I-7,8-Dihydroxyflavone (7,8-DHF) iyi-flavonoid eyenzeka ngokwemvelo ekhombisa ithemba ezindaweni ezahlukene zempilo. Uma unesithakazelo ezithasiselo zemvelo noma izithako zokudla ezingase zisekele impilo yobuchopho, isimo sengqondo, kanye nenhlalakahle iyonke, i-7,8-DHF ingase ifaneleke ukuyihlola. I-7,8-Dihydroxyflavone Powder enikezwa yi-Suzhou Myland inenombolo ye-CAS engu-38183-03-8 kanye nobumsulwa obufika ku-98%. Umkhiqizo ulawulwe ngokuqinile ikhwalithi futhi uhambisana nezindinganiso zomhlaba wonke, okuqinisekisa ukusebenza kahle nokuphepha komkhiqizo. , ofanele ucwaningo lwesayensi, ukuthuthukiswa kwemithi, ukukhiqizwa komkhiqizo wokunakekelwa kwempilo kanye neminye imikhakha, okukunikeza ukukhetha okuthembekile.
I-7,8-Dihydroxyflavone (7,8-DHF)iyinhlanganisela ye-flavonoid engavamile kakhulu etholakala ngokwemvelo. Itholakale ku-Astragalus pumila, Primula grandifolia kanye ne-Hubei crabapple. Ivele njengenhlanganisela ye-nootropic ethembisayo. Ibonise imiphumela ehlukahlukene ye-neuropharmacological ezifundweni zangaphambi kokwelashwa,
Ama-Flavonoid ayisigaba samakhemikhali e-polyphenolic atholakala ezinhlobonhlobo zezithelo, imifino, kanye neminye imithombo yezitshalo. Eminyakeni yamuva nje, athole ukunakwa okukhulu ngenxa yezakhiwo zawo zokulwa nama-antioxidant, ukulwa nokuvuvukala, kanye nokuvikela imizwa.
Lezi zinhlanganisela ziboniswe zinemiphumela emihle ebuchosheni, okuhlanganisa nokuthuthukisa ukusebenza kwengqondo nokuvimbela izifo eziwohlokayo zemizwa. I-7,8-DHF ingenye yamakhemikhali e-polyphenolic avelele kakhulu athola ukunakwa okwandayo njenge-nootropic. Ihlolisiswe ngemiphumela yayo engaba khona esimweni sengqondo, inkumbulo, ukufunda, ukukhathazeka, kanye neminye imisebenzi yengqondo.
Imiphumela yezinzwa ye-7,8-DHF kucatshangwa ukuthi ibangelwa ukusebenzisana kwayo nama-receptor athile. Kutholakale ukuthi yi-TrkA, i-receptor ehilelekile ekuboniseni i-nerve growth factor futhi ibalulekile ekusindeni kwe-neuronal kanye ne-plasticity.
I-7,8-DHF isebenza ngokulawula ukuvezwa kwama-receptor ahlukahlukene, okuhlanganisa ama-subunit e-glutamate receptor kanye ne-BDNF. Iphinde ithinte ukwakheka kwe-synapse, i-metabolism yamandla, kanye nokukhululwa kwe-acetylcholine ezindaweni ezithile zobuchopho.
Ngaphezu kwalokho, i-osteoporosis yaziwa ngokuthi "umbulali othule" womzimba womuntu, okusongela kakhulu impilo yabantu asebekhulile kanye nabantu asebekhulile, ikakhulukazi abesifazane asebekhulile. Ngaphansi kwezimo ezivamile zomzimba, ukuvuselelwa kwamathambo kusesimweni esilinganiselayo; kodwa uma kukhona ukungalingani phakathi kokwakheka kwamathambo okubangelwa yi-osteoblast kanye nokumuncwa kwamathambo okubangelwa yi-osteoclast, futhi inani lamathambo elakhiwe linganele ukwengeza inqwaba yamathambo amuncwayo, inqwaba yamathambo izoncipha. , isakhiwo esincane sezicubu zamathambo siyabhujiswa, okubangela i-osteoporosis.
