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"The prevalence of Candida albicans infections is increasing in the society. Therefore, an effective and affordable antifungal drug with minimal side effect is needed. Ginger (Zingiber officinale) is a traditional herb which has an antifungal effect in its volatile oil. Objective: to investigate antifungal effect of volatile oil from Zingiber officinale var. rubrum against C. albicans in vitro, to determine the optimum concentration, and finally to determine the correlation between the various concentrations of the oil and the inhibition zone. Material and method: Strain C. albicans tested was obtained from the Departement of Parasitology, Medical Faculty, University of Indonesia. Volatile oil of Zingiber officinale var. rubrum was produced from water and steam distillation of fresh ginger in BALLITRO, Bogor. Concentrations of the volatile oil used were 100%, 50%, 25%, 12.5%, 3.125%, 1.56% and 0.78%. Methods used were colony counting and disk diffusion method (by using 6 mm blank disk). The specimens were divided into two groups, treatment group (C. albicans with application of volatile oil) and control group (C. albicans without application of volatile oil). Result: There was a significant decrease in the amount of C. albicans colonies from 3.125% to 6.25% of concentration. The amount of C. albicans colonies at concentration 6.25% was also significantly lower than in the control group. Moreover, there was strong and positive correlation between the concentration of the volatile oil and the inhibition zone. Conclusion: Volatile oil from Zingiber officinale var. rubrum has an antifungal effect agains C. albicans in vitro with optimum concentration at 6.25%. Increasing concentrations of the oil correlates with increasing inhibition zone."
[Fakultas Kedokteran Gigi Universitas Indonesia, Journal of Dentistry Indonesia], 2007
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Artikel Jurnal  Universitas Indonesia Library
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"The side effects of many antifungal drugs make it necessary to find an herbal alternative with reduced side effects. Many herbals are known to have an antifungal effect, including ginger with its volatile oil composition. However, the specific antifungal effect and optimal concentration of the volatile oil from Zingiber officinale var. amarum agains C. albicans is not yet known. This research was done to verify the antifungal effect of Zingiber officinale var. amarum volatile oil on C. albicans, to determine its optimal concentration, and to determine the relation between the volatile oil concentration and the inhibition zone. material and method: The C. albicans strain was obtained from Departement of Parasitology, Faculty of Medicine, University of Indonesia and the volatile oil was provided by water and steam distillation at BALITTRO, Bogor. The colonies were double counted in two steps. First, the volatile oil at concentrations of 100%, 50%, 25%, 12.5%, 6.25%, 3.125%, 1.56% and 0.78% were applied for treatment, whereas in the second step concentration of 100%, 90%, 80%, 70%, 60%, and 50% were used. In the disk diffusion method, the volatile oil concentrations of 100%, 70%, 60%, 50%, 25%, 12.5%, 6.25% and 3.125% were applied in triplicate in Petri dishes containing C. albicans by using 6 mm blank disks. Result: Mann-Whitney test showed the significant decrease of the colonies between 6.25% and 3.125% of the volatile oil concetration (a = 0.021), and also between the volatile oil concentration 6.25% and the control group (a = 0.014). The Spearman test showed a positive and strong correlation between the volatile oil of Zingiber officinale var. amarum and its inhibition zone (r = 0.91). Conclusion: The volatile oil of Zingiber officinale var. amarum has an antifungal effect against C. albicans with an optimal concentration of 6.255%, and increasing volatile oil concentration is followed by increasing inhibition zone."
[Fakultas Kedokteran Gigi Universitas Indonesia, Journal of Dentistry Indonesia], 2007
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Artikel Jurnal  Universitas Indonesia Library
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Andi Alelda Rara Fatimah
"Pada penelitian ini, asam oleat diesterifikasi dengan dry metanol dan katalis HCl pekat dengan menggunakan refluks selama 6 jam pada suhu 60°C. Metil oleat yang terbentuk kemudian diamidasi dengan asam amino glisina dan fenilalanina yang dibantu dengan pelarut assetonitril. Selain itu, dilakukan juga amidasi langsung dari asam oleat dengan bantuan disikloheksilkarbodiimida (DCC) sebagai agen pengopling selama 2 jam pada suhu 0°C. Produk lipoamida yang terbentuk di identifikasi dengan KLT, di purifikasi dengan kromatografi kolom, dan di karakterisasi dengan FTIR. Aktivitas antifungi amida asam oleat juga ditentukan dengan metode difusi cakram terhadap Candida albicans. Hasil uji menunjukkan bahwa N-oleilglisina ACN memiliki aktivitas antifungi dengan kategori sedang, N-oleilfenilalanina ACN berkategori sedang, N- oleilglisina DCC tidak ada aktivitas, dan N- oleilfenilalanina DCC berkategori sedang.

