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result(s) for
"Nikolic, Dusanka"
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Enable, empower, succeed: a bioinformatics workshop Harnessing open web-based tools for surveillance of bacterial antimicrobial resistance
by
Founou, Luria Leslie
,
Aworh, Mabel Kamweli
,
Founou, Raspail Carrel
in
Administrative support
,
Analysis
,
Anti-Bacterial Agents - pharmacology
2025
Background
Antimicrobial resistance (AMR) poses a significant threat to global health, particularly in Western sub-Saharan Africa where 27.3 deaths per 100,000 lives are affected, and surveillance and control measures are often limited. Genomics research plays a crucial role in understanding the emergence, spread and containment measures of AMR. However, its implementation in such settings is particularly challenging due to limited human capacity. This manuscript outlines a three-day bioinformatics workshop in Cameroon, highlighting efforts to build human capacity for genomics research to support AMR surveillance using readily accessible and user-friendly web-based tools. The workshop introduced participants to basic next-generation sequencing concepts, data file formats used in bacterial genomics, data sharing procedures and considerations, as well as the use of web-based bioinformatics software to analyse genomic data, including in silico prediction of AMR, phylogenetics analyses, and a quick introduction to Linux© command line.
Results
Briefly, a substantial increase in participants’ confidence in bioinformatics knowledge and skills was observed before and after the workshop. Notably, before the workshop most participants lacked confidence in their ability to identify next-generation sequencing technologies or workflows (64%) and analyse genetic data using web-based bioinformatics tools (81%). After the workshop, majority of participants were extremely confident using NCBI BLAST and other web-based bioinformatics tools for data analysis with a score ≥ 5 among which 45%, 9% and 18% had a score of 8, 9, and 10, respectively.
Conclusion
Our findings highlight the effectiveness of this training approach in empowering local researchers and bridging the bioinformatics gap in genomics surveillance of AMR in resource-constrained settings. We provide a detailed description of the relevant training approaches used, including workshop structure, the selection and planning, and utilization of freely available web-based tools, and the evaluation methods employed. Our approach aimed to overcome limitations such as inadequate infrastructure, limited access to computational resources, and scarcity of expertise. By leveraging the power of freely available web-based tools, we demonstrated how participants can acquire fundamental bioinformatics skills, enhance their understanding of biological data analysis, and contribute to the field, even in an underprivileged environment. Building human capacity for genomics research globally, and especially in resource-constrained settings, is imperative for ensuring global health and sustainable containment of AMR.
Journal Article
Opportunities and considerations for using artificial intelligence in bioinformatics education
by
Mulder, Nicola
,
Nathan, Aparna
,
Kandpal, Manoj
in
Artificial intelligence
,
Computational biology
,
Computational linguistics
2025
Abstract
Artificial intelligence (AI) tools and techniques are undoubtedly being used in bioinformatics education, reflecting broader trends in education. However, many instructors and learners may be unaware of the full scope of potential uses for these tools within bioinformatics education, as well as effective practices for using them. Building on discussions held at the 6th Global Bioinformatics Education Summit, this perspective article provides insights about ways that AI might be used to generate or adapt instructional content, provide personalized help for learners, and automate assessment and grading. Additionally, we highlight AI skills that are important for bioinformatics learners to develop in order to effectively use AI as a bioinformatics learning tool. We highlight currently available tools in the quickly evolving AI landscape and suggest ways that instructors or learners might use such tools. Furthermore, we discuss key considerations and challenges associated with integrating AI into bioinformatics education, including ethical implications, potential biases, and the need to critically evaluate AI-generated content. Finally, we highlight the need for further research to better understand how AI tools are being used in practice and empower their effective and responsible use in bioinformatics education.
Journal Article
Train-the-Trainer as an Effective Approach to Building Global Networks of Experts in Genomic Surveillance of AMR
2021
Advanced genomics and sequencing technologies are increasingly becoming critical for global health applications such as pathogen and antimicrobial resistance (AMR) surveillance. Limited resources challenge capacity development in low- and middle-income countries (LMICs), with few countries having genomics facilities and adequately trained staff. Training research and public health experts who are directly involved in the establishment of such facilities offers an effective, but limited, solution to a growing need. Instead, training them to impart their knowledge and skills to others provides a sustainable model for scaling up the much needed capacity and capability for genomic sequencing and analysis locally with global impact. We designed and developed a Train-the-Trainer course integrating pedagogical aspects with genomic and bioinformatics activities. The course was delivered to 18 participants from 12 countries in Africa, Asia, and Latin America. A combination of teaching strategies culminating in a group project created a foundation for continued development at home institutions. Upon follow-up after 6 months, at least 40% of trainees had initiated training programs and collaborations to build capacity at local, national, and regional level. This work provides a framework for implementing a training and capacity building program for the application of genomics tools and resources in AMR surveillance.
This work provides a framework for implementing a training and capacity building program for the application of genomics tools and resources in AMR surveillance. We outline a Train-the-Trainer course integrating pedagogical aspects with genomic and bioinformatics activities.
