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	<title><![CDATA[BOL: Related items]]></title>
	<link>https://bioinformaticsonline.com/related/32465?offset=990</link>
	<atom:link href="https://bioinformaticsonline.com/related/32465?offset=990" rel="self" type="application/rss+xml" />
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	<guid isPermaLink="true">https://bioinformaticsonline.com/news/view/92/genomic-impact</guid>
	<pubDate>Wed, 10 Jul 2013 01:33:50 -0500</pubDate>
	<link>https://bioinformaticsonline.com/news/view/92/genomic-impact</link>
	<title><![CDATA[Genomic Impact]]></title>
	<description><![CDATA[<p>The ongoing genomic research in USA&nbsp;<span>contributed $31 billion to the U.S. gross national product and helped support 152,000 jobs.&nbsp;</span></p><p><span>Reference:&nbsp;<a href="http://www.unitedformedicalresearch.com/wp-content/uploads/2013/06/The-Impact-of-Genomics-on-the-US-Economy.pdf">http://www.unitedformedicalresearch.com/wp-content/uploads/2013/06/The-Impact-of-Genomics-on-the-US-Economy.pdf</a></span></p>]]></description>
	<dc:creator>Jitendra Narayan</dc:creator>
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  <guid isPermaLink='true'>https://bioinformaticsonline.com/opportunity/view/44726/postdoc-at-ubasel-comparative-single-cell-genomics</guid>
  <pubDate>Fri, 13 Dec 2024 12:46:19 -0600</pubDate>
  <link></link>
  <title><![CDATA[Postdoc at UBasel Comparative Single Cell Genomics]]></title>
  <description><![CDATA[
<p>A fully funded 4-year Postdoc position is available in the lab of Patrick<br />Tschopp at the University of Basel, Switzerland, study the molecular and<br />tissue-scale dynamics during the embryonic formation of the vertebrate<br />skeleton and compare it across different vertebrate species with distinct<br />habitats.</p>

<p>We are looking for a highly motivated candidate with a PhD degree in<br />Bioinformatics or a related field. Candidates are expected to have a<br />strong background in evolutionary biology and/or comparative functional<br />genomics. Additional experiences in single cell functional genomics<br />analyses, statistics and computational data analyses are a plus, as is<br />an interest in comparative developmental (EvoDevo) questions.</p>

<p>We offer a dynamic and interactive research environment with state-of-the<br />art research facilities, good research funding and internationally<br />competitive salaries.</p>

<p>The Tschopp lab (www.evolution.unibas.ch/tschopp/research/)<br />studies the gene regulatory mechanisms of cell type<br />specification and evolution in vertebrates. See also our<br />preprints at https://doi.org/10.1101/2024.03.26.586769 and<br />https://doi.org/10.1101/2024.11.28.625862 Applications should include<br />a motivation letter, a CV, a list of publications, a statement about<br />research interests, as well as the names and contact details of at<br />least two referees. Applications (in the form of a single .pdf file)<br />should be sent to Patrick Tschopp (patrick.tschopp@unibas.ch); review<br />of applications will begin on January 1st 2025, and will continue until<br />the position is filled.</p>
]]></description>
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	<guid isPermaLink="true">https://bioinformaticsonline.com/blog/view/428/five-unique-traits-of-effective-computational-biologist</guid>
	<pubDate>Thu, 11 Jul 2013 13:12:51 -0500</pubDate>
	<link>https://bioinformaticsonline.com/blog/view/428/five-unique-traits-of-effective-computational-biologist</link>
	<title><![CDATA[Five unique traits of effective computational biologist]]></title>
