Ngaba zikho naziphi na izicelo ezinokubakho zezoNyango zeSponge Spicules?

Iispicule zesipontshi, i-microscopic skeletal elements ezibonelela ngenkxaso yesakhiwo kwiiponji zaselwandle, ziye zavela njengezinto eziphilayo ezinomdla kunye nezicelo ezithembisayo kwicandelo lezonyango. Ezi zakhiwo zincinci zifana nenaliti, eziqulunqwe ngokukodwa nge-silica okanye i-calcium carbonate, zineempawu ezikhethekileyo zomzimba kunye neekhemikhali abaphandi baqhubeka behlola iinjongo zonyango kunye nokuvuselela. Uyilo lwendalo lwe-sponge spicules, olusulungekileyo kwizigidi zeminyaka yendaleko, lubonelela ngeplani ebalulekileyo yokuphuhlisa itekhnoloji yezonyango.

Yintoni eyenza i-spicules yesiponji ibe yodwa kwizicelo ze-biomedical?

I-biocompatibility yendalo kunye neeprofayili ze-biodegradability

I-sponge spicules ibonisa ukuhambelana okumangalisayo kwe-biocompatibility xa yaziswa kwizicubu zomntu, zibenza babe ngabaviwa abagqwesileyo kwizicelo ezahlukeneyo zonyango. Oku kuhambelana kwendalo kubangelwa ukubunjwa kwazo, ngokuyinhloko i-biosilica okanye i-calcium carbonate, izinto ezinokuthi umzimba womntu unyamezele ngaphandle kokuphendula okubi kakhulu. Ukonakaliswa kwendalo kwe-sponge spicules kubonisa enye inzuzo ebalulekileyo kunezinye iindlela zokwenziwa. Ngokungafaniyo nezixhobo ezininzi zokufakelwa kokwenziwa ezinokuthi zihlale emzimbeni ngokungenasiphelo okanye zifune ukususwa ngotyando, izinto ezisekwe kwi-sponge spicule zinokuyilwa ukuba zithobeke kwimilinganiselo elawulwayo. Inkqubo yokuthotywa ngokuqhelekileyo iphumela kwimveliso engeyiyo ityhefu enokuthi iqhutywe ngokwemvelo ngumzimba, ukunciphisa umngcipheko weengxaki zexesha elide eziqhelekileyo ezinxulumene nokufakelwa okusisigxina.

Amandla omatshini kunye nokuguquguquka kolwakhiwo

Iimpawu ezikhethekileyo zoomatshini bezipontshi zespicules zibenza baxabiseke ngakumbi kwizicelo zebhayoloji ezifuna imfezeko yolwakhiwo. Ngaphandle kobukhulu bemicroscopic, ezi zakhiwo zendalo zibonisa umlinganiselo omangalisayo wokomelela ukuya kubunzima obukhuphisana nezixhobo ezininzi zobunjineli. Iispicules zesiponji ziye zavela ukuze zimelane noxinzelelo olubalulekileyo lwemishini kwindawo yaselwandle, kunye neentlobo ezithile ezivelisa iispicules ezikwaziyo ukugoba ngaphandle kokwaphuka. Ukuguquguquka kwazo kolwakhiwo kunomtsalane ngokulinganayo, kunye neemophologies ukusuka kwimilo yeentonga ezilula ukuya kubume obuntsonkothileyo obufana nenkwenkwezi. Intlangano ye-hierarchical ye-silica kwi-sponge spicules inika inkuthazo ekudaleni izixhobo ezineempawu ezisebenzayo eziphuculweyo. Ukudityaniswa kokuqina koomatshini kunye nokuziqhelanisa nolwakhiwo kwenza isiponji siphefumle izinto eziphefumlelweyo ngakumbi izicelo kwi-orthopedics, apho zombini amandla kunye ne-biointegration ziyimfuneko ebalulekileyo.

