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Kugadzira michina ye centrifuge separator nekugadzira michina yemishonga nehunyanzvi - Zonelink

chii chinoparadzaniswa mu centrifuge

Chii Chinoparadzaniswa muCentrifuge?

Nhanganyaya:

MaCentrifuge anoshandiswa zvakanyanya mumaindasitiri akasiyana-siyana, anosanganisira mishonga, makemikari, uye tsvakiridzo yezvehupenyu. Michina iyi ine simba inoshandisa simba recentrifugal kupatsanura zvikamu zvakasiyana zvemusanganiswa zvichienderana nehuwandu hwazvo. Muchinyorwa chino, tichanyatsoongorora mashandiro ecentrifuge uye kuongorora zvinhu zvakasiyana-siyana zvinogona kupatsanurwa zvinobudirira tichishandisa nzira iyi.

I. Kunzwisisa Kudzora Kushanda Kwemagetsi:

A. Nheyo ye centrifugation

B. Zvikamu zvakakosha zve centrifuge

C. Mhando dzema "centrifuges"

Kutenderedza zvinhu (centrifugation) inzira inoshandisa kutenderera nekukurumidza kuti igadzire simba repakati, iro rakakura zvakapetwa kane zviuru zvakawanda kupfuura simba regiravhiti. Simba iri rinoita kuti zvidimbu kana zvikamu zviri mumusanganiswa zvigare kana kuti zviparadzane nezvisina kusimba zvakanyanya. Maitiro ese anoitika mukati memudziyo wakasarudzika unozivikanwa se centrifuge.

Zvinhu zvikuru zve centrifuge zvinosanganisira rotor, inobata masampuli, uye mota inotenderera rotor nekumhanya kwakanyanya. Mhando dzakasiyana dze centrifuge dzinowanikwa dzine kugona kwakasiyana, magadzirirwo e rotor, uye kumhanya kwakanyanya. Dzimwe mhando dzakajairika dzinosanganisira microcentrifuges dzinoshandiswa pahuwandu hudiki hwesample, ultracentrifuges dzinokwanisa kumhanya kwakanyanya, uye high-speed desk centrifuges dzinowanzo kuwanikwa mumarabhoritari ekurapa.

II. Kuparadzanisa Zvikamu zveSero:

A. Masero matsvuku eropa neplasma

B. Buffy coat: Rutivi rwepakati

C. Kushandiswa mukuchengetedza ropa

Imwe yenzira dzinonyanya kushandiswa pakuita centrifugation ndeyekuparadzanisa zvikamu zveropa zvemasero. Kana sampuro yeropa ikashandiswa nesimba re centrifugal, zvikamu zvitatu zvakasiyana zvinoumbwa. Masero matsvuku akaremara anogara pasi, plasma yakareruka inoyangarara pamusoro, uye pakati pawo, chikamu chepakati chakatetepa, chichena chinonzi buffy coat chinoumbwa.

Nzira iyi inoshandiswa zvakanyanya mukuchengetedza ropa uye mumarabhoritari ekiriniki. Nekuparadzanisa zvinobudirira zvikamu zvakasiyana zvemasero, ma centrifuge anogonesa kupatsanura uye kuongororwa kweplasma, masero matsvuku eropa, uye buffy coat. Izvi zvinobvumira kuonekwa kwezvirwere zvakasiyana-siyana, zvakaita seanemia, leukemia, uye hutachiona.

III. Kuparadzaniswa neDensity Gradient:

A. Nhanganyaya ye density gradient centrifugation

B. Kuparadzanisa DNA neRNA

C. Kupatsanurwa kwezvikamu zve organelles

Mukushandiswa kwe density gradient centrifugation, density gradient medium inowedzerwa mumachubhu e centrifuge. Iyi medium inoumba concentration gradient, kubva pa higher density pasi kusvika pa low density kumusoro. Kana musanganiswa ukaiswa centrifuge paine density gradient, zvikamu zvemusanganiswa zvinogara panzvimbo dzakasiyana zvichienderana ne density yazvo, zvichiita kuti zvive nyore kupatsanurana.