	<description><![CDATA[<p>Bioinformatics research is driven by large set of software, scripts, and tools to analyse gigantic biological data. Being a great biological programmer or bioinformatician involves more than writing code that works. The biological programmers who rise to the top ranks of their profession are not only good programmer but also expert in biological stuff. Moreover, In order to be a good and effective biological programmer, you need to possess a combination of traits that allow your computational as well as biological skill, experience, and knowledge to produce working code. There are some technically skilled biological programmers who will never be effective because they lack the other important traits needed. Here are top five traits that are necessary to become a great biological programmer.</p><p><strong>1. Learn and get updated</strong></p><p>Some of the bad biological programmers only learn new technical or non-technical things when it&rsquo;s absolutely necessary. The good biological programmers learn new technical skills proactively. But great biological programmers not only learn new technical skills on their own but also learn non-technical skills, and have an open mind to sources of knowledge that others may shut out.</p><p>In other concrete term, the bad biological programmer learn Perl's regular expression when they started a project on comparative genomics; the good biological programmer learned it a year before because it looked interesting; and the great biological programmer also read about the BioPerl packages, genomics, DNA string, genomic theories, or some similar course of study so that they could understand the results and explain it biologically.</p><p><strong>2. Not a merely coder!!!</strong></p><p>I often encountered with biological programmer who call themself a hard-core computer programmer and avoid biology. I can almost guarantee that if you are one of them then you are not doing research but merely writing "dry" codes.</p><p>According to my supervisor most of the computational biologist, don't know what they are doing biologically. Even they struggle to explain their own programs output and results. Therefore, It is highly advisable to learn basic of biology which can assist you to explain the result and understand your discovery. Always remember you are a researcher not a coder.</p><p><strong>3. Be Social with biologist</strong></p><p>The computational biologist spends most of the time in from of computers, writing codes. They always think their job is to produce working codes, not technical research perfections. But, they are completely wrong. You should not forget that apart from your computational skills you also need some biologist, other than your supervisor, to explain and make you understand the complex biological mechanism.</p><p>I highly recommend your to interact with biotech researchers and learn how do they explain their one graph (which they generally produce after one year of work) biologically. Remember, the origin of your research project is complex biological phenomenon, which is more complex than that of your limited programming rules.</p><p><strong>4. Do not search, research for answers</strong></p><p>Researching for answers means more than typing several keywords into a search engine or posting a question at Stack Overflow or the BioStars forums. I have entered problems into search engines that generate no results, and every question I posted on Stack Overflow or the BioStars forums never got anything resembling an answer, yet I solved the issues and moved on. I&rsquo;m not a magician &mdash; I just know how to find answers or discover root causes.</p><p>Many problems are situational, and if you depend on search engines and forums, you can waste a lot of time going down a rabbit hole and possibly never getting a solution. Learn to perform root cause analysis, learn enough about the underlying system to look for other clues and solutions, and learn to take a long distance view of an issue before deep diving into it.</p><p><strong>5. Love and defend your research</strong></p><p>You cannot rise to the top in this research profession without loving your work. There are some very good &ldquo;it&rsquo;s just a job&rdquo; biological programmers (I&rsquo;ve been one at times), but if that is your outlook, you won&rsquo;t be willing to do whatever it takes to succeed. This idea gets a lot of folks in a huff, because they feel it is a personal insult. &ldquo;I&rsquo;m a good programmer, but I have other priorities and can&rsquo;t make work my life.