Siti Isrina Oktavia Salasia

ORCID: 0000-0003-4171-4256
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About
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Research Areas
  • Probiotics and Fermented Foods
  • Milk Quality and Mastitis in Dairy Cows
  • Microbial Metabolism and Applications
  • Antimicrobial Resistance in Staphylococcus
  • Biopolymer Synthesis and Applications
  • Medicinal Plant Research
  • Enzyme Production and Characterization
  • Aquatic life and conservation
  • Biochemical and Structural Characterization
  • Animal Virus Infections Studies
  • Streptococcal Infections and Treatments
  • Food and Agricultural Sciences
  • Antimicrobial Peptides and Activities
  • Neonatal and Maternal Infections
  • Bacterial biofilms and quorum sensing
  • Dermatology and Skin Diseases
  • Essential Oils and Antimicrobial Activity
  • QR Code Applications and Technologies
  • SARS-CoV-2 and COVID-19 Research
  • Seaweed-derived Bioactive Compounds
  • Protein Hydrolysis and Bioactive Peptides
  • Bacterial Identification and Susceptibility Testing
  • Microbial Natural Products and Biosynthesis
  • Genomics and Phylogenetic Studies
  • Agricultural and Biological Research

Universitas Gadjah Mada
2016-2025

Institute of Clinical Research
2023

Universitas Jember
2021

ADA University
2011-2015

Universitas Teknologi Yogyakarta
2015

Sebelas Maret University
2015

Antibiotics have components to inhibit infections against Staphylococcus aureus, but they depend on judicious use minimize the incidence of resistance forms. Strategies improve current situation include research in finding a new antimicrobial from virgin coconut oil (VCO). The saturated fatty acid, lauric acid (LA) (C12) contain VCO was reported antibacterial activities. This study developed as an and immunomodulatory agent. aureus used this had been isolated identified mastitis milk...

10.1016/j.heliyon.2019.e02612 article EN cc-by-nc-nd Heliyon 2019-10-01

In the present study, 35 Staphylococcal strain isolated from milk samples of 16 cows eight farms three different geographic locations in Central Java, Indonesia, and 19 Hesse, Germany, were compared pheno- genotypically. On basis cultural biochemical properties as well by amplification 23S rRNA specific to Staphylococcus aureus, all isolates could be identified S. aureus. addition, aureus harboured genes clfA coa encoding staphylococcal clumping factor coagulase, gene segments immunoglobulin...

10.4142/jvs.2004.5.2.103 article EN Journal of Veterinary Science 2004-01-01

In the present study, we report data on virulence determinants of Staphylococcus aureus from stable nasal carriers, emphasizing genes encoding fibronectin (fnbA, fnbB) and collagen (cna) adhesive molecules. Of 44 S. isolates included, 32 (16 pairs) were cultured anterior nares 16 healthy eight (four collected nose four patients with recurrent skin infections obtained infection site these patients. The period between two swabs taken was 3-5 days. persistency carriage could be demonstrated by...

10.1016/j.femsle.2004.01.032 article EN FEMS Microbiology Letters 2004-02-07

A marine bacterium associated with soft coral Sinularia polydactyla collected from Bandengan water, Jepara, North Java Sea, Indonesia, was successfully screened for antibacterial activity against pathogenic Streptococcus equi subsp. zooepidemicus K6.72 isolated infected monkey of the island Bali and identified based on morphological, biochemical molecular methods. Marine as Pseudomonas sp. its 16S rDNA found to amplify gene fragments Non-ribosomal peptide synthetase (NRPS). Cloning...

10.3923/ijp.2007.170.174 article EN International Journal of Pharmacology 2007-02-15

The present study determined the genetic relationships between 41 Staphyloccocus (S.) aureus isolates from bovines, humans, and food using a single enzyme amplified fragment length polymorphism (AFLP) technique. We evaluated prevalence of staphylococcal enterotoxin (SE) genes other virulence gene determinants by PCR. identification S. was based on culturing biochemical tests, amplifying specific section 23S rRNA gene. PCR amplification SE (sea, seb, sec, see, seg, seh, sei) singly or in...

