Department of Biology: Recent submissions
Now showing items 261-280 of 1257
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Uji Efektivitas Ekstrak Kulit Durian (Durio zibethinus Murr.) terhadap Ketebalan Epitel dan Fibroblas Kulit Tikus (Rattus norvegicus) Model Kanker Kulit
(Universitas Sumatera Utara, 2023)Durian peel methanol extract contains secondary metabolite compounds such as flavonoids and alkaloids. Cytoxicity in flavonoid-controlled cancer cells has the ability to regulate macrophages in the elimination of cancer ... -
Gambaran Histologi Testis Mencit (Mus musculus L.) Jantan yang diberi Limbah Degumming Kokon Ulat Sutera (Bombyx mori L.) yang telah dipaparkan oleh Allethrin
(Universitas Sumatera Utara, 2023)Silkworm cocoon degumming waste contains amino acids in the form of sericin and fibroin which have the potential to stimulate spermatogenesis and to protect sperm from free radicals. This research was carried out from ... -
Gambaran Histologi Pankreas Mencit (Mus Musculus L.) Jantan Yang Diberi Limbah Degumming Kokon Ulat Sutera (Bombyx mori L.) yang telah dipapar Obat Nyamuk Elektrik
(Universitas Sumatera Utara, 2023)Research of the histology of the male mice (Mus musculus L.) pancreas exposed to electric mosquito and then given by degumming silkworm cocoon’s (Bombyx mori L.) waste had been carried out from December 2022 to March 2023. ... -
Keragaman Jamur pada Plastik Tempat Pembuangan Akhir (TPA) Terjun Medan Marelan dan Potensinya dalam Mendegradasi Sampah Plastik
(Universitas Sumatera Utara, 2023)Plastic waste, including Low-Density Polyethylene (LDPE), Linear-Low Density Polyethylene, High-Density Polyethylene (HDPE), and Polypropylene (PP), is predominantly found in landfill sites. This study aimed to investigate ... -
Isolasi Serta Skrining Bakteri Selulolitik dari Bekicot (Achatina fulica) dan Potensi Selulolitiknya
(Universitas Sumatera Utara, 2023)Achatina fulica is one of herbivorous animal belongs to the gastropod class that most common find in tropical climates and includes to a pest, it gives probability that A. fulica has a high unique cellulolytic microbiota ... -
Jenis, Prevalensi dan Intensitas Endoparasit Rusa Sambar (Cervus unicolor) di Central Park Zoo and Resort Pancur Batu, Deli Serdang, Sumatera Utara
(Universitas Sumatera Utara, 2023)Sambar deer (Cervus unicolor) is the largest tropics deer that distributein Indonesia, such as in Kalimantan and around Sumatera. Population of sambar deer become decreased sharply, therefore, the conservation of the deer ... -
Keanekaragaman Makrofauna Permukaan Tanah Pada Areal Tanaman Jagung di UPT Benih Induk Palawija dan Hortikultura Tanjung Selamat Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2023)This research has been conducted to study the diversity of macrofauna active on the Soil Surface in Corn Plantation Areas at the UPT Benih Induk Palawija and Hortikultura Tanjung Selamat, Deli Serdang District with the ... -
Pola Pertumbuhan dan Faktor Kondisi Ikan Kakap Putih (Lates calcarifer Bloch, 1790) di Sungai Belawan Kabupaten Deli Serdang Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2023)The research of the growth patterns and the conditions of the White Snapper (Lates calcarifer Bloch, 1790) in Belawan River, Deli Serdang Regency,North Sumatra Province had been carried out from December 2022 to February ... -
Analisis Kandungan Logam Berat Pb dan Cd pada Daging Ikan Duri (Hexanematichthys sagor) di Sungai Belawan Sumatera Utara
(Universitas Sumatera Utara, 2023)There are various community activities along the Belawan river that affect the quality of river water such as the accumulation of Pb and Cd metals in fish meat, including in Duri fish (Hexanematichthys sagor) in the Belawan ... -
Kepadatan, Pola Distribusi dan Pola Pertumbuhan Kerang Darah (Anadara granosa) di Perairan Pantai Sialang Buah, Kabupaten Serdang Bedagai, Sumatera Utara
(Universitas Sumatera Utara, 2023)Bivalve, Arcidae granosa, has a high economic value. It cause, the activity of clam harvest among community in Sialang Buah Beach increase in order to take the blood mussel as many as they can. It is feared, the population ... -