Ukubanakho ukuhanjiswa kweziyobisi kunye neenkqubo zokukhululwa ezilawulwayo

Iispicule zesipontshi zibonelela ngamathuba anomdla okuphuhlisa amaqonga okuhanjiswa kweziyobisi aphucukileyo ngenxa yobuncinci babo obukhethekileyo kunye ne-nanostructures. I-porosity yendalo yee-spicules ezininzi ze-sponge yenza isakhelo esifanelekileyo sokulayisha iikhompawundi zonyango, ngelixa indalo yazo ye-biodegradable iququzelela ukukhululwa okulawulwayo. Ukubunjwa kwe-silica kunika iingenelo ezongezelelweyo njengoko iindawo ze-biosilica zinokusebenza ngokulula kunye namaqela ahlukeneyo ekhemikhali, okuvumela abaphandi ukuba balungelelanise ukubopha kunye nokukhulula i-kinetics yee-agent zonyango. Uphononongo oluninzi lubonise amandla eenkqubo zokuhanjiswa kwe-sponge spicule-derived kunyango lomhlaza, apho ukukhutshwa kwechiza endaweni kunokunciphisa kakhulu iziphumo ebezingalindelekanga zenkqubo ngelixa kugcinwa ukusebenza konyango. Imvelaphi yendalo ye-sponge spicules ikwajongana neenkxalabo zokusingqongileyo, izibeka njengezinye iindlela ezizinzileyo kwiipolima ezisekwe kwi-petroleum eziqhele ukusetyenziswa kwizithuthi eziqhelekileyo zokuhambisa iziyobisi.

I-spicules yesipontshi ingaba negalelo njani kubunjineli beethishu kunye neyeza lokuvuselela?

Izixhobo ze-scaffolding zokuvuselela amathambo kunye ne-cartilage

I-sponge spicules inikezela ngesakhono esikhethekileyo njengezinto zokukhwela amathambo kunye nokuvuselelwa kwe-cartilage ngenxa yokufana kwazo kwesakhiwo kwizicubu zendalo zamathambo. Ukubunjwa kwe-siliceous kwee-spicules ezininzi ze-sponge ngokusondeleyo kufana nesigaba seminerali yethambo, ukubonelela ngemekobume ye-biomimetic exhasa i-osteoblast adhesion, ukwanda, kunye nokwahlula. Xa ikhuliswe ngeeseli ezenza amathambo, ezi scaffolds zikhuthaza ukubekwa kweeminerali ze-calcium phosphate, ukukhawulezisa ukuphuhliswa kwethambo elisebenzayo. Isakhiwo se-hierarchical senza itemplate efanelekileyo yokuvuselelwa kwezicubu, ukubonelela ngenkxaso yomatshini ngelixa uvumela ukutshintshiselana ngokufanelekileyo kwezondlo kunye nokufuduka kwamaselula. Uphononongo olusebenzisa i-sponge-derived scaffolds for cartilage engineering ibonise iziphumo ezithembisayo ekuxhaseni i-chondrocyte attachment kunye ne-extracellular matrix production.

Impembelelo kulwahlulo lwe-stem cell kunye nophuhliso lwezicubu

Intsebenziswano phakathi isiponji spicules kunye neeseli ze-stem zibonisa indawo enomdla kunye nefuthe elibalulekileyo kwiyeza lokuvuselela. Ubungqina bucebisa ukuba i-topography ekhethekileyo yomphezulu kunye nokwakheka kweekhemikhali ze-sponge spicules zinokuphembelela indlela yokuziphatha kweeseli ze-stem, kubandakanya iindlela zazo zokwahlula. Xa iiseli ze-mesenchymal stem zikhuliswa kwi-substrates equkethe i-sponge spicules, abaphandi baye baqaphela ulwahlulo oluphuculweyo lwe-osteogenic. Icandelo le-biosilica lingadlala indima ebaluleke kakhulu kwiinkqubo zokubonisa i-stem cell, njengoko i-silicon yamkelwa njengeyona nto ibalulekileyo yokulandelela ekubunjweni kwamathambo. Ukuchithwa ngokuthe ngcembe kwe-siliceous sponge spicules kukhupha i-silicon ekhoyo ye-bioavailable enokuvuselela imisebenzi yeselula enenzuzo yokuvuselelwa kwezicubu. Ikhono le-sponge spicules ukubonelela ngaxeshanye inkxaso yesakhiwo kunye nokubonakaliswa kwe-bioactive kubenza baxabiseke ngokukodwa ekudaleni ama-scaffolds ahlakaniphile athatha inxaxheba ngokusebenzayo kwinkqubo yokuvuselelwa kwezicubu.

