?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PEMANFAATAN+HIDROLITIK+ENZIM+DARI+INDIGENOUS+COMPOSTING+Actinomycetes+UNTUK+BIOKONVERSI+SELULOSA+PADA+JERAMI+PADI+MENJADI+NANOKOMPOSIT+HIDROGEL++&rft.creator=NAFISAH+NASUTION++%2C+1817011057&rft.subject=001+Ilmu+pengetahuan&rft.description=++Jerami+padi+adalah+salah+satu+limbah+hasil+pertanian+yang+melimpah+di+Indonesia+dengan++pemanfaatan++yang++masih++terbatas.++Kandungan++selulosa++dan++hemiselulosa+pada++jerami++padi++memiliki++potensi++yang++cukup++besar++untuk++dikonversi++menjadi+produk+yang+memiliki+nilai+tambah+dan+terbarukan.+Penelitian+ini+bertujuan+untuk+memperoleh++selulosa++dari++jerami++padi++dengan++bio-pretreatment++menggunakan+Actinomycetes++dan++mengonversi++ukurannya++menjadi++nanoselulosa%2C++serta+memanfaatkannya++untuk++membuat++nanokomposit++hidrogel++sebagai++sistem+penghantar+obat.++Metode+penelitian+meliputi+preparasi+sampel%2C+analisis+komponen+jerami++padi++menggunakan++metode++TAPPI%2C++penapisan++isolat++Actinomycetes%2C+pretreatment++jerami++padi%2C++pemurnian++selulosa%2C++penentuan++indeks++kristalinitas%2C+pembuatan++nanoselulosa%2C++pembuatan++hidrogel%2C++dan++karakterisasi++hidrogel+menggunakan++Fourier++Transform++Infrared++Spectroscopy++(FTIR).++Isolat+Actinomycetes+dengan+kode+Act-4+terpilih+sebagai+agen+bio-pretreatment+memiliki+indeks++xilanolitik++sebesar++1%2C29.++Bio-pretreatment++menghasilkan++selulosa++dengan+indeks+kristalinitas+sebesar+42%2C92%25.+Nanoselulosa+yang+dihasilkan+memiliki+ukuran+rata-rata+sebesar+81%2C3+nm.+Hidrogel+yang+berhasil+diproduksi+memiliki+kemampuan+pembengkakan++18++kali++lipat++dari++berat++awal++dengan++persentase++swelling++sebesar+1716%25.++Analisis++FTIR++menghasilkan++beberapa++daerah++serapan++pada++1654++cm-1+menandakan+pembacaan+gugus+C%3DO+dan+3190+cm-1+menunjukkan+pembacaan+N-H+yang+menunjukkan+bahwa+proses+pengikat+silang+berhasil.+Nanokomposit+hidrogel+yang++mengandung++amoksisilin++mampu++menghambat++pertumbuhan++bakteri+Escherichia++coli++dan++Staphylococcus++aureus.++++Berdasarkan++hasil++penelitian+disimpulkan++bahwa++nanokomposit++hidrogel++memiliki++potensi++untuk++aplikasi+biomedis+sebagai+bahan+sediaan+obat.++Kata+kunci+%3A+jerami+padi%2C+selulosa%2C+Actinomycetes%2C+pretreatment%2C+nanoselulosa%2C+hidrogel%2C+sistem+penghantar+obat.+%0D%0A%0D%0A++Rice++straw++is++one++of++the++abundant++agricultural++wastes++in++Indonesia++with++limited+utilization.+The+cellulose+and+hemicellulose+content+in+rice+straw+has+considerable+potential+to+be+converted+into+value-added+and+renewable+products.+The+objective+of++this++study++was++to++obtain++cellulose++from++rice++straw++by++bio-pretreatment++using+Actinomycetes++and++convert++its++size++into++nanocellulose%2C++and++utilize++it++to++make+hydrogel++nanocomposites++as++a++drug++delivery++system.++++The++research++methods+included+sample+preparation%2C+analysis+of+rice+straw+components+using+the+TAPPI+method%2C++screening++of++Actinomycetes++isolates%2C++pretreatment++of++rice++straw%2C+purification++of++cellulose%2C++determination++of++crystallinity++index%2C++preparation++of+nanocellulose%2C++preparation++of++hydrogels%2C++and++characterization++of++hydrogels++using+Fourier+Transform+Infrared+Spectroscopy+(FTIR).+Actinomycetes+with+Act-4+code+selected++as++a++bio-pretreatment++agent++has++a++xylanolytic++index++of++1.29.++Bio-+pretreatment+produces+cellulose+with+a+crystallinity+index+of+42.92%25.+The+resulting+nanocellulose+has+an+average+size+of+81.3+nm.+The+hydrogel+successfully+made+can+swell++18++times++the++initial++weight++with++a++swelling++percentage++of++1716%25.++FTIR+analysis++showed++several++absorption++regions++at++1654++cm-1++indicating++C%3DO++group+readings++and++3190++cm-1++signaling++N-H++readings++indicating++that++the++crosslinking+process++was++successful.++The++hydrogel++nanocomposite++containing++amoxicillin++can+inhibit++the++growth++of++Escherichia++coli++and++Staphylococcus++aureus++bacteria.++++The+research++result++concluded++that++hydrogel++nanocomposites++have++the++potential++for+biomedical+applications+as+a+raw+material+for+medicine.++Keywords+%3A+rice+straw%2C+cellulose%2C+Actinomycetes%2C+pretreatment%2C+nanocellulose%2C+hydrogel%2C+drug+delivery+system.+&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM+&rft.date=2023-01-18&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F69195%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F69195%2F3%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F69195%2F2%2FSKRIPSI%2520TANPA%2520BAB%2520DAN%2520PEMBAHASAN.pdf&rft.identifier=++NAFISAH+NASUTION+%2C+1817011057++(2023)+PEMANFAATAN+HIDROLITIK+ENZIM+DARI+INDIGENOUS+COMPOSTING+Actinomycetes+UNTUK+BIOKONVERSI+SELULOSA+PADA+JERAMI+PADI+MENJADI+NANOKOMPOSIT+HIDROGEL.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM+%2C+UNIVERSITAS+LAMPUNG+.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F69195%2F