Enable, Empower, Succeed: Harnessing Open Science for Antimicrobial Resistance Containment
by
Raspail Carrel Founou
,
Lawal, Opeyemi U
,
Aworh, Mabel Kamweli
in
Antimicrobial agents
,
Antimicrobial resistance
,
Bioinformatics
2024
Antimicrobial resistance (AMR) poses a significant threat to global health, particularly in Western sub-Saharan Africa where 27.3 deaths per 100,000 lives are affected, and surveillance and control measures are often limited. Genomics research plays a crucial role in understanding the emergence, spread and containment measures of AMR. However, its implementation in such settings is particularly challenging due to limited human capacity. This manuscript outlines a three-day bioinformatics workshop in Cameroon, highlighting efforts to build human capacity for genomics research to support AMR surveillance using readily accessible and user-friendly web-based tools. The workshop introduced participants to basic next-generation sequencing concepts, data file formats used in bacterial genomics, data sharing procedures and considerations, as well as the use of web-based bioinformatics software to analyse genomic data, including in silico prediction of AMR, phylogenetics analyses, and a quick introduction to Linux command line. We provide a detailed description of the relevant training approaches used, including workshop structure, the selection and planning, and utilization of freely available web-based tools, and the evaluation methods employed. Our approach aimed to overcome limitations such as inadequate infrastructure, limited access to computational resources, and scarcity of expertise. By leveraging the power of freely available web-based tools, we demonstrated how participants can acquire fundamental bioinformatics skills, enhance their understanding of biological data analysis, and contribute to the field, even in an underprivileged environment. Our findings highlight the effectiveness of this training approach in empowering local researchers and bridging the bioinformatics gap in genomics surveillance of AMR in resource-constrained settings. Building human capacity for genomics research globally, and especially in resource-constrained settings, is imperative for ensuring global health and sustainable containment of AMR.Competing Interest StatementThe authors have declared no competing interest.
Microbiome modulation and behavioural improvements in children with fragile X syndrome following probiotic intake: A pilot study
2025
The gut microbiome (GM) is increasingly recognized as a key modulator of neurodevelopment via the microbiome-gut-brain axis. Fragile X syndrome (FXS), the most common inherited monogenic cause of intellectual disability, shares behavioural and molecular features with other neurodevelopmental disorders (NDDs), yet the role of the GM in FXS remains largely unexplored. In this open-label, single-arm trial, 15 children with genetically confirmed FXS received a daily probiotic formulation containing
Lactobacillus casei
,
Lactobacillus salivarius
, and
Bifidobacterium breve
for 12 weeks. Behavioural analysis and metagenomic sequencing with network and pathway analyses were performed before and after probiotic supplementation. Significant improvements were observed in irritability (-3.9, SD: ± 5.2;
p
= 0.027), communication (+ 1.7, SD: ± 2.5;
p
= 0.022), socialization (+ 1.4, SD: ± 2.1;
p
= 0.033), and adaptive behaviour (+ 1.3, SD: ± 1.4;
p
= 0.004). While overall microbial diversity remained stable, SparCC network analysis revealed increases in connectivity measures such as edge count and clustering coefficient, indicating denser microbial interactions and greater community coordination after probiotic supplementation. Functional profiling showed trends toward increased microbial activity in fatty acid biosynthesis, NAD salvage, and starch degradation pathways. This pilot study provides initial evidence that probiotics may modulate structural and functional properties of the GM, with potential links to improved behavioural outcomes in children with FXS. Larger, controlled trials are needed to validate the therapeutic potential of GM-targeted interventions in FXS and related NDDs.
Journal Article
Graph-Theoretical Matrices in Chemistry
2015
Divided into five sections, this book offers 200 graph-theoretical matrices covering adjacency and related matrices, distance and related matrices, incidence matrices, and special and graphical matrices. It provides insight into the properties and potential usefulness of many novel graph-theoretical matrices in chemistry. Most of the graph-theoretical matrices presented have been used as sources of molecular descriptors usually referred to as topological indices. They are concerned with a special class of graphs that represent molecules.