Nzira iyi inoshandiswa zvakanyanya mu molecular biology uye biochemistry. Inoita kuti mamorekuru eDNA neRNA apatsanurwe zvichienderana nehukuru hwavo uye huwandu hwavo, izvo zvakakosha pakudzidza zvinhu zvemajini. Kuyera kwe density gradient centrifugation kunoshandiswawo mu cellular fractionation, maitiro anoparadzanisa ma organelle akasiyana-siyana, akadai se mitochondria, kubva ku cellular homogenates.

IV. Kuparadzanisa Zvidimbu zveSaizi Dzakasiyana:

A. Kukurumidza kuyerera kwemvura

B. Kuparadzanisa nanoparticles

C. Mashandisirwo mukutsvaga kwe nanoparticles

Kushandiswa kwe sedimentation velocity centrifugation kana chinangwa chiri chekuparadzanisa zvidimbu zvehukuru hwakasiyana mumusanganiswa. Sezvo centrifuge ichitenderera nekukurumidza, zvidimbu zvidiki zvinogara zvishoma nezvishoma nekuda kwehuremu hwazvo hwakaderera, zvichikonzera kuumbwa kwemabhandi akasiyana kana zvidimbu mukati memuenzaniso.

Iyi nzira yakakosha mukutsvagisa kwezvikamu zvidiki, uko kupatsanurwa kwakanyatsojeka uye hunhu hwezvikamu zvidiki zvinokosha. Nekusiyanisa kumhanya uye nguva ye centrifugation, masayendisiti anogona kupatsanura zvikamu zvidiki zvichienderana nehukuru hwazvo, zvichivagonesa kudzidza hunhu hwazvo, kugadzikana, uye mashandisirwo azvo muminda yakaita semishonga, sainzi yezvakatipoteredza, uye zvemagetsi.

V. Kuparadzaniswa kweMafashamo:

A. Kubvisa zvinhu zvisinganyungudike

B. Basa mumabasa ekuchenesa

C. Mashandisirwo emaindasitiri

Kuparadzanisa mvura kubva mumusanganiswa wemvura. Madonhwe emvura (precipitates) zvidimbu zvakasimba zvinozopedzisira zvagara pasi kana paine chimwe chinhu chinokonzereswa nemakemikari kana zvimwe zvinhu zvikawedzerwa mumusanganiswa. Nekuisa musanganiswa mu centrifugation, mvura inogona kuparadzaniswa zvinobudirira nemvura inotonhorera.

Chikamu ichi che centrifugation chinoshandiswa zvakanyanya mukuchenesa mukati memaindasitiri emakemikari, emishonga, uye ezvekudya. Chinobvumira kubviswa kwezvinhu zvakaoma, tsvina, uye zvinosvibisa kubva mumvura, zvichiita kuti chigadzirwa chive chepamusoro uye chive chakachena.

Mhedziso:

Ma "centrifuge" anoita basa guru mukupatsanurwa kwezvinhu zvakasiyana-siyana zvichienderana nekuwanda kwazvo, saizi, kana kusanyunguduka kwazvo. Kubva kuzvikamu zveropa kusvika ku "nanoparticles", matekiniki e "centrifugation" anoshandiswa zvakanyanya mumaindasitiri akasiyana-siyana uye mukutsvagisa kwesainzi kuti awane zvikamu zvakacheneswa zvakanyanya uye kupatsanura zvikamu zvakanangana. Kunzwisisa misimboti uye mashandisirwo e "centrifugation" kwakakosha kune masayendisiti, mainjiniya, uye vanhu vanoshanda munzvimbo dzakasiyana-siyana uko kupatsanurwa kwakanaka kwakakosha.

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