I-7,8-Dihydroxyflavone (7,8-DHF) iyi-flavonoid etholakala ezitshalweni engalingisa umsebenzi we-neurotrophic factor (BDNF) etholakala ebuchosheni, ibangele ukuncishiswa kwama-receptor e-TrkB futhi isebenze ama-molecule ayo okubonisa izimpawu angaphansi. Izifundo zibonise ukuthi i-BDNF ingakhuthaza ukuhlukaniswa kwe-osteoblast kanye nokufuduka futhi isheshise ukuphulukiswa kokuphuka.
I-7,8-DHF ingakhuthaza ukwanda nokwehlukaniswa kwama-osteoblast ngokusebenzisana ne-TrkB kanye nokusebenzisa indlela yokubonisana ye-Wnt/β-catenin, futhi ingavimbela ukukhiqizwa kwama-osteoclast ngokunciphisa i-transcription factor c-fos; ngaphezu kwalokho, i-7,8-DHF ingathuthukisa i-osteoporosis phenotype kumagundane akhiwe ngama-ovariectomized.
Isakhiwo samakhemikhali kanye nezakhiwo ze-7,8-dihydroxyflavone
Iqukethe amaqembu amabili e-hydroxyl eringini ye-benzene kanye neqembu elilodwa le-hydroxyl eringini ye-pyrrolone. Ake sibheke kabanzi isakhiwo samakhemikhali se-7,8-dihydroxyflavone:
Ifomula yama-molecule ye-7,8-DHF ingu-C15H10O5, okubonisa ukuthi iqukethe ama-athomu e-carbon angu-15, ama-athomu e-hydrogen angu-10, nama-athomu e-oxygen angu-5.
I-7,8-Dihydroxyflavone iyi-crystalline solid ephuzi enesisindo sama-molecule esingu-286.24 g/mol. Incibilika kancane emanzini ngenxa yamaqembu amaningi e-hydroxyl angabopha i-hydrogen kuma-molecule amanzi.
7,8-DHF indlela yokusebenza: Ukulawulwa kwe-BDNF kanye nokusebenza kwe-Trkb receptor
Ngokuphathelene nendlela yokusebenza, i-7,8-DHF yaziwa ngokukhuthaza ukukhiqizwa kwe-BDNF (i-neurotrophic factor etholakala ebuchosheni) ngokubopha nokusebenzisa i-receptor yayo i-TrkB. Ngaphandle kobuchwepheshe obukhulu, lokhu kuholela ekuhlanganiseni kwemisebenzi yamaseli ezuzisayo ekugcineni ukusebenza kahle kwe-neuronal nokukhuthaza i-neurogeneis.
Ake sibheke kabanzi indlela eyinhloko yesenzo se-7,8-DHF ngezansi.
I-neurotrophic factor (BDNF) etholakala ebuchosheni kanye nendima yayo ekuqineni kwe-neuroplasticity
Ngokuthola ukuthi ukubonakaliswa kwe-neurotrophic factor (BDNF) etholakala ebuchosheni kuncipha ezifweni eziwohlokayo ze-neuro, ikakhulukazi isifo i-Alzheimer's (AD), ukubaluleka kwaso ekugcineni nasekuthuthukiseni impilo yobuchopho kuya ngokuya kubonakala.
I-BDNF ibalulekile emisebenzini eyahlukene ye-neuronal njengoba ikhuthaza ukudluliselwa kwe-synaptic, i-synaptogenesis, kanye ne-synaptic plasticity ngokusebenzisa i-signaling ngama-receptor e-TrkB. Lokhu kwenza indlela ye-signaling ye-BDNF-TrkB ibe yithagethi ethembisayo yokuthuthukiswa kwezindlela zokwelapha ezihloselwe ukulwa nezifo ze-neurodegenerative.
Izifundo zamuva nje zihlolisise izinzuzo ezingaba khona ze-molecule encane i-TrkB agonist 7,8-dihydroxyflavone (7,8-DHF) ekunciphiseni imiphumela yokuqala ye-pathology ehlobene ne-AD. Esifundweni semodeli yegundane ye-5xFAD ye-AD, amagundane aphathwa nge-7,8-DHF izinyanga ezimbili kusukela enenyanga eyodwa ubudala.
