuam rau kev txhim kho cov hniav caries?

Video: Tus kab mob streptococci twg cuam tshuam rau kev txhim kho cov hniav caries?
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Tawm ntawm xya hom mutans streptococci pawg, S. mutans thiab S. sobrinus tau feem ntau cuam tshuam rau hauv cov kab mob ntawm cov hniav caries [9]. Kev koom tes ntawm ob hom no nrog cov kab mob hniav tau raug soj ntsuam hauv ntau qhov kev tshawb fawb thiab kev hloov pauv loj tau raug tshaj tawm.

Dab tsi streptococci cuam tshuam rau kev loj hlob ntawm caries?

Cov neeg ua txhaum loj tshaj plaws uas cuam tshuam nrog kev kho hniav yog ob hom los ntawm mutans streptococci pawg, Streptococcus mutans thiab Streptococcus sobrinus, tab sis lwm yam kab mob kuj tuaj yeem koom nrog hauv cov txheej txheem, xws li caries cov ntsiab lus nquag tau pom tias tsis muaj chaw nyob S.mutans los yog S. sobrinus.

qhov ncauj streptococci yog dab tsi?

Oral streptococci tsim an arsenal ntawm adhesive molecules uas tso cai rau lawv kom muaj txiaj ntsig zoo colonize ntau cov ntaub so ntswg hauv qhov ncauj. Tsis tas li ntawd, lawv muaj lub peev xwm zoo tshaj plaws los metabolize carbohydrates los ntawm fermentation, yog li tsim cov kua qaub raws li cov khoom lag luam.

Muaj pes tsawg hom Streptococcus muaj?

INTRODUCTION. Streptococcus hom xa mus rau gram-zoo streptococci uas tsis yog pneumococci. Tam sim no muaj kwv yees li 50 homntawm Streptococci, txawm li cas los xij, tsuas yog tsib tus kab mob hauv tib neeg.

Qhov txawv ntawm beta alpha thiab gamma hemolysis yog dab tsi?

Qhov sib txawv tseem ceeb ntawm alpha beta thiab gamma hemolysis yog alpha hemolysis yog ib feem ntawm cov qe ntshav liab hauv cov ntshav thiab beta hemolysis yog kev puas tsuaj tag nrho ntawm cov qe ntshav liab. nyob rau hauv cov ntshav, thaum gamma hemolysis tsis koom nrog ib qho kev tawg ntawm cov qe ntshav liab.

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