i-centrifuge iyithuluzi elivamile lelebhu elihlukanisa

I-centrifuge iyithuluzi elivamile lelebhu elihlukanisa izinto ezahlukahlukene ngokusekelwe ekubuneni kwazo kanye nosayizi wezinhlayiya. Ngendlela yalo ejikelezayo, i-centrifuge isebenzisa amandla e-centrifugal kumasampula, okwenza izinhlayiya ezisindayo zithuthele phansi kwamapayipi noma amapuleti kuyilapho izinto ezilula zikhuphukela phezulu. Leli thuluzi lithola ukusetshenziswa okubanzi ocwaningweni, ekuxilongweni kwemitholampilo, kanye nasezilabhorethri zezimboni. Kulesi sihloko, sizohlola isimiso sokusebenza se-centrifuge, izinhlobo zayo ezahlukene, izinto ezibalulekile lapho kusetshenziswa eyodwa, izinhlelo zokusebenza eziphawulekayo, kanye nentuthuko kwezobuchwepheshe be-centrifugation.

I. Isimiso Sokusebenza Se-Centrifuge

A. Ukukhiqizwa Kwamandla E-Centrifugal

Ama-Centrifuge asebenza ngesimiso samandla e-centrifugal, okuyiwona amandla angaphandle abonwa yinto ehamba endleleni egobile. Lapho i-rotor ijikeleza ngokushesha, idala amandla e-centrifugal asunduza amasampula kude ne-rotor axis.

B. Indlela Yokuhlukanisa

Ukuhlukana kwe-centrifuge kwenzeka ngenxa yokwehluka kobuningi bezinhlayiya noma usayizi. Izinhlayiya ezisindayo ziya phansi njengoba zibhekene namandla aphezulu e-centrifugal, zakha i-pellet noma i-sediment. Okwamanje, izinhlayiya ezilula noma izinto ziyantanta phezulu, zakha i-supernatant.

II. Izinhlobo ze-Centrifuge

A. Ama-Microcentrifuge

Ama-Microcentrifuge ama-centrifuge amancane, asezingeni eliphezulu aklanyelwe amasampula aphansi. Lawa avame ukusetshenziswa ku-biology yamangqamuzana, i-biochemistry, kanye nocwaningo lwezokwelapha.

B. Ama-Ultracentrifuge

Ama-Ultracentrifuge ayizinsimbi ezisheshayo ezijikeleza kuma-RPM aphezulu kakhulu, zikhiqiza amandla aphezulu e-centrifugal. Avumela ukuhlukaniswa kwezinhlayiya ezinobukhulu obufana kakhulu, njengokuhlukaniswa kwama-organelle eseli.

C. Ama-Centrifuge emodeli yephansi

Ama-centrifuge emodeli yephansi ayizinto ezinkulu futhi ezinamandla kakhulu ezivame ukusetshenziswa ezindaweni zezimboni, emalabhorethri emithi, noma emabhange egazi. Lawa ayakwazi ukucubungula amavolumu amakhulu nokusingatha imithwalo ephezulu.

III. Izinto Ezibalulekile Okufanele Uzicabangele Lapho Usebenzisa I-Centrifuge

A. I-Centrifuge Rotor

Ukukhetha i-rotor efanele kubalulekile ukuze kufezwe ukuhlukaniswa okufanele. Uhlobo lwe-rotor kanye nomthamo wayo kufanele kukhethwe ngokucophelela ngokusekelwe kuvolumu yesampula, usayizi, kanye nezidingo ezithile zokusetshenziswa.

B. Isivinini kanye nokusheshisa

Ijubane elifanele kanye nokusheshisa kumele kusethwe ukuqinisekisa ukuhlukaniswa okuphumelelayo ngaphandle kokulimaza isampula noma ithuluzi. Izimo zokufaka i-centrifuging ziyahlukahluka kuye ngohlobo lwesampula kanye nomphumela ofiselekayo.

C. Amasampula Okulinganisa

Ukulinganisa amasampula ngaphakathi kwe-rotor ye-centrifuge kuqinisekisa ukusatshalaliswa okulinganayo kobunzima, kunciphisa ingozi yokuzamazama kwe-rotor ngesikhathi sokusebenza. Amasampula angalingani angaholela ekuhlukaniseni okungasebenzi kahle futhi angalimaza i-centrifuge.

IV. Ukusetshenziswa Okuphawulekayo Kwe-Centrifugation

A. Ukuhlukaniswa Kwegazi

Ama-Centrifuge asetshenziswa kabanzi emabhange egazi nasemalebhu ezokwelapha ukuze ahlukanise igazi eliphelele libe izingxenye zalo - amangqamuzana abomvu egazi, amangqamuzana amhlophe egazi, kanye ne-plasma, okuvumela izinjongo zokuxilonga nokwelapha.

B. Ukukhishwa kwe-DNA ne-RNA

I-Centrifugation idlala indima ebalulekile ekukhipheni ama-nucleic acid (i-DNA ne-RNA) kumasampula ebhayoloji. Isiza ukuhlukanisa izingxenye zamaseli, njengeprotheni, ama-lipid, nama-nucleic acid, ukuze kuvunyelwe ukuhlaziywa okwengeziwe nocwaningo.

C. Ukuthuthwa Kwezinhlayiya

I-Centrifugation isetshenziswa ezimbonini ezahlukahlukene, njengezemithi, ukuhlukanisa izinhlayiya eziqinile ezixutshweni zoketshezi. Le nqubo isiza ekutholeni izinto ezihlanzekile, ukususa ukungcola, nokuqinisekisa ikhwalithi yomkhiqizo wokugcina.

V. Intuthuko kubuchwepheshe be-Centrifugation

A. I-Microfluidic Centrifugation

Abacwaningi bahlola amapulatifomu e-microfluidic ezinhlelo ze-centrifugation ezincane. Lawa madivayisi anikeza izinzuzo ezifana nezidingo zevolumu yesampula encishisiwe, izikhathi zokucubungula ezimfushane, kanye nokuhlanganiswa okungenzeka nezinye izici ze-lab-on-a-chip.

B. Izinhlelo Zokulawula Ezihlakaniphile

Ama-centrifuge esimanje afakwe izinhlelo zokulawula ezihlakaniphile eziqinisekisa ukusebenza okuphephile, ezilungisa ngokuzenzakalelayo amapharamitha ahlukahlukene, futhi zinikeze ukuqapha ngesikhathi sangempela kwezinqubo ze-centrifuge. Lokhu kuthuthuka kuthuthukisa ukunemba, ukuphindaphindwa, kanye nokusebenziseka kalula komsebenzisi.

Ekuphetheni, ama-centrifuge adlala indima ebalulekile ezindaweni eziningi zesayensi nezimboni. Amandla awo okuhlukanisa izinto ngokusekelwe ekubuneni kwawo nobukhulu bawo enza kube lula ukusetshenziswa okuhlukahlukene, kusukela ekugcinweni kwegazi kuya ekukhishweni kwe-DNA kanye nokususwa kwezinhlayiya. Ngokuthuthuka okuqhubekayo kwezobuchwepheshe, izinqubo ze-centrifuge ziya ngokuya zisebenza kahle, zinembile, futhi zisebenziseka kalula. Njengoba ucwaningo kanye nokusungula izinto ezintsha kuqhubeka, i-centrifuge izohlala iyithuluzi eliyinhloko emalabhorethri emhlabeni jikelele.