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Hana ʻoihana o ka mea hoʻokaʻawale centrifuge a me ka mea hana mīkini lāʻau lapaʻau - Zonelink

pehea e hana ai ka hoʻokaʻawale centrifugation

Ka Hoʻokaʻawale ʻana o ka Centrifugation: Ke Wehe nei i nā Mea Pohihihi o ka Precision a me ka Pono

Hoʻolauna:

He hana kupaianaha ka hoʻokaʻawale ʻana o ka centrifugation i hoʻololi i ka noiʻi ʻepekema a me nā noi ʻoihana like ʻole. Pili ia i ka hoʻopili ʻana i nā mana centrifugal e hoʻokaʻawale i nā particulates ma muli o ko lākou nui, ka nui, a me ka wikiwiki o ka sedimentation. Loaʻa i kēia ʻenehana ikaika ka hoʻohana nui ʻia ma nā ʻano like ʻole, mai ka biochemistry a me nā lāʻau lapaʻau a hiki i ka ʻepekema kaiapuni a me ka mālama ʻana i ka wai hoʻoneoneo. Ma kēia ʻatikala, e ʻimi mākou i nā hana o loko o ka hoʻokaʻawale ʻana o ka centrifugation, kāna mau noi, nā ʻano centrifuges like ʻole, a me nā ʻano hana ma hope o kā lākou hana.

I. Ke Kumumanaʻo o ka Hoʻokaʻawale ʻana i ke Kenekulia:

Hoʻokaʻawale ʻia ka centrifugation ma ke kumumanaʻo e ʻoi aku ka wikiwiki o ka emi ʻana o nā ʻāpana kaumaha ma mua o nā mea māmā ke kau ʻia i ka ikaika centrifugal. Ma ka milo ʻana i kahi hui ʻana i nā wikiwiki kiʻekiʻe, hiki ke hoʻokaʻawale pono ʻia nā ʻāpana o nā nui like ʻole a me nā densities. ʻO ka ikaika centrifugal i hana ʻia e ka neʻe wili ʻana e hoʻokuke i nā ʻāpana i nā paia o ka centrifuge, e alakaʻi ana i nā papa like ʻole o nā mea i hoʻokaʻawale ʻia.

II. Nā ʻAno o nā Centrifuges:

A. ʻOkoʻa Centrifugation:

ʻO ke centrifugation ʻokoʻa kekahi o nā ʻano hana i hoʻohana pinepine ʻia e hoʻokaʻawale i nā ʻāpana cellular. Hoʻokomo ia i nā pōʻai centrifugation he nui i nā wikiwiki a me nā lōʻihi like ʻole, e ʻae ana i ka hoʻokaʻawale ʻana o nā ʻāpana like ʻole ma muli o kā lākou mau helu sedimentation. Hoʻohana nui ʻia kēia ʻano hana ma ke kahua o ka biology cell e hoʻokaʻawale i nā organelles a hoʻomaʻemaʻe i nā ʻāpana cell.

B. Ke Keʻena Hoʻokaʻawale ʻana o ka Gradient Density:

ʻO ka centrifugation gradient density e pili ana i ka hoʻohana ʻana i kahi medium gradient density, e like me ka sucrose a i ʻole cesium chloride, e hana i nā papa density like ʻole. Hoʻopaʻa ʻia ka laʻana ma luna o ka gradient a kau ʻia i nā mana centrifugal. I ka wā e waiho ai nā ʻāpana ma o ka gradient, hoʻokaʻawale lākou i nā hui like ʻole ma muli o ko lākou densities. He mea pono loa kēia ʻano hana no ka hoʻokaʻawale ʻana i nā ʻano subcellular, e like me nā ribosomes a me nā virus.

C. Hoʻokaʻawale ʻana i ka Ultracentrifugation:

ʻO ka Ultracentrifugation e pili ana i ka hoʻohana ʻana i nā centrifuges wikiwiki e hiki ke hoʻokō i nā wikiwiki mai 60,000 a ʻoi aku ma mua o 100,000 mau hoʻololi i kēlā me kēia minuke (rpm). Hoʻopuka nā ultracentrifuges i nā mana centrifugal ikaika loa, e ʻae ana i ka hoʻokaʻawale ʻana o nā ʻāpana liʻiliʻi loa. Loaʻa i kēia ʻenehana nā noi ma nā kahua e like me ka biochemistry, kahi e hoʻohana ʻia ai e aʻo i nā molekala e like me nā protein a me nā waikawa nucleic.

