Iikhompawundi zendalo zifunwa kakhulu kuphando lwesayensi lwanamhlanje kunye namashishini amayeza. I-7,8-Dihydroxyflavone (7,8-Dihydroxyflavone), njengekhompawundi ebalulekileyo evela kwizityalo, itsale ingqalelo enkulu ngenxa yomsebenzi wayo obalulekileyo webhayoloji. Kubaphandi bezesayensi kunye namashishini, kubalulekile ukufumana ababoneleli abathembekileyo be-7,8-Dihydroxyflavone Powder. I-7,8-Dihydroxyflavone Powder ebonelelwa yiSuzhou Myland ineinombolo ye-CAS engu-38183-03-8 kunye nobunyulu obufikelela kwi-98%, ikunika ukhetho oluthembekileyo.
I-7,8-Dihydroxyflavone(ekwaziwa ngokuba yi-7,8-DHF okanye i-proflavonoid) yimolekyuli yendalo ekwiqela leekhompawundi ze-flavonoid. Ifumaneka kumagqabi e-Godmania aesculifolia, i-Tridax procumbens kunye ne-primula.
I-7,8-DHF yikhompawundi yendalo enefomula yemolekyuli i-C15H10O4. Iyanyibilika kwizinyibilikisi zendalo kwaye inombala, ivumba kunye nencasa ehambelana neekhompawundi ze-flavonoid.
I-7,8-DHF ivele njengekhompawundi ye-nootropic ethembisayo. Ibonakalise uluhlu lweziphumo ze-neuropharmacological kwizifundo zangaphambi kweklinikhi, kubandakanya ukuphucula inkumbulo, ukukhuthaza i-neurogenesis kunye nokuthintela ukuwohloka kwe-neuro.
Njenge-agonist enamandla nekhethayo yemolekyuli encinci ye-tropomyosin receptor kinase B (TrkB), i-proflavin ibonakalise ukusebenza kakuhle kwiimodeli zezilwanyana ngokuchasene nezifo ezahlukeneyo, kuquka nesifo sika-Alzheimer.
Iiflavonoids ziluhlu lweekhompawundi zepolyphenolic ezifumaneka kwiintlobo ngeentlobo zeziqhamo, imifuno, kunye nezinye izityalo. Kwiminyaka yakutshanje, zifumene ingqwalasela enkulu ngenxa yeempawu zazo zokulwa ne-antioxidant, ukulwa nokuvuvukala, kunye nokukhusela imithambo-luvo.
Ezi khompawundi zibonakalisiwe zineziphumo eziluncedo engqondweni, kubandakanya ukuphucula ukusebenza kwengqondo kunye nokuthintela izifo eziwohlokayo kwimithambo-luvo. I-7,8-DHF yenye yezona khompawundi ze-polyphenolic zibalaseleyo ezifumana ingqwalasela eyandayo njenge-nootropic. Ifundwe ngeziphumo zayo ezinokubakho kwimood, imemori, ukufunda, ixhala, kunye neminye imisebenzi yengqondo.
Iziphumo ze-neurological ze-7,8-DHF kucingelwa ukuba zibangelwa kukusebenzisana kwayo nee-receptors ezithile. Kufunyaniswe ukuba yi-TrkA, i-receptor ebandakanyeka kwi-nerve growth factor signaling kwaye ibalulekile ekusindeni kwe-neuronal kunye ne-plasticity.
I-7,8-DHF isebenza ngokulawula ukubonakaliswa kwee-receptors ezahlukeneyo, kuquka ii-subunits ze-glutamate receptor kunye ne-BDNF. Ikwachaphazela ukwakheka kwe-synapse, imetabolism yamandla, kunye nokukhululwa kwe-acetylcholine kwiindawo ezithile zobuchopho.
Uphando kwi-7,8-dihydroxyflavone luye lwanda kakhulu kwimiphumo yalo kwimpilo yabantu, ingakumbi xa lujonga indlela elilinganisa ngayo umsebenzi we-neurotrophic factor (BDNF) efunyenwe ebuchotsheni, iproteni ebalulekileyo ekusindeni nasekusebenzeni kweproteni kwimithambo-luvo.
