Dab tsi chromosome yog tas2r38?
Dab tsi chromosome yog tas2r38?

Video: Dab tsi chromosome yog tas2r38?

Video: Dab tsi chromosome yog tas2r38?
Video: #105 Koj Muaj Neeb Dab Tsi? \ Types Of Spiritual Guides | Hmong Shaman Ua neeb 2024, Kaum ib hlis
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Ib qho tseem ceeb ntawm cov noob uas ua rau PTC kev xav tau raug txheeb xyuas (Kim li al., 2003). Cov gene ( TAS 2R38 ), nyob rau ntawm chromosome 7q36, yog ib tug tswv cuab ntawm tsev neeg iab saj receptor.

Ib yam li ntawd ib tug yuav nug, ntawm dab tsi chromosome yog tas2r38 noob?

Txij thaum ntawd los, PTC tasting peev xwm tau mapped rau chromosome 7q thiab, ob peb xyoos tom qab, tau qhia ncaj qha rau TAS 2R38 genotype. Muaj peb hom polymorphisms nyob rau hauv TAS 2R38 gene -A49P, V262A, thiab I296V-uas ua ke los ua ob hom haplotypes thiab ob peb lwm yam tsis tshua muaj haplotypes.

Ib yam li ntawd, hom kev sib txuas twg raug lees paub los ntawm tas2r38 receptor? Qhov saj tus neeg txais kev pab noob TAS 2R38 yog iab tus neeg txais kev pab rau thiourea tshuaj sib xyaw phenylthiocarbamide (PTC) thiab 6-n-propylthiouracil (PROP).

Ua raws li qhov xav tau, lub hom phiaj ntawm PTC noob yog dab tsi?

Muaj peev xwm saj PTC feem ntau yog kho raws li tus tseem ceeb caj ces qhov zoo, txawm tias qhov qub txeeg qub teg thiab kev qhia ntawm qhov kev zoo no yog qhov nyuaj dua. PTC kuj inhibits melanogenesis thiab siv los loj hlob pob tshab.

Dab tsi yog lub luag haujlwm dab tsi ntawm cov noob tas2r38 tshwm sim hauv cov khoom qab zib?

Cov iab saj kev xaav (txuas nrog kev muaj peev xwm lossis tsis muaj peev xwm saj phenylthiocarbamide) yog kho los ntawm cov TAS 2R38 gene . Lub siab ntawm iab saj tiv thaiv peb ntawm kev noj tshuaj lom tshuaj , tam sim no nyob rau hauv tej zaub, uas ua tau cuam tshuam rau cov thyroid thaum noj ntau ntau.

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