Qhov sib txawv tseem ceeb ntawm tretinoin thiab retinol yog tias tretinoin tuaj yeem noj hauv qhov ncauj lossis dermally, thiab nws muaj txiaj ntsig zoo hauv kev kho pob txuv thiab promyelocytic leukemia, raws li, thaum retinol tau noj hauv qhov ncauj los kho xerophthalmia los ntawm vitamin A tsis txaus.
Ob leeg tretinoin thiab retinol yog cov roj-soluble organic compounds. Peb tuaj yeem tsim cov tshuaj no los ntawm beta carotene, thiab lawv yog cov tshuaj tseem ceeb.
Tretinoin yog dab tsi?
Tretinoin yog cov tshuaj uas muaj txiaj ntsig zoo rau kev kho pob txuv thiab mob qog noj ntshav promyelocytic leukemia. Nws tseem muaj npe hu ua all-trans retinoic acid lossis ATRA. Thaum kho pob txuv, peb tuaj yeem siv cov tshuaj no hauv daim ntawv nplaum, gel, lossis tshuaj pleev uas peb tuaj yeem siv ncaj qha rau ntawm daim tawv nqaij. Thaum kho mob leukemia, peb yuav tsum noj cov tshuaj no ntawm qhov ncauj li ntawm peb lub hlis. Cov tshuaj formula ntawm tretinoin yog C20H28O2. Cov molar loj ntawm cov tshuaj no yog 300.44 g / mol.
Daim duab 01: Cov Qauv Tshuaj ntawm Tretinoin
Cov tshuaj no muaj qee yam kev mob tshwm sim, suav nrog qhov liab ntawm daim tawv nqaij, tev, thiab tshav ntuj rhiab heev thaum nws siv rau ntawm daim tawv nqaij. Cov kev mob tshwm sim ntawm tretinoin, thaum noj qhov ncauj, suav nrog ua pa luv, mob taub hau, loog loog, kev nyuaj siab, tawv nqaij qhuav, ntuav, thiab lwm yam.
Feem ntau, tretinoin muaj kev ruaj ntseg tsawg dua nyob rau hauv lub xub ntiag ntawm lub teeb thiab oxidizing tus neeg sawv cev. Thaum 10% ntawm benzyl peroxide thiab lub teeb ua ke nrog tretinoin, nws tuaj yeem ua rau ntau dua 50% degradation ntawm tretinoin hauv li 2 teev. Hauv 24 teev, nws tuaj yeem muab 95% degradation ntawm tretinoin rau peb. Qhov kev tsis ruaj khov no tau coj tretinoin mus rau kev txhim kho kom txo tau qhov degradation, piv txwv li. microencapsulated tretinoin tuaj yeem raug benzyl peroxide thiab teeb pom kev tsawg dua 1% degradation ntawm tretinoin uas tshwm sim li ntawm 4 teev.
YRetinol yog dab tsi?
Retinol yog ib hom vitamin uas tshwm sim hauv cov khoom noj, thiab nws muaj txiaj ntsig zoo li kev noj haus ntxiv. Cov tshuaj no tseem hu ua Vitamin A1 Thaum xav txog kev siv cov vitamin no, nws yog ib qho tseem ceeb hauv cov khoom noj khoom haus, thiab nws tau txais kev noj haus los kho thiab tiv thaiv peb ntawm vitamin A tsis txaus. Vitamin A deficiency tuaj yeem ua rau xerophthalmia.
Daim duab 02: Cov Qauv Tshuaj ntawm Retinol
Yog tias peb noj cov tshuaj retinol hauv ib txwm siv, peb lub cev tuaj yeem zam tau yooj yim, tab sis yog tias koob tshuaj ntau, nws tuaj yeem ua rau lub siab loj, tawv nqaij qhuav, lossis hypervitaminosis A. Tsis tas li ntawd, kev noj tshuaj ntau ntawm retinol thaum cev xeeb tub tuaj yeem ua mob rau tus menyuam. Thaum noj cov vitamin no hauv qhov ncauj, nws tau hloov mus rau hauv retinal thiab retinoic acid. Cov ntaub ntawv no yog cov ntaub ntawv nquag ntawm retinol hauv peb lub cev.
Dab tsi zoo sib xws ntawm Tretinoin thiab Retinol?
- YLawv tuaj yeem tsim los ntawm beta carotene.
- Ob leeg yog cov tshuaj tseem ceeb.
Ob leeg yog fat-soluble organic compounds
Qhov txawv ntawm Tretinoin thiab Retinol yog dab tsi?
Ob leeg tretinoin thiab retinol yog cov roj-soluble organic compounds. Peb tuaj yeem tsim cov tshuaj no los ntawm beta carotene, thiab lawv yog cov tshuaj tseem ceeb. Qhov sib txawv tseem ceeb ntawm tretinoin thiab retinol yog tias tretinoin tuaj yeem noj hauv qhov ncauj lossis dermally, thiab nws muaj txiaj ntsig zoo hauv kev kho pob txuv thiab promyelocytic leukemia feem ntau thaum retinol tau noj hauv qhov ncauj los kho xerophthalmia los ntawm vitamin A tsis txaus.
Cov infographic hauv qab no teev qhov sib txawv ntawm tretinoin thiab retinol hauv daim ntawv tabular rau ib sab ntawm kev sib piv.
Summary – Tretinoin vs Retinol
Ob leeg tretinoin thiab retinol yog cov roj-soluble organic compounds. Peb tuaj yeem tsim cov tshuaj no los ntawm beta carotene, thiab lawv yog cov tshuaj tseem ceeb. Qhov sib txawv tseem ceeb ntawm tretinoin thiab retinol yog tias tretinoin tuaj yeem noj hauv qhov ncauj lossis dermally, thiab nws muaj txiaj ntsig zoo hauv kev kho pob txuv thiab promyelocytic leukemia raws li retinol tau noj hauv qhov ncauj los kho xerophthalmia los ntawm vitamin A deficiency.
