?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+MORFOLOGI+LIMBAH+KULIT+UDANG+%0D%0AHASIL+BIODEGRADASI+SECARA+FERMENTASI+PADAT+%0D%0AOLEH+ACTINOMYCETES+YANG+BERASAL+DARI+BIOTA+LAUT+%0D%0A%0D%0A&rft.creator=WIDYASTUTI%2C+WIDYASTUTI&rft.subject=500+ilmu+pengetahuan+alam+dan+matematika&rft.subject=540+Kimia+dan+ilmu+yang+berhubungan&rft.description=%0D%0A%0D%0A%0D%0APenelitian+dan+pengembangan+teknik+analisis+secara+mikroskopi+khususnya+pada+bidang+biomaterial+semakin+meningkat.+Penelitian+ini+bertujuan+menganalisis+permukaan+menggunakan+Scanning+Electron+Microscopy+(SEM)+dan+instrumen+pendukung+lainnya+pada+proses+biodegradasi+limbah+kulit+udang+melalui+proses+fermentasi+padat+dalam+menghasilkan+produk+turunannya+yang+dapat+diaplikasikan+sebagai+antifungi.+Actinomycetes+diisolasi+dari+biota+laut+(sponge+dan+tunicate)+yang+diambil+dari+perairan+Buleleng%2C+Bali+dan+Oluhuta+Gorontalo+dan+diremajakan+menggunakan+media+koloid+kitin+agar.+Identifikasi+actinomycetes+dilakukan+berdasarkan+analisis+filogenetik.+Limbah+kulit+udang+diperoleh+dari+Gudang+Lelang+Teluk%2C+Bandar+Lampung.+Skrining+actinomycetes+penghasil+enzim+kitinase+dilakukan+dengan+Teknik+difusi+agar.+Fermentasi+dilakukan+dengan+menggunakan+solid+state+fermentasi+dengan+media+kulit+udang.+Hasil+degradasi+kulit+udang+diamati+menggunakan+teknik+SEM.+Sedangkan+produk+hasil+degradasi+dianalisis+menggunakan+metode+High+Pressure+Liquid+Chromatography+(HPLC).+Berdasarkan+hasil+skrining+zona+bening%2C+actinomycetes+18D36A1%2C+18D36A2%2C+dan+19C38A1+berpotensi+menghasilkan+kitinase.+Hasil+analisis+filogenetik+menunjukkan+bahwa+isolat+18D36A1+merupakan+actinomycetes+genus+Pseudonocardia+dengan+nama+Pseudonocardia+antitumoralis+18D36A1+(LC578481)%2C+dan+isolat+18D36A2+ini+yang+mengindikasikan+sebagai+spesies+baru+Micrococcus%2C+sedangkan+isolat+19C38A1+ini+dikenal+sebagai+Kocuria+palustris+dengan+nama+Kocuria+palustris+19C38A1+(LC659429).+Hasil+pengamatan+morfologi+kulit+udang+teramati+proses+degradasi+meningkat+dari+hari+ke+1+sampai+dengan+hari+ke+4+disertai+dengan+peningkatan+pertumbuhan+actinomycetes.+Analisis+lebih+lanjut+menggunakan+HPLC+mengindikasikan+hasil+degradasi+kulit+udang+membentuk+oligomer+(chitooligosaccharide)+dan+monomer+(glucosamine).+Selanjutnya+hasil+uji+bioaktifitas+hasil+degradasi+isolat+18D36A1+mengindikasikan+bahwa+COS+memiliki+sifat+menghambat+pertumbuhan+antifungi.+Berdasarkan+data+tersebut+dapat+disimpulkan+bahwa+aplikasi+teknik+SEM+sangat+membantu+dalam+penentuan+potensi+suatu+actinomycetes+dalam+mendegradasi+kulit+udang+menjadi+produk+turunannya+berupa+monomer+(glucosamine)+dan+oligomer+(chitooligosaccharide).+Hasil+informasi+yang+didapat+dari+penelitian+ini+tentunya+dapat+dimanfaatkan+sebagai+dasar+pengembangan+kajian+actinomycetes+untuk+aplikasi+riset+bioengineering+dan+teknologi+fermentasi+dalam+skala+produksi%0D%0A%0D%0AKata+kunci%3A+actinomycetes%2C+biodegradasi%2C+COS%2C+glukosamin%2C+SEM.%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0AResearch+and+development+of+microscopic+analysis+techniques%2C+especially+in+the+field+of+biomaterials%2C+is+increasing.