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I-Hyaluronic Acid iyingqamuzana yemvelo ethanda amanzi eyisimangaliso efaka amanzi ohlelweni ngamandla ayo okumunca izikhathi eziyi-1000 zesisindo sawo emanzini.Izinzuzo ezitholakala ngokuthatha noma ukusebenzisa i-HA zihluke kakhulu kumuntu ngamunye futhi zingatholakala kuwo wonke umzimba kufaka phakathi isikhumba, amalunga namehlo.

Iyini i-hyaluronic acid?
I-Hyaluronic Acid (HA), eyaziwa nangokuthi i-hyaluronan noma i-hyaluronate, iyi-carbohydrate, ikakhulukazi i-mucopolysaccharide eyenzeka ngokwemvelo kuwo wonke umzimba womuntu.Kungaba izinkulungwane ezimbalwa zikashukela (ama-carbohydrate) ubude.Uma ingaboshelwe kwamanye ama-molecule, ibophezela emanzini iwanikeze ikhwalithi ye-viscous eqinile efana ne-“Jello”.Le Gel ye-viscous ingenye yezinto ezicwaningwe kakhulu kwezokwelapha namuhla enezinkulungwane zezilingo ikakhulukazi emkhakheni wezokwelashwa kwamathambo nokuhlinzwa kwamehlo.Umsebenzi wayo emzimbeni, phakathi kwezinye izinto, ukubopha amanzi kanye nokugcoba izingxenye zomzimba ezihambayo, njengamalunga nemisipha.Ukungaguquguquki kwayo kanye nobungane kwezicubu kuyivumela ukuthi ibe nenzuzo emikhiqizweni yokunakekelwa kwesikhumba njengesimomisi esihle kakhulu.Ngenxa yokuthi i-HA ingenye yama- molecule e-hydrophilic (athanda amanzi) kakhulu emvelweni anezinzuzo eziningi zomzimba womuntu ingachazwa ngokuthi "i-moisturizer yemvelo".HAIzinzuzo ze-Hyaluronic Acid Ngomzimba?

Uma kuqhathaniswa amalunga omzimba womuntu nenjini yemoto, uketshezi oluhlangene emzimbeni lulingisa uwoyela osenjinini yemoto.Ngezikhathi ezithile sonke sishintsha uwoyela ezinjinini zezimoto zethu ngoba ukushisa nokungqubuzana kwephula i-viscosity yamafutha.Amafutha aba mncane futhi angakwazi ukuvikela izindawo zensimbi ekugugeni ngokweqile.I-hyaluronic acid izuzisa amalunga ethu ngendlela efanayo.Njengoba siguga i-viscosity yoketshezi oluhlangene iyancipha.I-HA isiza ukugcina i-cushion evamile yamalunga.

Iyini Isakhiwo Samakhemikhali Se-Hyaluronic Acid?
Ikhiqizwa ngokwemvelo emzimbeni womuntu futhi ihlukaniswa ngamakhemikhali njenge-Glycosaminoglycan.Emzimbeni, i-hyaluronic acid ihlale iziveza njenge-molecule enkulu yesisindo samangqamuzana.I-molecule yakhiwe ngokulandelana okuphindaphindiwe koshukela olula oguquliwe, owodwa obizwa ngokuthi i-glucuronic acid nenye i-N acetyl glucosamine.Lezi zinhlanganisela zombili zinecala elingalungile futhi uma zihlanganiswa, zixosha ukukhiqiza i-molecule ende enwetshiwe (isisindo esiphezulu samangqamuzana).Ama-molecule e-HA amade futhi amakhulu ngosayizi akhiqiza umphumela we-viscosity (lubrication) ophezulu omelana nokucindezelwa futhi ovumela amalunga ethu nesikhumba ukuba sithwale isisindo.

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Yatholwa nini i-Hyaluronic Acid?
I-HA yaqala ukusetshenziswa kwezentengiso ngo-1942 lapho u-Endre Balazs efaka isicelo selungelo lobunikazi ukuze alisebenzise esikhundleni sokumhlophe kweqanda emikhiqizweni yokubhaka.Ukutholwa kwayo kwakuhluke kakhulu.Alikho elinye ingqamuzana elake latholwa elinezici eziyingqayizivele kangaka emzimbeni womuntu.U-Balazs uqhubekile waba uchwepheshe ohamba phambili ku-HA, futhi wathola iningi lezinto eziphathelene nezinzuzo ze-hyaluronic acid.