Ngokuphathelele ukusetyenziswa kwayo, i-7,8-DHF iye yahlolwa ukuze isetyenziswe kunyango lwezifo zemithambo-luvo ngenxa yokukwazi kwayo ukungena kumqobo wegazi nobuchopho.
I-7,8-Dihydroxyflavone ivela ngokwendalo kwiindawo ezahlukeneyo zokutya kwezityalo, kuquka:
●Iziqhamo: ii-apile, amaqunube, iidiliya kunye neziqhamo ze-citrus
●Imifuno: u-anyanisi, i-kale, i-broccoli kunye nespinatshi
●Imifuno: Iparsley, ithyme kunye ne-oregano
Ukongeza kwezi mithombo zendalo, i-7,8-DHF ikwafumaneka njengokongeza ukutya okulula nokucwangcisiweyo.
Funda ngee-flavonoids
Iiflavonoids ziikhompawundi zepolyphenolic ezidlala indima ebalulekileyo ekuguqulweni kombala wezityalo, ukuhluzwa kwe-UV, kunye nokumelana nezifo. Zahlulwe zangamacandelwana aliqela, kuquka iiflavonols, iiflavones, ii-isoflavones, iiflavanones, kunye nee-anthocyanins. Icandelwana ngalinye linezakhiwo ezahlukeneyo zeekhemikhali kunye nemisebenzi yebhayoloji, nto leyo ephumela kwiingenelo ezahlukeneyo zempilo.
Yintoni i-7,8-dihydroxyflavone?
I-7,8-Dihydroxyflavone luhlobo olukhethekileyo lwe-flavonoid olukwi-flavonoid subclass. Ulwakhiwo lwayo lweekhemikhali lunamaqela amabini e-hydroxyl kwindawo yesi-7 neyesi-8 yomqolo we-flavonoid, onoxanduva lweempawu zayo ezikhethekileyo. Le khompawundi ifumaneka ikakhulu kwizityalo ezifana ne-dioscorea (yam) kwaye ifundwe ngeziphumo zayo ezinokuthi zikhusele imithambo-luvo, iimpawu zokulwa nokuvuvukala, kunye nokuphucula ingqondo.
Umahluko oPhambili phakathi kwe-7,8-DHF kunye nezinye iiFlavonoids
1. Ulwakhiwo lweekhemikhali
Umahluko ocacileyo phakathi kwe-7,8-DHF kunye nezinye ii-flavonoids yindlela ezimile ngayo iikhemikhali. Nangona ii-flavonoids ezininzi zinethambo elifanayo, ukubakho kwamaqela e-hydroxyl kwiindawo ezithile kunokuchaphazela kakhulu umsebenzi wazo webhayoloji. Umzekelo, i-quercetin, i-flavonol eyaziwayo, inelungiselelo elahlukileyo lamaqela e-hydroxyl, elichaphazela ukunyibilika kwayo kunye nokusebenzisana kwayo neethagethi zebhayoloji.
2. Umsebenzi webhayoloji
I-7,8-DHF ibonakalisiwe ukuba inemisebenzi ekhethekileyo yebhayoloji xa ithelekiswa nezinye ii-flavonoids. Uphando lubonisa ukuba ivuselela indlela yokubonisa i-neurotrophic factor (BDNF) efunyenwe ebuchotsheni, ebaluleke kakhulu ekusindeni kwee-neuron, ekukhuleni nasekuhlukaniseni ii-neuron. Le ndlela ibaluleke kakhulu kwimeko yezifo ze-neurodegenerative kunye nokuwohloka kwengqondo.
Ngokwahlukileyo koko, ezinye ii-flavonoids ezifana nee-catechins (ezifumaneka kwiti eluhlaza) kunye nee-anthocyanins (ezifumaneka kumaqunube) zisebenza ngokuyintloko ngomsebenzi we-antioxidant, zisusa ii-free radicals kwaye zinciphise uxinzelelo lwe-oxidative. Nangona ezi mpawu ziluncedo, zisenokungazichaphazeli ngokuthe ngqo izinto ze-neurotrophic ngendlela efanayo ne-7,8-DHF.
