?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PROFIL+SENYAWA+BIOAKTIF+EKSTRAK+RUMPUT+LAUT+Sargassum%0D%0Asp.+DAN+AKTIVITAS+ANTIBAKTERI+TERHADAP+BAKTERI%0D%0APseudomonas+aeruginosa+(CARLE+GESSARD%2C+1882)+DAN+Vibrio+harveyi%0D%0A%0D%0A(JOHNSON+%26+SHUK%2C+1936)&rft.creator=LINDA%2C++RATNA+SARI&rft.subject=570+Biologi&rft.subject=580+Tumbuh-tumbuhan%2C+tanaman%2C+botani%2C+flora&rft.subject=600+Teknologi+(ilmu+terapan)&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Pseudomonas+aeruginosa+dan+Vibrio+harveyi+merupakan+bakteri+patogen+di+akua-%0D%0Akultur+budi+daya.+Kedua+bakteri+ini+sering+mengakibatkan+kerugian+pada+masyara-%0D%0Akat+perikanan.+Upaya+yang+sering+dilakukan+untuk+mengatasinya+yaitu+dengan%0D%0A%0D%0Apemberian+antibiotik.+Penggunaan+antibiotik+yang+berlebihan+dapat+menimbulkan%0D%0A%0D%0Aresistensi+bakteri+terhadap+obat-obatan+antibiotik+komersil+dan+dapat+membahaya-%0D%0Akan+kesehatan+manusia.+Permasalahan+resistensi+bakteri+mendorong+penelitian+un-%0D%0Atuk+mencari+agen+antibakteri+yang+bersumber+dari+biota+laut.+Sargassum+sp.+memi-%0D%0Aliki+senyawa+bioaktif+yang+memiliki+berbagai+macam+pengaruh+baik+terhadap+ke-%0D%0Asehatan+salah+satunya+sebagai+antibakteri.+Tujuan+penelitian+untuk+mengetahui%0D%0A%0D%0Aprofil+senyawa+bioaktif+dalam+ekstrak+Sargassum+sp.%2C+dan+uji+aktivitas+antibakteri%0D%0Aterhadap+bakteri+patogen+secara+in+vitro.+Metode+analisis+profil+senyawa+bioaktif%0D%0A%0D%0Amenggunakan+GC-MS+dan+uji+aktivitas+antibakteri+dengan+metode+difusi+agar.+Ha-%0D%0Asil+penelitian+didapatkan+adanya+33+senyawa+bioaktif+yang+terkandung+dalam+eks-%0D%0Atrak+Sargassum+sp.+dan+berdasarkan+literatur+terdapat+14+senyawa+yang+teridentifi-%0D%0Akasi+sebagai+senyawa+antibakteri+di+antaranya+tetradecanoid+acid%3B+neophytadiene%3B%0D%0A%0D%0Aphytol%3B+1%2C19+eicosadiene%3B+hexadecanoid+acid%2C+metil+ester%3B+n-Hexadecanoid+acid%3B%0D%0A5%2C8%2C11%2C14-eicosatetraenoic+acid%3B+arachidonic+acid%3B+9-octadecenoic+acid%3B+squalene%3B%0D%0Aoctadecanoid+acid%3B+ergosta-5%2C24(28)-dien-3-ol%3B+stigmasta-5%2C24(28)-dien-3-ol%3B+dan%0D%0A%0D%0A(2R%2C3R%2C4aR%2C5S%2C8aS)-2-hydroxy-4a%2C+dimethyl-3-(prop-1-en-2-yl)+octahydronaph-%0D%0Athalen-1(2H)-one.+Ekstrak+Sargassum+sp.+mampu+menghambat+pertumbuhan+bak-%0D%0Ateri+Pseudomonas+aeruginosa+dan+Vibrio+harveyi.+Zona+hambat+terbentuk+pada+se-%0D%0Amua+konsentrasi+ekstrak+yang+diujikan+dengan+hasil+terbesar+berada+pada+konsen-%0D%0Atrasi+50+ppm+yaitu+2%2C26+mm+(Pseudomonas+aeruginosa)+dan+70+ppm+yaitu+3%2C0+mm%0D%0A%0D%0A(Vibrio+harveyi).