Iphi i-hyaluronic Acid etholakala emzimbeni?
I-Hyaluronic Acid itholakala ngokwemvelo kuwo wonke amangqamuzana emzimbeni futhi ivela ekugxilweni okuphezulu ezindaweni ezithile zomzimba.Endaweni ngayinye yomzimba, yenza umsebenzi ohlukile.Ngeshwa, i-HA nayo inohhafu wempilo (isikhathi esisithathayo ukuze i-molecule iphuke futhi ikhishwe emzimbeni) engaphansi kwezinsuku ezi-3 futhi mhlawumbe ngisho nosuku olulodwa esikhumbeni.Ngenxa yalesi sizathu, kubalulekile ukuthi umzimba uhlale uzigcwalisa nge-HA.Ngezansi ezinye zezindawo emzimbeni womuntu lapho ukhona futhi ubalulekile ekusebenzeni kwe-anatomical.

I-Hyaluronic Acid Emathanjeni naseCartilage

I-Hyaluronic Acid itholakala kuwo wonke amathambo nezakhiwo ze-cartilage kuwo wonke umzimba.Zombili lezi zakhiwo zihlinzeka ngokuqina okuqinile esakhiweni se-humanody.I-HA itholakala ikakhulukazi ezinhlotsheni ezihlukahlukene zoqwanga kodwa ayikho ngaphezu kwe-hyaline cartilage.Njengoba mhlawumbe uke wakuqagela, i-hyaline imfushane ku-hyaluronic acid.I-Hyaline cartilage ihlanganisa iziphetho zamathambo amade lapho ukuxoxisana (ukugoba) kwenzeka futhi kunikeza umphumela wokunciphisa amathambo.I-hyaline cartilage ibizwa ngokuthi "i-gristle cartilage" ngoba imelana nokuguga.I-Hyaline cartilage iphinde isekele ichopho lekhala, ixhuma izimbambo ku-sternum futhi yakhe ingxenye enkulu ye-larynx futhi isekela uqwanga loqhoqhoqho kanye namashubhu e-bronchial emaphashini.

I-Hyaluronic Acid ku-Synovial fluid
Amalunga (njengamandololwane namadolo) azungezwe ulwelwesi olubizwa nge-synovial membrane olwakha i-capsule emaphethelweni amathambo amabili akhulumayo.Lolu lwelwesi lukhiqiza uketshezi olubizwa ngokuthi i-synovial fluid.I-Synovial fluid iwuketshezi lwe-viscous oluhambisana nokuvumelana kwamafutha emoto.Inemisebenzi eminingi, kodwa ayikho ngaphezu kokunikeza izakhiwo ezidonsa ukushaqeka kwelunga.Umsebenzi wesibili obaluleke kakhulu ejoyintini ukuthwala imisoco uwuyise kucartilage kanye nokukhipha imfucuza ku-capsule ehlangene.

I-Hyaluronic Acid ku-Tendons kanye ne-Ligaments / Izicubu ezixhunyiwe
Izicubu ezixhumeneyo zitholakala yonke indawo emzimbeni.Kwenza okungaphezu kokuxhuma izingxenye zomzimba;inezinhlobo eziningi nemisebenzi.Imisebenzi yayo emikhulu ihlanganisa ukubopha, ukusekela, ukuvikela, kanye nokufakwa kwensimbi.Esinye salezo zibonelo zezicubu ezixhumeneyo yizakhiwo ezinjengentambo ezixhuma imisipha nethambo (amathenda) kanye nethambo nethambo (imigqa).Kuzo zonke izicubu ezixhumeneyo kunezakhi ezintathu zesakhiwo.Ziyizinto eziphansi (i-hyaluronic acid), imicu enwebekayo (i-collagen ne-elastin) kanye nohlobo oluyisisekelo lwamaseli.Nakuba zonke ezinye izicubu eziyinhloko emzimbeni zakhiwe ngokuyinhloko amangqamuzana aphilayo, izicubu ezixhumeneyo zakhiwa ikakhulukazi into engaphili, i-hyaluronic acid, ehlukanisa futhi ihlanganise amangqamuzana aphilayo ezicubu ezixhumeneyo.Ukwehlukana nokwehliswa kuvumela izicubu ukuba zithwale isisindo, zimelane nokushuba okukhulu futhi zibekezelele ukuhlukunyezwa okungekho esinye izicubu zomzimba ezingakwazi.Konke lokhu kwenzeka ngenxa yokuba khona kwe-HA kanye nekhono layo lokwakha uketshezi lwe-gelatinous emhlabathini.