In this study, oleic acid was esterified with dry methanol and concentrated HCl catalyst using reflux for 6 hours at 60oC. The methyl oleate formed then amidated by glycine and phenylalanine using acetonitrile as a solvent. In addition, direct amidation of oleic acid was also carried using dicyclohexylcarbodiimide (DCC) as a coupling agent for 2 hours at 0oC temperature. The formed lipoamide product was identified by TLC, purified by column chromatography, and characterized by FTIR. The antifungal activity of oleic acid amide was also determined by disc diffusion method against Candida albicans. The result showed that N- oleylglycine ACN has moderate antifungal activity, N-oleylphenylalanine ACN has moderate category, N-oleylglycine DCC has no activity, and N-oleylphenylalanine DCC has moderate category."
Depok: Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2022
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UI - Skripsi Membership  Universitas Indonesia Library
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Jararizki Budi Subasira
"Indonesia adalah negara tropis yang memiliki kelembaban tinggi, kondisi ini memudahkan manusia untuk mengalami infeksi akibat jamur. Salah satu jamur yang dapat menginfeksi manusia adalah Candida albicans. C. albicans dapat menyebabkan kandidiasis yang merupakan infeksi jamur dengan insiden tinggi. Perawatan antijamur dapat dilakukan dengan menggunakan obat antijamur. Infeksi jamur sering terjadi yang menyebabkan penggunaan obat antijamur mengalami resistensi, oleh karena itu, kebutuhan untuk memeriksa senyawa aktif dari bahan alami yang memiliki aktivitas antijamur perlu ditingkatkan. Salah satu tanaman yang tersebar di Indonesia yang dikenal memiliki berbagai manfaat kesehatan adalah Tanduk Cananga (Artabotrys hexapetalus (L.f) Bhandari). Tanduk Cananga telah diketahui memiliki aktivitas antijamur dalam ekstrak metanol dari daun. Penelitian ini dilakukan untuk menguji aktivitas antijamur ekstrak dan fraksi diklorometana dari kulit tanduk Kanenanga. Metode ekstraksi yang digunakan dalam penelitian ini adalah metode maserasi menggunakan pelarut heksana dan diklorometana. Diikuti dengan fraksinasi menggunakan metode kromatografi kolom. Tes aktivitas antijamur dilakukan secara in vitro dengan metode mikrodilusi. Hasil penelitian ini menunjukkan ekstrak diklorometana kulit tanduk Cananga memiliki aktivitas antijamur terhadap Candida albicans dengan konsentrasi penghambatan minimum 200 μg/mL. Fraksi Dichloromethane I dan II memiliki aktivitas antijamur Candida albicans dengan konsentrasi penghambatan minimum 50 μg/mL, fraksi diklorometana III, IV, V, VI, VII, dan VIII memiliki aktivitas antijamur terhadap Candida albicans dengan konsentrasi penghambatan minimum 100 μg/mL mL. Disimpulkan bahwa ekstrak dan fraksi diklorometana memiliki aktivitas antijamur terhadap Candida albicans.