Validity of the Food Frequency Questionnaire Assessing the Folate Intake in Women of Reproductive Age Living in a Country without Food Fortification: Application of the Method of Triads
by
Gurinovic, Mirjana
,
Glibetic, Marija
,
Djekic-Ivankovic, Marija
in
Adolescent
,
Adult
,
Anthropometry
2017
The study aimed to examine the external validity of the Folate Food Frequency Questionnaire (F-FFQ) designed for assessing the folate intake in Serbian women of reproductive age. The F-FFQ was tested against repeated 24 h dietary recalls and correspondent nutritional biomarkers (red blood cells (RBC) and serum folate concentrations) using the method of triads. In a cross sectional study, 503 women aged 18–49 years completed dietary questionnaires and representative validation subsample (n = 50) provided fasting blood samples for biomarker analyses. Correlation coefficients were calculated between each of the dietary methods and three pair-wise correlations were applied for the calculation of validity coefficients. Correlation coefficients observed between F-FFQ and three 24 h recalls were r = 0.56 (p < 0.001) and r = 0.57 (p < 0.001) for total sample and validation group, respectively. Bland–Altman plot and cross-classification analyses indicated good agreement between methods. High validity coefficients were determined between the true intake (I) and dietary assessment methods, F-FFQ (Q) and 24 h dietary recalls (R) (ρQIrbc = 0.871 and ρQIser = 0.814; ρRIrbc = 0.652 and ρRIser = 0.698), and moderate ones for biomarkers (B) (ρBIrbc = 0.428 and ρBIser = 0.421). The F-FFQ is valid instrument for the assessment of dietary folate intake in women living in Serbia, a country without mandatory folic acid food fortification.
Journal Article
Analysis of the Tools to Support Systematic Literature Review in Software Engineering
by
Havzi, Sara
,
Nikolic, Danilo
,
Dakic, Dusanka
in
Literature reviews
,
Software development tools
,
Software engineering
2021
A thorough and accurate review of the literature is a necessary condition for relevant research. However, the literature review is a laborious, error-prone process. For this reason, various software tools are being developed to support researchers in conducting literature reviews. In this paper, three tools to support a systematic literature review in software engineering were analysed and evaluated using the DESMET methodology. Tools were found by conducting mapping study and were selected since they were most promising to support an overall systematic literature review process. Although the tools do not yet support the whole systematic review process on a high level, they provide a reasonable basis for further development. It is needed to set features that need to be supported by the tools.
Journal Article
Epidemiology of Rett Syndrome in Serbia: Prevalence, Incidence and Survival
by
Savic Pavicevic, Dusanka
,
Sarajlija, Adrijan
,
Obradovic, Slobodan
in
Adolescent
,
Adult
,
Child
2015
Background: Rett syndrome (RTT) is a severe neurodevelopmental disorder that represents the second most common cause of mental retardation in females. However, incidence and prevalence of RTT are scarcely reported. Methods: A retrospective study included all patients with RTT diagnosed between 1981 and 2012 in Serbia. Estimation of incidence and prevalence was calculated on the basis of vital statistics reported by Statistical Office of Republic of Serbia. Results: From 1981 to 2012, RTT has been diagnosed in 102 girls in Serbia. Incidence of RTT in Serbia is estimated at 0.586:10,000 female live births. We estimated the prevalence of RTT in population of females younger than 19 years at 1:8,439. Death occurred in 19 patients (18.63%), with pneumonia as the most common cause. The lethal outcome by the age of 12 years could be expected for 11% of patients. The mean age at diagnosis was 3.5 years and we have confirmed a significant trend towards earlier dianosis during studied period. Conclusions: Rett syndrome incidence in Serbia is in accordance with reports from other countries. Serbian RTT patients have increased risk for early death when compared to patients in more developed countries, most commonly due to pneumonia. There was significant trend towards early diagnosis of RTT in Serbia over recent decades.
Journal Article
Spasmolytic, Antimicrobial, and Antioxidant Activities of Spray-Dried Extracts of Gentiana asclepiadea L. with In Silico Pharmacokinetic Analysis
by
Randjelović, Milica
,
Kitić, Dušanka
,
Milutinović, Milica
in
Anti-infective agents
,
antimicrobial activity
,
antioxidant activity
2024
This study aimed to evaluate the spasmolytic activity of an underground parts extract of Gentiana asclepiadea L. (Gentianaceae), assess its antioxidant and antimicrobial activities, and explore the impact of extract encapsulation on the aforementioned bioactivities. An extract encapsulated by spray drying with whey protein, pure extract, and pure whey protein were comparatively tested. The main compounds identified via HPLC-DAD analysis underwent in silico ADME assessment. The spasmolytic effect was tested on a model of spontaneous rat ileum contractions, and the mechanism of action was further evaluated on acetylcholine-, KCl-, CaCl2-, BaCl2-, histamine-, N(ω)-nitro-L-arginine methyl ester-, and glibenclamide-modified contractions. The most abundant compounds were secoiridoids (dominantly gentiopicroside), followed by C-glycosylated flavonoids and xanthones. Both pure and encapsulated extracts achieved significant spasmolytic effects, despite the spasmogenic activity of pure whey protein. The extract may exert its spasmolytic effect through multiple pathways, predominantly by antagonizing the Ca2+ channel and opening the K+ channel, while the nitric oxide pathway appears not to be involved. The antimicrobial and antioxidant activities of the pure extract were moderate. The extract stabilized by encapsulation retained all of the tested bioactivities of the unencapsulated extract. The obtained results suggest that G. asclepiadea has potential for use in the treatment of some gastrointestinal complaints and that the encapsulated extract could be a valuable functional ingredient in pharmaceutical and food products.
Journal Article