Advances in Biological Sciences Research

One of the livestock genetic resources in Lamandau Regency, Central Kalimantan Province is the Sambar deer (Cervus unicolor). The existence of this deer is threatened because of the conversion of land into plantations. Conservation of genetic resources of Sambar deer is carried out through ex–situ conservation...

Cervical cancer attitudes a significant health challenge due to its high prevalence and mortality rates. As an alternative approach to treating cancer, scientists are exploring the use of bioactive compounds derived from herbal plants. One such plant is the bottle brush plant (C. citrinus). Isolation...

The research objective was to determine Banggai yam farming system, its fertility and its technical efficiency in Central Sulawesi of Indonesia. A random sampling method was used to select 130 household farmer respondents living accros 11 villages in South Buko. Data collected included cultivated land...

This research aimed to establish the relationship models between the length and width of Alabio duck (Anas platyrhynchos Borneo) eggs and the weight of eggshells, albumen, and yolk. Data were collected from 500 eggs and were further examined using Pearson’s correlation and regression analysis. The results...

Because of its simple experiment design and low experiment cost, label-free quantitative technology based on mass spectrometry analysis is being used more and more widely. Aiming at peptide identification and quantification, which are pivotal step of the label-free quantitative analysis, we develop an...

This research purpose is to describe the science literacy skill of Manjushri Junior High School students in Padang. This research used descriptive method. This research is conducted at Manjushri Junior High School in Padang with class VIII students as sample that was determined by purposive sampling....

The rapid development of the city has made the green open space more limited, including for urban forest development in Samarinda. This study aims to analyze the attitudes of the community towards the preservation of the city forest of Samarinda. This research is a quantitative descriptive research using...

SARS-CoV-2 has infected millions of people in Indonesia and taken thousands of lives by bonding Spike (S) protein and Angiotensin-Converting Enzyme 2 (ACE2) human cell receptor. Spike gene has a higher mutation rate compared to other genes, which suggested to increase its virulence, transmission and...

Cassava starch has been widely used as a functional ingredient in many food products with some limitations. To improve its usage, cassava starch has been modified to have a better functionality. A lot of starch modification has been applied including alcoholic treatment or known as precipitation method....

This paper examined husband and housewife time allocation and analyzed analyze the influence of wife status and attributes on time allocation devoted to domestic activities by focusing on husbands’ time allocation on domestic works. Survey of 180 fishery households was conducted in Bengkulu city. Statistical...

The Kampung Unggul Balitbangtan (KUB) chicken is new superior native chicken released by the Indonesian Ministry of Agriculture that has been developed in various regions across the country, including Central Java. The purpose of this study was to look at how KUB chicken development is performing at...

The main obstacle of the Ettawa Crossbreed does management at the farm level is that the forages are the only feed given because farmers could not afford the feed supplement, which leads to the inability to reach optimum productivity. In this study, the feed supplement was added as a source of energy...

Bioactive compound in Gracilaria sp and organic chromium supplementation could improve feed digestibility through methanogen inhibition, increase carbohydrat metabolism effectiveness and feeding behaviour of sheep. The research conducted for 90 days using 18 heads of male local sheep and 3 heads as replacements...

The hanger tension is crucial in arch bridges, and the fundamental frequency of short hangers is significantly affected by the flexural rigidity. In order to measure the hanger tension considering the flexural rigidity, the Additional Mass Method (AMM) is applied. The tension and flexural rigidity can...

The Discovery of the novel optimized structures of small molecules for selective targeting is one of the challenging tasks in drug designing. Bioisosteres are the key components of the lead compound, which provide hidden power to the compound scaffold for selective targeting. We are presenting a database,...

The efficacy of Spatholobus littoralis extract for incision wound is not fully understood. Here, we report the wound healing activities of Spatholobus littoralis extracts in incision wound models in rat. The aim of the study was to measure the wound length on rat’s incision wound infected by Staphylococcus...

Chronic Obstructive Pulmonary Disease (COPD) is a progressive lung disease characterized by chronic bronchitis, airway thickening, and emphysema. There are several main mechanisms of COPD, namely chronic inflammatory processes in the airways, oxidative stress, and disturbances in the balance between...