Indonesia is a tropical country that has high humidity, this condition makes it easy for humans to experience infections due to fungi. One fungus that can infect humans is Candida albicans. C. albicans can cause candidiasis which is a fungal infection with a high incidence. Antifungal treatment can be done using antifungal drugs. Fungal infections often occur causing the use of antifungal drugs to experience resistance, therefore, the need to examine active compounds from natural substances that have antifungal activity needs to be increased. One of the plants that are spread in Indonesia that is known to have various health benefits is the Cananga Horn (Artabotrys hexapetalus (L.f) Bhandari). Cananga horn has been known to have antifungal activity in methanol extracts from the leaves. This research was conducted to examine the antifungal activity of extracts and dichloromethane fraction from the horn bark of Kanenanga Horn. The extraction method used in this study is the maceration method using hexane and dichloromethane solvents. Followed by fractionation using column chromatography methods. Antifungal activity tests were carried out in vitro by the microdilution method. The results of this study indicate dichloromethane extracts of the skin of the Cananga Horn horn have antifungal activity against Candida albicans with a minimum inhibitory concentration of 200 μg/mL. Dichloromethane fractions I and II have antifungal activity Candida albicans with a minimum inhibitory concentration of 50 μg/mL, dichloromethane fractions III, IV, V, VI, VII, and VIII have antifungal activity against Candida albicans with a minimum inhibitory concentration of 100 μg/mL mL. It was concluded that dichloromethane extracts and fractions had antifungal activity against Candida albicans."
Depok: Fakultas Farmasi Universitas Indonesia, 2019
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UI - Skripsi Membership  Universitas Indonesia Library
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Shuffa Chilla Mayhana
"Pendahuluan: Candida sp. Menyumbang 40.9% dari seluruh kasus di seluruh dunia. Namun, resistensi obat terus meningkat akibat kemampuan jamur ini untuk beradaptasi. Oleh karena itu, obat antijamur alternatif untuk melawan kandidiasis invasive sangat dibutuhkan. Beberapa studi menunjukkan bahwa propolis, sebuah produk dari sarang lebah yang bertekstur seperti lilinn, memiliki sifat antijamut. Walaupun demikian, studi yang menyelidiki efektivitas Propolis Brunei (PB) sebagai obat antijamur alternatif masih langka. Studi ini bertujuan untuk mengevaluasi efek PB terhadap pertumbuhan candida albicans (CA). Metode: Studi ini menggunakan metode difusi agar dan mikrodilusi. Melalui difusi agar, peneliti mengevaluasi zona inhibisi. Sedangkan, melalui mikrodilusi, peneliti mengevaluasi optical density difference (ODD), minimum inhibitory concentration (MIC), dan percentage of inhibition (%I). CA ATCC 90028 dipaparkan dengan ekstrak etanol propolis dengan tiga konsentrasi berbeda: 50 mg/ml, 70 mg/ml, dan 100 mg/ml. Flukonazole diguanakan sebagai control positif. Hasil: Rerata zona inhibisi PB 50 mg/ml (10 mm), 70 mg/ml (9 mm), dan 100 mg/ml (11,5 mm) lebih rendah daripada flukonazol (15,5 mm). ODD PB 100 mg/ml lebih tinggi dari tes sampel yang lainnya (0.0703 nm). %I PB 50 mg/ml (79.15%), 70 mg/ml (91.18%), dan 100 mg/ml (92.76%) lebih tinggi daripada flukonazol (21.82%). MIC adalah 50 mg/ml. Kesimpulan: PB memiliki efek antifungal terhadap pertumbuhan CA. Terdapat hubungan yang signifikan antaran zona inhibisi dan ODD PB jika dibandingkan dengan flukonazol. Terdapat korelasi negatif antara zona inhibisi dan ODD ketika membandingkan ketiga konsentrasi PB. Terdapat korelasi positif diantara konsentasi PB dan %I.

Introduction: Among all cases, candida species accounts for 40.9% cases worldwide. However, drug-resistance is rising due to its adaptive nature. Thus, an alternative anti-fungal drug to combat invasive candidiasis is needed. Studies have shown that propolis, a wax-like beehive product, possess anti-fungal properties. Still, studies investigating the effectiveness of Brunei propolis (BP) as an alternative anti-fungal drug are still scarce. This study aims to evaluate the effects of BP against the growth of Candida albicans (CA). Methods: Researcher conducted agar diffusion and micro-dilution method. Through agar diffusion, inhibition zone was evaluated. Meanwhile, through micro-dilution, the author evaluated the optical density difference (ODD), minimum inhibitory concentration (MIC), and percentage of inhibition (%I). CA ATCC 90028 was tested against Propolis extract in three different concentrations: 50 mg/ml, 70 mg/ml, and 100 mg/ml. Fluconazole was the positive control. Results: The mean inhibition zone of BP 50 mg/ml (10 mm), 70 mg/ml (9 mm), and 100 mg/ml (11.5 mm) are lower than fluconazole (15.5 mm). ODD of BP 100 mg/ml is higher than other test samples (0.0703). %I of BP 50 mg/ml (79.15%), 70 mg/ml (91.18%), and 100 mg/ml (92.76%) are higher than fluconazole (21.82%). MIC value is 50 mg/ml. Conclusion: BP possess anti-fungal effects towards CA. There is a significant association between inhibition zone and ODD of BP with respect to fluconazole. There is a negative association between all BP concentrations. There is a positive association between BP concentration and %I."
