i-centrifuge ihlukanisa kanjani izinto

I-Centrifuge Ihlukanisa Kanjani Izinto?

Isingeniso:

Ama-centrifuge ayizinto zesayensi ezinamandla nezibalulekile ezisetshenziswa emikhakheni eyahlukene, njengezindawo zokucwaninga zezokwelapha, izikhungo zocwaningo, kanye nezinqubo zezimboni. Adlala indima ebalulekile ekuhlukaniseni izinto ezahlukene ngokusekelwe ngobukhulu bazo, ubuningi, kanye nezinye izakhiwo zomzimba. Kulesi sihloko, sizohlola umhlaba othakazelisayo we-centrifuge futhi sihlole izindlela ezahlukene ama-centrifuge ahlukanisa ngazo izinto ngempumelelo.

I. Isimiso Sokugqamisa:

I-Centrifugation isekelwe esimisweni se-sedimentation, esisebenzisa kahle umehluko wobuningi phakathi kwezinhlayiya. Uma ingxube ifakwa ku-centrifuge futhi iphothwa ngesivinini esikhulu, amandla e-centrifugal abangela ukuthi izinhlayiya ezixineneyo zithuthele eziqondisweni zangaphandle, kuyilapho izinhlayiya ezikhanyayo zivame ukuhlala phakathi nendawo. Lokhu kuhlukaniswa kuvumela ukuhlaziywa okwengeziwe kanye nokuhlukaniswa kwezingxenye ezifunwayo.

II. Izingxenye ze-Centrifuge:

1. Ukuhlanganiswa kweRotor:

Ingxenye ebalulekile yanoma iyiphi i-centrifuge ukuhlanganiswa kwe-rotor, okunesibopho sokubamba amasampula nokuwafaka esivinini esikhulu sokujikeleza. Ama-rotor eza ngemiklamo ehlukahlukene, njenge-fixed-angle, ibhakede elijikayo, kanye nama-rotor aqondile, ngalinye lifanele izidingo ezahlukene zokuhlukaniswa.

2. Amapayipi e-Centrifuge:

Amashubhu e-Centrifuge, avame ukwenziwa ngezinto ezisezingeni eliphezulu njenge-polypropylene noma ingilazi, abamba amasampula ngesikhathi sokufakwa kwe-centrifuge. Lawa mashubhu akhethwa ngokucophelela ngokusekelwe ekuvumelaneni kwawo nesivinini, izinga lokushisa, kanye nendlela yokuhlukaniswa efiselekayo.

III. I-Centrifugation Ehlukile:

I-differential centrifugation iyindlela esetshenziswa kabanzi ukuhlukanisa izinto ezinobukhulu obuhlukene. Isimiso sale ndlela sisekushintsheni ubude kanye nesivinini senqubo ye-centrifugation. Ngokusebenzisa uchungechunge lwezinyathelo ze-centrifugation ezilandelanayo ngesivinini esihlukene, izinhlayiya zingahlukaniswa zibe yizingxenyana ezahlukene ngokusekelwe kumazinga azo okuthuthwa. Izinhlayiya ezisindayo zihlala ngokushesha futhi zingahlukaniswa kwezilula ekugijimeni okulandelayo.

IV. I-Centrifugation ye-Density Gradient:

1. Isimiso:

I-centrifugation ye-density gradient iyindlela enamandla esebenzisa umehluko wobuningi bezinhlayiya ukuze kufezwe ukuhlukana. Ngokusebenzisa isisombululo esine-density gradient eqhubekayo, izinhlayiya zobuningi obuhlukahlukene zingabekwa ezindaweni ezihlukile ngaphakathi kwethubhu ngesikhathi se-centrifugation.