Kepadatan, Distribusi dan Hubungan Panjang Berat Remis (Corbicula Javanica) di Perairan Pantai Putra Deli Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2023)Corbicula javanica is a group of small shellfish that live at the bottom of the waters. have shells, mollusca phylum of the corbiculidae family and bivalves class that live in coastal waters. Mussels are an important ... -
Kepadatan, Pola Distribusi dan Pola Pertumbuhan Kerang Hijau (Perna Viridis) di Perairan Pantai Putra Deli Kabupaten Deli Serdang, Sumatera Utara
(Universitas Sumatera Utara, 2023)Green mussel (Perna viridis) is a mollusk that lives in coastal waters, especially in the intertidal area. Many green mussels are found in the coastal at Putra Deli, Deli Serdang Regency. Many fishermen and the community ... -
Keanekaragaman Makrofauna Tanah Pada Areal Tanaman Kacang- Kacangan di Areal UPT Benih Induk Tanjung Selamat Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2023)Soil macrofauna diversity is one of the biological natural resources that is very beneficial to the environment. Its existence is influenced by biotic, as well as biotic, factors around it. Abiotic factors that pervade ... -
Makrofauna yang Aktif di Permukaan Tanah Sebagai Spesies Bioindikator Pada Areal Upt Benih Induk Palawija dan Hortikultura Tanjung Selamat Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2023)Soil macrofauna is part of soil biodiversity which plays an important role in improving soil physical, chemical, and biological properties. Soil macrofauna has an important role in the decomposition of soil organic matter ... -
Deteksi Begomovirus pada Tomat (Solanum lycopersicum L.) di Kabupaten Langkat dengan Teknik PCR (Polymerase Chain Reaction)
(Universitas Sumatera Utara, 2023)Disease in tomato (Solanum lycopersicum L.) caused by Begomovirus and its the morphological symptoms sometimes difficult to distinguish from symptoms caused by other viruses. Therefore PCR method is the more accurate way ... -
Kepadatan dan Pola Pertumbuhan Udang Putih (Penaeus merguiensis) di Perairan Estuaria Kampung Nipah Perbaungan Sumatera Utara
(Universitas Sumatera Utara, 2017) The purpose of the study was to determine the density and pattern of growth of white shrimp (Penaeus merguiensis) in estuarine waters around the village Nipah. The data collection was conducted by sampling using nets ... -
Pengaruh Ekstrak Metanol Biji Pare (Momordica charantia L.) dan Depo Medroksiprogesteron Asetat (DMPA) terhadap Profil Lipid dan Histologi Arteri Koronaria Tikus Putih Jantan
(Universitas Sumatera Utara, 2015) The combination of the seed extract of bitter melon (Momordica charantia L.) and DMPA is one alternative to the expected safe and reversible male contraceptive agent. This study aims to determine the phytochemical content ... -
Biodiversitas Tumbuhan Epifit (Orchidaceace dan Pteridophyta) di Kawasan Hutan Ekowisata Bukit Lawang Kabupaten Langkat
(Universitas Sumatera Utara, 2010) The research about Biodiversity of ephyfit plant (Orchidaceae and Pterydophyta) was conducted in Bukit Lawang forest, Langkat Regency from Februari to April 2010. Research area was determined by using Purposive Sampling ... -
Keanekaragaman Plankton serta Hubungannya dengan Kualitas Air di Perairan Danau Toba Balige Kabupaten Toba Samosir
(Universitas Sumatera Utara, 2009)The research about "The Diversity of Plankton and its Correlation to the Quality Water of Lake Toba, Balige, has been done in October 2008 to January 2009. Samples were taken from four observation Stations and in every ... -
Gambaran Endoparasit Sapi (Bos Sp.) yang Dipelihara Secara Ekstensif di Kebun Kelapa Sawit, Kecamatan Tebing Tinggi, Sumatera Utara
(Universitas Sumatera Utara, 2023)Research on the description of The cattle endoparasites extensively reared at oil palm plantations, Tebing Tinggi District North Sumatra had been done. This research was conducted from January to April 2023. This study ...