Hauv Suav teb, pob kws yog cov qoob loo tseem ceeb, thiab cov roj pob kws peb siv txhua hnub yog cov khoom tsim los ntawm cov kab mob pob kws (nrog rau qee cov pob kws husk thiab endosperm). Cov roj pob kws supposedly muaj cov khoom noj muaj txiaj ntsig zoo. Koj puas paub meej txog dab tsi hauv nws? Cia peb tham txog hnub no qhov tseem ceeb pob kws roj tivthaiv, cog sterols.
Vim li cas phytosterol thiaj li muaj txiaj ntsig zoo? Nws yog qhov zoo tshaj plaws rau cov neeg mob ntshav qab zib mellitus lossis hypercholesterolemia, nrog rau cov neeg laus uas tsis muaj peev xwm lipid metabolic, vim nws yog qhov tsis zoo ntawm cov cholesterol.
Phytosterols tuaj yeem txo cov roj cholesterol hauv peb txoj kev sib txawv.
1. Lawv tiv thaiv cov cholesterol los ntawm kev nqus. Vim muaj cov qauv zoo sib xws ntawm cov roj (cholesterol) thiab phytosterols, kev sib raug zoo ntawm kev sib raug zoo yuav tshwm sim thaum lub sijhawm metabolic. Tab sis vim hais tias phytosterols muaj ntau hydrophobic, lawv ib txwm muaj lub siab tawv hauv kev sib tw, noj chaw nyob hauv cov kab mob metabolic ua ntej thiab tshem tawm cov roj cholesterol. Piv txwv li, txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau, nws, koj yuav tsum tshem tawm cov cholesterol, nws yuav tsum tau nqa los ntawm micelle thiab thauj cov proteins ntawm phab ntsa ntawm cov hnyuv me mus rau hauv cov hnyuv villous epithelial hlwb. Lub cev tsuas tuaj yeem tso cov roj cholesterol raws li yog vim nws tsis tuaj yeem nqus tau yam tsis muaj kev pab ntawm cov nqa khoom; Hauv qhov sib piv, phytosterols feem ntau yuav cling rau micromicelles.
2. Txo cov synthesis ntawm cov roj cholesterol, uas tuaj yeem ua rau hauv daim siab. Cov nroj tsuag sterols tuaj yeem cuam tshuam cov kev ua ntawm tus nqi-txhim enzymes thaum lub sij hawm endogenous cholesterol synthesis txheej txheem, yog li txo lawv cov nyiaj synthesis.
3. Ceev cov roj cholesterol tawm. Thaum cov cholesterol cov ntsiab lus siab dhau lawm, phytosterols tuaj yeem txhawb kev hloov pauv cov roj cholesterol ntau dhau mus rau hauv cov kua tsib acids hauv lub cev, yog li txo qis cov roj cholesterol hauv lub cev.
Nws tseem tsim nyog hais tias txawm hais tias cov nroj tsuag sterols sib tw nrog cov roj (cholesterol) kom nqus tau, lawv tsis koom nrog cov kauj ruam tom ntej ntawm cov metabolism. Lawv qhov nqus tau nyob rau hauv tib neeg lub plab zom mov yog qhov tsawg heev, tsawg dua 5 feem pua (cov roj cholesterol nqus tau siab txog 40 feem pua). Cov sterols absorbed tau hloov mus rau hauv cov kua tsib acids thiab tawm mus, thaum cov sterols uas tsis muaj cov nroj tsuag tseem tshuav tseem raug tso tawm hauv cov quav.
Cov txiaj ntsig loj tshaj plaws ntawm cov nroj tsuag sterols rau cov khoom noj txhua hnub yog los ntawm cov roj zaub (suav txog li 46 feem pua), tom qab los ntawm cov nplej (li 39 feem pua). Cov roj pob kws muaj ntau cov nroj tsuag sterols, yog li thaum xaiv cov roj edible, xaiv cov roj pob kws. Ntawm no, peb pom zoo kom Golden Dragon Fish Zero Trans Fat Pob Kws Roj, uas xaiv cov noob qoob loo tsis hloov pauv kab mob thiab siv cov cuab yeej siv lub cev tshwj xeeb thiab cov cuab yeej ua haujlwm ntsuab. Cov roj muaj cov khoom zoo lossis cov khoom zoo, tsis muaj cov roj ntsha trans fatty acids, thiab khaws cov khoom noj khoom haus qub xws li vitamin E thiab phytosterols kom ntau dua. Seb nws yog do-fried, stewed, los yog kib zaub mov, nws yog heev haum.
Cog sterols, cov khoom muaj nqis ntawm cov khoom xyaw, yog qhov ci ntsa iab thiab ua kom sov rau peb cov hlab plawv. Txawm li cas los xij, nws yog ib qho tseem ceeb kom siv lawv zoo. Thaum xaiv cov roj uas siv tau, ua tib zoo saib cov roj pob kws, thiab koj tuaj yeem sau cov txiaj ntsig kev noj qab haus huv thaum txaus siab rau cov zaub mov qab.
