Ngwa Nchọpụta Mgbanwe Mkpụrụ Ndụ EGFR nke Mmadụ (Fluorescence PCR)-RUO
Aha ngwaahịa
Ngwa Nchọpụta Mgbanwe Mkpụrụ Ndụ EGFR nke Mmadụ (Fluorescence PCR)-RUO
Ọmụmụ ihe gbasara ọrịa na-efe efe
Ọrịa kansa akpa ume abụrụla ihe kacha akpata ọnwụ kansa n'ụwa niile, na-eyi ahụike mmadụ egwu nke ukwuu. Ọrịa kansa akpa ume nke na-abụghị obere mkpụrụ ndụ ihe nketa bụ ihe dị ka 80%-85% nke ndị nwere kansa akpa ume. EGFR bụ ugbu a ihe kachasị mkpa maka ọgwụgwọ nke kansa akpa ume nke na-abụghị obere mkpụrụ ndụ ihe nketa. Phosphorylation nke EGFR nwere ike ịkwalite uto mkpụrụ ndụ tumor, ọdịiche, mwakpo, metastasis, mgbochi apoptosis, ma kwalite angiogenesis tumor. Ndị na-egbochi EGFR tyrosine kinase (TKI) nwere ike igbochi ụzọ mgbaama EGFR site na igbochi EGFR autophosphorylation, si otú a na-egbochi mmụba na ọdịiche nke mkpụrụ ndụ tumor, na-akwalite apoptosis nke mkpụrụ ndụ tumor, na-ebelata angiogenesis tumor, wdg, iji nweta ọgwụgwọ ebumnuche tumor [1]. Ọtụtụ ọmụmụ egosila na irè ọgwụgwọ nke EGFR-TKI nwere njikọ chiri anya na ọnọdụ nke mgbanwe mkpụrụ ndụ ihe nketa EGFR, ma nwee ike igbochi uto nke mkpụrụ ndụ tumor na mgbanwe mkpụrụ ndụ ihe nketa EGFR [2,3]. Mkpụrụ ndụ ihe nketa EGFR dị n'ogwe aka dị mkpụmkpụ nke chromosome 7 (7p12), nke nwere ogologo zuru oke nke 200Kb ma nwee exons 28. Mpaghara mgbanwe ahụ dị na exons 18 ruo 21, mgbanwe nhichapụ codons 746 ruo 753 na exon 19 bụ ihe dị ka 45% na mgbanwe L858R na exon 21 bụ ihe dị ka 40% ruo 45% [4]. Ntuziaka NCCN maka Nchọpụta na Ọgwụgwọ nke Ọrịa Kansa Nkuume Na-abụghị Obere Cell na-ekwu nke ọma na a chọrọ nnwale mgbanwe mkpụrụ ndụ ihe nketa EGFR tupu nchịkwa EGFR-TKI. A na-eji ngwa nnwale a eduzi nchịkwa nke ọgwụ epidermal growth factor receptor tyrosine kinase inhibitor (EGFR-TKI), ma na-enye ntọala maka ọgwụ ahaziri maka ndị ọrịa nwere kansa akpa ume na-abụghị obere cell. A na-eji ngwa a naanị maka ịchọpụta mgbanwe ndị a na-ahụkarị na mkpụrụ ndụ ihe nketa EGFR na ndị ọrịa nwere kansa akpa ume na-abụghị obere cell. Nsonaazụ ule ahụ bụ maka ntụaka ahụike naanị, ekwesighi iji ya dịka naanị ntọala maka ọgwụgwọ nkeonwe nye ndị ọrịa. Ndị dọkịta kwesịrị ịtụle ọnọdụ onye ọrịa, ihe ngosi ọgwụ, na ọgwụgwọ ya. A na-eji mmeghachi omume na ihe ngosi ule ụlọ nyocha ndị ọzọ na ihe ndị ọzọ ekpebi nsonaazụ ule ahụ nke ọma.
