Browsing Undergraduate Theses by Issue Date
Now showing items 1-20 of 924
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Potensi Bakteri Penghasil Biosurfaktan Dari Limbah Cair Industri Kelapa Sawit Dalam Mendegradasi Minyak Goreng Bekas
(Universitas Sumatera Utara, 2025)The increasing need for cooking oil as a food ingredient has resulted in an increase in the amount of used cooking oil produced, causing pollution which has negative effects on health and the environment. This research ... -
Potensi Jamur Nematofagus (Paecilomyces fumosoroseus) dan Bakteri Penambat Nitrogen (Azotobacter sp.) Dalam Mengurangi Infeksi Meloidogyne hapla Pada Tanaman Tomat (Solanum lycopersicum L.)
(Universitas Sumatera Utara, 2025)Tomato plants (Solanum lycopersicum L.) are horticultural crop that often suffer yield losses due to the root-knot nematode attacks. This study aims to determine the ability of nematophagous fungi (Paecilomyces fumosoroseus) ... -
Potensi Jamur dari Limbah Detergen dalam Mendegradasi Linear Alkylbenzene Sulfonate
(Universitas Sumatera Utara, 2025)Contamination of detergent containing linear alkylbenzene sulfonate (LAS) waste could occur due to the absence of a standard system regarding waste management, especially from laundry businesses. This research aims to ... -
Pola Pertumbuhan dan Faktor Kondisi Ikan Iblis Merah (Amphilopus labiatus) di Perairan Danau Toba Sumatera Utara
(Universitas Sumatera Utara, 2025)The red devil fish (Amphilophus labiatus) is a type of predatory fish that also invasive. It is posing a threat to the endemic fish and other economically important fish species in a body of water. The presence of the red ... -
Skrining Fitokimia dan Uji Aktivitas Antimikroba Ekstrak Metanol Akar Sidaguri (Sida rhombifolia) terhadap Beberapa Bakteri dan Jamur Patogen Manusia
(Universitas Sumatera Utara, 2025)Infections caused by pathogenic microorganisms are generally treated with antibiotics; however, inappropriate of antibiotics use can lead to resistance, in turn other antimicrobial agents need to be develope. Many antimicrobial ... -
Optimalisasi Ekstrak Daun Sirih Cina (Peperomia Pellucida L.) Terhadap Histologi Paru-Paru Mencit (Mus Musculus L.) Yang Dipapar Asap Rokok
(Universitas Sumatera Utara, 2025)Cigarette smoke contains various harmful substances, including free radicals that smoke can lead to oxidative stress, damaging lung cells, increasing the risk of inflammation, and impairing of the lung function. The use ... -
Hubungan Umur dengan Berat Feses Gajah Sumatera (Elephas Maximus Sumatranus) di Kawasan Taman Nasional Gunung Leuser Resort Tangkahan, Langkat, Sumatera Utara
(Universitas Sumatera Utara, 2025)This research aims to explain the relationship between age and feces weight of Sumatran elephants (Elephas maximus sumatranus) in the Gunung Leuser National Park Tangkahan (GLNP) Resort, Langkat, North Sumatra. ... -
Studi Etnoprimatologi Kukang (Nycticebus Coucang) di Desa Kuta Male Kecamatan Kutambaru Kabupaten Karo Sumatera Utara
(Universitas Sumatera Utara, 2025)The misuse of slow lorises, such as their use as mystical tools or as pets, is particularly prevalent in Kuta Male Village, Karo Regency, North Sumatra. Therefore, it is necessary to conduct research regarding the perspectives ... -
Gambaran Histologi Testis Mencit (Mus musculus L.) yang Terpapar Asap Rokok dengan Pemberian Ekstrak Daun Sirih Cina (Peperomia pellucida L.)
(Universitas Sumatera Utara, 2025)Chinese betel leaf extract has the potential to omit the free radicals due to its antioxidant activity. The aim of this study was to determine the efficacy of Chinese betel leaf extract on the morphology and histology of ... -
Studi Populasi Ikan Bilih (Mystacoleucus padangensis Bleeker, 1852) di Perairan Danau Toba, Sumatera Utara
(Universitas Sumatera Utara, 2025)Lake Toba has considerable fishery resources with various types of fishes utilized by the community, one of them is bilih fish. Bilih fish (Mystacoleucus padangensis) is an endemic fish of Lake Singkarak which was introduced ... -
Gambaran Histologi Pankreas Tikus (Rattus norvegicus) yang Diinduksi 7,12-Dimetilbenz-[a] Antrasena (DMBA) Dengan Pemberian Ekstrak Etanol Kulit Durian (Durio zibethinus Murr.)
