
Isisu kwi-microbiology sisixhobo selabhoratri esisetyenziselwa ukwenza iisampulu ze-homogenize, ngokuqhelekileyo kuhlalutyo lwe-microbiological. Esi sixhobo sibalulekile ekulungiseleleni i-homogeneity yesampulu ngelixa kugcinwa ukusebenza kwe-microorganisms. Idlala indima ebalulekileyo kwiinkqubo ezahlukeneyo zovavanyo, kubandakanya ukhuseleko lokutya, amayeza, kunye nokubeka iliso kokusingqongileyo.
Kwiilebhu ze-Microbiology, ii-stumbaers ziqeshwe ukuqhekeza iisampulu eziqinileyo kunye nokukhupha ii-microorganisms kuhlalutyo olulandelayo. Oku kuqinisekisa ukuba iisampulu zixutywe ngokulinganayo kwaye zimele, okuyimfuneko kuvavanyo oluchanekileyo lwe-microbial. Zisetyenziswa ngokubanzi ngabavelisi kunye nababoneleli kumashishini apho ukuthembeka kwesampulu kubalulekile.
I-sutuster yaphuhliswa ngeminyaka yoo-1970 njengenye indlela yokuxuba kunye neendlela ezishukumayo ezinokonakalisa iimicroorganisms ezibuthathaka. Ivele ngenxa yesidingo sendlela ethembekileyo nesebenzayo yokulungiselela isampula kwizifundo ze-microbiological.
Ukusukela kwintshayelelo yabo, ii-stumbaers ziguqule iilebhu ze-microbiology ngokwandisa ukusebenza kakuhle kunye nokuchaneka kulungiselelo lwesampulu. Baye baba sisixhobo esisemgangathweni kwiilabhoratri ezisetyenziswa ziifektri kunye namaziko ophando kwihlabathi liphela.
Izisu ngokuqhelekileyo ziquka izixhobo zokubhexa kunye negumbi okanye ibhegi apho isampuli ibekwe khona. Indlela yokubheqa yenza isenzo soomatshini ukwenza i-homogenize isampuli ngokugqibeleleyo. Oku kuluncedo ngakumbi kwiinkcubeko ze-microbial ezinobuthathaka ezinokuchatshazelwa ziindlela ezinobundlobongela.
Utyando lubandakanya ukubeka isampulu kwisingxobo esomeleleyo, esingenazintsholongwane, size sifakwe kwisisu sesisu. Umatshini usebenzisa iipaddles ukuxova ngobunono isampuli, uqinisekisa ukuxuba ngokucokisekileyo ngaphandle kokonakalisa i-microorganisms. Oku kuqinisekisa ukuba isampulu igcina isibalo sayo sokuqala se-microorganism kunye nesakhiwo, iluncedo kuhlalutyo olongezelelweyo.
Izisu zisetyenziswa kakhulu kwishishini lokutya ukuvavanya ubukho bentsholongwane efana ne-E. coli kunye ne-Salmonella. Oku kubalulekile ukuba abavelisi baqinisekise ukuba iimveliso zabo ziyahlangabezana nemigangatho yokhuseleko phambi kokuba zifike emarikeni.
Kwishishini lamachiza, i-sutusters incedisa ababoneleli ekuqinisekiseni umxholo we-microbial kwiimveliso zihambelana nemimiselo yokhuseleko. Kwizifundo zokusingqongileyo, banceda ukuvavanya inani le-microbial kumhlaba kunye neesampuli zamanzi, ukubonelela ngedatha ebalulekileyo kuvavanyo lwempembelelo yokusingqongileyo.
Izibilini zivumela ukulungiswa kwesampulu engaguqukiyo, abavelisi abancedisayo kunye nababoneleli ekugcineni ulawulo lomgangatho kuzo zonke iibhetshi. Oku kuhambelana kubalulekile ukuhlangabezana neenkcukacha zemveliso kunye nemigangatho yokulawula.