3. Ukufumaneka kwezinto eziphilayo
Ukufumaneka kwezinto eziphilayo kubhekisa kubungakanani kunye nesantya apho isithako esisebenzayo okanye inxalenye esebenzayo ifunxwa khona kwaye ifumaneke kwindawo yokusebenza. I-7,8-DHF ibonakalise ukufumaneka kwezinto eziphilayo kakuhle kwizifundo zezilwanyana, nto leyo ebonisa ukuba inokuwela ngokufanelekileyo umqobo wegazi-ubuchopho, nto leyo ebalulekileyo kwimiphumo yayo yokukhusela ingqondo.
Ngokwahlukileyo koko, ukufumaneka kwezinye ii-flavonoids kunokwahluka kakhulu. Umzekelo, nangona i-quercetin isetyenziswa kakhulu, ukufunxwa kwayo kudla ngokunqongophala ngenxa yemetabolism yayo ekhawulezayo. Lo mahluko kwi-bioavailability uchaphazela ukusebenza kakuhle kwezi zinto zixutyiweyo ekufezekiseni iziphumo zempilo ezifunekayo.
7,8-DHF indlela yokusebenza: Ulawulo lwe-BDNF kunye nokusebenza kwe-Trkb receptor
Ngokuphathelele indlela yokusebenza, i-7,8-DHF yaziwa ngokukhuthaza ukuveliswa kwe-BDNF (i-neurotrophic factor efumaneka ebuchotsheni) ngokubophelela nakwi-receptor yayo i-TrkB. Ngaphandle kokusebenzisa ubuchwepheshe kakhulu, oku kukhokelela kuthotho lwemisebenzi yeselula eluncedo ekugcineni ukusebenza kakuhle kwe-neuronal kunye nokukhuthaza i-neurogenesis.
Indlela ephambili yokusebenza ye-7,8-DHF:
(1) I-Brain-derived neurotrophic factor (BDNF) kunye nendima yayo kwi-neuroplasticity
Ngokufumanisa ukuba ukubonakaliswa kwe-neurotrophic factor (BDNF) efunyenwe ebuchotsheni kunciphisa kwizifo ze-neurodegenerative, ingakumbi isifo sika-Alzheimer (AD), ukubaluleka kwaso ekugcineni nasekuphuculeni impilo yengqondo kuya kubonakala ngakumbi.
I-BDNF ibalulekile kwimisebenzi eyahlukeneyo ye-neuronal njengoko ikhuthaza ukudluliselwa kwe-synaptic, i-synaptogenesis, kunye ne-synaptic plasticity ngokusebenzisa i-signaling kunye ne-TrkB receptors. Oku kwenza indlela ye-BDNF-TrkB signaling ibe yindawo ethembisayo yophuhliso lweendlela zonyango ezijolise ekulweni nezifo ze-neurodegenerative.
(2) Indlela yokubonisana ye-receptor ye-Tropomyosin receptor kinase B (Trkb)
I-receptor ye-tropomyosin receptor kinase B (TrkB) idlala indima ebalulekileyo ekulawuleni iziphumo ze-BDNF kwii-neurons. Njenge-receptor ye-transmembrane tyrosine kinase, i-TrkB yi-receptor ephambili ye-BDNF kwaye iqala uluhlu lweziganeko zokubonisa ngaphakathi kweseli xa zibotshelelwa kwizinto ze-neurotrophic.
I-BDNF isebenzisa i-TrkB ukuze iqalise iindlela ezininzi eziphambili zangaphakathi kweseli, kuquka i-phosphatidylinositol 3-kinase (PI3K)-Akt, i-mitogen-activated protein kinase (MAPK)-extracellular signal-regulated kinase (ERK), kunye ne-phospholipase Cγ (PLCγ)-protein kinase C (PKC). Ngayinye kwezi ndlela inegalelo kwinkalo eyahlukileyo yomsebenzi we-neuronal kunye nokuphila kakuhle.
Indlela ye-PI3K-Akt ibalulekile ekukhuthazeni ukusinda kwe-neuronal kunye nokuthintela i-apoptosis. I-BDNF-TrkB signaling ivuselela le ndlela ukuze inyuse ukusinda kweseli ngokuthintela izinto ezibangela i-apoptotic kunye nokuvuselela izinto ezichasene ne-apoptotic, ngaloo ndlela iqinisekisa ukugcinwa kwee-neurons eziphilileyo.