The wildlife monitoring survey is urgently conducted because they are currently facing many factors that may drive to extinction. The effective way in monitoring survey method is limitedly studied for tropical sumatran amphibian. The goal of the study is to examine the efficacy of plot technique in documenting...

Clustering is a common technique for statistical data analysis, which is used in many fields, including machine learning, agriculture, and economics. Clustering method will be focused on clustering every province in Indonesia that is able to achieve food security of corn. In most developing countries,...

Anemia is problem commonly occurs in pregnant women. Pregnant women are said to be anemic if their hemoglobin levels are less than 11 g/dl. This condition occurs because of the insufficient intake of iron (Fe) to meet the increased need of the body during pregnancy and childbirth. The incidence of Fe...

The purpose of this study is to design and synthesize a multifunctional aldose reductase inhibitor with both aldose reductase inhibitory activity and direct antioxidant activity. Based on the quinoxalin structure, we modify side chain of C3-N1. Specifically, the activity of N-1 is further enhanced by...

To explore the effect to storage method of fresh Xinhui citrus peels by using against storage and ethanol mildewproof method, the main fungus which caused the mildew of fresh peels was also checked. The effect of hance ginger on peel moldy was observed by changing the humidity of storage environment...

The gall fly, Fergusonina sp. (Diptera: Fergusoninidae) is known as gall inducer on several species of Melaleuca and Eucalyptus. The gall fly is commonly found associated with nematodes. The first record of the gall fly Fergusonina sp. on the Timor mountain gum, E. urophylla was collected from Mt. Mutis,...

Salmonella typhimurium, Eschericia coli, Pseudomonas fluorescense, and Aspergillus niger are common contaminants in food. Microbial contamination in food may lead to food spoilage and foodborne diseases. The development of new antimicrobial agent, especially from natural resources is needed to prevent...

Glycemic index is the level of food according to its immediate effect on blood glucose levels. Foods that rapidly increase blood glucose have a high glycemic index; if absorbed more slowly, it indicates a low glycemic index. One way to control blood glucose is through dietary management. Pedada and lindur...

Apyrase is an enzyme an inhibit platelet aggregation process, capable of degrading ADP in the process blood feeding and mostly found in hematophagous arthropods. While vector’s blood feeding, this apyrase salivary protein is responsible for inhibiting platelet aggregation in the human host, by hydrolyzing...

Kedungrandu Village, Patikraja District, is one of the villages in Banyumas Regency where there is a citronella cultivation and there is a small-scale distillery in the village. This study aims to analyze the income and feasibility level of citronella farming in Banyumas Regency. The research was collected...

In this work, we used PAM fluorometry to examine photosynthetic characteristics of marestail (Hippuris vulgaris) across a water temperature gradient in three lakes. Three lakes were studied across a gradient in water temperature, with low water temperature conditions in Grass Lake and Arrow Bamboo Lake,...

Clostridium perfringens is a conditional pathogen, which widely exists in the nature water, soil, intestinal tract, and serious threat to public health and safety. In this study, the codon usage of Clostridium perfringens was examined. CDS sequences of 2744 high confidence protein coding genes were selected...

The 2018 Sulawesi earthquake and tsunami, followed by the COVID-19 pandemic, have caused problems for most people in Sigi District, Central Sulawesi Province. Poor farmer groups are the ones most affected by the earthquake and Covid-19. This study analyzes the strategy for strengthening maize farmers...

Red chili has a very low shelf life because it is easy to spoil. Storage at low temperatures is one of the best ways to preserve chili freshness. Drying at high temperatures is another best way to maintain chili quality. One way to maintain and maintain the quality of chili is by using a peltier. Peltier...

This study aims to determine the effect of adding different levels of purple sweet potato as a substrate for fermentation by Lactobacillus paracasei FDY 43 on the quality of fish waste silage at a low pH medium. The materials used in this study were fish waste (bycatch) and purple sweet potato flour....

This study was aimed to observe the effect of the mixture of probiotics of Streptococcus thermophilus and Bacillus cereus in water on body weight, weekly body gain, and carcass weight of male Magelang Duck aged 50 days from DOD. This study used a combination of the various percentage of probiotic Streptococcus...

The article is devoted to the study of indicators of the cardiorespiratory system in rats of different sexes under conditions of chronic hypokinetic stress (HK), on the background of normal nutrition, and also in conditions of long-term restricted nutrition (RN). It was shown that the 21-day exposure...