Imiphumela yalolu phenyo iveza amandla okwelapha e-7,8-DHF ekubhekaneni noshintsho lwe-neurochemical oluhlobene ne-AD kanye nezimpawu ze-pathological. Okuphawulekayo ukuthi ukwelashwa kwe-7,8-DHF kuholele ekunciphiseni ukufakwa kwe-plaque ye-cortical Aβ, uphawu oluyinhloko lwe-AD.
Ngaphezu kwalokho, ivikela ama-neuron e-cortical ekunciphiseni ubunkimbinkimbi be-dendritic arbor, okusiza ukugcina isakhiwo se-neuronal sisonke. Kodwa-ke, ayizange ithinte kakhulu ukuminyana komgogodla we-dendritic.
Ngokusho kuka-Aytan, uNurgul nabanye, ukwelashwa kubonise nemiphumela yokuvikela izinzwa ku-hippocampus, kuvimbela amazinga aphezulu amakhemikhali aqukethe i-choline kanye nokunciphisa ukulahleka kwe-glutamate.
Indlela yokubonisana kwe-receptor ye-Tropomyosin receptor kinase B (Trkb)
Ngo-2010, iqembu likaSolwazi uYe Keqiang wase-Emory University labika okokuqala ku-Proceedings of the National Academy of Sciences (PNAS) ukuthi i-7,8-DHF ingasetshenziswa njenge-agonist ethile ye-molecule encane ye-tropomyosin receptor kinase B (TrkB), engalingisa. Umsebenzi we-neurotrophic factor (BDNF) osuselwa ebuchosheni uvuselela izindlela zokubonisana ezansi kwe-TrkB, njenge-MAPK/ERK, PI3K/Akt kanye ne-PKC. Ngaphezu kwalokho, izifundo ezalandela zathola ukuthi i-7,8-DHF inganciphisa ukukhuluphala okubangelwa ukudla okunamafutha amaningi emagundwini abesifazane ngokusebenzisa i-TrkB yemisipha yamathambo, okubonisa umehluko omkhulu wobulili.
I-neurotrophic factor (BDNF) etholakala ebuchosheni ingakhuthaza ukuhlukaniswa kwe-osteoblast, ukufuduka kanye nokuphulukiswa kokuphuka. I-BDNF iyilungu lomndeni we-neurotrophic factor futhi ilawula izinqubo ezahlukahlukene zezinto eziphilayo ikakhulukazi ngokubopha kwi-transmembrane receptor tyrosine kinase B (TrkB). Noma kunjalo, isignali ye-TrkB ebangelwe yi-BDNF yayidlula imizuzu eyi-10 futhi yafinyelela esicongweni ngemizuzu engama-60. Kodwa-ke, i-BDNF inokuphila okufushane kwesigamu futhi ayikwazi ukuwela kalula isithiyo segazi nobuchopho.
I-7,8-dihydroxyflavone (7,8-DHF) iyi-flavonoid etholakala esitshalweni ekwazi ukunqoba imikhawulo engenhla ye-BDNF futhi yahlonzwa njenge-mimetic esebenzayo ye-BDNF futhi manje isetshenziswa ezinhlelweni ezahlukahlukene ze-biochemical kanye nezeselula. Kwaqinisekiswa ukuthi ingadala i-TrkB dimerization futhi isebenze ama-molecule ayo okubonisana angezansi.
I-receptor ye-tropomyosin receptor kinase B (TrkB) idlala indima ebalulekile ekuxazululeni imiphumela ye-BDNF kuma-neurons. Njenge-receptor ye-transmembrane tyrosine kinase, i-TrkB iyi-receptor eyinhloko ye-BDNF futhi iqala uchungechunge lwezehlakalo zokubonisana kwangaphakathi kweseli lapho ibopha izinto ze-neurotrophic.
I-BDNF isebenzisa i-TrkB ukuze iqalise izindlela eziningana ezibalulekile zangaphakathi kweseli, okuhlanganisa i-phosphatidylinositol 3-kinase (PI3K)-Akt, i-mitogen-activated protein kinase (MAPK)-extracellular signal-regulated kinase (ERK), kanye ne-phospholipase Cγ (PLCγ)-protein kinase C (PKC) pathway. Ngayinye yalezi zindlela inegalelo esicini esihlukile somsebenzi we-neuronal kanye nenhlalakahle.