Kwelinye icala, indlela ye-MAPK-ERK idlala indima ebalulekileyo ekuhlukaniseni nasekukhuleni kwe-neuronal. Umqondiso we-BDNF-TrkB ukhuthaza ukusebenza kwendlela ye-MAPK-ERK, nto leyo exhasa ukuvuthwa kunye nokwahlukana kwe-neuronal kunye nokuhlanganiswa kwayo kwiinethiwekhi ze-neuronal ezikhoyo.
Indlela ye-PLCγ-PKC ibalulekile ekulawuleni i-synaptic plasticity, inkqubo esisiseko yokufunda kunye nenkumbulo. I-BDNF-TrkB signaling ilawula umsebenzi wale ndlela, ekugqibeleni ikhokelele kutshintsho kumandla e-synaptic kunye noqhagamshelwano.
Olu hlengahlengiso lukhuthaza uhlengahlengiso kunye nokuhlelwa kwakhona kweesekethe ze-neural ukuphendula kumava amatsha kunye nezinto ezikhuthaza okusingqongileyo.
Ngokusebenza njenge-agonist ye-TrkB, i-7,8-DHF isebenzisa iziphumo zayo ze-nootropic ikakhulu ngokulawula iindlela zokubonisa ezinxulumene ne-BDNF, ngaloo ndlela ikhuthaza i-neurogenesis kwaye iphucula i-synaptic plasticity.
Ngokulinganisa iziphumo ze-BDNF, i-7,8-DHF inceda ukukhusela ii-neurons ekonakaleni, ikhuthaza ukusinda kwazo, kwaye ikhuthaza ukukhula nokugcinwa konxibelelwano olutsha lwe-neuronal. Olu buchule lokukhuthaza i-neuroplasticity, ukuphucula ukusebenza kwengqondo, kunye nokunciphisa iimpawu zezifo ze-neurological kwenza i-7,8-DHF ibe ngumviwa othembisayo wophuhliso lwamayeza kunye nophando olongezelelweyo.
Iingenelo ze-Nootropic ze-7,8-DHF: Ukuphucula ukuqonda kunye nokukhusela i-Neuroprotection
Ngokuphathelele iingenelo zayo ze-nootropic, i-7,8-DHF isebenza ngeendlela ezine eziphambili:
Ukuhlanganiswa kwememori kunye nokubuyisa: umsebenzi oxhomekeke kwi-hippocampus
I-7,8-DHF ifunyenwe iphucula ukuhlanganiswa kwememori kunye nokubuyiswa kwayo kwimisebenzi eyahlukeneyo yokufunda kunye nememori exhomekeke kwi-hippocampus kwiimodeli zeempuku. Ezi ziphumo zibonisa ukuba i-7,8-DHF isenokuba yi-nootropic ethembisayo, Ingasetyenziselwa ukuphucula ukusebenza kwememori kubantu abasempilweni kunye nabo bane-memory impairment.
I-synaptic plasticity: amandla okuhlala ixesha elide kunye nokudakumba
I-7,8-DHF ibonakalisiwe ukuba ilawula i-synaptic plasticity ngokunyusa i-LTP kunye nokunciphisa i-LTD kwi-hippocampus. Ezi ziphumo kucingelwa ukuba zibangelwa kukukwazi kwayo ukwenza ii-receptors ze-TrkB zisebenze kwaye emva koko ziphucule indlela yokubonisa i-BDNF. Olu tshintsho lwe-synaptic plasticity lunegalelo ekuphuculweni komsebenzi wokuqonda obonwa emva kokulawulwa kwe-7,8-DHF.
Iipropati ze-Antioxidant: Ukususa i-ROS kunye ne-lipid peroxidation
I-7,8-DHF ineempawu ze-antioxidant njengoko kubonakaliswa kukukwazi kwayo ukususa ii-reactive oxygen species (ROS) kunye nokunciphisa i-lipid peroxidation. Ezi ziphumo zinegalelo kwimiphumo yayo yokukhusela i-neurological ngokunciphisa umonakalo kunye nokungasebenzi kakuhle kwe-neuronal okubangelwa luxinzelelo lwe-oxidative.