Ukwenziwa kwezinto ezintsha kwi-biomaterials edibeneyo ebandakanya i-sponge spicules

Ukuphuhliswa kwe-biomaterials edibeneyo edibanisa i-sponge spicules ibonisa ukuqhubela phambili okubonakalayo kubunjineli be-biomedical. Ngokudibanisa ezi zakhiwo zendalo kunye neepolymers zokwenziwa, i-ceramics, okanye ezinye izinto zebhayoloji, abaphandi banokwenza iinkqubo ezixubileyo ezithatha amandla kumandla ecandelo ngalinye. Ii-composites eziqulethe i-sponge spicules ezifakwe kwi-polymers eziguquguqukayo ze-biodegradable zibonisa iimpawu eziphuculweyo zoomatshini ngelixa zigcina ukuhambelana kwezinto eziphilayo. Ezi zixhobo ziyintlanganisela zihlala zibonisa ukuncamathelwa kweeseli ezongeziweyo kunye nokwanda ngokuthelekiswa nezinye iindlela ezizezinye zepolymer. Ulutsha lwakutsha nje luphonononge ukudityaniswa kwe-sponge spicules kwii-hydrogel ezitofwayo kwizicelo zobunjineli zezicubu ezingephi. Ezi nkqubo zinokuhanjiswa ngendlela yolwelo ngokusebenzisa iinaliti ezinobubanzi obuncinci, ziqiniswe kwindawo ukuze zenze i-scaffolds ezintathu-dimensional ezihambelana ngokugqibeleleyo neziphene zezicubu ezingaqhelekanga.

Ngaba iispicule zesipontshi zinokuluguqula njani uphuhliso lwezixhobo zonyango?

Imigaqo yoyilo lwe-Bioinspired evela kwizakhiwo zesiponji zendalo

Imigaqo engaqhelekanga yoyilo equlethwe kwiispicules zesipontshi ibonelela ngeplani exabisekileyo yokuphuhlisa izixhobo zonyango zesizukulwana esilandelayo kunye nokusebenza okuphuculweyo. Iziponji zendalo ziye zavela kwiinkqubo zesakhiwo ezisebenza ngokuncomekayo ezikhulisa amandla ngelixa zinciphisa ukusetyenziswa kwezinto. Ulungiselelo oluntsonkothileyo lwejometri ye-sponge spicules lubonisa imigaqo entsonkothileyo yomatshini enokuthi iguqulelwe kubuchwephesha bezonyango. Ngokulinganisa umbutho wolawulo lwe isiponji spicules, abaphandi banokwenza izixhobo zonyango ezineempawu zokusebenza eziphuculweyo. Uyilo lwendalo lwe-sponge spicules lukwabonelela nezisombululo zemingeni enxulumene ne-interface mechanics-indlela izinto ezinxibelelana ngayo neempawu ezahlukeneyo ngaphandle kokudala amanqaku oxinzelelo. Ubuchule bokuvelisa obuphezulu, kubandakanywa ukuprintwa kwe-3D kunye ne-nanostructuring, ngoku yenza ukuba ukuveliswa kwezixhobo zonyango ezibandakanya ezi zinto ziyilo ze-bioinspired.

Iipropati ze-Antimicrobial kunye ne-anti-fouling zokuthintela usulelo

Enye yezona zinto zithembisayo ze-sponge spicules kwizicelo zonyango yindima yazo enokubakho ekuthinteleni usulelo. Uphando lubonakalise ukuba ezinye iintlobo zesipontshi zivelisa iispicules ezinepropathi yangaphakathi ye-antimicrobial, ekusenokwenzeka ukuba zavela njengeendlela zokuzikhusela ngokuchasene ne-microbial colonization kwindawo yaselwandle. Ezi mpawu ze-antimicrobial zivela kuzo zombini i-nano-topography yomzimba we-spicule surfaces kunye neekhompawundi ezithile ze-bioactive ezinxulumene nazo. Uphononongo oluvavanya izicatshulwa ze-sponge spicule zichonge iikhompawundi ezinomsebenzi ngokuchasene nebhaktheriya eqhelekileyo ye-pathogenic, kubandakanya neentlobo ezinganyangekiyo ngamayeza okubulala iintsholongwane. Ngaphandle kweempembelelo zekhemikhali, i-topography yomphezulu we-sponge spicules inokubonelela ngothintelo lwasemzimbeni kuncamathiselo lwebhaktiriya kunye nokwakheka kwe-biofilm. Iipropathi ezichasene nokungcola zibenza baxabiseke ngokukodwa kwizixhobo ekufuneka zigcine ukusebenza kwexesha elide kwiindawo zebhayoloji, ezifana nezinzwa ezifakelwayo kunye neecatheter.​​​​​​​