Jakarta: Fakultas Kedokteran Universitas Indonesia, 2022
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UI - Laporan Penelitian  Universitas Indonesia Library
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Rina Anggraeni
"Asam risinoleat sebagai komponen utama minyak jarak diketahui memiliki efek anti-inflamasi yang berpotensi menjadi kandidat antijamur. Pada penelitian ini, asam risinoleat dimodifikasi dengan menggunakan glisina dan fenilalanina membentuk lipoamida melalui reaksi esterifikasi dan amidasi. Reaksi esterifikasi dilakukan dengan mencampurkan asam risinoleat, dry metanol, dan HCl pekat untuk membentuk metil risinoleat. Kemudian, metil risinoleat diamidasi dengan glisina dan fenilalanina. Berdasarkan hasil karakterisasi lipoamida menggunakan FT-IR, didapatkan puncak serapan C-N (stretch) dan N-H (bend) yang muncul pada spektrum yang menandakan keberhasilan produk sintesis. Terhadap produk lipoamida yang terbentuk dilakukan pengujian aktivitas antijamur untuk mengetahui aktivitas penghambatan pertumbuhan terhadap Candida albicans. Berdasarkan hasil pengujian, didapatkan bahwa lipoamida risinoleat-glisina dan lipoamida risinoleat-fenilalanina memiliki aktivitas antijamur terhadap Candida albicans dengan besarnya zona hambat masing-masing yaitu 9 mm (lemah) dan 8 mm (lemah).

Ricinoleic acid as the main component of castor oil is known to have an anti-inflammatory effect that has the potential to be an antifungal candidate. In this study, ricinoleic acid was modified using glycine and phenylalanine to form lipoamides through esterification and amidation reactions. The esterification reaction was carried out by mixing ricinoleic acid, dry methanol, and concentrated HCl to form methyl ricinoleate. Then, methyl ricinoleate was amidated with glycine and phenylalanine. Based on the results of lipoamide characterization using FT-IR, C-N (stretch) and N-H (bend) absorption peaks appeared on the spectrum indicating the success of the synthesis product. The lipoamide product was tested for antifungal activity to determine the growth inhibitory activity against Candida albicans. Based on the test, it was found that ricinoleic-glycine lipoamide and ricinoleic-phenylalanine lipoamide had antifungal activity against Candida albicans with the inhibition zones of 9 mm (weak) and 8 mm (weak)."
Depok: Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2022
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UI - Skripsi Membership  Universitas Indonesia Library
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Gloria Gabriella
"Indonesia merupakan salah satu negara beriklim tropis dan memiliki kelembaban udara tinggi. Kondisi ini memicu pertumbuhan Candida albicans dan menyebabkan infeksi jamur. Berbagai penelitian telah dilakukan untuk menemukan senyawa kandidat antifungi berbasis sumber daya alam seperti tumbuhan dan memiliki efek samping yang rendah, terutama turunan lipid seperti senyawa lipoamida. Pada penelitian ini, asam oleat telah diesterifikasi dengan dry methanol menggunakan katalis asam HCl menghasilkan metil oleat. Selanjutnya ikatan rangkap pada metil oleat dioksidasi menggunakan KMnO4 encer dalam suasana basa dan suhu 25oC. Keberhasilan oksidasi ditunjukkan dari penurunan bilangan iod dari 79,56 mg/g menjadi 4,82 mg/g. Selanjutnya, dilakukan reaksi amidasi dengan asam amino glisina dan fenilalanina. Produk – produknya diidentifikasi dengan Kromatografi Lapis Tipis (KLT), dan dikarakterisasi menggunakan FT-IR (Fourier Transform Infra Red). Hasil FTIR lipoamida menunjukkan adanya overlapping gugus - OH dan -NH stretch pada bilangan gelombang sekitar 3200 – 3500 cm-1, gugus C=O amida pada 1652 cm-1 dan 1666 cm-1, serta gugus C-N stretch pada 1326 cm-1dan 1248 cm-1 untuk lipoamida – glisin dan lipoamida – fenilalanin. Produk lipoamida tidak terdeteksi memiliki aktivitas antifungi terhadap Candida albicans pada konsentrasi 1000 ppm.