Ngokungafaniyo neeblender, ezinokuvelisa ubushushu kunye nokucheba okunokuthi kwenzekalise ii-microorganisms, izisu zibonelela ngendlela ethambileyo. Oku kuqinisekisa imfezeko yesampulu, ibalulekile kuthelekiso lwe-microbiological kunye nokuthembeka kwiziphumo.
Iindlela zokungcangcazela azisebenzanga kangako xa kuthelekiswa neesusumba, azinayo i-homogenization echanekileyo efunekayo kuhlalutyo lwe-microbial oluchanekileyo. Oku kwenza ukuba izidumba zibe lukhetho olukhethwayo lweefektri kunye neelebhu ezibeka phambili ukuchaneka.
Iiprothokholi ezisemgangathweni zibandakanya ukubeka isampuli kwingxowa ye-homogenous, ukuqinisekisa nokuba usasazo phambi kovavanyo. Obu buchule buqinisekisa ukuba i-aliquot nganye esetyenziselwa uvavanyo imele isampuli yonke, iphucula ukuthembeka kweziphumo.
Inkqubela phambili yamva nje ikhokelele ekudalweni kwesantya esiguquguqukayo kunye nezixhobo zesisu ezicwangcisekileyo, ezibonelela ngokuguquguquka okukhulu kwiintlobo ezahlukeneyo zesampulu. Abavelisi bahlala bephucula uyilo lokuphucula ukusebenza kakuhle kunye nokusebenza.
Olu tshintsho luvumela iilabhoratri, kubandakanywa nezo zisebenza kwimizi-mveliso, ukuba zisebenze iisampuli ezininzi ngokufanelekileyo, ukunciphisa ixesha kunye nokuphucula imveliso. Baxhasa usetyenziso olwahlukeneyo, ukusuka kuvavanyo olusisiseko lwemicrobial ukuya kuhlalutyo oluntsonkothileyo lwemolekyuli.
Ngelixa izinto ezininzi, izidumba zisenokungalungeli zonke iintlobo zeesampulu, ngakumbi ezo zifuna iimeko ezithile ezingabonelelwanga ziingxowa eziqhelekileyo. Oku kufuna ezinye iindlela kwiimfuno ezithile zohlalutyo.
Ukugcinwa rhoqo kunye nokusebenza okuchanekileyo kuyafuneka ukuphepha ukungcoliseka kunye nokuqinisekisa ukusebenza okufanayo. Ababoneleli banikezela ngezikhokelo zokuphatha kunye nokucoca ngokufanelekileyo ukugcina ukusebenza kakuhle kwesisu.
Inkqubela phambili yexesha elizayo inokubona ukudityaniswa kwetekhnoloji ehlakaniphile, enje ngesampulu ezizenzekelayo zeprosesa kunye neenkqubo zokudityaniswa kwedatha. Oku kuya kwandisa ngakumbi amandla eesusustas ekuqhubeni nasekuhlalutyeni iisampuli ngokufanelekileyo.
Uphuhliso oluqhubelekayo kunye nokwamkelwa kwezixhobo eziphuculweyo zesisu kuya kwandisa ukuchaneka kohlalutyo kunye nokwandisa izicelo, iilabhoratri ezixhamlayo, abavelisi, kunye nababoneleli kumashishini ahlukeneyo.
I-Kedun inikezela ngezisombululo ezibanzi zesampulu ye-homogenization kwi-microbiology, igxile ekusebenzeni kakuhle kunye nokuthembeka. Iimveliso zethu ziyilelwe ukuhlangabezana neemfuno ezahlukeneyo zabavelisi kunye nababoneleli ngokuqinisekisa ulungiselelo oluchanekileyo lwesampulu. Izixhobo zethu ze-susuper eziphucukileyo zenzelwe ukuphucula ukuphuma kwelabhoratri kunye nokuchaneka. Ngokuzibophelela ekuqaliseni izinto ezintsha kunye nomgangatho, i-Kedun incedisa iilabhoratri kwihlabathi jikelele ekufezekiseni uhlalutyo olungaguqukiyo noluthembekileyo lwe-microbiological.
Uphendlo olushushu lomsebenzisi:isaster microbiology
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