Lub luag haujlwm ntawm penicillin hu ua dab tsi?
Lub luag haujlwm ntawm penicillin hu ua dab tsi?

Video: Lub luag haujlwm ntawm penicillin hu ua dab tsi?

Video: Lub luag haujlwm ntawm penicillin hu ua dab tsi?
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Anonim

Lub nplhaib twisted hauv cheeb tsam sab saud yog hu ua beta lactam nplhaib; nws yog lub active cheeb tsam ntawm lub penicillin molecule. Txhua yam ntawm penicillin muaj tib lub nplhaib beta lactam.

Raws li, tus qauv ntawm penicillin yog dab tsi?

Qhov tseem ceeb structural feature ntawm lub penicillins yog plaub-tus tswv cuab β-lactam nplhaib; cov txheej txheem kev tsim kho no yog qhov tseem ceeb rau penicillin cov antibacterial kev ua haujlwm. Lub nplhaib β-lactam yog nws tus kheej fused rau tsib lub nplhaib thiazolidine.

Ib yam nkaus, puas yog Penicillin yog ib qho inhibitor? Penicillin ua zoo inhibitor vim nws plaub lub ntsej muag beta lactam nplhaib, uas ua rau nws tshwj xeeb tshaj yog cov tshuaj tiv thaiv. Penicillin ua raws li kev tua tus kheej inhibitor los ntawm kev khi nrog cov enzyme transpeptidase nws inactivates nws tus kheej. Qee cov kab mob tau tsim tawm tsam beta-lactams.

Ib yam nkaus, dab tsi yog penicillin chav nyob?

Thoob ntiaj teb unit ntawm penicillin yog qhov tshwj xeeb penicillin kev ua 0.6 microgram ntawm sodium ntsev. ntawm penicillin G. Yog li 1 mg ntshiab penicillin G sodium sib npaug 1667 chav nyob ,,1mg:ua penicillin G poov tshuaj sib npaug 1595 chav nyob.

Puas yog Penicillin yog enzyme?

Penicillin irreversibly inhibits tus enzyme transpeptidase los ntawm kev cuam tshuam nrog serine seem hauv transpeptidase. Cov tshuaj tiv thaiv no yog irreversible thiab yog li kev loj hlob ntawm cov kab mob cell phab ntsa yog inhibited.

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