Indlela ye-PI3K-Akt ibalulekile ekukhuthazeni ukusinda kwe-neuronal kanye nokuvimbela i-apoptosis. I-BDNF-TrkB signaling isebenzisa le ndlela ukwandisa ukusinda kweseli ngokuvimbela izici ezikhuthaza i-apoptosis kanye nokuvuselela izici ezilwa ne-apoptosis, ngaleyo ndlela kuqinisekiswe ukulondolozwa kwama-neurons anempilo.
Ngakolunye uhlangothi, indlela ye-MAPK-ERK idlala indima ebalulekile ekuhlukaniseni nasekukhuleni kwe-neuronal. Ukubonisana kwe-BDNF-TrkB kukhuthaza ukusebenza kwendlela ye-MAPK-ERK, okusekela ukuvuthwa nokwehlukaniswa kwe-neuronal kanye nokuhlanganiswa kwayo kumanethiwekhi e-neuronal akhona.
Indlela ye-PLCγ-PKC ibalulekile ekulawuleni i-synaptic plasticity, inqubo eyisisekelo yokufunda nenkumbulo. I-BDNF-TrkB signaling ilawula umsebenzi walo mzila, ekugcineni iholele ekushintsheni kwamandla e-synaptic kanye nokuxhumana.
Lokhu kuguqulwa kwesimo kukhuthaza ukuzivumelanisa nezimo kanye nokuhlela kabusha kwezifunda ze-neural ngenxa yokuhlangenwe nakho okusha kanye nezinto ezikhuthaza imvelo.
Izakhiwo zokuvikela izinzwa
Ucwaningo lubonisa ukuthi le flavonoid ivikela ama-neurons ekucindezelekeni kwe-oxidative kanye ne-apoptosis (ukufa kwamaseli okuhleliwe). Ukucindezeleka kwe-oxidative kuyisici esibalulekile ezifweni eziwohlokayo ze-neurogenital njengesifo i-Alzheimer's kanye ne-Parkinson's. Ngokususa ama-free radicals kanye nokunciphisa umonakalo we-oxidative, i-7,8-DHF ingasiza ekuvikeleni ubuqotho be-neuronal kanye nokusebenza kwayo.
Ezifundweni zezilwane, i-7,8-DHF iboniswe ukuthi ithuthukisa ukusebenza kwengqondo kanye nenkumbulo. Isibonelo, kumamodeli esifo i-Alzheimer's, i-7,8-DHF iboniswe ukuthi ithuthukisa ukwakheka kwe-synaptic, okubaluleke kakhulu ekufundeni nasekukhumbuleni. Indlela yokusebenza
Umphumela wokulwa nokuvuvukala
Ngaphezu kwezakhiwo zayo zokuvikela izinzwa, i-7,8-dihydroxyflavone nayo inemiphumela yokulwa nokuvuvukala. Ukuvuvukala okungapheli kuyisici esivamile ezifweni eziningi, kufaka phakathi izifo eziwohlokayo. Ngokuguqula izindlela zokuvuvukala, i-7,8-DHF ingasiza ekunciphiseni ukuvuvukala kwe-neuroinflammation, okuvame ukuhlotshaniswa nokwehla kwengqondo.
Izakhiwo ze-antioxidant: Ukususa i-ROS kanye ne-lipid peroxidation
I-7,8-DHF inezakhiwo ze-antioxidant njengoba kufakazelwa ikhono layo lokususa izinhlobo ze-oxygen ezisabelayo (i-ROS) nokunciphisa i-lipid peroxidation. Le miphumela inegalelo emiphumeleni yayo yokuvikela izinzwa ngokunciphisa umonakalo we-neuronal obangelwa ukucindezeleka kwe-oxidative kanye nokungasebenzi kahle.
Izifundo zibonise ukuthi i-7,8-DHF ivimbela ukukhiqizwa kwama-cytokine abangela ukuvuvukala futhi inciphisa ukusebenza kwama-microglia, amangqamuzana omzimba ohlelweni lwezinzwa oluphakathi. Lo mphumela wokulwa nokuvuvukala awuvikeli nje kuphela ama-neurons kodwa futhi udala indawo enhle yokusebenza kwengqondo.