10.4142/jvs.2011.12.4.353 article EN cc-by-nc-sa Journal of Veterinary Science 2011-01-01

Background and Aim: Gouty arthritis is a metabolic disorder involving monosodium urate (MSU) crystal deposition as key initiator of acute inflammation. Dysregulation the nucleotide-binding oligomerization domain, leucine-rich repeat, pyrin domain-containing protein 3 (NLRP3) inflammasome associated with pathogenesis gout through maturation interleukin-1β. Piperine (PIP) phytochemical an anti-inflammatory activity that has potential alternative treatment for gout. In this study, we examined...

10.14202/vetworld.2022.288-298 article EN cc-by Veterinary World 2022-02-11

Background: Alzheimer’s disease (AD) is a progressive neurological condition characterised by impaired cognitive function and abnormal behaviour. 35 million individuals globally suffer from dementia, making it the most frequent cause of dementia. Canine Alzheimer's (CCD) affects 28% dogs between ages 11 12. It prevalent ailment in canines. Amyloid β peptides accumulate neurotoxicity, which results problems central nervous system neurotransmitters. Treatments for both AD CCD have not yet...

10.5455/ovj.2025.v15.i2.11 article EN cc-by-nc Open Veterinary Journal 2025-01-01

Background and Aim: Staphylococcus aureus is a significant foodborne pathogen responsible for producing enterotoxins, particularly staphylococcal enterotoxins A (SEA) B (SEB), which are frequently found in milk dairy products. These toxins raw pose risk to public health, necessitating accurate rapid detection methods. This study aimed develop evaluate two immunoassays – antigen capture enzyme-linked immunosorbent assay (AC-ELISA) dot-blot detecting SEA SEB cow milk. The sensitivity...

10.14202/vetworld.2025.686-694 article EN cc-by Veterinary World 2025-03-01

This study aimed to identify staphylococcal mastitis milk in Peranakan Etawa (PE) or crossbred goats Indonesia.Total of 93 samples used this study, there were 49 (52.7%)subclinical and 3 (3.2%)clinical samples.From 52 subclinical clinical could be isolated 20 (38.5%) staphylococci.Phenotypic identification performed based on the Gram staining, Mannitol Salt Agar (MSA), catalase, Voges-Proskauer (VP) coagulase tests.Molecular determined using Polymerase Chain Reaction (PCR) detect several...

10.3923/jm.2016.11.19 article EN Research Journal of Microbiology 2015-12-28

While investigating the virulence traits of Staphylococcus aureus adhering to skin atopic-dermatitis (AD) patients, we identified a novel open reading frame (ORF) with structural similarity superantigen from genome sequence data an isolate AD skin. Concurrently, same ORF was in bovine S. and designated SElY (H. K. Ono, Y. Sato’o, Narita, I.

10.1128/iai.00360-19 article EN Infection and Immunity 2019-11-14

The emergence of methicillin-resistant Staphylococcus aureus (MRSA) as a highly pathogenic strain in veterinary and human medicine is growing global problem. This study aimed to evaluate MRSA isolates animal origin against various antibiotics Yogyakarta, Indonesia. susceptibility test was carried out by the disk diffusion method using Mueller-Hinton agar nine antibiotic disks. Methicillin-resistant S. strains were genetically confirmed through mecA gene detection encoding for methicillin...

10.14202/vetworld.2023.239-245 article EN cc-by Veterinary World 2023-01-31

Staphylococcus aureus is an important pathogen bacteria causing food poisoning and various infection in animals humans. Haemolysin one of the virulence factors aureus. The aims research were to characterize haemolysins isolated from animal origin, phenotypic- genotypically. In present study, eleven origins traditional markets supermarkets Yogyakarta, Sidoarjo, Jakarta, Bandung characterized for haemolysin, pheno- Characterization haemolysin phenotypically based on haemolysis pattern sheep...