&rdquo; I understand completely; I have other priorities too. As much as I hate to say it, when I am passionate about my work, I am willing (though not eager) to abandon my other priorities to finish the job. It is not an insult to say that if you aren&rsquo;t willing to pull out all the stops you can&rsquo;t be the best, it is a fact.</p><p>You must be passionate about more than programming &mdash; you must also be excited about your research, the tools and technology you are using, and so on. I have seen very good and even great biological programmers operating at mediocre levels because something was not a good fit, such as they hated the project or were using a technology they disliked. Therefore, like your research project and get excited about your discoveries. You have not only to discover but also defend your finding with scientific words.</p><p>Thanks to all of you for reading.</p>]]></description>
	<dc:creator>Jitendra Narayan</dc:creator>
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	<guid isPermaLink="true">https://bioinformaticsonline.com/blog/view/44677/exploring-bioinformatics-job-websites-your-gateway-to-a-thriving-career</guid>
	<pubDate>Sat, 19 Oct 2024 13:43:06 -0500</pubDate>
	<link>https://bioinformaticsonline.com/blog/view/44677/exploring-bioinformatics-job-websites-your-gateway-to-a-thriving-career</link>
	<title><![CDATA[Exploring Bioinformatics Job Websites: Your Gateway to a Thriving Career]]></title>
	<description><![CDATA[<p>Bioinformatics is a rapidly growing field at the intersection of biology, computer science, and data analytics, with applications in healthcare, genomics, drug discovery, and more. As demand increases for skilled professionals who can manage, analyze, and interpret biological data, finding the right job opportunities can be challenging. Fortunately, numerous online platforms cater specifically to bioinformatics professionals, from academia to industry positions.</p><p>Here&rsquo;s a curated list of the top websites offering bioinformatics job opportunities and postdoctoral fellowships worldwide.</p><h3>1. <strong>General Bioinformatics Job Portals</strong></h3><p>These platforms are ideal for bioinformaticians seeking jobs in diverse sectors:</p><ul>
<li>
<p><strong><a href="https://www.nature.com/naturecareers/" target="_new">Nature Careers</a>:</strong> A trusted resource for job seekers in the sciences, Nature Careers offers bioinformatics roles globally. Their specialized search function allows you to filter jobs by keyword, location, and more.</p>
<ul>
<li><a href="https://www.nature.com/naturecareers/searchjobs/?Keywords=bioinformatics" target="_new">Explore Bioinformatics Jobs on Nature Careers</a></li>
</ul>
</li>
<li>
<p><strong><a href="https://jobs.sciencecareers.org/searchjobs/?Keywords=bioinformatics" target="_new">Science Careers</a>:</strong> A job board from the AAAS, this site focuses on STEM jobs, including numerous bioinformatics opportunities in academia and industry.</p>
</li>
<li>
<p><strong><a href="https://euraxess.ec.europa.eu/" target="_new">Euraxess</a>:</strong> Euraxess is the go-to platform for researchers looking for jobs, fellowships, and funding across Europe and beyond. It lists both bioinformatics roles and research grants.</p>
<ul>
<li><a href="https://euraxess.ec.europa.eu/search?keys=bioinformatics" target="_new">Search Bioinformatics Jobs on Euraxess</a></li>
</ul>
</li>
<li>
<p><strong><a href="https://www.researchgate.net/jobs/search/bioinformatics" target="_new">ResearchGate Jobs</a>:</strong> ResearchGate is widely known as a platform for researchers to share publications, but it also has a robust job board featuring bioinformatics positions globally.</p>
</li>
<li>
<p><strong><a href="https://www.findapostdoc.com/?Keywords=bioinformatics" target="_new">FindAPostDoc</a>:</strong> This site is dedicated to helping postdoctoral researchers find positions, with bioinformatics being a popular category.</p>
</li>
<li>
<p><strong><a href="https://academicpositions.com/find-jobs?search=bioinformatics" target="_new">Academic Positions</a>:</strong> Targeting academic roles worldwide, Academic Positions lists bioinformatics jobs at universities and research institutions.</p>
</li>
<li>