(Universitas Sumatera Utara, 2025)Durian (Durio zibethinus Murr.) contains secondary metabolite compound, flavonoids metabolite compound has a role as an antioxidant. Flavonoid compounds are able to capture and neutralize free radicals so they can repair ... -
Tingkat Kepekaan Staphylococcus sp. Isolat Lalat Rumah (Musca domestica L.) Sekitar Rumah Sakit terhadap Beberapa Jenis Antibiotik
(Universitas Sumatera Utara, 2025)Houseflies (Musca domestica L.) are vector that carry disease-causing agents microorganisms from one environment to the others. The presence of houseflies at the hospital environment is likely to carry pathogenic bacteria ... -
Pemanfaatan Ekstrak Etanol Buah Pare (Momordica charantia L.) sebagai Hepatoprotektor pada Mencit (Mus musculus L.) yang Dipaparkan Obat Antinyamuk Elektrik (Allethrin)
(Universitas Sumatera Utara, 2025)Free radicals found in electrical mosquito repellent can cause damage to the liver organs. The damage can be treated by administering antioxidants. Bitter melon (Momordica charantia L.) contains of the flavonoid compounds ... -
Potensi Ekstrak Etanol Buah Pare (Momordica charantia L.) Sebagai Renoprotektor pada Mencit (Mus musculus L.) Yang Dipaparkan Obat Antinyamuk Elektrik (Allethrin)
(Universitas Sumatera Utara, 2025)The ethanol extract of bitter melon (Momordica charantia L.) fruit contains of flavonoid compounds that has function as antioxidants by neutralizing of the free radicals. Electric mosquito repellents contain free radicals ... -
Analisis Kariotipe Ikan Labidochromis caeruleus (George B. S. Wood, 1966) dan Pseudotropheus socolofi (George S. Myers, 1960) dari Famili Chiclidae
(Universitas Sumatera Utara, 2025)This research was conducted to determine the karyotype and ideogram of Lemon fish (Labidochromis caeruleus) and SnowWhite fish (Pseudotropheus socolofi), both of which belong to the same family, which is Cichlidae, and ... -
Analisis Kariogram Kromosom Ikan Neon Tetra (Paracheirodon innesi 1936, Myers) dari Famili Characidae
(Universitas Sumatera Utara, 2025)Studies on the chromosomes of Neon Tetra fish (Paracheirodon innesi) are still limited. This study was conducted to obtain the chromosome karyogram, number, shape, and size of Neon Tetra fish. Fish samples were obtained ... -
Pengaruh Ekstrak Etanol Daun Kelor (Moringa oleifera L.) pada Histologi Hati Tikus (Rattus norvegicus L.) Model Kanker Payudara
(Universitas Sumatera Utara, 2025)Breast cancer damages organs and tissues in the body, including the liver. The leaves of moringa (Moringa oleifera L.) contain metabolite compounds, such as flavonoids, alkaloids, tannins, saponins and terpenoids/steroids, ... -
Pengaruh Ekstrak Etanol Buah Pare (Momordica charantia L.) Terhadap Morfologi Jantung dan Histologi Aorta Mencit (Mus musculus L.) yang Dipapar Obat Antinyamuk Elektrik
(Universitas Sumatera Utara, 2025)Electric mosquito repellent contains allethrin, a compound that can trigger inflammation and cause structural changes in the heart and aorta. Bitter melon (Momordica charantia L.) contains secondary metabolites such as ... -
Pengaruh Nanoherbal Daun Gagatan Harimau (Paraboea leuserensis B.L.Burtt) terhadap Histologi Paru- paru Tikus Wistar (Rattus norvegicus L.) Jantan yang Diberi Doxorubicin
(Universitas Sumatera Utara, 2025)Doxorubicin (DOX) is an antibiotic in the anthracycline group that is used as a chemotherapy agent. Doxorubicin has an impact to the lung toxicity. Doxorubicin- induced lung damage mainly caused by oxidative stress. ... -
Pengaruh Koloni Klanceng (Trigona spp.) sebagai Polinator terhadap Produksi Buah Cabai Merah (Capsicum annum) Lebah
(2025)The role of Trigona sp. as a plant pollinator as one of the meliponiculture techniques, is to increase plant pollination. The klanceng (Trigona sp.) is a type of stingless bee that has an important role as plant pollinators. ...