The purpose of this research is to look at how two important lead-acid batteries, the 12V/100Ah Sun Test Gel and the 12V/100Ah AGM sealed lead-acid batteries, perform during discharge in photovoltaic (PV)-based systems in Nigeria. In harsh climatic conditions, such as in Nigeria, where temperatures can...

Soils used for agricultural production in the southeastern United States are traditionally known to be highly weathered and have low nutrient-holding capacities. Consequently, regenerative and sustainable cropping practices are necessary to maintain high crop yields, soil health, water conservation,...

Plant mortality and reductions in yields caused by plant pathogens can affect food availability and food security. One of the most important bacterial diseases of tomatoes can be caused by Clavibacter michiganensis subsp. Michiganensis (Cmm). This pathogenic bacterium induced cancer and bacterial wilt...

This study aimed to control Fusarium wilt disease in shallots using arbuscular mycorrhizal fungi, Trichoderma sp. And Bacillus sp. The research was carried out at the Screen House and Plant Protection Laboratory. The research design used a completely randomized (CRD) method with five treatments repeated...

At early stage and late stage of cellular reprogramming the transgenes arouse two waves of transcription and epigenetic abruptly, while it is relatively quiet in intermediate stage. In this paper we analyzed the gene expression and chromatin modification data at different time point of mouse embryonic...

Purposes of the research were to know the effect of cooperative learning model type of Group Investigation and entry behavior on students’ Biology cognitive competence and to investigate interaction between learning model and entry behavior towards students’ cognitive competence learning outcomes in...

This research aims to analyze the traditional cross-border trade that has been established between Indonesian and Malaysian citizens around the border area before and after the introduction of the Border Trade Agreement (BTA), including reviewing some of the rules related to the BTA of Indonesia and...

Spermatogenesis is a great, complex, and long process. This process take place in the tubulus seminiferus of the testis and consists of three phases i.e. proliferation, meiosis, and spermiogenesis. In proliferation phase, the number of cells were multiplied, while in the meiosis occurs the completion...

Hospital wastewater can contain pathogenic microorganisms and harmful chemicals that could affect the environment and the organism around. Testing the quality of wastewater is necessary to determine the level of pathogenic microorganisms or organic and inorganic compounds by testing with physics, chemistry,...

Biodiesel has been considered as an alternative fuel to replace conventional oil in the world. Biodiesel development has reached blending for 30% and has been implemented by Indonesia since 2020. Sources for biodiesel production vary, as is well known, mostly from CPO, raw vegetable oil, used cooking...

The agricultural sector is accused of increasing the concentration of greenhouse gases (GHG) that triggered climate change. Rice fields or wetlands are one of the largest sources of methane (CH4) emissions to agriculture. Rice fields play an active role in the release of methane emissions into the atmosphere....

Due to the long molecular chain and high molecularweight of chitosan, the application is very limited. The radiation process can reduce molecular weight and shorten the molecular chain. This study aims to determine the characterization of irradiated chitosan coated on NPK as a growth stimulant for maize...

Malaria is a serious disease caused by Plasmodium through the bite of the female Anopheles mosquito. Due to resistance to artemisin, a first-line antimalarial, new compounds are needed. This study aims to obtain a QSAR model from febrifugine derivatives against the Plasmodium falciparum FCR-3 strain....

This study aimed to identify the diversity of weight and size of Arbila (Phaseolus lunatus L.) seeds as feed in Amabi Oefeto District, Kupang Regency. This research was conducted in Amabi Oefeto District on October 2020 - February 2021 using a field survey method in 3 villages, namely Pathau Village,...

The present study was designed to evaluate the anti-fatigue effects of genistein in mice subjected to the forced swimming test. Mice were divided into four groups, i.e., one control group and three genistein treated groups. The treated groups were received doses of genistein (7, 15 and 30 mg/kg) dissolved...

Objective: To investigate the treatment effect of the different surgery opportunity choice on the NEC disease. Methods: A retrospective analysis of our Hospital in recent 8 years, neonatal and pediatric surgery in the diagnosis and treatment of neonatal necrotizing enter colitis cases. According to the...

Adaption of Information Communication Technology (ICT) among SME’s is becoming more important in enhancing the holistic competitiveness in halal market challenging. Today, Halal food industry is rapidly growing and has contributed to the Malaysia’s economic development. Small Medium Enterprise (SME)...

