Abstrak

Baca Juga : EFEK ANTIBAKTERI EKSTRAK DAUN JERUK PURUT (CITRUS HYSTRIX) TERHADAP PERTUMBUHAN ENTEROCOCCUS FAECALIS (Desy Havizhah, 2019) ,

Baca Juga : PENGARUH LARUTAN KUMUR EKSTRAK DAUN JERUK PURUT (CITRUS HYSTRIX) TERHADAP PH SALIVA (Tia Nailil Azmi, 2016) ,

sentrasi ekstrak daun jeruk purut yang diuji yaitu 6,25%, 12,5%, 25%, 50%, dan 100%. analisis statistik menggunakan uji kruskal-wallis. hasil uji statistik didapatkan nilai p>0,05 yang menunjukkan bahwa tidak terdapat perbedaan yang bermakna antara ekstrak daun jeruk purut dengan pertumbuhan lactobacillus acidophilus. kesimpulan penelitian ini yaitu ekstrak daun jeruk purut (citrus hystrix) tidak memiliki efek antibakteri terhadap pertumbuhan lactobacillus acidophilus dan konsentrasi hambat minimum (khm) dari ekstrak daun jeruk purut adalah 6,25% sedangkan konsentrasi bunuh minimum (kbm) belum dapat ditentukan. kata kunci: karies, lactobacillus acidophilus, daun jeruk purut (citrus hystrix) abstract name : izzatul jannah study program : dentist education faculty : dentistry title : antibacterial effect of kaffir lime leaf extract (citrus hystrix) on the growth of lactobacillus acidophilus dental caries can occur because of the interaction between microorganisms and food on the surface of the tooth. one of the microorganisms that can cause caries is lactobacillus acidophilus. control of plaque by rinsing and brushing teeth can be done as an effort to prevent caries. kaffir lime leaves are one of the plants that can be used as an alternative mouthwash because it has an antibacterial effect and contains alkaloids, saponins, steroids, flavonoids, and polyphenols. the purpose of this study was to determine the antibacterial effect of kaffir lime leaves (citrus hystrix) on the growth of lactobacillus acidophilus. this type of research was laboratory experimental using the dilution method on mha media with the concentration of kaffir lime leaf extract tested which was 6.25%, 12.5%, 25%, 50%, and 100%. statistical analysis using the kruskal-wallis test. the results of statistical tests obtained a value of p> 0.05 indicating that there was no significant difference between the extract of kaffir lime leaves and the growth of lactobacillus acidophilus. the conclusion of this study are kaffir lime extract (citrus hystrix) does not have an antibacterial effect on the growth of lactobacillus acidophilus and the minimum inhibitory concentration (mic) of kaffir lime leaf extract is 6.25% while the minimum bactericidal concentration (mbc) cannot be determined. keyword: caries, lactobacillus acidophilus, kaffir lime leaf (citrus

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