Umlobi: Randy Alexander
Usuku Lokudalwa: 23 Epreli 2021
Ukuvuselela Usuku: 17 Agasti 2025
Anonim
LDL and VLDL Metabolism: Lipoproteins metabolism: Endogenous pathway of lipid transport
Ividiyo: LDL and VLDL Metabolism: Lipoproteins metabolism: Endogenous pathway of lipid transport

-Delile

Ukubuka konke

Ama-lipoprotein asezingeni eliphansi (LDL) nama-lipoprotein asezingeni eliphansi kakhulu (i-VLDL) yizinhlobo ezimbili ezihlukene zama-lipoprotein atholakala egazini lakho. Ama-lipoprotein ayinhlanganisela yamaprotheni nezinhlobo ezahlukahlukene zamafutha. Baphatha i-cholesterol ne-triglycerides egazini lakho.

I-cholesterol yinto enamafutha edingekayo ekwakheni amaseli. Emzimbeni, kuvame ukudala isibindi sakho ngendlela eyinkimbinkimbi. Ama-Triglycerides ngolunye uhlobo lwamafutha asetshenziselwa ukugcina amandla athe xaxa kumaseli akho.

Umehluko omkhulu phakathi kwe-VLDL ne-LDL ukuthi unamaphesenti ahlukene we-cholesterol, amaprotheni, kanye ne-triglycerides akha i-lipoprotein ngayinye. I-VLDL iqukethe ama-triglycerides amaningi. I-LDL iqukethe i-cholesterol eningi.

I-VLDL ne-LDL zombili zibhekwa njengezinhlobo ze-cholesterol "embi". Ngenkathi umzimba wakho udinga kokubili i-cholesterol ne-triglycerides ukuze usebenze, ukuba nokuningi kwawo kungadala ukuba bakhe emithanjeni yakho. Lokhu kungandisa ubungozi besifo senhliziyo nesifo sohlangothi.


Thola izinga lakho le-cholesterol elinconyiwe.

Incazelo ye-VLDL

I-VLDL idalwe esibindini sakho ukuphatha ama-triglycerides emzimbeni wakho wonke. Yenziwe ngesisindo:

Izingxenye eziyinhloko ze-VLDLAmaphesenti
cholesterol 10%
ama-triglycerides 70%
amaprotheni10%
amanye amafutha10%

Ama-triglycerides athwalwa yi-VLDL asetshenziswa ngamaseli emzimbeni ukuthola amandla. Ukudla ama-carbohydrate amaningi, noma ushukela, kunokuba ushise kungaholela kumanani amaningi we-triglycerides namazinga aphezulu e-VLDL egazini lakho. Ama-triglycerides angeziwe agcinwa kumaseli anamafutha futhi akhishwe ngokuhamba kwesikhathi lapho edingeka ukuze athole amandla.

Amazinga aphezulu e-triglycerides axhumene nokwakhiwa kwamadiphozithi anzima emithanjeni yakho. Lezi zimali zibizwa ngokuthi ama-plaque. Ukwakhiwa kweplaque kwandisa ingozi yesifo senhliziyo nesifo sohlangothi. Ochwepheshe bakholelwa ukuthi lokhu kungenxa yokuthi:

  • ukwanda kokuvuvukala
  • ukwanda komfutho wegazi
  • izinguquko kulwelwesi lwemithambo yegazi
  • amazinga aphansi we-high-density lipoprotein (HDL), i-cholesterol "enhle"

Ama-triglycerides aphezulu nawo ahlotshaniswa ne-metabolic syndrome kanye nesifo esingesona esinotshwala esinamafutha.


Incazelo ye-LDL

Enye i-VLDL iyasulwa egazini. Okunye kuguqulwa kube yi-LDL ngama-enzyme egazini. I-LDL ine-triglycerides encane namaphesenti aphezulu we-cholesterol kune-VLDL. I-LDL yakhiwe kakhulu ngesisindo:

Izingxenye eziyinhloko ze-LDLAmaphesenti
cholesterol 26%
ama-triglycerides10%
amaprotheni25%
amanye amafutha15%

I-LDL ithwala i-cholesterol emzimbeni wakho wonke. I-cholesterol eningi kakhulu emzimbeni wakho iholela emazingeni aphezulu e-LDL. Amazinga aphezulu e-LDL nawo ahlotshaniswa nokwakhiwa kocwecwe emithanjeni yakho.