Njengoba inenzuzo empilweni yobuchopho, i-7,8-dihydroxyflavone inokusetshenziswa okunokwenzeka ezindaweni ezahlukene zezempilo kanye nezokwelapha. Ezinye zezicelo ezidumile kakhulu zifaka:
Ukuhlanganiswa kwememori nokubuyisa
I-7,8-DHF itholakale ithuthukisa ukuhlanganiswa kwememori kanye nokubuyisa emisebenzini ehlukahlukene yokufunda kanye nememori encike ku-hippocampal kumamodeli egundane. Lokhu okutholakele kusikisela ukuthi i-7,8-DHF ingaba yi-nootropic ethembisayo yokuthuthukisa ukusebenza kwememori kokubili kubantu abaphilile kanye nalabo abanokukhubazeka kwememori.
I-synaptic plasticity: amandla okuqina kwesikhathi eside kanye nokucindezeleka
Njengoba kushiwo ngaphambili, i-7,8-DHF iboniswe ukuthi iguqula i-synaptic plasticity ngokuthuthukisa i-LTP nokunciphisa i-LTD ku-hippocampus. Le miphumela kucatshangwa ukuthi ibangelwa ikhono layo lokusebenzisa ama-receptor e-TrkB bese kamuva ithuthukisa indlela yokubonisana ye-BDNF.
Lokhu kuguqulwa kwe-synaptic plasticity kunegalelo ekuthuthukisweni komsebenzi wokuqonda obonwe ngemuva kokuphathwa kwe-7,8-DHF.
Ukuthuthukiswa kwengqondo
Njengoba kushiwo ngaphambili, i-7,8-DHF ikhombisa amandla okuthuthukisa ukusebenza kwengqondo kanye nenkumbulo. Lokhu kuyenza ibe yikhambi lezithasiselo ezihlose ukuthuthukisa ukusebenza kwengqondo, ikakhulukazi kubantu asebekhulile noma abantu abanokwehla kwengqondo.
Ukumunca, Ukusatshalaliswa, Ukuguqulwa Kwemetabolism, kanye Nokukhipha Isisu (ADME): I-7,8-DHF ibonisa izakhiwo ezinhle ze-pharmacokinetic, okuhlanganisa ukumunca okusheshayo, ukusatshalaliswa okubanzi, kanye nokungena kobuchopho okuphumelelayo. Iguqulwa kakhulu yisibindi, kanti iningi lale nto likhishwa endle kanye nenani elincane likhishwa emchameni.
Ukuvuleka kwesithiyo segazi ebuchosheni kanye nokuvuleka kwezicubu zobuchopho. Esinye sezici ezibalulekile ze 7,8-DHFyikhono layo lokuwela umgoqo wegazi nobuchopho (i-BBB) futhi lingene ezicutshini zobuchopho, okubaluleke kakhulu ekusebenzeni kwayo njenge-nootropic.
Iphrofayili Yokuphepha Kwangaphambi Kokwelashwa - Izifundo Zobuthi Obubukhali Nobuhlala Njalo: Izifundo zokuphepha kwangaphambi kokwelashwa zibonise ukuthi i-7,8-DHF inephrofayili yokuphepha enhle, ngaphandle kwemiphumela emibi ebalulekile ebonwe ezifundweni zobuthi obubukhali nobuhlala njalo kumagundane. Kodwa-ke, ukuhlolwa okwengeziwe kokuphepha, okuhlanganisa nezifundo ezilwaneni eziphakeme nakubantu, kuyadingeka ukuze kunqunywe ukuphepha kwayo ekusetshenzisweni kwezokwelapha.
Nakuba izifundo zangaphambi kokwelashwa zibonise ukuthi i-7,8-DHF inephrofayili yokuphepha enhle, imiphumela emibi engaba khona kubantu ayaziwa kakhulu. Njenganoma iyiphi inhlanganisela entsha, kufanele kuqashelwe futhi imiphumela emibi engaba khona iqashwe lapho kuhlolwa ukusetshenziswa kwayo kubantu.
Kuye ngendlela esebenza ngayo i-7,8-DHF kanye nemiphumela kuma-receptor e-TrkB, eminye imiphumela emibi engase ihlotshaniswe ne-7,8-DHF ingafaka:
Ikhanda elibuhlungu: Ukusebenza kwe-BDNF kanye ne-TrkB receptor kulawula umsebenzi we-neuron kanye nokujabula; ukuphathwa kwe-7,8-DHF kungabangela ikhanda elibuhlungu kwabanye abantu.