<p><strong><a href="https://www.postdocjobs.com/job/search/index?keyword=bioinformatics&amp;location=" target="_new">PostdocJobs.com</a>:</strong> Specializing in postdoctoral roles, this platform is a great resource for early-career researchers looking for bioinformatics-related positions.</p>
</li>
<li>
<p><strong><a href="https://scholarship-positions.com/?s=bioinformatics" target="_new">Scholarship Positions</a>:</strong> In addition to jobs, Scholarship Positions provides information on scholarships, fellowships, and grants related to bioinformatics.</p>
</li>
</ul><h3>2. <strong>Fellowship and Training Opportunities in Bioinformatics</strong></h3><p>For those seeking fellowships or specialized training, these organizations offer postdoctoral programs, grants, and research opportunities:</p><ul>
<li>
<p><strong><a href="https://www.training.nih.gov/research-training/pd/" target="_new">NIH Office of Intramural Training and Education</a>:</strong> The National Institutes of Health offer extensive research training programs for postdocs, including those in bioinformatics.</p>
</li>
<li>
<p><strong><a href="https://new.nsf.gov/funding/opportunities/rui-roa-pui-facilitating-research-predominantly-undergraduate" target="_new">NSF Research Opportunity Awards</a>:</strong> The National Science Foundation funds bioinformatics research at predominantly undergraduate institutions, providing fellowships and grants.</p>
</li>
<li>
<p><strong>Top U.S. Universities:</strong> Many prestigious U.S. institutions, including <a href="https://postdoc.hms.harvard.edu/fellowships" target="_new">Harvard</a>, <a href="https://postdoc.berkeley.edu/" target="_new">Berkeley</a>, <a href="https://postdocs.yale.edu/" target="_new">Yale</a>, <a href="https://postdocs.mit.edu/" target="_new">MIT</a>, <a href="https://postdoc.jhu.edu/" target="_new">Johns Hopkins</a>, <a href="https://postdocs.ucsd.edu/" target="_new">UCSD</a>, and <a href="https://postdocs.cornell.edu/" target="_new">Cornell</a>, offer postdoctoral opportunities in bioinformatics.</p>
</li>
</ul><h3>3. <strong>Country-Specific Job and Fellowship Resources</strong></h3><p>If you're targeting a specific region, these platforms offer bioinformatics opportunities tailored to their respective countries:</p><h4><strong>Canada</strong></h4><ul>
<li><strong><a href="https://capsacpp.ca/" target="_new">CAPS/ACPP</a>:</strong> The Canadian Association of Postdoctoral Scholars provides a job board, including bioinformatics roles in academia.</li>
<li><strong><a href="https://banting.fellowships-bourses.gc.ca/" target="_new">Banting Postdoctoral Fellowships</a>:</strong> A prestigious fellowship program for postdocs in bioinformatics and related fields.</li>
<li><strong><a href="https://www.mitacs.ca/our-programs/elevate-business/" target="_new">Mitacs Elevate</a>:</strong> A Canadian initiative offering fellowships to connect postdoctoral researchers with industry partners.</li>
</ul><h4><strong>United Kingdom</strong></h4><ul>
<li><strong><a href="https://www.ukri.org/" target="_new">UKRI</a>:</strong> The UK Research and Innovation body funds bioinformatics research and offers various grants.</li>
<li><strong><a href="https://royalsociety.org/grants/" target="_new">The Royal Society</a>:</strong> Provides funding schemes for researchers in bioinformatics.</li>
<li><strong><a href="https://marie-sklodowska-curie-actions.ec.europa.eu/" target="_new">Marie Skłodowska-Curie Actions</a>:</strong> The MSCA funds fellowships and doctoral programs across Europe, including bioinformatics-related projects.</li>
<li><strong><a href="https://wellcome.org/grant-funding/schemes" target="_new">Wellcome Trust</a>:</strong> Offers research funding and career development opportunities in health-related fields, including bioinformatics.</li>
</ul><h4><strong>Europe</strong></h4><ul>
<li><strong><a href="https://www.embo.org/funding/fellowships-grants-and-career-support/" target="_new">EMBO Fellowships</a>:</strong> The European Molecular Biology Organization supports bioinformaticians through fellowships and career grants.</li>
<li><strong><a href="https://www.mpg.de/career-programs" target="_new">Max Planck Society</a>:</strong> A leading research organization offering bioinformatics positions and fellowships across Europe.</li>
