genetic mutation kho mob ntsws cancer

To taub lub luag hauj lwm ntawm genetic mutation kho mob ntsws cancer Nws yog ib qho tseem ceeb rau tus kheej thiab tswj kev mob ntsws cancer zoo. Tsab ntawv xov xwm no tshawb nrhiav seb qhov kev ntsuam xyuas caj ces qhia txog kev txiav txim siab kho mob, hom kev hloov pauv uas feem ntau pom hauv ntsws cancer, thiab cov kev kho mob tsom rau ntawm cov kev hloov pauv tshwj xeeb no.Kev nkag siab txog kev hloov caj ces hauv ntsws CancerLung cancer, qhov ua rau mob qog noj ntshav thoob ntiaj teb, feem ntau yog tsav los ntawm genetic mutation kho mob ntsws cancer. Cov kev hloov pauv no tuaj yeem tshwm sim hauv cov noob uas tswj kev loj hlob ntawm tes, faib, thiab kho. Kev txheeb xyuas cov kev hloov pauv no yog qhov tseem ceeb vim nws tuaj yeem coj cov tswv yim kho mob thiab txhim kho cov txiaj ntsig ntawm tus neeg mob. Ntawm Shandong Baofa Cancer Research Institute, peb ua qhov tseem ceeb rau kev nkag siab txog caj ces toj roob hauv pes ntawm txhua tus neeg mob ntsws cancer.Dab tsi yog Genetic Mutations?Genetic mutation kho mob ntsws cancer yog kev hloov pauv hauv DNA ntu uas tuaj yeem ua rau tus cwj pwm tsis zoo ntawm tes. Cov kev hloov pauv no tuaj yeem tau txais los yog tau txais thaum lub sijhawm tus neeg lub neej. Hauv kev mob ntsws cancer, kev hloov pauv tau tshwm sim ntau dua thiab feem ntau tshwm sim los ntawm ib puag ncig xws li kev haus luam yeeb lossis raug cov pa phem. Cov kev hloov pauv no tuaj yeem cuam tshuam cov txheej txheem ntawm tes, ua rau kev loj hlob tsis tuaj yeem thiab tsim cov qog nqaij hlav.Cov kev hloov caj ces hauv ntsws Cancer Ntau cov noob feem ntau hloov pauv hauv ntsws cancer. Nkag siab txog cov kev hloov pauv no yog qhov tseem ceeb rau kev xaiv txoj kev kho kom raug. Nov yog qee qhov feem ntau:EGFR (Epidermal Growth Factor Receptor): Kev hloov pauv hauv EGFR feem ntau tshwm sim hauv cov qog nqaij hlav tsis me me (NSCLC), tshwj xeeb hauv adenocarcinomas. Cov kev hloov pauv no tuaj yeem ua rau cov qog nqaij hlav cancer ntau dua rau qee yam kev kho mob.ALK (Anaplastic Lymphoma Kinase): ALK rearrangements yog lwm qhov kev hloov pauv uas muaj nyob hauv NSCLC. ALK inhibitors tau pom tias muaj txiaj ntsig zoo hauv kev kho cov qog nrog qhov kev hloov pauv no.ROS 1: Zoo ib yam li ALK, ROS1 fusions tuaj yeem ua rau mob qog noj ntshav loj hlob. ROS1 inhibitors muaj rau cov neeg mob uas muaj ROS1-zoo NSCLC.BRAF: BRAF kev hloov pauv, tshwj xeeb yog V600E kev hloov pauv, tuaj yeem pom hauv NSCLC. BRAF inhibitors tuaj yeem siv los tsom cov kev hloov pauv no.KRAS: KRAS kev hloov pauv yog tshwm sim hauv ntsws adenocarcinoma. Thaum keeb kwm nyuaj rau lub hom phiaj, cov kev kho tshiab tau tshwm sim los kho KRAS-mutated ntsws cancers.PD-L1 (Programmed Tuag-Ligand 1): Txawm hais tias tsis yog ib qho kev hloov pauv hauv cov kev xav ib txwm muaj, PD-L1 qhia yog biomarker uas tuaj yeem kwv yees cov lus teb rau kev tiv thaiv kab mob. Kev qhia siab PD-L1 yuav qhia tau tias tus neeg mob muaj feem yuav tau txais txiaj ntsig los ntawm kev siv tshuaj tiv thaiv kab mob.Genetic Testing for Lung CancerGenetic mutation kho mob ntsws cancer tau txheeb xyuas los ntawm kev ntsuam xyuas caj ces, tseem hu ua biomarker kuaj lossis molecular profiling. Qhov kev ntsuam xyuas no