+This+study+aims+to+analyze+the+surface+using+Scanning+Electron+Microscopy+(SEM)+and+other+supporting+instruments+in+the+process+of+biodegradation+of+shrimp+shell+waste+through+a+solid+fermentation+process+in+producing+derivative+products+that+can+be+applied+as+antifungals.+Actinomycetes+were+isolated+from+marine+biota+(sponge+and+tunicate)+taken+from+the+waters+of+Buleleng%2C+Bali+and+Oluhuta+Gorontalo+and+rejuvenated+using+colloidal+chitin+agar+media.+Identification+of+actinomycetes+was+carried+out+based+on+phylogenetic+analysis.+Shrimp+shell+waste+was+obtained+from+the+Teluk+Auction+Warehouse%2C+Bandar+Lampung.+Screening+of+chitinase-producing+actinomycetes+was+carried+out+using+the+agar+diffusion+technique.+Fermentation+was+carried+out+using+solid+state+fermentation+with+shrimp+shell+media.+The+results+of+shrimp+shell+degradation+were+observed+using+the+SEM+technique.+Meanwhile%2C+the+degradation+products+were+analyzed+using+the+High+Pressure+Liquid+Chromatography+(HPLC)+method.+Based+on+the+clear+zone+screening+results%2C+actinomycetes+18D36A1%2C+18D36A2%2C+and+19C38A1+have+the+potential+to+produce+chitinase.+The+results+of+the+phylogenetic+analysis+showed+that+isolate+18D36A1+is+an+actinomycetes+of+the+genus+Pseudonocardia+with+the+name+Pseudonocardia+antitumoralis+18D36A1+(LC578481)%2C+and+isolate+18D36A2+indicates+a+new+species+of+Micrococcus%2C+while+isolate+19C38A1+is+known+as+Kocuria+palustris+with+the+name+Kocuria+palustris+19C38A1+(LC659429).+The+results+of+observations+of+shrimp+shell+morphology+observed+that+the+degradation+process+increased+from+day+1+to+day+4+accompanied+by+an+increase+in+the+growth+of+actinomycetes.+Further+analysis+using+HPLC+indicated+that+the+results+of+shrimp+shell+degradation+formed+monomers+(glucosamine)+and+oligomers+(chitooligosaccharide).+Furthermore%2C+the+results+of+the+bioactivity+test+results+from+the+degradation+of+isolate+18D36A1+indicated+that+COS+had+antifungal+growth+inhibiting+properties.+Based+on+these+data+it+can+be+concluded+that+the+application+of+SEM+techniques+is+very+helpful+in+determining+the+potential+of+an+actinomycetes+in+degrading+shrimp+shells+into+their+derivative+products+as+monomers+(glucosamine)+and+oligomers+(chitooligosaccharide).+The+results+of+the+information+obtained+from+this+research+can+certainly+be+used+as+a+basis+for+developing+actinomycetes+studies+for+bioengineering+research+applications+and+fermentation+technology+on+a+production+scale.%0D%0A%0D%0AKeywords%3A+actinomycetes%2C+biodegradation%2C+COS%2C+glucosamine%2C+SEM.%0D%0A&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2023-01-06&rft.type=Disertasi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F69084%2F1%2F2%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F69084%2F2%2FDISERTASI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F69084%2F3%2FDISERTASI%2520FULL%2520TANPA%2520PEMBAHASAN.pdf&rft.identifier=++WIDYASTUTI%2C+WIDYASTUTI++(2023)+ANALISIS+MORFOLOGI+LIMBAH+KULIT+UDANG+HASIL+BIODEGRADASI+SECARA+FERMENTASI+PADAT+OLEH+ACTINOMYCETES+YANG+BERASAL+DARI+BIOTA+LAUT.++%5BDisertasi%5D+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F69084%2F