<li><strong><a href="https://www.helmholtz.de/en/" target="_new">Helmholtz Association</a>:</strong> A major research organization in Germany offering bioinformatics roles in various disciplines.</li>
<li><strong><a href="https://www.leibniz-gemeinschaft.de/en/careers/careers-in-research" target="_new">Leibniz Association</a>:</strong> Offers research opportunities, including bioinformatics, across its numerous institutes.</li>
</ul><h4><strong>Australia and New Zealand</strong></h4><ul>
<li><strong><a href="https://www.arc.gov.au/funding-research/funding-schemes" target="_new">Australian Research Council</a>:</strong> Offers funding and research schemes, including in bioinformatics.</li>
<li><strong>Top Universities:</strong> Universities like <a href="https://www.sydney.edu.au/research.html" target="_new">Sydney</a>, <a href="https://research.unimelb.edu.au/" target="_new">Melbourne</a>, and <a href="https://research.uq.edu.au/" target="_new">Queensland</a> have research programs in bioinformatics.</li>
</ul><h4><strong>Asia</strong></h4><ul>
<li><strong><a href="https://www.jsps.go.jp/english/e-fellow/index.html" target="_new">Japan Society for the Promotion of Science (JSPS)</a>:</strong> Offers fellowships for international researchers in bioinformatics.</li>
<li><strong>Top Institutions:</strong> Universities like <a href="https://www.nus.edu.sg/careers/" target="_new">NUS</a>, <a href="https://english.cas.cn/" target="_new">CAS</a>, and <a href="https://iisc.ac.in/" target="_new">IISc</a> are leading hubs for bioinformatics research.</li>
</ul><h4><strong>Middle East</strong></h4><ul>
<li><strong><a href="https://qrdi.org.qa/en-us/" target="_new">Qatar Research, Development, and Innovation (QRDI)</a>:</strong> Offers research opportunities in bioinformatics.</li>
<li><strong><a href="https://www.kaust.edu.sa/en/" target="_new">KAUST</a>:</strong> A leading university in Saudi Arabia offering bioinformatics research positions.</li>
</ul><h4><strong>Africa</strong></h4><ul>
<li><strong><a href="https://aasciences.africa/" target="_new">African Academy of Sciences</a>:</strong> Provides career opportunities and research funding in bioinformatics across Africa.</li>
</ul><h3>Conclusion</h3><p>The field of bioinformatics is full of exciting opportunities for those with the right skills. Whether you are looking for a postdoc position, research funding, or a long-term job in industry, these platforms are an excellent starting point. Explore, apply, and take the next step in your bioinformatics career!</p>]]></description>
	<dc:creator>BioStar</dc:creator>
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  <guid isPermaLink='true'>https://bioinformaticsonline.com/researchlabs/view/851/the-institute-for-molecular-bioscience-imb-bailey-lab</guid>
  <pubDate>Sun, 14 Jul 2013 11:53:08 -0500</pubDate>
  <link></link>
  <title><![CDATA[The Institute for Molecular Bioscience (IMB), Bailey Lab]]></title>
  <description><![CDATA[
<p>Pattern recognition and computational biology</p>

<p>MEME Suite software development; gene expression; mathematical modelling; gene regulation and transcription</p>

<p>Specialization:<br />Pattern recognition and modelling in computational biology</p>

<p>Link @ http://www.imb.uq.edu.au/tim-bailey</p>
]]></description>
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	<guid isPermaLink="true">https://bioinformaticsonline.com/blog/view/44703/the-role-of-lncrna-in-bioinformatics-unlocking-the-secrets-of-the-genome</guid>
	<pubDate>Sat, 07 Dec 2024 02:09:47 -0600</pubDate>
	<link>https://bioinformaticsonline.com/blog/view/44703/the-role-of-lncrna-in-bioinformatics-unlocking-the-secrets-of-the-genome</link>
	<title><![CDATA[The Role of lncRNA in Bioinformatics: Unlocking the Secrets of the Genome]]></title>
