Cocer Peptides fɛ 
a bɛ tile 26 bɔ.
Sugunɛ, i n’a fɔ farikolo yɔrɔ cɛmancɛ min bɛ farikoloɲɛnajɛ ni baga bɔli kɛ hadamaden farikolo la, o bɛ baara nafamaw kɛ i n’a fɔ biyosintɛzi, fanga marali, ani fɛn juguw bɔli. Oksidan degun, bagaw dalajɛli, ani farikoloɲɛnajɛ gɛlɛyaw ye sugunɛ joginni, sugunɛ tuluma ani sugunɛbilenni sababu fɔlɔw ye. Sugunɛ lakanani, baga bɔli ani oksidan kɛlɛli degun kunba bɛ sugunɛbilenni baarakɛcogo dafalen sabatili la, ka baga bɔli anzimu baara caya, ani ka radikaliw bɔli damatɛmɛ. Peptide fɛnw, n’u ka ɲɛnamaya kɛcogo ka bon ani u ka laɲini kɛrɛnkɛrɛnnenw, olu bɛ se ka sugunɛbilenni siraw labɛn kɛrɛnkɛrɛnnenya la, ka sugunɛbilenniw tanga oksidan tiɲɛni ma, ani ka biyotransformi ni bagaw bɔli sabati, olu bɛ bɔ kɛnɛ kan i n’a fɔ baarakɛminɛn kura minnu bɛ kɛ ka sugunɛbanaw bali ani ka u sen don u la—u bɛ seba jira sugunɛbana na dɔlɔmin na, sugunɛbilenni min tɛ dɔlɔ ye (NAFLD), ani dɔrɔgu bɛ sugunɛ jogin.
Jaa 1 Farati minnu bɛ sugunɛbilenni na min tɛ dɔlɔ ye (NAFLD). Source: Seginkanni kɛra berew lakanani nɔw ni u ka molekiyɔmu fɛɛrɛw kan foroba kɛnɛya haminanko mankan na: Sugunɛbilenni bana min tɛ dɔlɔ ye (2024).
Baarakɛyɔrɔ kolomaw
1. Sugunɛ lakanani : Sugunɛbilenniw jɔcogo ni u baarakɛcogo dafalen sabatili
Peptide fɛnw bɛ sugunɛ lakanani barika dilan apoptose kɛlɛli fɛ, pro-repair fɛ, ani sugunɛbilenni farikolojɔli ɲɛnabɔli fɛ.
Sugunɛbilenni apoptose balili
Mitokondriyaw laɲini pepitiriw (misali la, SS-31) bɛ don sugunɛ ni mitokondriyaw la, ka mitokondriyaw seko sabati ani ka sitokɔrɔmu C bɔli ni kaspasi-3 baarakɛli bali. O bɛ dɔ bɔ oksidan degun walima furaw ka sugunɛbilenni apoptose la. U ka lakanani nɔ min bɛ mitokondriyaw la, o bɛ sugunɛbilenni fanga sɛnɛcogo sabati, kɛrɛnkɛrɛnnenya la ka sugunɛbaralabana nɔgɔya ischemie-reperfusion joginni na.
Kupu pepitiriw (misali la, GHK-Cu) bɛ sugunɛbilenni falenfɛnw minɛbagaw fosforilasi sabati, ka duguma siraw baara walasa ka ADN dilancogo teliya ani ka farikolo yɔrɔw labɛn kokura sugunɛbilenni tiɲɛnenw na. U bɛ fiɲɛbɔlan taamasiɲɛw fana bali minnu bɛ kɛ ni bonya fɛn caman tigɛli ye (TGF-β) fɛ, o bɛ sugunɛbilenni taabolo bila kɔfɛ.
Sugunɛbilenni lakanani
Sugunɛ lakanani pepitiriw bɛ dɔ bɔ endotoxines ni metabolites toxic (banakisɛfagalanw) doncogo la trans-membrane kɔnɔ, u kɛtɔ ka tight junction proteines jirali bonya sugunɛbara la, o bɛ dɔ bɔ sugunɛbilenni tiɲɛni tilennen na ni funufɛnw ye. O b’a to u bɛnnen don dɔlɔminna sugunɛbana ma joona.
Jaa 2 Nukilila facteur erythroïde 2-related facteur 2 (NRF2) labɛnni ani NRF2 ni mitokondriyaw ka jɛɲɔgɔnya sugunɛbana basigilen na. Source: NFR2-Regulated oxidative Stress ani Mitokondriyaw ka jogoɲini jɔyɔrɔw sugunɛbana basigilenw na (2023).
2. Detoxification : Ka sugunɛbilenni ni a bɔli baarakɛcogo ɲɛ
Sugunɛ bɛ kɛ farikolo ka baga bɔli yɔrɔ ye, min ka baara ye ka kɛnɛmafɛnw caman sɛnɛ ani k’u ban i n’a fɔ bagaw ni furaw. Sugunɛ lakanani pepitiriw bɛ u sen don sugunɛbilenni na, ka fɛnɲɛnamafagalanw farikolojɔli ni u bɔli sabati walasa ka dɔ bɔ u ka sugunɛbilenni nɔw na.