Ukungalali: Ukwanda komsebenzi we-neuronal kanye nokuqina kwe-synaptic kungathinta amaphethini okulala, okungase kuholele ekungalali kahle noma ekuphazamisekeni kokulala.
Izinkinga zesisu: Njengamakhemikhali amaningi asebenzayo emzimbeni, i-7,8-DHF ingabangela imiphumela emibi yesisu, njengesicanucanu, ukuhlanza, noma isifo sohudo kwabanye abantu.
Kubalulekile ukuqaphela ukuthi le miphumela emibi engaba khona kumele ifundwe kabanzi ezivivinyweni zemitholampilo. Njengoba ikwazi ukuguqula ukusayinwa kwe-BDNF kanye nokusebenza kwe-TrkB receptor, kufanele futhi kuqashelwe lapho kuhlanganiswa i-7,8-DHF neminye imithi ehlose lezi zindlela noma enezindlela ezifanayo zokusebenza.
Njengenhlanganisela ebalulekile, i-7,8-Dihydroxyflavone idonsele ukunaka okukhulu ngenxa yemisebenzi yayo eyingqayizivele yezinto eziphilayo. Kubacwaningi besayensi kanye namabhizinisi, kubalulekile ukuthola i-7,8-Dihydroxyflavone Powder esezingeni eliphezulu. I-7,8-Dihydroxyflavone Powder enikezwa yiSuzhou Myland inenombolo ye-CAS engu-38183-03-8 kanye nobumsulwa obufika ku-98%. Umkhiqizo ulawulwe ngokuqinile ikhwalithi futhi uhambisana nezindinganiso zomhlaba wonke, okuqinisekisa ukusebenza kahle nokuphepha komkhiqizo. , ofanele ucwaningo lwesayensi, ukuthuthukiswa kwemithi, ukukhiqizwa komkhiqizo wokunakekelwa kwempilo kanye neminye imikhakha, okukunikeza ukukhetha okuthembekile.
Ukuqinisekisa ikhwalithi
Siyazi ukuthi ikhwalithi yemikhiqizo yethu ithinta ngqo imiphumela yocwaningo kanye nezicelo zamakhasimende ethu. Ngakho-ke, iSuzhou Myland ilandela ngokuqinile amazinga e-GMP (Good Manufacturing Practice) kanye ne-ISO ngesikhathi senqubo yokukhiqiza ukuqinisekisa ukuzinza kanye nokuvumelana kweqoqo ngalinye lemikhiqizo. Ngaphezu kwalokho, ithimba lethu le-R&D liyaqhubeka nokwenza izinto ezintsha zobuchwepheshe futhi lilwela ukuthuthukisa njalo ikhwalithi kanye nokusebenza komkhiqizo.
Insizakalo yekhasimende
I-Suzhou Myland ayigcini nje ngokuhlinzeka ngemikhiqizo esezingeni eliphezulu, kodwa futhi inaka izidingo zamakhasimende. Sineqembu lochwepheshe lokusekela ubuchwepheshe elinganikeza amakhasimende iziphakamiso zokusetshenziswa komkhiqizo kanye nesiqondiso sobuchwepheshe ukusiza amakhasimende ukuthola imiphumela engcono ocwaningweni nasekusetshenzisweni. Kungakhathaliseki ukuthi ukuhlolwa kwezinga elincane noma ukukhiqizwa kwezinga elikhulu, singanikeza izixazululo eziguquguqukayo ukuze kuhlangatshezwane nezidingo zamakhasimende ahlukene.
Indlela Yokuthola Impuphu Ye-7,8-Dihydroxyflavone
Uma ufuna i-7,8-Dihydroxyflavone Powder esezingeni eliphezulu, i-Suzhou Myland iyisinqumo sakho esifanele. Ungasithinta ngalezi zindlela:
Iwebhusayithi esemthethweni: Vakashela iwebhusayithi esemthethweni yeSuzhou Myland ukuze ufunde kabanzi ngolwazi lomkhiqizo kanye nokusekelwa kobuchwepheshe.