This research aimed to analyze the product attributes of agricultural insurance as determinant factors of coffee farmers’ intention to participate in agricultural insurance. The product attributes are namely premium cost, insurance coverage, insurance requirements term, compensation value, and claim...

Green open space is one part of urban space that functions to improve environmental quality, city aesthetics, and social interaction. Tenggarong city in East Kalimantan Province, which is located on the riverside of the Mahakam River, has green open spaces along its riverbanks. The beginning of the concept...

Microbial diversity in a Chinese traditional spontaneous fermented sour meat product, Suanrou, was investigated using High-throughput sequencing. A taxonomic analysis was carried out on 1248 OTUs obtained with 454-pyrosequencing of 16S rRNA amplicons of the bacterial microbiota in 3samples of suanrou...

The eucalyptus gall wasp, Leptocybe invasa Fisher & La Salle (Hymenoptera: Eulophidae) was identified for the first time on the white gum Eucalyptus alba Reinw. ex Blume (Myrtaceae) or known as ampupu in the Timor Tengah Selatan District, East Nusa Tenggara Province, Indonesia. Identification is...

Goat skin is rich in protein compounds such as collagen, but it is highly bound to calcium minerals which have the potential to be processed into gelatin, so that for the denaturation process of skin proteins, fermented using L. plantarum. Curing stage on goat skin using chemical acid has done a lot,...

The study was designed to evaluate the effect of non- and protected corn oil supplementation in the series of ratios on the in-vitro ruminal fatty acid profile. Corn oil was protected by blending skim milk powder and corn oil (2:1) and adding formaldehyde at a concentration of 1,5%. The substrate as...

Swimming is a carried out activity, out excessively causes the body’s level of free radicals to rise. If the produced free radicals are not addressed, they will be harmful to the body. The body produces antioxidants in the form of the enzyme catalase as one of its defenses against free radicals. An enzyme...

Rice is an important food commodity in the world, even the majority of Indonesia’s population consumes rice as a staple food. The chemical composition of rice consumed is very complex. Rice contains organic ingredients and minerals. At present, the mineral as a nutrient has not been widely recognized...

This study aimed to determine the correlation between egg size (length, width, and weight) and hatching weight of white-nest swiftlets (Collocalia fuciphaga) from Buntok, Central Kalimantan. The materials used in this study were 240 fertile eggs of white-nest swiftlets from Buntok, Central Kalimantan....

The aim of the research was to evaluate the longevity of sexed sperm of local ram after sexing with different combination of Bovine Serum Albumin (BSA) concentration in chilled and post thawed sexed sperm. The object of the research was 10 ejaculated semen from 3 years old local ram. The method was a...

In this paper, a bioink composed of multiple native materials with tyrosine micro-particle reinforcement for 3D bioprinting of skin scaffolds was developed. The rheological property of the developed bioink was optimized for 3D Bioprinting process. The results showed that Tyrosine micro-particle reinforcement...

The research purpose is to carry out the possible effect combination between CaCO3 and Averrhoa bilimbi L. (calcidifier) on external and internal egg of isa brown laying hens. 80 one-day-old isa brown laying hens were randomly allocated to 5 dietary treatments and 4 replicates. Five treatments used for...

Ultraviolet (UV) is a form of physical stress that forces living organisms to respond to the challenge of DNA alteration. UV light causes oxidative stress by causing the creation of reactive oxygen species (ROS). Antioxidants are substances that can interfere with the production of reactive oxygen species...

Spondyloarthritis is an acute inflammatory disorder of the musculoskeletal system often accompanied by pain, stiffness, bone and tissue damage. It majorly consists of ankylosing spondylitis, psoriatic arthritis and reactive arthritis. It follows a differential diagnosis pattern for demarcation between...

Indonesian people use cooking oil extensively in food processing. Free radicals created when cooking oil is repeatedly heated to high temperatures. Oxidative stress is a result of free radical formation in tissues or cells. By Malondialdehyde (MDA), the degree of oxidative stress can be determined. Antioxidants...

Indonesia is a mega-biodiversity country that has around ± 3,000 plant species, which are plants that produce medicinal ingredients. The traditional use of medicinal plants in Indonesia is increasingly preferred because the side effects are smaller than synthetic drugs and are very easy to obtain. One...