I-Hyaluronic Acid ku-Sscalp Tissue kanye Nezinwele Zezinwele
Ngokwesakhiwo isikhumba sekhanda sifana nezicubu zesikhumba ezitholakala kuwo wonke umzimba ngaphandle kokuthi futhi sinezinwele ezibalelwa ku-100,000 ezibangela izinwele.Empeleni izinwele kanye ne-follicle yezinwele kuphuma ezicubu zesikhumba.Kunezingqimba ezimbili zesikhumba ezihlukile, eyodwa, i-epidermis (ungqimba lwangaphandle) olunikeza isivikelo somzimba kanye nolunye, ungqimba lwesikhumba (ungqimba olujulile) olwakha ingxenye enkulu yesikhumba futhi yilapho i-follicle yezinwele. itholakala.Lesi singqimba sesikhumba sakhiwe izicubu ezixhumeneyo kanye nezicubu ezixhumeneyo, ezinoketshezi lwayo olufana ne-gelatinous luhlinzeka ngokusekela, londla futhi lunise izingqimba ezijulile zesikhumba.Umphumela uba izinwele ezikhazimulayo ezinempilo kanye nekhanda lekhanda elimanzi.Nakulokhu, konke lokhu kwenziwa ngenxa yokuba khona kwe-HA esikhunjeni sekhanda.

I-Hyaluronic Acid Ezindebeni

Izindebe ziwumgogodla wohlaka lwamathambo olumbozwe izicubu zesikhumba.I-dermal layer yezindebe yakhiwe ngokuyinhloko izicubu ezixhumeneyo kanye nezingxenye zayo i-hyaluronic acid ne-collagen enikeza isakhiwo (isimo) nokugcwala kwezindebe.I-HA ibophezela emanzini idale uketshezi lwe-gelatinous olunikeza izicubu ezizungezile futhi igcine i-collagen (enomthwalo wokugcina isikhumba siqinile) yondlekile futhi inempilo.Umphumela uba izindebe ezinempilo ezimanzi kanye nezindebe eziminyene ezivikeleke kahle endaweni ezungezile.

I-Hyaluronic Acid Emehlweni
I-hyaluronic acid igxile kakhulu ngaphakathi kwenhlamvu yeso.Uketshezi olungaphakathi esweni olubizwa ngokuthi i-vitreous humor luhlanganiswe cishe ngokuphelele ne-hyaluronic acid.I-HA inikeza uketshezi olungaphakathi esweni ijeli ye-viscous njengempahla.Leli jeli lisebenza njengento edonsa amehlo futhi lisebenza futhi ekuhambiseni imisoco esweni.I-HA ijovwe ngqo esweni phakathi nezinqubo ukusiza ukugcina isimo seso ngesikhathi sokuhlinzwa.Kuye kwathiwa ngemva kweminyaka eyishumi yokuphila, amehlo ethu ayayeka ukukhiqiza i-hyaluronic acid edingeka kakhulu ephumela ezidingweni ezihlukahlukene zamehlo.

I-Hyaluronic Acid ku-Gum Tissue
Izinsini (gingivoe) zakhiwe izicubu ezixhumene eziminyene (imigqa) ezivikela amazinyo ethanjeni le-aveloar (ithambo lomhlathi).Nakulokhu, izicubu ezixhumeneyo zakhiwe ngesicubu esine-fibrous esizungezwe i-hyaluronic acid (i-matrix engaphandle kwamaselula).Ngaphandle kokuba khona kwe-HA, izicubu ze-gum ziba okungenampilo.Uma ikhona kusiza ukunikeza amandla aqinile emigqa evikela izinyo endaweni ngokuhlinzeka nge-hydration nokudla.Umphumela uba isethi enempilo yezinsini.