	<description><![CDATA[<p>In the intricate dance of molecular biology, long non-coding RNAs (lncRNAs) have emerged as key players, capturing the interest of researchers worldwide. These RNA molecules, once dismissed as "junk," have proven to be vital in the regulation of gene expression, cellular processes, and the progression of diseases. The intersection of lncRNA studies and bioinformatics is transforming our understanding of these enigmatic molecules, offering profound insights into their structure, function, and therapeutic potential.</p><h3>What Are lncRNAs?</h3><p>lncRNAs are RNA transcripts longer than 200 nucleotides that do not code for proteins. Despite their non-coding nature, they play diverse roles in gene regulation, including chromatin remodeling, transcriptional control, and post-transcriptional processing. Unlike messenger RNAs (mRNAs), lncRNAs often function as scaffolds, decoys, or guides in cellular machinery, influencing biological processes such as cell differentiation, immune response, and even cancer metastasis.</p><h3>Challenges in lncRNA Research</h3><p>Identifying and understanding lncRNAs pose unique challenges:</p><ol>
<li><strong>High Sequence Variability</strong>: Unlike protein-coding genes, lncRNAs exhibit low sequence conservation across species, making functional predictions difficult.</li>
<li><strong>Low Expression Levels</strong>: lncRNAs are often expressed at low levels, complicating their detection in transcriptomic data.</li>
<li><strong>Diverse Functions</strong>: The multifunctional nature of lncRNAs requires advanced computational tools to decipher their roles in complex networks.</li>
</ol><h3>Bioinformatics: A Crucial Ally in lncRNA Research</h3><p>Bioinformatics bridges the gap between raw biological data and meaningful insights, making it indispensable in lncRNA research. Here&rsquo;s how:</p><h4>1. <strong>Identification and Annotation</strong></h4><p>High-throughput sequencing technologies like RNA-seq generate vast amounts of data. Bioinformatics tools such as <em>StringTie</em>, <em>Cufflinks</em>, and <em>HISAT2</em> help assemble and annotate lncRNAs from this data. Additionally, databases like NONCODE, LNCipedia, and Ensembl provide curated repositories of lncRNA sequences and annotations.</p><h4>2. <strong>Functional Prediction</strong></h4><p>Bioinformatics algorithms predict the potential functions of lncRNAs by analyzing their interactions with DNA, RNA, and proteins. Tools like LncRNA2Function and RIblast utilize sequence motifs and secondary structure predictions to hypothesize about the roles of specific lncRNAs.</p><h4>3. <strong>Network Construction</strong></h4><p>lncRNAs often act as regulatory hubs. Bioinformatics platforms such as Cytoscape enable the visualization of lncRNA-mediated networks, elucidating their roles in pathways like cell cycle regulation and apoptosis.</p><h4>4. <strong>Epigenetic Studies</strong></h4><p>lncRNAs are known to interact with chromatin-modifying complexes, influencing gene expression epigenetically. Tools like ChIP-seq and ATAC-seq, combined with computational pipelines, identify these interactions and map them to the genome.</p><h4>5. <strong>Clinical Applications</strong></h4><p>Bioinformatics aids in the discovery of lncRNA biomarkers for diseases like cancer and neurodegenerative disorders. Machine learning models analyze differential expression profiles, helping prioritize lncRNAs with therapeutic potential.</p><h3>Case Study: lncRNAs in Cancer Research</h3><p>lncRNAs such as HOTAIR and MALAT1 have been implicated in cancer progression. Bioinformatics analyses have revealed their roles in promoting metastasis and altering the tumor microenvironment. For example, transcriptome analysis in cancer patients identifies lncRNA expression signatures, enabling precision medicine approaches.</p><h3>Future Directions</h3><p>The fusion of bioinformatics with experimental biology is unlocking the secrets of lncRNAs. Advances in artificial intelligence, single-cell sequencing, and structural modeling promise to overcome current limitations. Here are some promising directions:</p><ul>
<li><strong>Integrative Analysis</strong>: Combining multi-omics data to understand the interplay of lncRNAs with other biomolecules.</li>
<li><strong>CRISPR Screens</strong>: Leveraging bioinformatics to design CRISPR-based functional screens for lncRNAs.</li>
<li><strong>Therapeutic Development</strong>: Using bioinformatics to design lncRNA-based therapeutics, including antisense oligonucleotides and RNA interference tools.</li>
