Lycopodiella cernua (L.) Pic. Serm. belongs to the family Lycopodiaceae. Members of this family have been traditionally used in various regions, particularly in China, India, and Southeast Asia, for the treatment of hepatitis, rheumatism, and burns. This plant is known to contain secondary metabolites, including steroids, phenolics, and flavonoids. The present study aims to isolate secondary me…
The white jabon fruit (Anthocephalus cadamba Miq.) is expected to have potential as a biosorbent due to its relatively high cellulose content. The powder of white jabon fruit activated with NaOH and combined with peat water has been studied for its capability as a biosorbent because it possesses a high surface area and contains many active functional groups in humic acid, with the jabon fruit s…
Asplenium nidus commonly known as bird's nest fern, is a member of the Aspleniaceae family and is classified as an epiphytic plant. It has been traditionally used to treat various ailments, including hair loss, fever, headache, cough, bruises, and edema. This plant is known to contain several secondary metabolites such as alkaloids, steroids/terpenoids, flavonoids, and phenolic compounds. The a…
Plants of the genus Plectranthus (family Lamiaceae) are an interesting source of abietan diterpenoid compounds. One important species of this genus is Plectranthus amboinicus, an herbal plant that grows naturally in tropical and warm temperate regions, such as in Africa, Asia, and Australia. One of the major compounds found in Plectranthus is royleanone, which belongs to the class of abietan di…
Anisophyllea disticha is one of the plants included in the Anisophylleaceae family. This plant is potential as a medicinal material because of the presence of several secondary metabolites. This study aims to isolate and the characterize secondary metabolites from the ethyl acetate extract fraction of the plant and to test their antibacterial activities using the disc diffusion method....
Antidesma bunius is a plant species belonging to the family Euphorbiaceae. This plant is widely distributed across various tropical regions, including Asia, Africa, the Americas, and the Pacific Islands, with approximately 150 species reported. This study aimed to isolate and characterize a pure compound obtained from the n-hexane extract of A. bunius leaves and to evaluate its toxicity using t…
Asplenium nidus, commonly known as the Bird’s Nest Fern, is a member of the Aspleniaceae family and has traditionally been used for medicinal purposes. Various communities have utilized this plant to alleviate fever, pain, and gastric ulcers. In addition to its therapeutic uses, A. nidus is also cultivated as an ornamental plant due to its distinctive leaf morphology and appealing coloration.…
Oil palm empty fruit bunches (Elaeis guineensis Jacq.) are one of the oil palm wastes that can be used as activated carbon for heavy metal adsorption. The cellulose contained in oil palm empty fruit bunches plays an important role in carbon source the adsorption process of heavy metals. This research aims to determine the selectivity adsorption of Cadmium(II) and Iron(III) metals in mixed solut…
ABSTRACT Oil palm (Elaeis guineensis Jacq.) is a major plantation crop in Indonesia, requiring high-quality seedlings to support optimal growth and yield. This study aimed to determine the effect of combining Libo Ganik organic fertilizer and compound NPKMg 15:15:6:4 fertilizer on seedling growth in the main nursery, and to identify the best dosage combination. The experiment was conducte…
Antidesma bunius is a plant that belongs to the Euphorbiaceae family. In Indonesia, this plant is known as buni or bonai, which has properties as a traditional medicine. This study aims to isolate and characterize secondary metabolite compounds from ethyl acetate extract of A. bunius leaves, and to conduct toxicity tests using the brine shrimp lethality test (BSLT) method on the extract. Isolat…
Taxus sumatrana belongs to the Taxaceae family and the Gymnospermae sub- division. In Indonesia, this plant is known as the cemara Sumatera, tampinur batu and kayu taji. This plant has been known as a plant that contains anticancer and antioxidant compounds. This study aims to isolate and characterize secondary metabolite compounds from ethyl acetate extract of T. sumatrana leaves and test toxi…
Drynaria sparsisora, commonly known as the "langlayang fern," is a member of the Polypodiaceae family. This plant typically grows on rocks, in open areas, along riverbanks, and can also exist as an epiphyte on tall trees. Its leaves are characterized by fertile margins with a pinnate venation pattern, and the central part of the petiole is broad, short, and thin. This study aims to isolate seco…
ABSTRACT Soybean (Glycine max L.) is a strategic food crop with high nutritional value, especially as a source of plant-based protein. However, national soybean productivity remains low, partly due to the low fertility of Ultisol soils characterized by acidic pH, limited nutrients, and low organic matter. Environmentally friendly fertilization, such as the application of organic waste com…
Areca nut (Areca catechu L.) contained areca nut fiber waste that can be utilized as an alternative source of adsorbent, because it contains high cellulose. This research aims to determine the adsorbent dose and optimum pH for Methyl Orange dye adsorption. The adsorption method used in the research was Batch adsorption of Methyl Orange dye with adsorbent dose variation (0.8; 1; 1.2 and 1.4 g) a…
Arcangelisia flava (L.) Merr, commonly known as "akar kuning," is a member of the Menispermaceae family that grows in Indonesia’s tropical forests and is characterized by its yellow climbing stem. Traditionally, this plant has been used to treat malaria, diabetes, and skin infections. This study aims to isolate secondary metabolite compounds from the ethyl acetate extract of A. flava leaves a…
Epipremnum pinnatum (L.) Engl is a herbal plant that is very popular in China as an anticancer remedy and acts to increase the bodys immunity in preventing frightening diseases and can also be used to treat diabetes sufferers. The research aims to isolate and carry out toxicity test for secondary metabolite compounds from n-hexane extract of E. pinnatum (L) Engl. Isolation of secondary metaboli…
Drynaria sparsisora, commonly known in Java as “simbar layangan” or “paku langlayang”, belongs to the family Polypodiaceae. This plant is characterized by an upright rhizome with a tapering base and dense scales, as well as dimorphic leaves. It is often found growing on rocks, in open areas such as riverbanks, and on tall trees. This study aimed to isolate secondary metabolites from the…
ABSTRACT This attempts to investigate the impact of audit tenure, auditor reputation, and operational complexity on audit quality study (Empirical Study of Energy Sector Companies Listed on the Indonesia Stock Exchange in 2021-2023). All companies in the energy industry that were listed on the Indonesia Stock Exchange (IDX) made up the study's population. Purposive sampling was the samplin…
The white jabon fruit (Anthocephalus cadamba Miq.) has potential to be used as a biosorbent for removing various synthetic dye pollutants, including Rhodamine B. This fruit was chosen because it contains a high amount of cellulose, which supports the adsorption process. The adsorption ability is expected to be improved through chemical activation using NaOH and further enhanced by combining wit…
Monstera deliciosa Liebm is a plant that creeps on trees and can be used as an ornamental plant that belongs to the Araceae family. This study aims to isolate and identify secondary metabolite compounds from the n-hexane fraction of M. deliciosa stems and conduct toxicity testing of secondary metabolite extracts from M. deliciosa stems using the brine shrimp lethality test (BSLT) method. Isola…