Isiphumo sokuchasana nokuvuvukala: silawula ukusebenza kwe-microglial kunye nemveliso ye-cytokine
Ukongeza kwiipropati zayo zokulwa ne-antioxidant, i-7,8-DHF ifunyenwe ineziphumo zokulwa nokuvuvukala ngokulawula ukusebenza kwe-microglial kunye nokunciphisa imveliso yee-cytokines ezibangela ukuvuvukala ezifana ne-TNF-α kunye ne-IL-1β. Oku kunegalelo ngakumbi kwiziphumo zayo zokukhusela i-neurotransmitter kunye ne-nootropic ngokuthintela umonakalo we-neuronal obangelwa kukudumba.
Xa ufuna umthengisi weI-7,8-DihydroxyflavoneUmgubo, ungaqwalasela ezi zinto zilandelayo:
1. Udumo lomthengisi
Ukukhetha umthengisi onegama elihle kubalulekile. Ungafumana umbono wodumo lomthengisi ngokujonga uphononongo lwabathengi, iingxelo zoshishino, kunye neeforam zobungcali. I-Suzhou Myland inodumo oluhle kushishino, inempendulo yabathengi eyakhayo kunye nomgangatho wemveliso owaziwayo ngokubanzi.
2. Umgangatho wemveliso
Qinisekisa ukuba iimveliso ezibonelelwa ngababoneleli ziyahambelana nemigangatho yamazwe ngamazwe kunye neemfuno zolawulo lomgangatho. I-Suzhou Myland 7,8-Dihydroxyflavone Powder iye yavavanywa ngokungqongqo umgangatho kwaye icocekile ukuya kuthi ga kwi-98%, okuqinisekisa ukusebenza kakuhle kunye nokhuseleko lwemveliso.
3. Isiqinisekiso kunye nokuthobela imithetho
Ukukhetha umthengisi one-GMP (Good Manufacturing Practice) kunye nesatifikethi se-ISO kuqinisekisa ukuba inkqubo yakhe yemveliso iyahlangabezana nemigangatho yamazwe ngamazwe. I-Suzhou Myland ilandela ngokungqongqo le migangatho ukuqinisekisa uzinzo kunye nokuhambelana kwebhetshi nganye yeemveliso.
4. Inkxaso yobugcisa kunye neenkonzo
Umthengisi othembekileyo kufuneka anike inkxaso yobuchwephesha kunye nenkonzo yabathengi. I-Suzhou Myland ineqela lobuchwephesha elinokubonelela abathengi ngeengcebiso zokusetyenziswa kwemveliso kunye nesikhokelo sobuchwepheshe ukunceda abathengi bafumane iziphumo ezingcono kuphando kunye nokusetyenziswa kwayo.
5. Ixabiso kunye nexesha lokuhanjiswa
Ixabiso kunye nexesha lokuhambisa nazo zizinto ezibalulekileyo ekufuneka uziqwalasele xa ukhetha umthengisi. Ungacela iikowuteshini kubathengisi abaninzi kwaye uthelekise amaxabiso abo kunye namaxesha okuhambisa ukuze ufumane eyona ndlela ifanelekileyo. Suzhou Myland
ibonelela ngamaxabiso akhuphisanayo kunye namaxesha okuhambisa aguquguqukayo ngelixa iqinisekisa umgangatho wemveliso.
Indlela yokufumana i-7,8-Dihydroxyflavone Powder
Ukuba ujonge i-7,8-Dihydroxyflavone Powder ekumgangatho ophezulu, iSuzhou Myland yeyona ifanelekileyo kuwe. Ungaqhagamshelana nathi ngale ndlela:
Iwebhusayithi esemthethweni: Ndwendwela iiwebhusayithi esemthethweni yeSuzhou Mylandukuze ufunde okungakumbi ngolwazi lwemveliso kunye nenkxaso yobugcisa.
Ukubonisana kwi-intanethi: Nxibelelana ngokuthe ngqo neqela lethu lenkonzo yabathengi ngokusebenzisa umsebenzi wokubonisana kwi-intanethi obonelelwa yiwebhusayithi ukuze ufumane ulwazi lwemveliso kunye neekowuteshini ozifunayo.
Umnxeba: Fowunela inombolo yethu yoqhagamshelwano ukuze unxibelelane nabasebenzi abangoochwephesha bokuthengisa kwaye ufumane ulwazi oluneenkcukacha ngemveliso kunye neengcebiso zokuthenga.