Ukuqhubela phambili kwiinzwa ezifakelwayo kunye nezixhobo zokuxilonga

Iipropati ezikhethekileyo ze-sponge spicules zivula amathuba amatsha okuphuhlisa i-sensors implantable eyinkimbinkimbi kunye nezixhobo zokuxilonga. Iipropathi ezibonakalayo ze-siliceous sponge spicules, ezisebenza ngokwendalo njengemicu yebhayoloji, ziye zaphefumlela uphando kwi-bioinspired sensors ukujonga iiparamitha ze-physiological. Abaphandi baye benza iiprototypes ze-biosensors ezibandakanya i-sponge spicules eziguquliweyo njengezakhi okanye izinto zokuva. Ummandla ophezulu kunye nekhemikhali enokwenziwa ngokwezifiso zezi spicules zibenza babe ngamaqonga abalaseleyo okuthintela izinto zokuqaphela ezifana nezilwa-buhlungu okanye ii-enzymes. Imvelaphi yendalo ye-sponge spicules inegalelo ekwamkelweni kwabo zizicubu ezibambayo, ezinokuthi zinciphise impendulo yomzimba wangaphandle ehlala ibeka esichengeni ukusebenza kwexesha elide leenzwa ezifakelweyo. Ukudityaniswa kwezixhobo ze-sponge eziphuma kwi-spicule kunye nobuchwepheshe obuvelayo kwi-electronics flexible kudala amathuba okuphuhlisa izixhobo zokuxilonga ezihambelanayo.

isiphelo

Ukuphononongwa kwe isiponji spicules kwizicelo zonyango imele umda othembisayo kuphando lwe-biomaterials. Isakhiwo sabo esisodwa, oomatshini, kunye neepropathi zebhayoloji zibenza babe zizixhobo ezixabisekileyo zokuphuhlisa izisombululo ezintsha kubunjineli beethishu, ukuhanjiswa kweziyobisi, kunye noyilo lwezixhobo zonyango. Njengoko uphando luqhubela phambili, ezi zakhiwo zendalo zaselwandle zinokuba negalelo elikhulu ekujonganeni nemingeni ebalulekileyo kukhathalelo lwempilo lwanamhlanje, lunikezela ngeendlela ezizinzileyo kwizinto zokwenziwa eziqhelekileyo ngelixa zinokuphucula iziphumo zonyango.

I-Angelbio, intsebenziswano phakathi kwe-Angel Holding Group kunye ne-Institute of Life and Health Research yeYunivesithi yaseXi'an Jiaotong, igxile kuphando, ukuphuhlisa, kunye nokusabalalisa izithako zendalo kumashishini ahlukeneyo kuquka ukutya okunempilo, izongezo zesondlo, izithambiso, ukunakekelwa komntu, ikhemesti, kunye nencasa kunye nevumba elimnandi. Ngaphezulu kweminyaka eyi-18 yobuchwephesha, i-Angelbio igxile kwi-teknoloji entsha kunye nokudityaniswa kwekhonkco lokubonelela ukuhambisa iimveliso eziphezulu, ezizinzile kunye neenkonzo kwihlabathi jikelele. Uzibophelele kwimvelaphi yendalo kunye nempilo yehlabathi, i-Angelbio ibambelela kwimigangatho yomgangatho wamazwe ngamazwe kunye nokubhaliswa kwe-FDA kunye neziqinisekiso ezifana ne-ISO9001, ISO14001, ISO18001, KOSHER, HALAL, kunye ne-QS. Ukongeza, izibonelelo zayo zemveliso zihambelana neemfuno ze-GMP, kunye nokubhaliswa okupheleleyo kwe-REACH kwiimarike ze-EU. Ngefilosofi esekelwe kuphando kunye nophuhliso, i-Angelbio izama ukubonelela ngeemveliso ezisemgangathweni kunye neenkonzo ze-premium, ezibonakaliswa ludumo lwayo oluthembekileyo njengomvelisi wesicatshulwa waseChina waseKorea Red Ginseng. Ngemibuzo okanye iinkcukacha ezithe vetshe, qhagamshelana angel@angelbiology.com ngoncedo oluzinikeleyo.

Ucaphulo

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