soj ntsuam cov qog nqaij hlav los yog, qee zaum, cov ntshav kuaj los txheeb xyuas cov kev hloov caj ces tshwj xeeb uas ua rau muaj mob qog noj ntshav. Cov txiaj ntsig ntawm cov kev ntsuam xyuas no pab cov kws kho mob oncologist ua tus kheej cov phiaj xwm kho mob txhawm rau tsom cov yam ntxwv tshwj xeeb ntawm txhua tus neeg mob qog noj ntshav. Baofa Cancer Research Institute siv cov thev naus laus zis hauv lub xeev-of-the-art genetic testing technologies.Types of Genetic Tests Ob peb hom kev ntsuam xyuas caj ces yog siv los kuaj mob ntsws cancer thiab npaj kho mob:Next-Generation Sequencing (NGS): NGS yog ib qho kev sim ntsuas uas muaj peev xwm txheeb xyuas ntau cov noob ib txhij. Qhov no tso cai rau kev tshawb pom ntawm ntau yam kev hloov pauv thiab lwm yam kev hloov genomic.Polymerase Chain Reaction (PCR): PCR yog ib qho kev soj ntsuam ntau dua uas yog siv los txheeb xyuas cov kev hloov pauv lossis hloov cov noob.Fluorescence In Situ Hybridization (FISH): FISH yog siv los txheeb xyuas cov noob caj ces, xws li ALK thiab ROS1 fusions.Immunohistochemistry (IHC): IHC yog siv los kuaj pom cov protein, xws li PD-L1, uas tuaj yeem pab kwv yees cov lus teb rau kev siv tshuaj tiv thaiv kab mob.Thaum twg yuav tsum kuaj Genetic Tested? Kev kuaj caj ces yuav tsum tau ua rau txhua tus neeg mob kuaj pom tias muaj NSCLC siab heev. Kev ntsuam xyuas yuav tsum tau ua kom ntxov li sai tau hauv cov txheej txheem kev npaj kho mob kom cov phiaj xwm kho tau raug txiav txim siab los ntawm qhov pib. Nws tseem yog ib qho tseem ceeb uas yuav tau rov kuaj dua yog tias mob qog noj ntshav loj zuj zus lossis yog tias muaj kev kho mob tshiab.Targeted Therapies for Lung CancerTargeted therapies yog cov tshuaj uas tsom rau cov qog nqaij hlav cancer tshwj xeeb. genetic mutation kho mob ntsws cancer. Cov kev kho mob no yog tsim los cuam tshuam nrog kev loj hlob, kev faib tawm, thiab kev sib kis ntawm cov qog nqaij hlav cancer thaum txo qis kev puas tsuaj rau cov hlwb qub. Baofa Tsev Kho Mob tus kheej cov tshuaj mus kom ze siv cov kev kho mob siab tshaj plaws.EGFR InhibitorsEGFR inhibitors yog siv los kho mob qog noj ntshav nrog EGFR hloov pauv. Cov tshuaj no thaiv cov kev ua ntawm EGFR protein, uas yog feem ntau overactive nyob rau hauv cov qog nqaij hlav cancer nrog cov kev hloov. Feem ntau EGFR inhibitors suav nrog:Gefitinib (Iressa)Erlotinib (Tarceva)Afatinib (Gilotrif)Osimertinib (Tagrisso): Feem ntau cov thawj kab kev kho mob rau EGFR-mutated NSCLC.ALK InhibitorsALK inhibitors yog siv los kho mob ntsws cancer nrog ALK rearrangements. Cov tshuaj no thaiv cov haujlwm ntawm ALK protein, uas feem ntau ua haujlwm txawv txav hauv cov qog nqaij hlav cancer nrog cov kev hloov kho tshiab no. Feem ntau ALK inhibitors suav nrog:Crizotinib (Xalkori)Alectinib (Alecensa)Ceritinib (Zykadia)Brigatinib (Alunbrig)Lorlatinib (Lorbrena)ROS1 InhibitorsROS1 inhibitors yog siv los kho mob ntsws cancer nrog ROS1 fusions. Cov tshuaj no thaiv cov haujlwm ntawm ROS1 protein, uas feem ntau ua haujlwm txawv txav hauv cov qog nqaij hlav cancer nrog cov fusions no. Feem ntau ROS1 inhibitors suav nrog:Crizotinib (Xalkori)Entrectinib (Rozlytrek)BRAF InhibitorsBRAF inhibitors yog siv los kho mob qog noj ntshav nrog BRAF kev hloov pauv, tshwj xeeb yog V600E kev hloov