III. Ka Hoʻokaʻawale ʻana o ka Centrifugation ma ka Hana:

A. ʻOihana lāʻau lapaʻau:

He kuleana koʻikoʻi ka hoʻokaʻawale ʻana o ka centrifugation i ka ʻoihana lāʻau lapaʻau. Hoʻohana ʻia ia e hoʻomaʻemaʻe i nā lāʻau lapaʻau, wehe i nā haumia, hoʻokaʻawale i nā hui, a hoʻokaʻawale i nā mea hana. Ma ka hoʻomalu pono ʻana i nā ikaika centrifugal a me ka manawa, hiki i nā ʻoihana lāʻau lapaʻau ke hoʻokaʻawale pono a unuhi i nā mea waiwai mai nā hui paʻakikī.

B. ʻEpekema Kaiapuni:

Hoʻohana nui ʻia ka hoʻokaʻawale ʻana o ka centrifugation i nā haʻawina kaiapuni a me ka kaohi ʻana i ka haumia. Kōkua ia i nā kānaka ʻepekema e kālailai i nā hāpana lepo, hoʻokaʻawale i nā mea haumia mai ka wai hoʻoneoneo, a wehewehe i nā ʻāpana lewa. Ma ka hoʻoholo ʻana i ka hoʻolaha a me ka haku mele ʻana o nā ʻāpana like ʻole, loaʻa i nā mea noiʻi ka ʻike i nā kumu haumia, e hōʻemi ana i nā hopena maikaʻi ʻole o ke kaiapuni.

C. Ka Nānā Koko:

He kuleana koʻikoʻi ka centrifugation i nā keʻena hoʻokolohua lapaʻau no nā hoʻokolohua koko like ʻole. Hoʻokomo pinepine ʻia nā hāpana koko i ka centrifugation e hoʻokaʻawale i ka plasma, serum, a me nā ʻāpana koko like ʻole. He mea nui kēia kaʻina hana i ka ʻike ʻana i nā maʻi like ʻole a me ka nānā ʻana i ke olakino o nā maʻi.

IV. Nā ʻano hana ma hope o ka hoʻokaʻawale ʻana o ke kikowaena:

A. Ka wikiwiki o ka Sedimentation:

ʻO ka wikiwiki o ka sedimentation o nā ʻāpana i loko o kahi centrifuge e pili nui ʻia e ko lākou nui a me ka nui. ʻOi aku ka wikiwiki o ka sedimentation o nā ʻāpana nui a me ka nui, e hana ana i nā papa like ʻole. Ma ka hoʻoponopono ʻana i ka ikaika centrifugal a me ka manawa, hiki i nā mea noiʻi ke hoʻokaʻawale koho i nā ʻāpana kikoʻī e pili ana i ko lākou mau waiwai sedimentation.

B. Hoʻolalelale Kikowaena:

ʻO ka wikiwiki centripetal ka ikaika e hoʻomau i ka neʻe ʻana o nā ʻāpana ma ke ala pōʻai i loko o ka centrifuge. He kūlike pololei ia me ka huinahā o ka wikiwiki o ka wili a me ka mamao o nā ʻāpana mai ke axis o ka wili. ʻO ka hoʻomaopopo ʻana i ka pilina ma waena o ka wikiwiki centripetal a me ka wikiwiki sedimentation he mea nui ia no ka kaohi pono ʻana i ke kaʻina hana hoʻokaʻawale.

C. Hoʻolālā Rotor:

He kuleana koʻikoʻi ko ka rotor centrifuge i ka hoʻokaʻawale pono ʻana i nā ʻāpana. Hiki ke ʻokoʻa nā hoʻolālā rotor ma muli o ka noi, e hoʻokipa ana i nā nui like ʻole, nā nui o ka paipu, a me nā koi laʻana. ʻO nā mea e like me ke ʻano o ka rotor, ke kihi, a me ka hoʻohālikelike wikiwiki e hoʻopilikia nui i ka pono o ka hoʻokaʻawale centrifugation.

Hopena:

He ʻenehana ikaika ka hoʻokaʻawale ʻana o ka centrifugation i hoʻololi i nā ʻano ʻepekema a me nā ʻoihana like ʻole. Ma ka hoʻohana ʻana i ka mana o nā mana centrifugal, hiki i nā mea noiʻi ke hoʻokaʻawale pono i nā ʻāpana o nā nui like ʻole a me nā densities. Mai nā lāʻau lapaʻau a hiki i ka ʻepekema kaiapuni a me nā diagnostics lapaʻau, ke hoʻomau nei ka hoʻokaʻawale ʻana o ka centrifugation i ka holomua i ka noiʻi a me ka ʻenehana. I ka ʻimi hohonu ʻana o nā kānaka ʻepekema i ka hoʻomaopopo ʻana i nā ʻano hana maalea e pili ana i kēia ʻenehana, hiki iā mākou ke manaʻo i nā noi hou aʻe a me ka hoʻomaikaʻi ʻana i ka pono i ka wā e hiki mai ana.

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E hui pū me mākou
Nāʻatikala i'ōleloʻia
Nā nīnau i nīnau pinepine ʻia Nūhou Nūhou
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