Uphando nge-imeyile: Ungasicela ulwazi ngemveliso nge-imeyile, kwaye siya kukuphendula ngokukhawuleza.
Ukufumana ababoneleli bePowder ye-7,8-Dihydroxyflavone abathembekileyo akulula, kodwa ngokunika ingqalelo kudumo lomthengisi, umgangatho wemveliso, isiqinisekiso kunye nokuthobela imithetho, inkxaso yobugcisa kunye nenkonzo, kunye nexabiso kunye nexesha lokuhambisa, ungenza isigqibo esilumkileyo. Khetha. I-Suzhou Myland liqabane lakho elifanelekileyo ngePowder yayo ye-7,8-Dihydroxyflavone ecocekileyo kakhulu kunye nenkonzo yabathengi egqwesileyo. Silangazelela ukusebenza nawe ukuze sihlolisise ezinye iindlela zokusetyenziswa kwe-7,8-Dihydroxyflavone.
Q: Ngaba iproflavin ingaphucula ubuchule bokufunda?
A: Ewe, iproflavin ibonakalisiwe ukuba iphucula amandla okufunda kwizifundo zezilwanyana ngokukhuthaza i-neurogenesis kunye noqhagamshelwano lwe-synaptic. Ilawula iinkqubo ze-neurotransmitter ezibalulekileyo kwinkqubo yokufunda, ingakumbi kwi-hippocampus, indawo ephambili yengqondo yokufunda.
Q: Ingaba i-7,8-DHF iyanceda ekubuyiseleni ingqondo emva kokwenzakala?
A: Ewe, izifundo zangaphambi kweklinikhi zibonisa ukuba i-7,8-DHF inokunceda ekubuyiseleni ingqondo emva kokwenzakala kwengqondo ngokukhuthaza ukukhuselwa kwengqondo kunye nokuvuselelwa kwengqondo. Inciphisa ukufa kwee-neuron kwaye ixhasa ukukhula kwee-neurons ezintsha, okunokuphucula ukusebenza kwengqondo okuphazamisekileyo kukwenzakala okanye ukwenzakala kwe-ischemic.
Q: Yeyiphi indima edlalwa yi-7,8-dihydroxyflavone ekunciphiseni kwengqondo okunxulumene nokwaluphala?
A: Uphando olusandula ukwenzeka lubonisa ukuba i-7,8-DHF inokucothisa ukwehla kwengqondo okunxulunyaniswa nokwaluphala ngokukhusela uxinzelelo lwe-oxidative kunye nokudumba, izinto eziqhelekileyo kwizifo zengqondo ezinxulumene nokwaluphala.
Ngokuphucula amanqanaba e-BDNF kunye nokusebenza kwe-TrkB receptor, inceda ukugcina ukuqina kwengqondo, nangona kufuneka uphando oluninzi lwabantu ukuze kuhlolwe ngokupheleleyo ezi ziphumo.
Q: Ngaba i-7,8-DHF ingawuphucula umsebenzi wokunika ingqwalasela kunye nokusebenza kakuhle?
A: Izifundo zokuqala zezilwanyana zibonisa ukuba i-7,8-DHF inokuphucula ingqalelo kunye nomsebenzi wokulawula ngokuphucula ukulawulwa kwee-neurotransmitter kunye noqhagamshelwano lwe-neural kwiindawo zobuchopho ezibandakanyekayo kwezi nkqubo.
Isikhanyeli: Eli nqaku lenzelwe ulwazi oluqhelekileyo kuphela kwaye akufuneki lithathwe njengengcebiso yezonyango. Olunye ulwazi lweposi yebhlog luvela kwi-Intanethi kwaye alungobungcali. Le webhusayithi inoxanduva lokuhlela, ukufomatha kunye nokuhlela amanqaku kuphela. Injongo yokudlulisa ulwazi oluthe kratya ayithethi ukuba uyavumelana nezimvo zayo okanye uqinisekisa ubunyani bomxholo wayo. Soloko uqhagamshelana neengcali zezempilo ngaphambi kokusebenzisa naziphi na izongezo okanye ukwenza utshintsho kwindlela yakho yokhathalelo lwempilo.
Ixesha leposi: Oktobha-16-2024