NDH-H has always been known as a key factor of Hydrogen ion metabolism pathway in plant testa. Recent studies show that chlororespiration and cyclic electron flow mediated by NDH may coordinate to alleviate the over-reduction of stroma, thus to keep operation of CO2 assimilation at certain extent under...

Modern nutrition science focuses on the creation of innovative technologies and increase the assortment of finished products with directional changes in chemical composition and properties with a view to implementation in the food industry. The problem of imbalance of PUFA in a diet of people is investigated....

BAAI Island has a coastal forest formed from various communities and vegetation structures, which have functions including as a tourist area, a source of food, and disaster mitigation. The aim of this research was to find out the composition, structure and diversity of coastal vegetation on Baai Island...

Small and Medium Enterprises (SMEs) “Rama” is one of the potato chips producers in Batu City with a production capacity of 210 kg per day with the trademark “Rama Djaya”. Drying of potatoes in SMEs “Rama” is done by drying in direct sunlight. Drying with drying has several disadvantages, including drying...

The research entitled the effect of Kiapu (Pistia stratiotes L) in fermented diet on the relative weight and length of the intestine (duodenum, jejunum, ileum) and the total plate count (TPC) of E. Coli and Coliform of selected local chicken. Superior local chickens are native chickens that are the result...

Percentage of grains with chalkiness (PGWC) controlled by multi-genes is one of the main appearance quality of rice. The selection among the offspring using genetic separation directly influences quality improvements of hybrid rice. The present study focused on the segregation of PGWC, using Huanghuazhan...

Initial investigations obtained reference data used by students so far have been taken from microbiology books with a long publication year. Based on the results of the questionnaire, the students felt the benefits of studying microbiology in daily life, but the student references did not support because...

This study aims to determine the existence of reaction wood in teak wood branches (Tectona Grandis Linn. F) by the colouring method of Chlor Zinc Iodine in the transversal section. The main branch with 4 cm in diameter was cut to the ten parts in sequence, then dropped by the Chlor Zinc Iodine solution...

Testis is a male reproductive organ that responsible for producing the spermatozoa and regulating the reproductive hormones. Study on morphoanatomy and gonadosomatic index (GSI) can provide overview on the development of male reproduction. The study was conducted to determine the testicular morphoanatomy...

Cassava var. Gajah (Manihot esculenta C) is a typical crop of East Kalimantan which has potential to be developed into a carbohydrate-based agricultural industry commodity. However, the cassava var. Gajah has not been used optimally, and limited research has been done. We conducted this research to utilize...

The agricultural sector is required to provide food products for human needs. To increase agricultural yields, precision agriculture approaches are required by the utilization of information and technology to maximize agricultural productivity. Precision agriculture systems cannot be separated from monitoring...

Necropsy findings of three deceased orangutans from BMOUI were assessed to explore Klebsiella pneumoniae infections among captivated nonhuman primates (NHP) in Malaysia. The diagnosis was developed based on reported symptoms and necropsy findings. Necropsy examination revealed significant lesions correlated...

The population of Javan Langur is continuous decline as the habitat decreases. One of the remaining protected areas of the Javan Langur is Kucur Resort Alas Purwo National Park (APNP). However, the condition of its habitat is still unclear. This study was conducted to predict the distribution and habitat...

According to estimates by oncologists, if early tumor diagnosis and treatment in a timely manner can be achieved in the millimeter level or below, the cure rate of cancer will be able to increase to 80%-90%. With the rapid development and maturity of nano technology and scientific theory, Up-conversion...

Carcinoembryonic antigen (CEA), typically associated with certain tumors is widely used as clinical tumor markers for diagnosing certain cancers and hence its detection is of great essence in clinical diagnostics. A large number of surface atoms of nanoparticles have huge surplus bonding ability, because...

One new monoterpenoid compound 4'-acetyl-eucommiol (1) and two known compounds eucommiol(2), 1-deoxyeucommiol(3) were isolated from the leaves of Eucommia ulmoides. The structures of the new monoterpenoid eucommiol were elucidated by means of chemical evidence and 1D-and 2D-NMR (1H, 13C, HSQC, HMBC,...