Indonesia is a country with tropical climate and has high humidity. This condition stimulates the growth of Candida albicans and causes a fungal infection. Various studies have been carried out to obtain candidate compounds for antifungal based on natural resources such as plants and have low side effects, especially lipid derivatives such as lipoamide compounds. In this research, the esterification of oleic acid with dry methanol was carried out using HCl as an acid catalyst to produce methyl oleate (MO). Furthermore, the double bond in MO is oxidized using dilute KMnO4 under alkaline conditions at 25oC low temperature. The success of oxidation was indicated by the decrease in the iodine value from 79,56 mg/g to 4,82 mg/g. Furthermore, the oxidized methyl oleate was amidated with the amino acid glycine and phenylalanine. The products obtained were identified by Thin Layer Chromatography (TLC) and characterized by FT- IR. FTIR results of lipoamides show overlapping between -OH and -NH stretch around 3200 – 3500 cm-1, C=O amide at 11652 cm-1 and 1666 cm-1, and C-N stretch at 1326 cm- 1 and 1248 cm-1 for lipoamide – glycine and lipoamide – phenylalanine. The antifungal activity test results showed that the lipoamide products were not detected to have antifungal activity against Candida albicans at 1000 ppm."
Depok: Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2022
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UI - Skripsi Membership  Universitas Indonesia Library
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Chloe Shada Nareswari
"Latar belakang: Resistensi flukonazol pada Candida krusei semakin menjadi perhatian dalam pengobatan kandidiasis superfisial dan kandidemia. Propolis Lombok yang kaya akan flavonoid merupakan alternatif yang memiliki potensi. Penelitian ini mengeksplorasi aktivitas antijamur propolis Lombok terhadap pertumbuhan Candida krusei. Metode: Eksperimen in vitro ini menggunakan metode difusi agar sumuran (untuk pengukuran diameter zona hambat), dan mikrodilusi (untuk perubahan densitas optik) yang dilanjutkan dengan kultur jamur (untuk penentuan nilai KHM). Kelompok perlakuan pada metode difusi agar sumuran terdiri dari ekstrak etanol propolis Lombok pada konsentrasi 500.000 ppm, 700.000 ppm, dan 1.000.000 ppm, flukonazol (kontrol positif), dan DMSO 10% (kontrol negatif), serta penambahan kontrol pertumbuhan dan kontrol media pada metode mikrodilusi. Hasil: Terdapat perbedaan yang signifikan antar kelompok pada metode difusi agar sumuran (p = 0,025) dan mikrodilusi (p = 0,001), dengan rata-rata zona hambat terbesar pada 700.000 ppm (9,67 mm) dan rata-rata penurunan densitas optik terbesar pada 500.000 ppm (0,2308). Tes post hoc untuk metode difusi agar sumuran tidak menunjukkan perbedaan yang signifikan. Untuk metode mikrodilusi, perbedaan densitas optik secara signifikan lebih rendah untuk 500.000 ppm dibandingkan dengan kontrol negatif dan kontrol medium, serta untuk 700.000 ppm dibandingkan dengan kontrol positif, kontrol pertumbuhan, dan kontrol medium. Kultur jamur menunjukkan pertumbuhan Candida krusei pada semua konsentrasi propolis. Kesimpulan: Propolis Lombok yang didapatkan dari Trigona clypearis berpotensi menghambat pertumbuhan Candida krusei. Namun, untuk dapat dijadikan sebagai pengobatan alternatif, efeknya harus dioptimalkan. Nilai KHM tidak dapat ditentukan.

