● Iiphaneli ezimbini ze-exome ezifumanekayo ngokusekelwe ekuphuculeni okujoliswe kuko kunye neprobes: Ngokuqinisekileyo Khetha i-Human All Exon v6 (Agilent) kunye ne-xGen Exome Hybridization Panel v2 (IDT).
● Ulandelelwano kwi-Illumina NovaSeq.
● Umbhobho we-Bioinformatiki ojoliswe kuhlalutyo lwesifo okanye uhlalutyo lwethumba.
●Okujoliswe kuko kwiNgingqi yeProtheyini yokuKhowuda: Ngokubamba kunye nokulandelelanisa imimandla yeekhowudi zeprotheni, i-hWES isetyenziselwa ukuveza izinto ezahlukeneyo ezinxulumene nokwakheka kweeprotheyini.
●Isebenza kakuhle emalini:I-hWES ivelisa malunga ne-85% yeenguqu ezinxulumene nesifo somntu ukusuka kwi-1% yegenome yomntu.
●Ukuchaneka okuphezulu: Ngobunzulu bolandelelwano oluphezulu, i-hWES iququzelela ukubhaqa zombini iiyantlukwano eziqhelekileyo kunye nokwahluka okunqabileyo okunezandi ezingaphantsi kwe-1%.
●Ulawulo loMgangatho olungqongqo: Sisebenzisa iindawo zolawulo ezingundoqo ezintlanu kuzo zonke izigaba, ukusuka kwisampulu kunye nokulungiswa kwethala leencwadi ukuya kulandelelwano kunye ne-bioinformatics. Olu hlolo lucokisekileyo luqinisekisa ukuhanjiswa kweziphumo ezihlala zikumgangatho ophezulu.
●Uhlalutyo oluBanzi lweBioinformatics: umbhobho wethu uhamba ngaphaya kokuchonga iinguqu kwi-reference genome, njengoko ibandakanya uhlalutyo oluphambili oluyilelwe ukujongana ngqo nemibuzo yophando enxulumene nemiba yofuzo yezifo okanye uhlalutyo lwamathumba.
●Inkxaso yasemva kwentengiso:Ukuzinikela kwethu kudlulela ngaphaya kokugqitywa kweprojekthi kunye neenyanga ezi-3 emva kokuthengiswa kwenkonzo. Ngeli xesha, sinikezela ngokulandelelana kweprojekthi, uncedo lokusombulula ingxaki, kunye neeseshoni ze-Q&A ukujongana nayo nayiphi na imibuzo enxulumene neziphumo.
| Exon Capture Strategy | Isicwangciso solandelelwano | IsiPhumo seDatha esiCetyisiweyo |
| Ngokuqinisekileyo Khetha umntu Yonke Exon v6 (Agilent) okanye iPaneli ye-XGen Exome Hybridization v2 (IDT)
| Illumina NovaSeq PE150 | 5 -10 Gb Kwizifo ze-mendelian / izifo ezinqabileyo:> 50x Kwiisampuli zethumba: ≥ 100x |
| Uhlobo lweSampuli
| Isixa(Qubit® )
| Ukugxila | Umthamo
| Ubunyulu(NanoDrop™) |
|
Genomic DNA
| ≥ 50 ng | ≥ 6 ng/μL | ≥ 15 μL | OD260/280=1.8-2.0 akukho kuthotywa, akukho kungcoliseka
|
Uhlalutyo lwe-Bioinformatic lweesampulu zesifo se-hWES lubandakanya:
● Ukulandelelanisa idatha ye-QC
● Reference Genome Ulungelelwaniso
● Ukuchongwa kwee-SNP kunye ne-Indels
● Inkcazo esebenzayo yee-SNP kunye ne-InDels
Uhlalutyo lwe-Bioinformatiki yeesampulu zethumba lubandakanya:
● Ukulandelelanisa idatha ye-QC
● Reference Genome Ulungelelwaniso
● Ukuchongwa kwee-SNP, ii-Indels kunye nokwahluka kwe-somatic
● Ukuchongwa kweentlobo ngeentlobo zentsholongwane
● Uhlalutyo lweesiginitsha eziguquguqukayo
● Ukuchongwa kofuzo olusekwe kuguquko lwenzuzo yokusebenza
● Inkcazo yenguqu kwinqanaba lokuba sesichengeni seziyobisi
● Uhlalutyo lwe-Heterogeneity - ukubalwa kobunyulu kunye ne-ploidy
Idatha ye-QC - Izibalo zokubanjwa kwe-Exome
Ukuchongwa okwahlukileyo-InDels
Uhlalutyo oluphezulu: ukuchongwa kunye nokuhanjiswa kwee-SNPs/InDels ezicinyiweyo - icebo le-Circos
Uhlalutyo lwe-tumor: ukuchongwa kunye nokusabalalisa ukuguqulwa kwe-somatic - icebo le-Circos
Uhlalutyo lwe-tumor: imigca ye-clonal