Ọwa
| Nchekwa Mmeghachi Omume | Ọwa |
| Nchekwa Mmeghachi Omume EGFR IC | Ọwa FAM |
| Ihe nchekwa mmeghachi omume L858R | Ọwa FAM |
| Nchekwa Mmeghachi Omume 19del | Ọwa FAM |
| Nchekwa Mmeghachi Omume T790M | Ọwa FAM |
| Nchekwa Mmeghachi Omume G719X | Ọwa FAM |
| Nchekwa Mmeghachi Omume 3Ins20 | Ọwa FAM |
| Ihe Nchekwa Mmeghachi Omume L861Q | Ọwa FAM |
| Ihe Nchekwa Mmeghachi Omume S768I | Ọwa FAM |
Usoro Nkà na ụzụ
| Nchekwa | Mmiri mmiri: ≤ -18℃ N'ọchịchịrị |
| Ndụ nchekwa | Ọnwa iri na abụọ |
| Ụdị ihe atụ | anụ ahụ ọhụrụ nke etuto ahụ, ngalaba ọrịa kpọnwụrụ akpọnwụ, anụ ahụ ma ọ bụ akụkụ nke paraffin nke etinyere na ya, plasma ma ọ bụ serum |
| CV | <5.0% |
| LoD | Nchọpụta ngwọta mmeghachi omume nucleic acid n'okpuru ndabere nke ụdị anụ ọhịa 3ng/μL, nwere ike ịchọpụta ọnụego mgbanwe 1% nke ọma; b) mmeghachi omume nucleic acid N'okpuru ọnụego mgbanwe 1%, 1×103 Enwere ike ịchọpụta mgbanwe mbipụta/mL nke ọma na ndabere ụdị ọhịa nke 1×105Depies/mL; c) Ngwọta mmeghachi omume ntụaka dị n'ime nwere ike ịchọpụta ngwaahịa ntụaka SW3 site na oke nchọpụta kacha ala nke ntụaka dị n'ime ụlọ ọrụ ahụ. Mgbe ngwa ahụ chọpụtara oke nchọpụta mba, enwere ike ịchọpụta oke nchọpụta ugboro ugboro nke 2.5% na mgbanwe mmụba mkpụrụ ndụ ihe nketa EGFR nwere mgbanwe nọmba oyiri nke 4 nke ọma. |
| Nkọwapụta | Enweghị mmeghachi omume cross-reactivity na DNA genomic mmadụ nke ụdị anụ ọhịa na ụdị mutant ndị ọzọ |
| Ngwa Ndị Dị Mkpa | Sistemụ PCR Oge-N'ezie nke Biosystems 7500, Sistemụ PCR Oge-N'ezie nke Biosystems 7300, Sistemụ PCR QuantStudio® 5 n'oge a, Sistemụ PCR LightCycler® 480 n'oge dị adị, Sistemụ PCR oge-oge BioRad CFX96. |
Usoro Ọrụ
A chọrọ ihe ndị na-eme ka ihe dị nro mana enyeghị ya:Mmiri DNase/RNase Enweghị Mmiri, ethanol nke na-anaghị agbaze mmiri. Mgbe ị na-anwale ihe nlele anụ ahụ nke paraffin tinyere, a na-atụ aro ka ị jiri QIAamp DNA FFPE Tissue Kit (56404) nke QIAGEN na Paraffin-embedded Tissue DNA Rapid Extraction Kit (DP330) nke Tiangen Biotech (Beijing) Co., Ltd.. Mgbe ị na-anwale ihe nlele plasma/serum, a na-atụ aro ka ị jiri Macro & Micro-Test General DNA/RNA Kit (HWTS-3019-50, HWTS-3019-32, HWTS-3019-48, HWTS-3019-96) (nke enwere ike iji Macro & Micro-Test Automatic Nucleic Acid Extractor (HWTS-3006C, HWTS-3006B)) nke Jiangsu Macro & Micro-Test Med-Tech Co., Ltd. ma ọ bụ QIAamp Circulating Nucleic Acid Kit (55114) nke QIAGEN.
A chọrọ ihe oriri mana enyeghị ya: Ntuziaka DNase/RNase Enweghị, uwe aka a na-atụfu atụfu, tube Centrifuge Enweghị DNase/RNase, mpempe tube 8 maka PCR, centrifuge.