Introduction: Candida krusei’s fluconazole resistance is a growing concern in superficial candidiasis and candidemia treatment. Lombok propolis, rich in flavonoids, is a potential alternative. This research explores the antifungal activity of Lombok propolis against Candida krusei growth. Method: In vitro experiments used Agar well diffusion (for inhibition zone diameter measurement), and Broth microdilution (for optical density changes) followed by fungal culture (for MIC determination). Groups in Agar well diffusion included Lombok propolis ethanol extracts at concentrations of 500.000 ppm, 700.000 ppm, and 1.000.000 ppm, fluconazole (positive control), and 10% DMSO (negative control), with the addition of growth control and medium control in Broth microdilution. Result: This study found significant between-group differences in Agar well diffusion (p = 0,025) and Broth microdilution (p = 0,001), with the largest average inhibition zone at 700.000 ppm (9,67 mm) and the greatest average optical density decrease at 500.000 ppm (0.2308). Post hoc tests for Agar well diffusion revealed no significant difference and for Broth microdilution the optical density difference was significantly lower for 500.000 ppm compared to negative control and medium control, as well as for 700.000 ppm compared to positive control, growth control, and medium control. Fungal culture showed Candida krusei growth at all propolis concentrations. Conclusion: Lombok propolis collected from Trigona clypearis has the potential to inhibit the growth of Candida krusei. However, to be established as an alternative treatment, its effect has to be optimized. MIC value determination was inconclusive."
Jakarta: Fakultas Kedokteran Universitas Indonesia, 2023
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UI - Skripsi Membership  Universitas Indonesia Library
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Raihana Izzatinisa
"Peningkatan kadar kolesterol total dan trigliserida merupakan faktor risiko penyakit kardiovaskular. Jahe merah (Zingiber officinale var. Rubrum) dan secang (Caesalpinia sappan L.) merupakan tanaman herbal yang sering digunakan di Indonesia sebagai obat. Penelitian ini bertujuan untuk melihat pengaruh pemberian ekstrak jahe merah (Zingiber officinale var. Rubrum) dan secang (Caesalpinia sappan L.) terhadap profil lipid pada model hewan hiperlipidemia. Untuk menganalisis pengaruh pemberian ekstrak Jahe merah (Zingiber officinale var. Rubrum) dan secang (Caesalpinia sappan L.) terhadap profil lipid plasma, hewan uji dibagi menjadi 6 kelompok; kelompok normal (CMC Na 0,5%) dan kelompok negatif (CMC Na 0,5%), kelompok positif (Aspirin), dan kelompok kombinasi ekstrak dosis 1, dosis 2, dan dosis 3. Hasil analisis menunjukkan bahwa pemberian ekstrak jahe merah-secang menurunkan kadar kolesterol total dan trigliserida secara signifikan (p<0,05) pada semua kelompok dosis dari pekan ke-8 hingga 10. Selain itu, kadar kolesterol total dan trigliserida pada pekan ke-10 menunjukan perbedaan yang signifikan (p<0,05) antara kelompok kontrol negatif terhadap kelompok kontrol positif, dosis I, dosis II, dan dosis III. Kelompok positif pada pekan ke-10 menunjukkan perbedaan yang tidak signifikan (p<0,05) terhadap kelompok dosis I, dosis II, dan dosis III. Dengan demikian, tiga variasi komposisi ekstrak jahe merah-secang mampu menurunkan kadar kolesterol total dan trigliserida dalam darah, dengan dosis III (800 mg : 200 mg/200 g BB) menghasilkan penurunan kadar kolesterol total dan kadar trigliserida paling tinggi.

Elevated levels of total cholesterol and triglycerides are risk factors for cardiovascular disease. Red ginger (Zingiber officinale var. Rubrum) and secang (Caesalpinia sappan L) are herbal plants that are often used in Indonesia as medicine. This study aimed to examine the effect of red ginger extract (Zingiber officinale var. Rubrum) and secang (Caesalpinia sappan) on lipid profiles in hyperlipidemic animal models. To analyze the effect of red ginger extract (Zingiber officinale var. Rubrum) and secang (Caesalpinia sappan L) on plasma lipid profile, the test animals were divided into 6 groups; the normal group (CMC Na 0.5%) and the negative group (CMC Na 0.5%), the positive group (Aspirin), and the combination group extract dose 1, dose 2, and dose 3. The results of the analysis showed that the administration of red ginger extract -Secang reduced total cholesterol and triglyceride levels significantly (p<0.05) in all dose groups from week 8 to 10. In addition, total cholesterol and triglyceride levels at week 10 showed a significant difference (p<0 0.05) between the negative control group and the positive control group, dose I, dose II, and dose III. The positive group at week 10 showed no significant difference (p<0.05) against the dose I, dose II, and dose III groups. Thus, three variations of the composition of red ginger-secang extract were able to reduce total cholesterol and triglyceride levels in the blood, with dose III (800 mg: 200 mg/200 g BW) resulted in the highest reduction in total cholesterol and triglyceride level."
