Gelatin is a heterogeneous mixture of polypeptides produced through the hydrolysis of collagen from animal connective tissue. Gelatin has many functions, including as a stabilizer, emulsifier, binding agent, thickening agent, and edible film. This research method employs an experimental approach by conducting direct experimentstodetermine the physicochemicalcharacteristicsof gelatin fromtilapia…
Indragiri Hilir Regency hasmangrove areasthat are underutilized, namely the red mangrove (Rhizophora mucronata). However, red mangrove leaves contain secondary metabolites that have potential antibacterial properties. Currently, very few hand soaps on the market use natural ingredients, with most using synthetic ingredients as active ingredients. Synthetic active ingredients can have negative e…
This study aims to describe the representation of coastal women, identify their forms of participation in mangrove conservation efforts, and analyze the obstacles faced by coastal women in Purnama Village, West Dumai Subistrict. The research employs a qualitative approach with a descriptive method. Data were collected through in-depth interviews, observation, and documentation with seven inform…
Pangasius sutchi has great potential to be cultivated commercially, because this freshwater fish is relatively easier to cultivate, has economic value, and is widely favored by the Kampar community. To meet market demand for fish availability, it is necessary to increase the productivity of fish farming. One way to do this is by implementing optimal fish farming practices. The imbalance in the…
The mangrove ecosystem in Kampung Mengkapan, Sungai Apit District, Siak Regency, Riau Province, covers an area of approximately20–30 hectares and plays a crucial role in coastal protection, providing habitat for nekton, sequestering CO₂, and supporting fisheries activities. However, human activities such as land conversion, waste disposal, and settlement development have caused ecosystem de…
Dumbo catfish are a species of fish commonly found in various aquatic environments. Fishermen employ diverse methods to catch fish in seas, rivers and swamps, utilizing both eco-friendly and non-eco-friendly tools. One such tool is electrofishing. Fish behavior is influenced by their ability to adapt to their environment. One observable aspect is the swimming patterns and endurance of Dumbo cat…
Inulin is a natural polysaccharide that can enhance glucose metabolism and reduce cholesterol levels through the formation of short-chain fatty acids. These effects are thought to prevent atherosclerosis, one of the chronic complications of type 2 diabetes mellitus (T2DM). This study aimed to determine the effect of inulin extract from dahlia tubers on the thickness of the thoracic aorta intima…
Marketing is a crucial aspect in the distribution process of goods or products owned by a company. Giant freshwater prawn (Macrobrachium rosenbergii) is a freshwater fishery commodity with high economic value and increasing market demand both domestically and internationally. To capitalize on this potential, the government has managed and developed the marketing of giant freshwater prawn, one o…
Lumbar Spinal Stenosis (LSS) is caused by narrowing of the vertebral canal due to degenerative changes in the intervertebral discs, facet joints, and ligamentum flavum, leading to clinical symptoms such as low back pain and neurogenic claudication resulting from nerve or vascular compression. This study aims to identify the general profile and functional status of postoperative Lumbar Spinal St…
This research aims to determine the types and abundance of phytoplankton found in the Genting River in Tanjung Medang Village. The research was conducted in September 2024 in the Genting River in Tanjung Medang Village. The research was conducted using a survey method to obtain primary data in the form of phytoplankton sample analysis results and water quality measurement results. Sampling w…
This research was conducted from March 2023 to February 2024 in Koto Mesjid Village, Kampar Regency, Riau Province with the aim of analyzing the pattern and performance of the patin fish floss supply chain. The method used was a survey with 5 suppliers and 1 business actor as respondents and the respondents of this study were determined by non-probability sampling. The results of the study obta…
This study aimed to evaluate the structure of macrozoobenthos communities and the water quality of the Pengambang River, Rumbai Pesisir District, using the Family Biotic Index (FBI) as a bioindicator. The research was conducted at five observation stations determined purposively based on the variation of anthropogenic activities around the site. Macrozoobenthos samples were collected using Surb…
Gastropods are mangrove organisms that act as bioindicators in mangrove ecosystems. Mangroves are called productive areas because they are rich in organic matter which is a source of food for biota, being a shelter and spawning place for various types of biota such as mollusks and other biota. Pressure due to human activities will cause damage to the mangrove ecosystem. The destruction of the m…
This study aims to analyze the relationship between mangrove density and the abundance of mud snail (Cerithidea cingulata) in Concong Luar Village, Concong Subdistrict, Indragiri Hilir Regency. The research was conducted from March to May 2025 at three observation stations representing different mangrove conditions, ranging from natural areas to sites adjacent to settlements. A purposive sampli…
Fish protein concentrate is a product that results from removing some of the water and fat from fish so that the protein content is higher. This study aimed to determine the effect of extraction time on the chemical characteristics of gulamah fish (Johnius trachycephalus) protein concentrate using isopropyl alcohol as a solvent. The experiment used a Completely Randomized Design (CRD) with t…
This thesis is titled Development of E-Comic Assisted by Figma and Flipbook on Reading Biography Texts of Malay Figures for Senior High School Students. This research is motivated by the low reading interest and comprehension of students in reading biography texts, especially those related to Malay figures. There is a need for innovative and technology-based digital teaching materials that…
This thesis, titled The Development of a Teaching Module Based on PPjBL Assisted by Traditional Games on Procedural Text Writing Material for MTs Students, discusses the importance of education in shaping character and the quality of human resources in Indonesia. Education not only serves to increase knowledge but also functions as a means of building moral, social, and cultural values. The edu…
Education plays a crucial role in advancing a nation to be able to adapt to the demands of 21st-century education, which requires students to master science process skills. Learning biology involves direct observation of the objects under study through laboratory or field practical activities. Biology practicum requires a guide that is designed in alignment with the curriculum and the demands o…
21st-century education emphasizes the integration of technology in the learning process to foster the development of essential skills such as critical thinking, creativity, collaboration, and communication. However, students' critical thinking and science process skills are still relatively low, particularly in comprehending abstract biological topics like the human circulatory system. Observat…
Type 2 diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia that leads to endothelial dysfunction and accelerates atherosclerosis. Vascular Cell Adhesion Molecule-1 (VCAM-1) plays a key role in this process. Inulin, a prebiotic fiber from dahlia tubers, has anti-inflammatory properties through inhibition of the NF-κB pathway. This experimental study aimed to evaluat…