Fasa I/II farikoloɲɛnajɛ siraw baarakɛli
Glutathione (GSH, i n’a fɔ GSH precursor peptides), i n’a fɔ farikolo tangalan nafamaba ani conjugation substrate sugunɛbilenniw kɔnɔ, o bɛ a sen don Fase II detoxification reactions la k’a ɲɛsin a sirili ma electrophilic toxins la walasa ka complexes ji la minnu bɛ bɔ bile fɛ. Pepitiri dɔw bɛ dɔ fara GSH maralenw kan selilu kɔnɔ ani ka glutathione S-transferase (GST) baara caya, o bɛ asetaminofɛni ni dɔlɔ fɛnɲɛnamafagalanw bɔli teliya (misali la, asetalidehidi).
Nikotinamidi adenini dinukiliyɔtidi (NAD, i n’a fɔ pepitiri minnu bɛ tali kɛ NAD la), i n’a fɔ coenzyme min bɛ kɛ ka redox reactions kɛ, o bɛ a sen don Fase I enzymes ka catalytic reactions la i n’a fɔ alcohol dehydrogenase ani cytochrome P450, o bɛ lipophilic toxins jiginni sabati ka kɛ polar metabolites ye. NAD hakɛ cayalenba bɛ sugunɛ ka farikoloɲɛnajɛ kɛcogo ɲɛ furaw ni bagaw la.
Asidi bile sɛnɛcogo ɲɛnabɔli
Sugunɛ lakanani pepitiriw (misali la, Pnc 27) bɛ miiri ko u bɛ farnesoïde X minɛbaga (FXR) walima kɔnɔmaya X minɛbaga (PXR) baara, o bɛ anzimu jɔnjɔnw ni tabaga jɔnjɔnw jirali ɲɛnabɔ minnu sen bɛ asidi bile sɔrɔli la. O bɛ asidi bile bɔli sabati, ka asidi bile baga dalajɛli dɔgɔya sugunɛ kɔnɔ, ani ka sugunɛbilenni bana cogoya ɲɛ.
3. Oksidan kɛlɛli degun: Ka radikaliw bɔ ani ka oksidan tiɲɛniw dilan
Sugunɛbilenni joginni min bɛ sɔrɔ oksidan degun fɛ, o ye fɛɛrɛ nafamaba ye sugunɛbana taabolo la. Peptide fɛnw bɛ lakanani kɛ ni oksidan kɛlɛli ye min bɛ kɛ ni laɲini caman ye.
Radicaux libres scavenging ani enzyme baarakɛcogo ɲɛnabɔli
Glutathione bɛ radikali hɔrɔnmaw bali k’a ɲɛsin u yɛrɛ ma i n’a fɔ superoxide aniions ani hydrogène peroxide. I n’a fɔ glutathione peroxidase substrate, a bɛ lipid peroxides dɔgɔyali kɛ sababu ye, ka membrane lipid peroxidation tiɲɛni dɔgɔya.
Banakisɛfagalan pepitiriw (misali la, LL37), ka tɛmɛ u ka banakisɛfagalanw baara kan, olu bɛ NADPH oksidazi bali walasa ka dɔ bɔ oksizɛni suguya minnu bɛ se ka kɛ farikolo kɔnɔ (ROS) sɔrɔli la sugunɛbilenniw kɔnɔ, ka oksidan degun sababu kɛ siraw baarakɛli bali ani o la, u bɛ sugunɛbilenni apoptose ni funufɛnw bɔli bali.
Mitokondriyaw ka baarakɛcogo lakanani
Mitokondriyaw laɲini pepitiriw (misali la, SS-31) bɛ mitokondriyaw ka balansi fangama mara, ka mitokondriyaw tila-tilacogo ni u baarakɛbaliya dɔgɔya. O bɛ fanga sabatili sabati sugunɛbilenniw la ani ka ADN ni farikolojɔlifɛnw tiɲɛni farati dɔgɔya cogo la min tɛ ɲɛ.
Kuncɛli
Pepitiri fɛnw tali oksidan kɛlɛli ni sugunɛ kɛnɛya la, o sinsinnen bɛ sugunɛbilenni lakanani fɛɛrɛ jɔnjɔnw kan, baga bɔli siraw bonya, ani oksidan degunw labɛnni, o bɛ fura caman di sugunɛbanaw kunbɛnni ni u furakɛli ma. Ni u bɛ mitokondriyaw ka baara laɲini, ka anzimuw ka baga bɔ u la, ani ka redox balansi, o fɛnw tɛ dɔrɔn ka radikaliw bɔ u yɛrɛ la ani ka sugunɛbilenni apoptose bali, nka u bɛ sugunɛ farikoloɲɛnajɛ fɛnɲɛnamafagalanw fana cogoya sɛmɛntiya nukilila minɛbagaw labɛnni fɛ — o bɛ nafaw jira fɛɛrɛko siratigɛ la sugunɛ tuluma, sugunɛ jogin, ani sugunɛbilenni furakɛli bɛɛ lajɛlen na.
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Fɛn minnu bɛ di nin siti in kan, olu dabɔra ɲininiw dɔrɔn kama in vitro. Sɛgɛsɛgɛli in vitro (latinkan na: *glasi kɔnɔ*, o kɔrɔ ye gilasi kɔnɔ) bɛ kɛ hadamaden farikolo kɔkan. Nin fura ninnu tɛ furaw ye, Ameriki ka dumuniko ni furako ɲɛmɔgɔso (FDA) ma sɔn u ma, wa u man kan ka kɛ ka furakɛli bana, bana walima bana si bali, k’a furakɛ, walima k’a furakɛ. A dagalen don kosɛbɛ sariya fɛ ka nin fɛn ninnu don hadamaden walima bagan farikolo la cogo o cogo.