Depok: Fakultas Farmasi Universitas Indonesia, 2022
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UI - Tesis Membership  Universitas Indonesia Library
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Rachma Allysa Vidya Putri Augustine
"Candida sp. merupakan jamur komensal penyebab infeksi invasif kandidiasis. Candida albicans memiliki sifat dominan sehingga Candida lain sulit untuk dideteksi dan dapat mengarah pada kesalahan terapi. Candida non-albicans seperti Candida krusei juga memiliki resistensi terhadap obat antijamur. Metode deteksi menggunakan qPCR dapat mempersingkat waktu untuk diagnosis dan memiliki spesifisitas deteksi yang baik untuk deteksi kandidiasis invasif. Namun penggunaan metode ini memerlukan primer spesifik. Penelitian ini bertujuan untuk mengevaluasi spesifisitas novel primer Ca2 yang mendeteksi Candida albicans dan Cc3 yang mendeteksi Candida krusei serta membedakan keduanya dari spesies Candida dan jamur lainnya. Pengujian spesifisitas dilakukan menggunakan metode qPCR berbasis intercalating dye SYBR Green dengan suhu annealing 60℃ untuk primer Ca2 dan 58℃ untuk primer Cc3, masing-masing sebanyak 40 siklus. Pengujian dilakukan terhadap sebelas spesies jamur Candida termasuk C. albicans dan C. krusei; satu spesies teleomorf jamur Candida, Clavispora lusitaniae; dan dua spesies jamur dari genus lain, yaitu Malassezia dan Aspergillus. Hasil uji primer Ca2 menunjukkan nilai Ct 25,23 dan Tm 83,58 untuk Candida albicans, sedangkan primer Cc3 menunjukkan nilai Ct 35,00 dan Tm 88,24 untuk Candida krusei serta Ct 23,41 dan Tm 88,80 untuk Clavispora lusitaniae. Primer Ca2 spesifik mendeteksi C. albicans. Sementara itu primer Cc3 tidak spesifik mendeteksi Candida krusei, namun dapat mendeteksi Clavispora lusitaniae. Walaupun demikian, primer Cc3 masih dapat digunakan untuk penggunaan klinis karena rendahnya infeksi Clavispora lusitaniae di Indonesia.

Candida sp. are commensal yeasts that can result in invasive infection such as Candidiasis. Candida albicans-dominant characteristic caused medication error due to difficulty of other Candida detection. Candida non-albicans such as Candida krusei has high resistance against antifungi drugs. Detection method using qPCR offers shorter amount of time for diagnosis and has high specificity for detecting invasive candidiasis. However, this method requires specific primers. In this study, we evaluate specificity of novel primer Ca2 for detecting Candida albicans and Cc3 for detecting Candida krusei and differentiate both species from other Candida and yeast species. The specificity test was done in qPCR with intercalating dye SYBR Green applying 40 cycles and annealing temperature at 60 ℃ for Ca2 and 58℃ for Cc3. Samples are eleven Candida species including C. albicans and C. krusei; one species of Candida in a teleomorph form, Clavispora lusitaniae; and two species of another genus, Malassezia and Aspergillus. Primer Ca2 identified Candida albicans with Ct value 25,23 and Tm 83,58. Primer Cc3 identified Candida krusei with Ct value 35,00 and Tm 88,24 as well as Clavispora lusitaniae with Ct value 23,41 and Tm 88,80. Primer Ca2 specific for detecting C. albicans and primer Cc3 not specific for detecting Candida krusei, but also able to detecting Clavispora lusitaniae.However, the primer still acceptable for clinical use due to low prevalence of Clavispora lusitaniae infection in Indonesia."
Depok: Fakultas Farmasi Universitas Indonesia, 2023
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UI - Skripsi Membership  Universitas Indonesia Library
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