Lezi zimali zingagcina ziholele ku-atherosclerosis. I-atherosclerosis yenzeka lapho ukufakwa koqwembe lukhuni futhi kwanciphisa umthambo. Lokhu kwandisa ingozi yokuba nesifo senhliziyo nokushaywa unhlangothi.

Imihlahlandlela yakamuva evela ku-American Heart Association manje igxile engcupheni ephelele yokuthuthukisa isifo senhliziyo, kunokuba kube nemiphumela ye-cholesterol ngayinye.


Amazinga akho e-cholesterol ephelele, i-LDL, ne-HDL, kanye nezinye izici ezahlukahlukene, anquma ukuthi yiziphi izindlela zokwelashwa ezingcono kakhulu kuwe.

Khuluma nodokotela wakho nge-cholesterol yakho nokuthi unganciphisa kanjani ingozi yesifo senhliziyo ngokudla, ukuzivocavoca umzimba, izinguquko zokuphila, nemithi, uma kudingeka.

Ukuhlola i-VLDL ne-LDL

Iningi labantu lizohlolelwa izinga labo le-LDL ngesikhathi sokuhlolwa komzimba. I-LDL ivame ukuhlolwa njengengxenye yokuhlolwa kwe-cholesterol.

I-American Heart Association incoma bonke abantu abangaphezu kweminyaka engama-20 ukuba bahlolwe i-cholesterol njalo eminyakeni emine kuya kweyisithupha. Amazinga e-cholesterol kungadingeka ukuthi alandelwe kaningi uma ingozi yesifo senhliziyo iphakeme noma ukuqapha noma yikuphi ukwelashwa.

Akukho ukuhlolwa okuqondile kwe-cholesterol ye-VLDL. I-VLDL ivame ukulinganiselwa ngokususelwa ezingeni lakho le-triglycerides. Ama-Triglycerides nawo avame ukuhlolwa ngokuhlolwa kwe-cholesterol.

Odokotela abaningi abazenzi izibalo ukuthola ileveli yakho ye-VLDL elinganiselwe ngaphandle kokuthi uyicele ngqo noma une:

  • ezinye izinto eziyingozi zesifo senhliziyo
  • izimo ezithile ezingavamile ze-cholesterol
  • isifo senhliziyo sokuqala

Izici ezinobungozi zesifo senhliziyo zihlanganisa:

  • ukukhula kweminyaka
  • isisindo esikhulayo
  • ukuba nesifo sikashukela noma umfutho wegazi ophezulu
  • ukuba nomlando womndeni wesifo senhliziyo
  • ukubhema
  • ukuntuleka kokuvivinya umzimba njalo
  • ukudla okungenampilo (okunamafutha ezilwane amaningi noshukela kanye nezithelo, imifino kanye nefayibha)

Indlela yokwehlisa amazinga e-VLDL ne-LDL

Amasu okwehlisa amazinga akho e-VLDL ne-LDL ayafana: khulisa ukuzivocavoca umzimba futhi udle ukudla okunhlobonhlobo okunempilo.

Ukuyeka ukubhema nokunciphisa ukuphuza utshwala nakho kungasiza. Udokotela wakho uyindawo engcono kakhulu yokuqala ukuthola izincomo ngokushintsha kwendlela yokuphila enempilo eyenzelwe wena.

Amathiphu

  • Yidla amantongomane, ukwatapheya, i-oatmeal enqunywe ngensimbi, nezinhlanzi ezinothe ngama-omega-3 fatty acids, njenge-salmon ne-halibut.
  • Gwema amafutha agcwele, atholakala ekudleni okufana nenyama yenkomo, ibhotela noshizi.
  • Ukuzivocavoca okungenani imizuzu engama-30 ngosuku.

Ukushicilelwa Okuhehayo

I-Opana vs. Roxicodone: Uyini Umehluko?

I-Opana vs. Roxicodone: Uyini Umehluko?

I ingeni oUbuhlungu obukhulu bangenza imi ebenzi yan uku zonke ingabekezeleleki noma ingenzeki. Okuca ula nakakhulu ukuba nobuhlungu obukhulu nokuphendukela emithini yoku izakala, kuphela ukuthi izid...
Ingabe Ukuvota Kukubi Kuwe? Neminye imibuzo ejwayelekile eyi-12

Ingabe Ukuvota Kukubi Kuwe? Neminye imibuzo ejwayelekile eyi-12

Imiphumela yokuphepha kanye neye ikhathi e ide yezempilo yoku ebenzi a i-e-cigarette noma eminye imikhiqizo evuthayo namanje ayaziwa kahle. Ngo epthemba 2019, iziphathimandla zezempilo zikahulumeni ne...