?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ENKAPSULASI+FUKOSANTIN+DARI+Cyclotella+striata+DENGAN+NANO%0D%0AKITOSAN%E2%80%93PEKTIN+MENGGUNAKAN+METODE+GELASI+IONIK&rft.creator=RIDHO%2C+NAHROWI&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.description=Fukosantin+merupakan+senyawa+karotenoid+yang+memiliki+bioaktivitas+sebagai%0D%0Aagen+antikanker%2C+antiperadangan%2C+antibakteri%2C+dan+antioksidan.+Penelitian+ini%0D%0Abertujuan+untuk+mensintesis+nano+kitosan%E2%80%93pektin+dan+mengenkapsulasi+fukosantin%0D%0Adengan+nano+kitosan%E2%80%93pektin+menggunakan+metode+gelasi+ionik.+Kitosan+yang%0D%0Adigunakan+dalam+penelitian+ini+diekstraksi+dari+kulit+udang.+Kitosan+hasil%0D%0Aekstraksi+dikarakterisasi+menggunakan+Fourier+Transform+Infrared+(FTIR)+dan%0D%0ADifferential+Scanning+Calorimetry+(DSC)+serta+dibandingkan+dengan+kitosan%0D%0Astandar.+Rendemen+kitosan+yang+dihasilkan+sebesar+16%2C24%25.+Nilai+derajat%0D%0Adeasetilasi+kitosan+dari+kulit+udang+dan+kitosan+standar+masing-masing+memiliki%0D%0Anilai+derajat+deasetilasi+sebesar+80%2C28+dan+79%2C96%25.+Berdasarkan+analisis+hasil%0D%0A%0D%0ADSC%2C+kitosan+hasil+ekstraksi+dari+kulit+udang+kitosan+dan+kitosan+standar+masing-%0D%0Amasing+memiliki+puncak+eksoterm+pada+temperatur+307+dan+295%C2%B0C.+Selanjuttnya%0D%0A%0D%0Adilakukan+sintesis+nano+kitosan%E2%80%93pektin+dengan+perbandingan+massa+kitosan%E2%80%93%0D%0Apektin+1%3A1%2C+1%3A2%2C+2%3A1%2C+1%3A3%2C+dan+3%3A1.+Hasil+analisis+Particle+Size+Analyzer+(PSA)%0D%0Amenunjukkan+ukuran+partikel+nano+kitosan%E2%80%93pektin+terkecil+diperoleh+pada%0D%0A%0D%0Aperbandingan+massa+kitosan%E2%80%93pektin+2%3A1%2C+dengan+distribusi+ukuran+partikel+rata-%0D%0Arata+sebesar+173+nm.+Hasil+analisis+Scanning+Electron+Microscope+(SEM)%0D%0A%0D%0Amenunjukkan+nano+kitosan%E2%80%93pektin+memiliki+morfologi+bulat+dengan+ukuran%0D%0Adiameter+97%E2%80%93195+nm.+Ikatan+antara+kitosan+dengan+pektin+dapat+diketahui+dari%0D%0Ahasil+analisis+FTIR+dengan+puncak+serapan+pada+1632+dan+1535+cm-1%0D%0Ayang%0D%0Amengidentifikasikan+vibrasi+gugus+karbonil+pektin+dan+gugus+amino+kitosan.%0D%0ASelanjutnya%2C+fukosantin+diperoleh+dari+isolasi+mikroalga+Cyclotella+striata+dalam%0D%0Aair+laut+kemudian+diekstraksi+menggunakan+etanol+dan+selanjutnya+dimurnikan%0D%0Adengan+menggunakan+Medium-Pressure+Liquid+Chromatography+(MPLC).%0D%0ABerdasarkan+hasil+kromatogram+MPLC%2C+senyawa+fukosantin+tersebut+berada+pada%0D%0Afraksi+8+dan+9+yang+dibuktikan+dengan+hasil+analisis+spektrofotometer+UV-Vis%0D%0Apada+panjang+gelombang+maksimum+448+nm.+Enkapsulasi+fukosantin+dilakukan%0D%0A%0D%0Adengan+cara+menambahkan+larutan+nano+kitosan%E2%80%93pektin+secara+dropwise+ke+dalam%0D%0Alarutan+fukosantin.+Nilai+efisiensi+enkapsulasi+fukosantin+adalah+sebesar+75%2C19%25.%0D%0AEnkapsulasi+fukosantin+dalam+nano+kitosan%E2%80%93pektin+meningkatkan+waktu+paruh%0D%0Aoksidasi+133+jam+lebih+lama+dibandingkan+dengan+fukosantin+yang+tidak%0D%0Adienkapsulasi.%0D%0A%0D%0AKata+kunci%3A+enkapsulasi%2C+fukosantin%2C+gelasi+ionik%2C+kitosan%2C+pektin.%0D%0A%0D%0AFucoxanthin+is+a+carotenoid+compound+with+bioactivity+as+an+anticancer%2C+anti-%0D%0Ainflammatory%2C+antibacterial%2C+and+antioxidant+agent.