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Nā huahana

Hoʻopili Chromatin ma muli o Hi-C

ʻO Hi-C kahi hana i hoʻolālā ʻia e hopu i ka hoʻonohonoho genomic ma o ka hoʻohui ʻana i nā pilina pili pili kokoke a me ke kaʻina hana kiʻekiʻe. Hoʻokumu ʻia ke ʻano ma luna o ka chromatin crosslinking me formaldehyde, a ukali ʻia e ka ʻai ʻana a me ka re-ligation ma ke ʻano o nā ʻāpana i hoʻopili covalently e hana i nā huahana ligation. Ma ka hoʻonohonoho ʻana i kēia mau huahana ligation, hiki ke aʻo i ka hui 3D o ka genome. Hiki iā Hi-C ke aʻo i ka māhele ʻana o nā ʻāpana o ka genome i hoʻopili māmā ʻia (A compartments, euchromatin) a ʻoi aku ka ikaika o ka transcriptionally, a me nā wahi i paʻa paʻa loa (B compartments, Heterochromatin). Hiki ke hoʻohana ʻia ʻo Hi-C no ke kuhikuhi ʻana i nā Topologically Associated Domains (TADs), nā ʻāpana o ka genome i hoʻopili ʻia nā hale a loaʻa paha nā ʻano hōʻike like, a e ʻike i nā puka lou chromatin, nā ʻāpana DNA i hoʻopaʻa ʻia e nā protein a ʻo ia hoʻi. hoʻonui pinepine ʻia i nā mea hoʻoponopono. Hāʻawi ka lawelawe ʻo Hi-C sequencing ʻo BMKGene i ka poʻe noiʻi e ʻimi i nā ʻāpana spatial o ka genomics, e wehe ana i nā ala hou no ka hoʻomaopopo ʻana i ka hoʻoponopono genome a me kona hopena i ke olakino a me nā maʻi.


Nā kikoʻī lawelawe

Bioinformatics

Nā hualoaʻa demo

Nā puke pai ʻia

Nā hiʻohiʻona lawelawe

● Ka hoʻonohonoho ʻana ma Illumina NovaSeq me PE150.

● Pono ka lawelawe i nā laʻana kiko, ma kahi o nā ʻakika nucleic i unuhi ʻia, e hoʻokuʻi me ka formaldehyde a mālama i nā pilina DNA-protein.

● Aia ka hoʻokolohua Hi-C i ka hoʻopaʻa ʻana a me ka hoʻopau ʻana i ka hoʻoponopono ʻana i nā wēlau paʻa me ka biotin, a ukali ʻia e ka circularization o nā hopena blunt i ka wā e mālama ai i nā pilina. A laila huki ʻia ka DNA me nā streptavidin beads a hoʻomaʻemaʻe ʻia no ka hoʻomākaukau ʻana i ka waihona.

Pono lawelawe

Hoʻolālā Enzyme hoʻopaʻa maikaʻi loa: e hōʻoia i ka hana kiʻekiʻe o ka Hi-C ma nā ʻano ʻano like ʻole a hiki i ka 93% mau pilina pili pono.

ʻIke Nui a me nā moʻolelo hoʻolaha:He ʻike nui ʻo BMKGene me >2000 Hi-C sequencing projects mai 800 mau ʻano ʻano like ʻole a me nā patent like ʻole. ʻOi aku ma mua o 100 mau hihia i paʻi ʻia me kahi kumu hopena o ka 900.

Pūʻulu Bioinformatics akamai loa:me nā patent i loko o ka hale a me nā kope kope polokalamu no nā hoʻokolohua Hi-C a me ka nānā ʻana i ka ʻikepili a me kahi lako polokalamu ʻike pilikino i kūkulu ʻia.

Kākoʻo ma hope o ke kūʻai ʻana:ʻO kā mākou kūpaʻa e ʻoi aku ma mua o ka hoʻopau ʻana o ka papahana me kahi 3 mau mahina ma hope o ke kūʻai aku ʻana. I kēia manawa, hāʻawi mākou i ka hahai ʻana o ka papahana, kōkua hoʻoponopono, a me nā hālāwai Q&A e hoʻoponopono i nā nīnau pili i nā hopena.

Hōʻikeʻike piha: hoʻohana mākou i nā ʻikepili he nui no ka hoʻopuka pono ʻana i nā genes me nā ʻano like ʻole i ʻike ʻia a hana i ka loiloi hoʻonui kūpono, e hāʻawi ana i nā ʻike no nā papahana noiʻi lehulehu.

Nā kikoʻī lawelawe

Hale Waihona Puke

Hoʻolālā Sequencing

Hoʻopuka ʻia ka ʻikepili i manaʻo ʻia

Hoʻoholo hōʻailona Hi-C

Hale waihona Hi-C

Illumina PE150

Loko Chromatin: 150x

TAD: 50x

Loop Chromatin: 10Kb

TAD: 40Kb

Nā Koina lawelawe

ʻAno laʻana

Ka nui i makemakeia

ʻiʻo holoholona

≥2g

Koko holookoa

≥2mL

nā haʻihaʻi

≥1g

Mea kanu- ʻōpiopio

1g/aliquot, 2-4 aliquote i paipai ʻia

Nā Pūnaehana Moʻomeheu

≥1x107


  • Mua:
  • Aʻe:

  • 图片98

    Loaʻa i ka ʻikepili ma lalo nei:

    ● QC ʻikepili maka;

    ● Palapala palapala a me ka waihona Hi-C QC: nā hui pilina kūpono a me Interaction Decay Exponents (IDEs);

    ● Genome-wide Interaction Profiling: cis/trans analysis and Hi-C interaction map;

    ● Ka nānā 'ana o ka pu'unaue A/B;

    ● Hoʻomaopopo i nā TAD a me nā puka lou chromatin;

    ● Ke kālailai ʻokoʻa i nā mea hoʻolālā chromatin 3D ma waena o nā laʻana a me ka hōʻike kikoʻī hana o nā genes pili.

    ʻO Cis a me ka hāʻawi like ʻana

    图片99

     

    Heatmap o ka pilina chromosomal ma waena o nā laʻana

    图片100

     

    ʻO ka māhele Genome-ākea o nā keʻena A/B图片23

     

    Hoʻohelehele genome-ākea o nā puka lou chromatin

     

    图片102

     

    ʻIke ʻana i nā TAD

    图片103

     

    E ʻimi i nā holomua noiʻi i hoʻomaʻamaʻa ʻia e BMKGene's Hi-C sequencing services ma o ka hōʻiliʻili ʻana o nā puke.

     

     

    Meng, T. et al. (2021) 'Hoʻomaopopo ka hoʻohālikelike ʻana i nā multi-omics analysis i ka CA2 ma ke ʻano he pahuhopu hou no ka chordoma',Neuro-Oncology, 23(10), pp. 1709–1722. doi: 10.1093/NEUONC/NOAB156.

    Xu, L. et al. (2021) 'O ka disorganization 3D a me ka hoʻonohonoho hou ʻana o ka genome e hāʻawi i nā ʻike i ka pathogenesis o NAFLD e ka hui ʻana o Hi-C, Nanopore, a me RNA sequencing',ʻO Acta Pharmaceutica Sinica B, 11(10), pp. 3150–3164. doi: 10.1016/J.APSB.2021.03.022.

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