A mealybug Paraputo odontomachi (Hemiptera: Pseudococcidae) and two species of ambrosia beetles, Amasa sp. (Coleoptera: Curculionidae: Scolytinae) and Crossotarsus sp. (Coleoptera: Curculionidae: Platypodinae) on clove trees were recorded for the first time in Minahasa, South Minahasa and South Bolaang...

Virgin coconut oil (VCO) waste or blondo was a by-product, which still contains many important nutrients, and has a potency to be included for the production of nutritious food products. Blondo still contains a high moisture, and so to extend its shelf life and expand its application, it needs to be...

Based on the SSGI Survey by the Indonesian Ministry of Health’s, stunting prevalence decreased from 24.4% in 2021 to 21.6% in 2022. However, based on WHO (World Health Organization) criteria it is still classified as a high category (>20%) so it has not reached the target of WHO. Referring to “Factors...

Annatto is one of the most common natural colorants used in the food industry. The commercial processes to extract annatto were direct extraction into oil, direct extraction into aqueous alkali, or indirect extraction with solvents. The physicochemical properties of the extract are known to be influenced...

High infestation of viruses on shallot’s bulb has been reported in Indonesia, although little is known on the effect of virus infection on shallot productivity. The use of virus-free seeds is assumed to be the key factor to improve productivity. The study was conducted to detect the main viruses infecting...

Spodosols soil are categorized as a marginal or sub-optimum soil which has several limiting factors and potential for oil palm plantations. The main limiting factors for spodosols are the presence of a spodic layer, poor nutrients, acidic pH, low water retention capacity, and low cation exchange capacity...

The patient’s quality of life may be negatively impacted by the high prevalence of acne vulgaris among adolescents. Acne vulgaris is a skin condition in which hair follicles become clogged with dead skin cells, bacteria, and natural facial oils. It has been demonstrated that acne antibiotics raise antibacterial...

The aimed of the research conducted to determine the effect of composition on the quality of forage pellet. This study used fresh Legetan (Synedrella nodiflora) for major material of forage pellets, while rice bran was additional feed ingredients. There was two (2) variation of forage pellet consisting...

The purpose of this study was to examine the effect of Indigofera sp. fresh and hay on the growth of chest circumference, chest width, and body length in male Sapera goats. The study was conducted in vivo on male Sapera goats with P0 treatment, namely basal rations consisting of native grass (NG) and...

The purpose of this study are, first, to prove the interconnectedness of Banten and National economies. Second, to prove the relationship between poverty and food security.This study used pool data of 4 districts in Banten Province by using dynamic simultaneous equation model to analyze 2 blocks of econometric...

Domestication of red jungle fowl has been done in Seluma District, Bengkulu Indonesia. Domestication is done for many purposes, and has produced breeds of burgo chicken, which is currently bred. The objective of the study was to evaluate the feeding management vof red jungle fowl and its offspring by...

Palm oil has a substantial contribution to national economy, as well as local economy development. At present the productivity of Indonesian oil plam plantation, especially small holderd is relatively low. Efforts to increase productivity can be done through biochemicals approach in this case enzymes...

The mini zoo that became a local tourist spot manifests the ex-situ conservation of mammal species. Animal welfare principles play an important role in long-term sustainability during the animal care and management period. Mini zoos in Sleman, Yogyakarta Special Region were assumed that their diversity...

Targeting at the demodulation of asymmetric Paired Carry Multiple Access (PCMA) signal mixed by primary and secondary signal, this paper has studied the implementation framework of demodulation. First the frequency offset and phase of QPSK modulated PCMA signal are precisely locked by phase lock loop....

The incidence of infertility in breeding male cows highly contributes to economic loss in breeders. To date, there is still a lack of a precise and accurate molecular biomarker to predict the fertility rate on each ejaculation. Therefore, it is important to accurately identify genes related to the fertility...

The stability of enzymes against pH and temperature is an important factor in the industry. Generally, enzymes can work on physiological conditions and unresistant to extreme pH and temperature conditions. To be used in industry, it is necessary to enhance enzyme stability. This research aims to enhance...

The present study investigated the effects of two nutraceutical plants – Petiveria alliacea and Waltheria indica on in vitro gas production, dry matter degradability (DMD) and methane production of two dairy cow diets (high forage [HF] and high concentrate [HC]). A factorial arrangement of two diets...