+This+research+aims+to%0D%0A%0D%0Asynthesize+nano+chitosan%E2%80%93pectin+and+encapsulate+the+fucoxanthin+with+nano%0D%0Achitosan%E2%80%93pectin+using+the+ionic+gelation+method.+The+chitosan+used+in+this%0D%0Aresearch+was+extracted+from+shrimp+shells.+The+extracted+chitosan+was%0D%0Acharacterized+using+Fourier+Transform+Infrared+(FTIR)+and+Differential+Scanning%0D%0ACalorimetry+(DSC)+and+compared+with+standard+chitosan.+The+yield+of+chitosan%0D%0Aproduced+was+16.24%25.+The+deacetylation+degree+of+chitosan+from+shrimp+shells%0D%0Aand+standard+chitosan+was+80.28%25+and+79.96%25%2C+respectively.+Based+on+the+DSC%0D%0Aanalysis+results%2C+chitosan+extracted+from+chitosan+shrimp+shells+and+standard%0D%0Achitosan+have+exothermic+peaks+at+a+temperature+of+307+and+295%C2%B0C%2C+respectively.%0D%0ANext%2C+nano+chitosan%E2%80%93pectin+synthesis+was+carried+out+with+chitosan%E2%80%93pectin+mass%0D%0Aratios+of+1%3A1%2C+1%3A2%2C+2%3A1%2C+1%3A3%2C+and+3%3A1.+The+results+of+the+Particle+Size+Analyzer%0D%0A(PSA)+analysis+showed+that+the+smallest+chitosan%E2%80%93pectin+nanoparticle+size+was%0D%0Aobtained+at+a+chitosan%E2%80%93pectin+mass+ratio+of+2%3A1%2C+with+an+average+particle+size%0D%0Adistribution+of+173+nm.+The+results+of+Scanning+Electron+Microscope+(SEM)%0D%0Aanalysis+show+that+nano+chitosan%E2%80%93pectin+has+sphere+morphology+with+a+diameter%0D%0Aof+97%E2%80%93195+nm.+The+interaction+between+chitosan+and+pectin+was+known+from+the%0D%0Aresults+of+FTIR+analysis+with+absorption+peaks+at+1632+and+1535+cm-1%2C+which%0D%0Aidentify+the+vibration+of+the+carbonyl+group+of+pectin+and+the+amino+group+of%0D%0Achitosan.+Next%2C+fucoxanthin+was+obtained+from+the+isolation+of+the+microalgae%0D%0ACyclotella+striata+in+seawater%2C+then+extracted+using+ethanol%2C+and+then+purified%0D%0Ausing+Medium-Pressure+Liquid+Chromatography+(MPLC).+Based+on+the+resulting%0D%0AMPLC+chromatogram%2C+the+fucoxanthin+compound+is+found+in+fractions+8+and+9%2C+as%0D%0Aproven+by+the+results+of+UV-Vis+spectrophotometer+analysis+at+a+maximum%0D%0Awavelength+of+448+nm.+The+encapsulated+fucoxanthin+is+carried+out+by+adding+the%0D%0A%0D%0Anano+chitosan%E2%80%93pectin+solution+dropwise+to+the+fucoxanthin+solution.+The%0D%0Aefficiency+of+fucoxanthin+encapsulation+in+nano+chitosan%E2%80%93pectin+was+75.19%25.%0D%0AEncapsulation+of+fucoxanthin+in+nano+chitosan%E2%80%93pectin+increased+the+oxidation%0D%0Ahalf-time+by+133+hours+longer+than+the+unencapsulated+fucoxanthin.%0D%0A%0D%0AKeyword%3A+chitosan%2C+encapsulation%2C+fucoxanthin%2C+ionic+gelation%2C+pectin&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2024-07-29&rft.type=Disertasi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F86151%2F1%2FABSTRAK%2520DISERTASI%2520RIDHO%2520NAHROWI%2520-%2520Ridho%2520Nahrowi.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F86151%2F2%2FDISERTASI%2520FULL%2520RIDHO%2520NAHROWI%2520-%2520Ridho%2520Nahrowi.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F86151%2F3%2FDISERTASI%2520TANPA%2520PEMBAHASAN%2520RIDHO%2520NAHROWI%2520-%2520Ridho%2520Nahrowi.pdf&rft.identifier=++RIDHO%2C+NAHROWI++(2024)+ENKAPSULASI+FUKOSANTIN+DARI+Cyclotella+striata+DENGAN+NANO+KITOSAN%E2%80%93PEKTIN+MENGGUNAKAN+METODE+GELASI+IONIK.++%5BDisertasi%5D+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F86151%2F