Video: Koj ua EMB Agar li cas?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Tshem tawm 36 grams ntawm PEB Agar hauv 1000 mls ntawm cov dej ntxhia. Tshav kub kom yaj nruab nrab kom tiav. Tshem tawm thiab ua kom tsis muaj menyuam los ntawm autoclaving ntawm 15 lbs. siab (121 ° C) rau 15 feeb.
Hauv qhov no, dab tsi tuaj yeem loj hlob ntawm EMB agar?
Qee hom kab mob Salmonella thiab Shigella yuav ua tsis tau kom loj hlob ntawm EMB Agar . Qee cov kab mob gram-positive, xws li enterococci, staphylococci, thiab poov xab yuav loj hlob ntawm qhov nruab nrab no thiab feem ntau tsim cov ntsiab lus tseem ceeb. Tsis muaj kab mob, tsis muaj kab mob lactose-fermenting yuav thiab loj hlob ntawm qhov nruab nrab no.
Kuj Paub, vim li cas thiaj siv EMB agar? Eosin methylene xiav agar ( EMB ) yog kev xaiv thiab sib txawv nruab nrab siv cais cov quav quav quav. Eosin Y thiab methylene xiav yog pH qhia cov xim zas xim uas sib xyaw ua kom cov xim daj tsaus ntuj los nag ntawm pH qis; lawv kuj ua haujlwm los tiv thaiv kev loj hlob ntawm feem ntau cov kab mob Gram zoo.
Tom qab ntawd, lo lus nug yog, yam khoom xyaw ua rau EMB Agar sib txawv?
Eosin -Methylene Xiav ( EMB ) Agar yog a sib txawv nruab nrab rau kev kuaj pom ntawm Gram tsis zoo nkag mus rau cov kab mob. Qhov nruab nrab muaj peptone, lactose, sucrose, dipotassium phosphate, eosin thiab methylene blue dyes.
Puas yog E coli loj hlob ntawm EMB agar?
Tsuas yog cov kab mob gram-negative loj hlob ntawm EMB agar . Cov kab mob gram-positive raug txwv los ntawm cov dyes eosin thiab methylene blue ntxiv rau agar . Vim tias muaj zog fermentation ntawm lactose thiab tsim tawm ntau ntau ntawm cov kua qaub, cov cheeb tsam ntawm Escherichia coli cov pom tsaus nti thiab xiav-dub nrog cov xim ntsuab xim hlau.
Pom zoo:
Koj paub li cas yog tias koj muaj chiggers hauv koj lub tsev?
Cov cim thiab tsos mob ntawm tus chigger tom yog dab tsi? Tshaj tawm khaus yog cov tsos mob tshwm sim tshaj plaws. Qhov chaw ntawm qhov tom tuaj yeem ua rau liab, tiaj, lossis tsa; qee zaum nws zoo li pustule lossis blister. Qhov khaus yog vim muaj cov stylostome thiab feem ntau yog khaus tshaj li ntawm 1-2 hnub tom qab tom
Koj yuav qhia tau li cas yog tias koj muaj moles hauv koj lub vaj?
Saib ob qhov cim qhia kom paub tias koj tab tom cuam tshuam nrog moles: qhia cov dab neeg toj roob hauv pes (roob hluav taws zoo li cov av ntawm qhov nkag qhov av) thiab tsa cov av toj roob hauv pes (kwv yees li 1 nti siab los ntawm 4 nti dav). Moles kuj tsim qhov chaw mos hauv koj cov nyom uas ntog thaum koj taug kev ntawm lawv
Koj yuav paub tau li cas yog tias koj muaj ib lub txiv ntoo hauv koj lub vaj?
Mole Puas Tsuaj Xyuas koj cov av thiab cov nyom rau lawv qhov av. Lawv yuav zoo li tsa cov roob hluav taws zoo li o tuaj hauv koj lub vaj. Qhov av qhov av los yog toj roob hauv pes tseem qhia txog kev ua haujlwm mole
Dab tsi yog cov lus nug uas koj yuav tsum nug koj tus kheej thaum koj ntsuas koj tus kheej rau kev ntxhov siab?
Hauv qab no pom peb lo lus nug Hanna qhia koj tus kheej thaum koj muaj kev ntxhov siab txhawm rau ua kom koj tus kheej rov qab los. 'Qhov kev nyuab siab no puas yog kuv lub siab lossis lwm tus?' 'Kuv puas tuaj yeem pab tau?' 'Kuv yuav tsum tsim kom muaj ciam teb dab tsi?'
Qhov sib txawv ntawm EMB agar thiab MacConkey Agar yog dab tsi?
MacConkey Agar Phaj Cov additives no ua rau agar tsuas yog tso cai rau kev loj hlob ntawm Gram-tsis zoo kab mob, thaum inhibiting kev loj hlob ntawm Gram-zoo kab mob. Eosin Methylene Blue (EMB) agar daim hlau ua tib yam tab sis siv ob lub zas xim, eosin thiab methylene xiav, txhawm rau sib txawv ntawm cov kab mob