Igituntu cya Mycobacterium aside nucleic na rifampicin birwanya

Ibisobanuro bigufi:

Iyi mashini ikwiriye mu gupima ADN ya Mycobacterium tuberculosis mu bipimo by'amatembabuzi y'abantu muri vitro, ndetse no mutation ya homozygous mu gace ka aside amine 507-533 ka codon mu gace ka gene ya rpoB gatera Mycobacterium tuberculosis rifampicin kudakira.


Ibisobanuro birambuye ku gicuruzwa

Ibirango by'ibicuruzwa

Izina ry'igicuruzwa

HWTS-RT074B-Mycobacterium Tuberculosis Nucleic Acid na Rifampicin Resistance Detection Kit (Melting Curve)

Icyemezo

CE

Ubumenyi bw'indwara

Mycobacterium tuberculosis, mu magambo make yitwa Tubercle bacillus, TB, ni yo bagiteri itera indwara y’igituntu. Muri iki gihe, imiti ikoreshwa cyane mu rwego rwa mbere irwanya igituntu irimo isoniazid, rifampicin na hexambutol, nibindi. Imiti ikoreshwa mu rwego rwa kabiri irwanya igituntu irimo fluoroquinolones, amikacin na kanamycin, nibindi. Imiti mishya yakozwe ni linezolid, bedaquiline na delamani, nibindi. Ariko, bitewe n’ikoreshwa nabi ry’imiti irwanya igituntu n’imiterere y’urukuta rw’uturemangingo rwa mycobacterium tuberculosis, mycobacterium tuberculosis itera imiti idakira imiti irwanya igituntu, ibi bikaba bitera imbogamizi zikomeye mu gukumira no kuvura igituntu.

Rifampicin yakoreshejwe cyane mu kuvura abarwayi ba igituntu cy’ibihaha kuva mu mpera za 1970, kandi igira ingaruka zikomeye. Ni yo mahitamo ya mbere yo kugabanya imiti ikoreshwa ku barwayi ba gituntu cy’ibihaha. Ubudahangarwa bwa Rifampicin buterwa ahanini n’impinduka mu ngirabuzimafatizo ya rpoB. Nubwo imiti mishya irwanya igituntu ihora isohoka, kandi ubushobozi bw’abarwayi ba gituntu cy’ibihaha nabwo bwakomeje kwiyongera, haracyari ibura ry’imiti irwanya igituntu, kandi ikoreshwa ry’imiti idahuje n’ubwenge mu buvuzi riri hejuru cyane. Birumvikana ko igituntu cya Mycobacterium mu barwayi ba gituntu cy’ibihaha kidashobora kwicwa burundu mu gihe gito, amaherezo biganisha ku ngero zitandukanye z’ubudahangarwa bw’imiti mu mubiri w’umurwayi, bigatuma indwara ikomeza, kandi bikongera ibyago byo gupfa k’umurwayi.

Umuyoboro

Umuyoboro

Imiyoboro na Fluorophores

Impuguke mu gusubiza A

Impuguke mu gusubiza B

Impuguke mu gusubiza C

Umuyoboro wa FAM

Umunyamakuru: FAM, Quencher: Nta na kimwe

rpoB 507-514

rpoB 513-520

38KD na IS6110

Umuyoboro wa CY5

Umunyamakuru: CY5, Quencher: Nta na kimwe

rpoB 520-527

rpoB 527-533

/

Umuyoboro wa HEX (VIC)

Umunyamakuru: HEX (VIC), Quencher: Nta na kimwe

Igenzura ry'imbere

Igenzura ry'imbere

Igenzura ry'imbere

Ibipimo bya tekiniki

Ububiko

≤-18℃ Mu mwijima

Igihe cyo kumara

Amezi 12

Ubwoko bw'ingero

Amasohoro

CV

≤5.0%

LoD

mycobacterium tuberculosis bagiteri 50/mL

Ubwoko bw'inyamaswa zirwanya rifampicin: 2x103bagiteri/ml

mutant ya homozygous: 2x103bagiteri/ml

Ubwihariye

Ipima igituntu cya mycobacterium yo mu bwoko bwa wild-type hamwe n'ahantu hahinduka mutation y'utundi turemangingo twihanganira imiti nka katG 315G>C\A, InhA-15C> T, ibisubizo by'ibizamini bigaragaza ko nta budahangarwa kuri rifampicin, bivuze ko nta mpungenge zibaho.

Ibikoresho Bikoreshwa:

Sisitemu za PCR za SLAN-96P mu gihe nyacyo

Sisitemu ya BioRad CFX96 ya PCR mu gihe nyacyo

Sisitemu ya LightCycler480® ya PCR mu gihe nyacyo

Urugendo rw'akazi

Niba ukoresheje Macro & Micro-Test General DNA/RNA Kit (HWTS-3019-50, HWTS-3019-32, HWTS-3019-48, HWTS-3019-96) (ishobora gukoreshwa hamwe na Macro & Micro-Test Automatic Nucleic Acid Extractor (HWTS-3006C, HWTS-3006B)) cyangwa Macro & Micro-Test Viral DNA/RNA Column (HWTS-3022-50) ya Jiangsu Macro & Micro-Test Med-Tech Co., Ltd. kugira ngo ikuremo, ongeramo 200μL ya Positive Control, negative control na sputum sample yatunganyijwe kugira ngo igeragezwe uko bikurikirana, hanyuma ongeramo 10μL ya internal control ukwayo muri Positive Control, negative control na sputum sample yatunganyijwe kugira ngo igeragezwe, kandi intambwe zikurikiraho zigomba gukorwa neza hakurikijwe amabwiriza yo gukuramo. Ingano y'icyitegererezo cyakuwemo ni 200μL, kandi ingano ya elution isabwa ni 100μL.


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