10.22146/ijbiotech.7834 article EN DOAJ (DOAJ: Directory of Open Access Journals) 2011-06-01

Staphylococcal enterotoxin B (SEB) is the most common serotype involved in food poisoning. The aim of this study was to develop immunoassay detection methods using a recombinant antigen protein produce polyclonal antibodies

10.14202/vetworld.2024.131-135 article EN cc-by Veterinary World 2024-01-01

Background and Aim: Methicillin-resistant Staphylococcus aureus (MRSA) has been known as a highly pathogenic bacteria in animals humans, which is still becoming global health issue. The prevalence of MRSA infection continues to increase worldwide become concern dangerous zoonotic disease. World Health Organization estimates that by 2050 will be the leading cause death. This study aimed estimate S. isolates veterinary human origin Yogyakarta, Indonesia. Materials Methods: A total 42 cases...

10.14202/ijoh.2024.38-44 article EN cc-by International Journal of One Health 2024-02-01

In the present study 41 mucoid growing Streptococcus equi subsp. zooepidemicus strains (37 isolated from healthy two diseased pigs, monkeys) appeared to be phenotypically and genotypically identical S. a previously described outbreak among pig monkey population on island of Bali, Indonesia. These findings indicate that clone was still in

10.4142/jvs.2004.5.3.263 article EN Journal of Veterinary Science 2004-01-01

Antimicrobial resistance patterns and gene encoding for methicillin/oxacillin (mecA) were determined in 73 Staphylococcus aureus.The isolates of S. aureus originated from bovine (39 isolates) Peranakan Etawa (PE) or crossbred goats (24 patients Sarjito hospital (10 Indonesia.The identification was based on cultural biochemical tests an amplification a specific section the 23S rRNA thermonuclease (nuc) genes.Staphylococcus originating human more resistant than those goat origin.Seventeen...

10.3923/ajava.2016.122.129 article EN Asian Journal of Animal and Veterinary Advances 2016-01-15

Several diagnostic tools are available for veterinarians and fish health professionals to evaluate their abnormalities. However, reference data regarding the character size of blood cells limited. The purpose this study was analyze morphology morphometry normal in zebrafish (Danio rerio), common carp (Cyprinus carpio carpio), tilapia (Oreochromis niloticus). To get a representative sample, we took from ten 6-mo old healthy each species. Fish were purchased an ornamental market local...

10.30802/aalas-jaalas-20-000013 article EN Journal of the American Association for Laboratory Animal Science 2020-09-15

Pigeon haemoproteosis caused by Haemoproteus columbae (Apicomplexa: Haemosporida: Haemoproteidae) is globally prevalent in rock doves (Columba livia), although little known regarding this disease pigeons and Indonesia. Blood samples of 35 farmed domestic (C. livia f. domestica) from four localities Yogyakarta Special Region, Central Java, Indonesia, were collected March to June, 2016, subjected a hemogram, analyzed for the presence hemoprotozoan infections. Microscopic examination blood...

10.3390/pathogens10040440 article EN cc-by Pathogens 2021-04-07

Aflatoxin (AF) is the secondary metabolite of Aspergillus flavus and commonly contaminates feed during storage. AF causes lowered growth rate, stress, increased mortality in poultry, especially for broiler industries. The aims this study are to determine effects Sauropus androgynus (L.) Merr. leaf powder (SAP) chickens fed a diet naturally contaminated with AF. A total 108 divided into 6 group: group I basal (AF not detectable); II detectable) + 5% SAP; III (>1 ppb <50 ppb); IV ppb) V...

10.1155/2018/2069073 article EN cc-by Journal of Toxicology 2018-10-01

Detection of gene encoding resistance bacteria could be used as an accurate method to determine Staphylococcus aureus which is causing mastitis in dairy cows the several antibiotics. This research aimed detect methicillin, penicillin and tetracycline from identified S. aureus. Sixty milk samples were collected subclinical various farming Yogyakarta. Isolation identification based on culture, Gram staining biochemical test. Phenotypes resistances against antibiotics carried out by disc...

10.22146/jsv.22816 article EN cc-by-sa Jurnal Sain Veteriner 2017-06-01
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