Ukubonisana ku-inthanethi: Xhumana ngqo nethimba lethu lenkonzo yamakhasimende ngokusebenzisa umsebenzi wokubonisana ku-inthanethi ohlinzekwa yiwebhusayithi ukuze uthole ulwazi lomkhiqizo kanye nezingcaphuno ozidingayo.
Oxhumana naye ngocingo: Shayela inombolo yethu yokuxhumana ukuze uxhumane nabasebenzi bokuthengisa abangochwepheshe futhi uthole ulwazi oluningiliziwe lomkhiqizo kanye neziphakamiso zokuthenga.
Uphenyo nge-imeyili: Ungasicela futhi ulwazi lomkhiqizo nge-imeyili, futhi sizokuphendula ngokushesha okukhulu.
Ekuphetheni
Njengenhlanganisela ebalulekile enemisebenzi eminingi yebhayoloji, i-7,8-Dihydroxyflavone kancane kancane iba yingxenye ebalulekile ocwaningweni lwesayensi kanye nokusetshenziswa kwezimboni. I-7,8-Dihydroxyflavone Powder ehlanzekile kakhulu enikezwa yiSuzhou Myland izokunikeza ukwesekwa okuqinile ocwaningweni lwakho kanye nokuthuthukiswa komkhiqizo ngekhwalithi yayo enhle kakhulu kanye nensizakalo ethembekile. Silangazelela ukusebenza nawe ukuhlola amanye amathuba okusetshenziswa kwe-7,8-Dihydroxyflavone.
Q: Kuyini i-7,8-dihydroxyflavone?
I-A:7,8-Dihydroxyflavone iyi-flavonoid eyenzeka ngokwemvelo eyaziwa ngezakhiwo zayo ezingaba khona zokuvikela izinzwa futhi icwaningwa ngemiphumela yayo ekusebenzeni kwengqondo kanye nokuthuthukiswa kwemizwa.
U: Yiziphi izinzuzo ezingaba khona ze-7,8-dihydroxyflavone?
A: Ucwaningo lubonisa ukuthi i-7,8-dihydroxyflavone ingasiza ekuthuthukiseni inkumbulo, ukunciphisa ukukhathazeka, nokuvimbela izifo eziwohlokayo zemizwa. Izakhiwo zayo zokulwa ne-antioxidant zingase futhi zithuthukise impilo iyonke ngokulwa nokucindezeleka kwe-oxidative.
U: Kuyini ukutholakala kwe-bioavailability kwe-7,8-DHF?
A: Ukutholakala kwe-7,8-dihydroxyflavone (7,8-DHF) ezifundweni zezilwane cishe ku-5% (kumagundane) ngenxa yokuncibilika kwayo okungekuhle kanye nokusetshenziswa kwayo ngokushesha. Naphezu kokutholakala kwayo okuphansi kwe-bioavailability, i-7,8-DHF isengakwazi ukuwela isithiyo segazi nobuchopho futhi ithinte ubuchopho. Ucwaningo olwengeziwe luyadingeka ukuze kutholakale ukutholakala kwayo kwe-bioavailability kubantu nokuhlola izindlela zokuyithuthukisa.
U: I-7,8-DHF ikwenza uzizwe kanjani?
A: Njenge-nootropic, i-7,8-dihydroxyflavone (7,8-DHF) inemiphumela emihle ekusebenzeni kwengqondo kanye nemizwa. Abantu bahlangabezana nenkumbulo engcono, ukugxilisa ingqondo okuphezulu, kanye namakhono okufunda athuthukisiwe.
Isixwayiso: Lesi sihloko senzelwe ulwazi olujwayelekile kuphela futhi akufanele sithathwe njenganoma yisiphi iseluleko sezokwelapha. Olunye ulwazi lweposi lebhulogi luvela kwi-inthanethi futhi alulona ochwepheshe. Le webhusayithi inesibopho sokuhlunga, ukufometha nokuhlela izihloko kuphela. Inhloso yokudlulisa ulwazi olwengeziwe akusho ukuthi uyavumelana nemibono yayo noma uqinisekisa ubuqiniso bokuqukethwe kwayo. Njalo xhumana nochwepheshe wezempilo ngaphambi kokusebenzisa noma yiziphi izithasiselo noma ukwenza izinguquko ohlelweni lwakho lokunakekelwa kwempilo.
Isikhathi sokuthunyelwe: Okthoba-14-2024
