Puas yog doxycycline inhibit protein synthesis?
Puas yog doxycycline inhibit protein synthesis?

Video: Puas yog doxycycline inhibit protein synthesis?

Video: Puas yog doxycycline inhibit protein synthesis?
Video: Antibiotics: Protein Synthesis Inhibitors: Part 3 2024, Lub Xya hli ntuj
Anonim

Mechanism ntawm kev nqis tes ua. Doxycycline yog ib tug broad spectrum tshuaj tua kab mob. Nws txwv cov synthesis ntawm kab mob cov protein los ntawm kev khi rau 30S ribosomal subunit, uas tsuas yog pom hauv cov kab mob.

Tsis tas li cov lus nug yog, cov tshuaj tua kab mob twg inhibit protein synthesis?

Cov tshuaj tua kab mob tuaj yeem tiv thaiv kev sib txuas ntawm cov protein los ntawm kev tsom mus rau 30S subunit, piv txwv xws li spectinomycin, tetracycline, thiab aminoglycosides kanamycin thiab streptomycin, lossis mus rau 50S subunit, piv txwv ntawm uas suav nrog clindamycin , chloramphenicol , linezolid thiab macrolides erythromycin tshuaj , Kuj Paub, cov tshuaj tua kab mob uas inhibit protein synthesis ua haujlwm li cas? Txhua tus tshuaj tua kab mob lub hom phiaj kab mob protein synthesis ua yog li los ntawm kev cuam tshuam nrog cov kab mob ribosome thiab inhibiting nws txoj haujlwm. Lub ribosome yuav tsis zoo li lub hom phiaj zoo rau kev xaiv toxicity, vim hais tias txhua lub hlwb, nrog rau peb tus kheej, siv ribosomes rau protein synthesis.

Qhov thib ob, ua li cas tetracyclines inhibit protein synthesis?

Lawv inhibit protein synthesis los ntawm kev thim rov qab rau cov kab mob 30S ribosomal subunit thiab tiv thaiv cov aminoacyl tRNA los ntawm kev khi rau qhov chaw ntawm ribosome. Tetracyclines inhibits protein synthesis nyob rau hauv ob qho tib si kab mob thiab tib neeg lub hlwb.

Doxycycline puas cuam tshuam kev loj hlob?

Doxycycline tuaj yeem ua rau cov hniav tsis muaj xim mus tas li thiab ua rau qeeb kev loj hlob ntawm cov pob txha. Cov tshuaj no yuav tsum tsis txhob muab rau cov menyuam yaus hnub nyoog 8 xyoos thiab hluas dua (tshwj tsis yog kev kho mob ntawm kev nqus cov pa nqus pa lossis kab mob rickettsia), tshwj tsis yog hais qhia los ntawm tus menyuam tus kws kho mob.

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