%0D%0AKata+kunci%3A+Sargassum+sp.%2C+Pseudomonas+aeruginosa%2C+Vibrio+harveyi%2C+GC-MS%0D%0A%0D%0A%0D%0APseudomonas+aeruginosa+and+Vibrio+harveyi+are+pathogenic+bacteria+in+aquacul-%0D%0Ature.+These+two+bacteria+often+cause+losses+to+the+fishing+community.+Efforts+are%0D%0A%0D%0Aoften+made+to+overcome+them+by+giving+antibiotics.+Excessive+use+of+antibiotics%0D%0Acan+lead+to+bacterial+resistance+to+commercial+antibiotic+drugs+and+can+endanger%0D%0Ahuman+health.+The+problem+of+bacterial+resistance+encourages+research+to+look+for%0D%0A%0D%0Aantibacterial+agents+sourced+from+marine+biota.+Sargassum+sp.+has+bioactive+com-%0D%0Apounds+that+have+a+variety+of+good+effects+on+health%2C+one+of+which+is+as+an+anti-%0D%0Abacterial.+The+purpose+of+the+study+was+to+determine+the+profile+of+bioactive+com-%0D%0Apounds+in+Sargassum+sp.+extract%2C+and+test+antibacterial+activity+against+pathogenic%0D%0A%0D%0Abacteria+in+vitro.+The+method+of+analyzing+the+profile+of+bioactive+compounds+us-%0D%0Aing+GC-MS+and+antibacterial+activity+test+with+agar+diffusion+method.+The+results%0D%0A%0D%0Ashowed+that+there+were+33+bioactive+compounds+contained+in+the+extract+of+Sar-%0D%0Agassum+sp.+and+based+on+the+literature+there+are+14+compounds+identified+as+anti-%0D%0Abacterial+compounds+including+tetradecanoid+acid%3B+neophytadiene%3B+phytol%3B+1%2C19%0D%0A%0D%0Aeicosadiene%3B+hexadecanoid+acid%2C+methyl+ester%3B+n-Hexadecanoid+acid%3B+5%2C8%2C11%2C14-%0D%0A%0D%0Aeicosatetraenoic+acid%3B+arachidonic+acid%3B+9-octadecenoic+acid%3B+squalene%3B+octade-%0D%0Acanoid+acid%3B+ergos-ta-5%2C24(28)-dien-3-ol%3B+stigmasta-5%2C24(28)-dien-3-ol%3B+and%0D%0A%0D%0A(2R%2C3R%2C4aR%2C5S%2C8aS)-2-hydroxy-4a%2Cdimethyl-3-(prop-1-en-2-yl)octahydronaphtha-%0D%0Alen-1(2H)-one.+Sargassum+sp.+extract+was+able+to+inhibit+the+growth+of+Pseudomo-%0D%0Anas+aeruginosa+and+Vibrio+harveyi+bacteria.+Inhibition+zones+were+formed+at+all%0D%0A%0D%0Aconcentrations+of+the+extract+tested+with+the+largest+results+being+at+a+concentration%0D%0Aof+50+ppm%2C+namely+2.26+mm+(Pseudomonas+aeruginosa)+and+70+ppm%2C+namely+3.0%0D%0Amm+(Vibrio+harveyi).%0D%0AKeywords%3A+Sargassum+sp.%2C+Pseudomonas+aeruginosa%2C+Vibrio+harveyi%2C+GC-MS&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2024-07-23&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F83192%2F2%2FABSTRAK_Linda%2520Ratna%2520Sari%2520-%2520Linda%2520Ratn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