pauv. Cov tshuaj no thaiv cov kev ua ntawm BRAF protein, uas yog feem ntau overactive nyob rau hauv cov qog nqaij hlav cancer nrog cov kev hloov. Feem ntau BRAF inhibitors suav nrog:Dabrafenib (Tafinlar)Trametinib (Mekinist): Feem ntau siv ua ke nrog dabrafenib.KRAS G12C InhibitorsSotorasib (Lumakras) thiab Adagrasib (Krazati) yog cov piv txwv ntawm KRAS G12C inhibitors siv los kho mob qog noj ntshav nrog rau qhov tshwj xeeb KRAS hloov pauv. Lawv ua haujlwm los ntawm kev thaiv cov haujlwm ntawm KRAS protein hloov pauv.Immunotherapy thiab Genetic MutationsImmunotherapy yog hom kev kho mob qog noj ntshav uas pab lub cev tiv thaiv kab mob tiv thaiv kab mob. Thaum immunotherapy tsis ncaj qha lub hom phiaj genetic mutation kho mob ntsws cancer, qee yam kev hloov pauv caj ces thiab biomarkers, xws li PD-L1 kev qhia thiab qog nqaij hlav (TMB), tuaj yeem kwv yees cov lus teb rau kev tiv thaiv kab mob. Cov neeg mob uas muaj PD-L1 siab qhia lossis siab TMB yuav muaj feem yuav tau txais txiaj ntsig los ntawm kev siv tshuaj tiv thaiv kab mob. Ntawm Shandong Baofa Cancer Research Institute, peb koom ua ke kev tiv thaiv kab mob nrog rau lwm yam kev kho mob rau txoj hauv kev zoo.Lub neej yav tom ntej ntawm kev kho mob ntsws cancerCov kev kho mob ntsws cancer yog hloov zuj zus mus sai. Cov phiaj xwm tshiab thiab kev tiv thaiv kab mob tiv thaiv kab mob tau tsim thiab sim hauv kev sim tshuaj. Cov kws tshawb fawb kuj tseem ua haujlwm los txheeb xyuas cov tshiab genetic mutation kho mob ntsws cancer uas tuaj yeem raug tsom nrog cov kev kho tshiab. Raws li peb txoj kev nkag siab txog cov noob caj noob ces ntawm kev mob ntsws cancer txhim kho, peb tuaj yeem cia siab tias yuav pom ntau tus kheej thiab muaj txiaj ntsig kev kho mob rau cov neeg mob. Shandong Baofa Cancer Research Institute tau cog lus tias yuav nyob twj ywm rau ntawm qhov ua ntej ntawm cov kev nce qib no.Cov lus piav qhia: Lub hom phiaj kho raws li Kev Hloov Mus LosTargeted TherapiesDescriptionEGFROsimertinib, Gefitinib, Erlotinib, AfatinibBlock EGFR protein kev ua haujlwmALKAlectinib, Crizotinib, Crizotinib, Protein ActivityROS1Crizotinib, EntrectinibBlock ROS1 protein kev ua haujlwmBRAF V600EDabrafenib (feem ntau nrog Trametinib) Thaiv BRAF protein kev ua haujlwmKRAS G12CSotorasib, AdagrasibBlock mutated KRAS protein kev ua haujlwm Cov lus xaus Kev nkag siab lub luag haujlwm ntawm genetic mutation kho mob ntsws cancer yog qhov tseem ceeb rau kev txhim kho cov txiaj ntsig rau cov neeg mob qog noj ntshav. Kev ntsuam xyuas caj ces tuaj yeem pab txheeb xyuas cov kev hloov pauv tshwj xeeb uas tuaj yeem raug tsom nrog kev kho tus kheej. Raws li peb txoj kev nkag siab txog cov noob caj noob ces ntawm kev mob ntsws cancer txuas ntxiv mus, peb tuaj yeem cia siab tias yuav pom cov kev kho mob zoo dua thiab tsom rau cov kab mob loj no. Mus saib Shandong Baofa Cancer Research Institute kom paub ntau ntxiv txog peb txoj hauv kev zoo rau kev kho mob ntsws cancer.Tsis lees paub: Cov ntaub ntawv no yog siv rau kev kawm nkaus xwb thiab yuav tsum tsis txhob suav hais tias yog cov lus qhia kho mob. Nco ntsoov sab laj nrog tus kws kho mob uas tsim nyog rau kev kuaj mob thiab kev kho mob.ReferencesNational Cancer Institute. www.cancer.govAmerican Cancer Society. www.cancer.org