Video: Yam tshuaj twg ua rau cov tshuaj gluconeogenesis?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Gluconeogenesis yog txhawb nqa los ntawm diabetogenic cov tshuaj hormones (glucagon, kev loj hlob tshuaj hormone , epinephrine, thiab cortisol).
Kuj nug, dab tsi txhawb nqa gluconeogenesis?
Gluconeogenesis tshwm sim hauv daim siab thiab ob lub raum. Gluconeogenesis muab cov kev xav tau rau plasma qabzib nruab nrab ntawm cov pluas noj. Gluconeogenesis yog txhawb nqa los ntawm cov tshuaj hormones diabetogenic (glucagon, kev loj hlob hormone, epinephrine, thiab cortisol). Gluconeogenic substrates muaj xws li glycerol, lactate, propionate, thiab qee cov amino acids.
Qhov thib ob, yam tshuaj twg txhawb nqa gluconeogenesis thaum tshaib plab? Glucagon tseem inhibits fatty acid synthesis los ntawm kev txo qis ntawm pyruvate thiab txo cov kev ua ntawm acetyl CoA carboxylase los ntawm kev tswj nws hauv lub xeev tsis muaj phosphorylated. Tsis tas li ntawd, glucagon stimulates gluconeogenesis hauv daim siab thiab thaiv glycolysis los ntawm kev txo qis ntawm F-2, 6-BP.
Hauv qhov no, cov tshuaj hormones dab tsi txhawb nqa Glycogenesis?
Glycogenesis yog txhawb los ntawm cov tshuaj insulin. Insulin pab txhawb kev nqus ntawm qabzib mus rau hauv cov leeg nqaij, txawm hais tias nws tsis yog yuav tsum tau rau kev thauj mus los qabzib nyob rau hauv daim siab hlwb.
Glucagon ua rau gluconeogenesis li cas?
Glucagon tiv thaiv kev ua ntawm insulin; Nws nce qhov concentration ntawm cov piam thaj hauv cov ntshav los ntawm kev txhawb nqa glycogenolysis, uas yog kev tawg ntawm glycogen (daim ntawv uas cov piam thaj khaws cia hauv daim siab), stimulating gluconeogenesis , uas yog tsim cov piam thaj los ntawm cov amino acids thiab glycerol hauv
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