sterols

Izi ndi zinthu zofunika m'thupi lathu. M'thupi la munthu, amayang'anira kufalikira kwa nembanemba zama cell, komanso amakhudza kagayidwe kachakudya. Zinthu izi ndi gawo lofunikira la lipids ndipo ndizofunikira pa thanzi lathu komanso kukopa kwathu.

Zakudya zokhala ndi sterol:

General makhalidwe a sterols

Ma sterols ndi gawo lofunikira lamafuta amasamba ndi nyama. Amakhala m'gulu la mowa wa polycyclic ndipo amapezeka mu nembanemba ya zamoyo zonse.

Ma sterol amapezeka m'chilengedwe m'magawo awiri: mu mawonekedwe a mowa waulere, komanso mawonekedwe a esters amafuta acids apamwamba. Kunja, ndi chinthu cha crystalline, pafupifupi chosasungunuka m'madzi.

 

Ma sterol omwe amapezeka m'zamoyo za nyama ndi anthu amatchedwa zoosterol. Chodziwika kwambiri mwa izi ndi cholesterol.

Asayansi asayansi asayansi apezanso mitundu ina yodziwika bwino - iyi ndi ma sterols amitengo yotsika komanso yapamwamba, yotchedwa phytosterols. Izi ndi B-sitosterol, campesterol, stigmasterol, brassicasterol. Amachokera ku zomera monga mafuta a soya ndi mafuta a rapeseed.

Kuphatikiza apo, ma mycosterols (fungal sterols, mwachitsanzo, ergosterol), komanso ma sterols a tizilombo, amapezekabe m'chilengedwe. Ergosterol ndiyothandiza kwambiri paumoyo wamunthu. Mothandizidwa ndi kuwala kwa ultraviolet, amasanduka vitamini D. Ma sterols a mafakitale amagwiritsidwa ntchito popanga mahomoni, komanso mavitamini a gulu D.

Kufunika kwa tsiku ndi tsiku kwa sterols

Akatswiri azakudya amati mlingo wa tsiku ndi tsiku wa cholesterol sayenera kupitirira 300 mg. Ma sterols a zomera akulimbikitsidwa kuti adye mu kuchuluka kwa magalamu 2-3 patsiku.

Kwa anthu omwe ali ndi vuto la mtima ndi mitsempha, mlingowo umawerengedwa molingana ndi momwe thupi lawo lilili komanso malangizo a dokotala.

Kufunika kwa sterol kumawonjezeka ndi:

  • kuchuluka kwa cholesterol m'magazi;
  • chitetezo chofooka;
  • pre-stroke ndi pre-infarction state (phytosterols amagwiritsidwa ntchito);
  • kuchuluka kwa mavitamini A, E, K, D osakwanira m'thupi;
  • ndi kusowa mphamvu;
  • pa mimba ndi kuyamwitsa;
  • ngati kuchepa kwa libido;
  • ngati kuli kofunikira, mphamvu zowonjezera kutentha;
  • ndi ntchito zolimba zakuthupi;
  • ndi nkhawa yayikulu;
  • ndi mawonetseredwe a zizindikiro za rickets matenda (ergosterol ntchito mankhwala).

Kufunika kwa sterols kukuchepa:

Popeza zonsezi zili pamwambazi.

Digestibility wa sterols

Njira yotengera ma sterols a zomera imagwira ntchito kwambiri kuposa nyama. Kupezeka uku kumalumikizidwa ndi mfundo yoti ma phytosterols opangidwa ndi ma phytosterols sagonjetsedwa ndi kukonzedwa mu madzi am'mimba. Pachifukwa ichi, amagwiritsidwa ntchito popanga magetsi mwadzidzidzi.

Zoosterol, m'malo mwake, amatha kukana cleavage kwa nthawi yayitali. Ndipo zimenezi zimathandiza kuti munthu asamve njala. Amakhulupirira kuti amuna amatha kukonda kwambiri zinthu zomwe zimakhala ndi sterols ya nyama, ndipo akazi - kubzala sterols.

Zothandiza za sterols ndi momwe zimakhudzira thupi

Malinga ndi kafukufuku wopangidwa ndi akatswiri azakudya aku Russia, zotsatira zabwino za sterols pathupi la munthu zadziwika ndikutsimikiziridwa.

Ma phytosterols amagwiritsidwa ntchito kutsitsa cholesterol m'magazi, omwe ndi ofunikira kwambiri pa atherosulinosis. Amachepetsa chiopsezo cha sitiroko ndi matenda a mtima. Iwo ali ndi kutchulidwa antioxidant ntchito. Imalimbitsa chitetezo chamthupi.

Kuphatikiza apo, ma sterols ndi gawo lofunikira la mavitamini A ndi E mumafuta amasamba, ndi vitamini D mu nyama. Mu pharmacology, sterols amagwiritsidwa ntchito kupanga mahomoni a steroid, komanso kupanga vitamini D ndi mankhwala ena.

Kuyanjana ndi zinthu zina:

Ma sterols ndi abwino kwambiri osungunulira carotene (provitamin A), komanso mavitamini K, E ndi D. Kuphatikiza apo, ma sterols amachitanso ntchito yoyendera m'thupi. Amanyamula mapuloteni kupita ku ziwalo zonse zaumunthu ndi minofu.

Zizindikiro za kusowa kwa ma sterols m'thupi

  • atherosulinosis (popanda phytosterols);
  • kutopa;
  • kutopa kwamanjenje;
  • kusinthasintha;
  • kuchepa kwa kugonana;
  • kusauka kwa misomali;
  • tsitsi lofooka;
  • kusamvana kwa mahomoni;
  • chitetezo chochepa;
  • kukalamba msanga.

Zizindikiro za sterols ochulukirapo m'thupi

  • atherosulinosis (kuchuluka kwa cholesterol);
  • kuchuluka kwa magazi kuundana;
  • kutsegula kwa chitukuko cha gallstones ndi kwa chiwindi miyala;
  • kufooka kwa zida za osteochondral;
  • kuchuluka kwa magazi;
  • kupweteka kwa mtima;
  • kusintha kwa ntchito ya chiwindi ndi ndulu.

Zinthu zomwe zimakhudza kuchuluka kwa ma sterols m'thupi

Chinthu chachikulu chomwe chimakhudza zomwe zili mu phytosterols m'thupi ndi chakudya. Zoosterol imatha kupangidwa kuchokera kuzinthu zama carbohydrate ndi mafuta, komanso kulowa m'thupi lathu limodzi ndi chakudya. Kusachita zolimbitsa thupi kumabweretsa kudzikundikira kwa sterols m'thupi, koma nthawi yomweyo kumachepetsa kuyamwa kwawo.

Sterols za kukongola ndi thanzi

Tsoka ilo, ambiri mwa kugonana koyenera, kufunafuna voliyumu yomwe akufuna, amakana kudya mafuta - magwero a sterols. Kumbali imodzi, uwu ndi mwayi weniweni wochepetsera thupi. Koma amadzilungamitsa yekha ngati kulemera kwakukulu kulipo ndipo kumalepheretsa munthu kukhala ndi moyo wokangalika.

Apo ayi, pali chiopsezo chokwiya, tsitsi lopanda tsitsi, khungu louma ndi misomali yowonongeka. Kuphatikiza apo, kusowa kwa ma sterols kumabweretsanso kuchepa kwa maso komanso mavuto akubala.

Zotsatira za kudya kwamafuta ochepa zimatha kuthetsedwa ndi kudya moyenera kwa sterols, kudya mafuta anyama ndi masamba.

Zakudya Zina Zotchuka:

Siyani Mumakonda