2. I-Isopycnic Centrifugation:

Ku-isopycnic centrifugation, eyaziwa nangokuthi i-equilibrium sedimentation, amandla e-centrifugal ayalungiswa ukuze alinganise amandla e-buoyant asebenza ezinhlayiyeni. Ngenxa yalokho, izinhlayiya zifinyelela izikhundla ezithile ku-gradient lapho ubuningi bazo bulingana nobendawo ezungezile. Le ndlela ivumela ukuhlukaniswa kwezinto ngokusekelwe ekubuthweni kwazo.

3. I-Centrifugation Yezinga Nezindawo:

I-centrifugation yezinga nezindawo incike ekwehlukeni kwamazinga okusatshalaliswa kwezinto ukuze ihlukanise izinto. Kusungulwa i-density gradient, kodwa esikhundleni sokufinyelela ekubalweni, izinhlayiya ziyahamba nge-gradient zize zifinyelele ezikhundleni zazo zokulingana kwesatshalaliswa. Le ndlela ivumela ukuhlukaniswa kwezinto ngokusekelwe kokubili ekubuneni kanye nosayizi.

V. Ukusetshenziswa kwe-Centrifugation:

1. Amalabhorethri Ezokwelapha Nezokwelapha:

Ama-centrifuge asetshenziswa kakhulu emalabhorethri ezokwelapha nawemitholampilo ngezinjongo zokuxilonga. Asiza ekuhlukaniseni izingxenye zegazi, njengamaseli abomvu egazi, amaseli amhlophe egazi, kanye ne-plasma, okubaluleke kakhulu ekuhlolweni okuhlukahlukene, okuhlanganisa ukubalwa kwegazi okuphelele, ukuhlaziywa kwamakhemikhali egazi, kanye nokutholakala kwezifo ezithathelwanayo.

2. Imboni Yezemithi:

I-Centrifugation idlala indima ebalulekile embonini yezemithi, ikakhulukazi ekuhlanzweni nasekuhlukanisweni kwamakhemikhali okwelapha, amaseli, kanye nama-biomolecule. Ivumela ukukhishwa kwezinto ezihlanzekile futhi ikhuthaza izinqubo ezingezansi ezifana nokwakheka kwamakristalu, ukuhlunga, kanye ne-chromatography.

3. Ucwaningo lwe-Biotechnology kanye ne-Genetic:

Ama-Centrifuge angamathuluzi abalulekile ku-biotechnology kanye nocwaningo lwezakhi zofuzo. Asetshenziselwa ukuhlukanisa i-DNA, i-RNA, namaprotheni kumaseli, kanye nokuhlanza amaprotheni aphinde ahlanganiswe kanye nokufunda ama-organelle eseli. Ngaphezu kwalokho, enza kube lula ukuhlukaniswa nokuhlaziywa kwezingxenye ezingaphansi kweseli, njenge-mitochondria kanye ne-nuclei.

4. Isayensi Yezemvelo:

Ama-Centrifuge athola ukusetshenziswa kwezesayensi yezemvelo ekufundeni ukungcola, ukuhlaziywa kwenhlabathi, ukuhlanzwa kwamanzi, kanye nokuqapha amasampula ahlukahlukene ezinto eziphilayo, okuhlanganisa ama-microorganisms, ulwelwe, kanye nokungcola okukhona emanzini, enhlabathini nasemoyeni.

Isiphetho:

Ama-Centrifuge ayizinto eziphawulekayo ezithembele ezimisweni zokuthuthwa kanye namandla e-centrifugal ukuze zihlukanise izinto ngempumelelo. Kungakhathaliseki ukuthi kusemkhakheni wezokwelapha, embonini yezokwelapha, noma ocwaningweni lwesayensi, i-centrifugation isiza ekutholeni izingxenye ezihlanzekile, ukuhlukanisa izinto ezibalulekile, kanye nokuhlaziya amasampula ngokunemba. Kusukela ekuthuthweni okuhlukile kuya ekuthuthweni okunobukhulu be-density gradient, lawa madivayisi ashintshe imikhakha eminingi yesayensi futhi ayaqhubeka nokuba yimpahla ebalulekile ekuthuthukiseni ukuqonda kwethu umhlaba osizungezile.