I-Hyaluronic Acid esikhumbeni

Nakuba i-Hyaluronic Acid (HA) ingatholakala ngokwemvelo kuwo wonke amangqamuzana omzimba, itholakala ekugxilweni okukhulu kakhulu kwezicubu zesikhumba.Cishe u-50% wezidumbu ze-HA zitholakala lapha.Itholakala kuzo zombili izindawo ezijulile zesikhumba kanye nezingqimba ezibonakalayo eziphezulu ze-epidermal.Isikhumba esincane sibushelelezi futhi sinwebeka futhi sinenani elikhulu le-HA esiza ukugcina isikhumba sisesisha futhi sinempilo.I-HA inikeza umswakama oqhubekayo esikhumbeni ngokubopha izikhathi ezifika ku-1000 isisindo saso emanzini.Ngokukhula, ikhono lesikhumba lokukhiqiza i-HA liyehla.Isikhumba siyisitho esikhulu kunazo zonke emzimbeni esihlanganisa cishe u-15% wesisindo somzimba.Cishe i-50% ye-Hyaluronic Acid emzimbeni wethu itholakala esikhumbeni.I-HA ne-Collagen ibalulekile ekugcineni izingqimba nokwakheka kwesikhumba.Yi-collagen eyenza isikhumba siqine kodwa yi-HA eyondla futhi ikhiphe i-collagen.Cabanga nge-collagen njengemicu enwebekayo ebuyisela isikhumba esimweni lapho seluliwe.I-Collagen ifana nebhendi yenjoloba kodwa yelula leyo bhande lenjoloba izikhathi eziyisigidi, njengalokho esikwenzayo ngesikhumba sethu futhi ngaphandle kwanoma ibuphi umswakama.Ekugcineni lelo bhande lenjoloba liyakwelulwa (saggy) futhi lome futhi cishe lizophuka.Lena indlela efanayo ne-collagen esikhumbeni sethu esabela ngayo ishiya isikhumba sethu sidinga umswakama.Manje ake ucabange lelo bhande lerabha linwebeka izikhathi eziyisigidi ngenkathi lingaphansi kwamanzi ngaso sonke isikhathi.Amathuba okuthi lelo bhande lerabha lome futhi liphuke mancane.Cabanga nge-Hyaluronic Acid njengamanzi agcina i-collagen inomswakama futhi inwebeka.I-Collagen izungezwe ngokuqhubekayo futhi yondliwa yi-gelatinous HA substance.Isikhumba esincane sibushelelezi futhi sinwebeka kakhulu ngoba siqukethe i-hyaluronic Acid ephezulu, esiza isikhumba sihlale sinempilo.Njengoba sikhula, umzimba ulahlekelwa amandla awo okugcina lokhu kugxila okufanayo esikhumbeni.Ngokuncipha kwamazinga e-HA esikhumbeni, amandla esikhumba ukubamba amanzi ayahamba.Umphumela uba, isikhumba some futhi silahlekelwe amandla aso okugcina amanzi aso.I-Hyaluronic acid isebenza njengesigcwalisi isikhala ngokubopha emanzini futhi ngaleyo ndlela igcine isikhumba singenamibimbi.

I-ECM (into ephansi)
I-extracellular matrix (ECM) iwuketshezi lwe-gelatinous (olufana nejeli) oluzungeza cishe wonke amangqamuzana aphilayo futhi lubalulekile ekuphileni.Inikeza ukwakheka nokusekelwa emzimbeni futhi ngaphandle kwawo, besiyoba amangqamuzana ayizigidigidi ngaphandle kokuma noma umsebenzi.Ngokuyisisekelo iwudaka phakathi kwezitini.Isikhumba, amathambo, i-cartilage, i-tendon kanye nemigqa yizibonelo lapho i-ECM itholakala khona emzimbeni.I-ECM yakhiwe ngezinto (izakhi ezine-fibrous) ezibizwa nge-elastin ne-collagen ezungezwe i-gelatinous substance (Haluronic Acid).Imisebenzi ye-HA ku-ECM iwukusiza imicu enwebekayo emzimbeni ukuthi inganwebeki futhi yome ngokuqhubekayo ngokuyigeza kulesi sisekelo samanzi esinomsoco we-gelatinous fluid.Isebenza futhi njengendawo emangalisayo lapho imisoco kanye nemfucuza kuhanjiswa futhi isuka kumaseli alezi zakhiwo.Lokhu ketshezi bekungeke kube khona ukube bekungengenxa yekhono le-molecule ye-HA ukubopha izikhathi ezifika ku-1000 isisindo salo emanzini.

 

 

 


Isikhathi sokuthumela: Sep-14-2021