</ul><h3>Conclusion</h3><p>lncRNAs are the hidden gems of the genome, and bioinformatics is the key to unearthing their full potential. As research progresses, lncRNAs could pave the way for novel diagnostics, targeted therapies, and personalized medicine, revolutionizing our approach to complex diseases.</p><p>The journey into the world of lncRNAs is only beginning, and bioinformatics will continue to play a pivotal role in decoding these molecular mysteries. Whether you&rsquo;re a researcher, clinician, or bioinformatics enthusiast, the study of lncRNAs offers a fascinating frontier of discovery.</p>]]></description>
	<dc:creator>LEGE</dc:creator>
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  <guid isPermaLink='true'>https://bioinformaticsonline.com/researchlabs/view/858/the-centre-for-bioinformatics-biomarker-discovery-and-information-based-medicine-cibm</guid>
  <pubDate>Sun, 14 Jul 2013 12:31:38 -0500</pubDate>
  <link></link>
  <title><![CDATA[The Centre for Bioinformatics, Biomarker Discovery and Information-Based Medicine (CIBM)]]></title>
  <description><![CDATA[
<p>The Centre for Bioinformatics, Biomarker Discovery and Information-Based Medicine (CIBM) is committed to shortening the process of obtaining novel discoveries to achieve distinctively better outcomes in clinical practice and translational individualised medicine.</p>

<p>Link @ http://www.newcastle.edu.au/research-and-innovation/centre/cibm/about-us</p>
]]></description>
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	<guid isPermaLink="true">https://bioinformaticsonline.com/blog/view/44720/a-beginners-guide-to-using-kraken-for-taxonomic-classification</guid>
	<pubDate>Fri, 13 Dec 2024 11:29:03 -0600</pubDate>
	<link>https://bioinformaticsonline.com/blog/view/44720/a-beginners-guide-to-using-kraken-for-taxonomic-classification</link>
	<title><![CDATA[A Beginner&#039;s Guide to Using Kraken for Taxonomic Classification]]></title>
	<description><![CDATA[<div>Kraken is a popular bioinformatics tool designed for fast and accurate taxonomic classification of metagenomic sequences. Its efficiency and precision make it a go-to resource for analyzing microbial communities, including bacteria, viruses, archaea, and fungi. Whether you're new to bioinformatics or experienced in the field, Kraken is an indispensable tool for taxonomic analysis.</div><div><div><div><div dir="auto"><div><div><p>In this blog, we&rsquo;ll walk through the basics of Kraken, from installation to running an analysis, and highlight its key features and applications.</p><h4><strong>What is Kraken?</strong></h4><p>Kraken is a sequence classification tool that assigns taxonomic labels to DNA sequences using exact k-mer matching. It uses a reference database of genomes, dividing sequences into k-mers and identifying matches in a computationally efficient way.</p><h4><strong>Key Features of Kraken</strong></h4><ul>
<li><strong>Speed</strong>: Kraken processes data much faster than alignment-based methods.</li>
<li><strong>Accuracy</strong>: It uses a precise k-mer matching algorithm for high-resolution taxonomic assignments.</li>
<li><strong>Scalability</strong>: It can handle large metagenomic datasets.</li>
<li><strong>Custom Databases</strong>: You can build and use custom databases tailored to your research needs.</li>
</ul><h4><strong>Installing Kraken</strong></h4><ol>
<li>
<p><strong>System Requirements</strong></p>
<ul>
<li>A Unix-based operating system (Linux/macOS).</li>
<li>Sufficient computational resources for database building (RAM and disk space).</li>
</ul>
</li>
<li>
<p><strong>Installation Steps</strong></p>
<ul>
<li>Clone the Kraken repository from GitHub:
<div>
<div>&nbsp;</div>
<div dir="ltr"><code>git <span style="font-size: 12.8px; font-weight: normal;">clone</span> https://github.com/DerrickWood/kraken.git <span style="font-size: 12.8px; font-weight: normal;">cd</span> kraken </code></div>
</div>
</li>
<li>Compile the Kraken binaries:
<div>
<div>&nbsp;</div>
<div dir="ltr"><code>make </code></div>
</div>
</li>
<li>Add Kraken to your PATH for easy access:
<div>
<div>&nbsp;</div>
<div dir="ltr"><code><span style="font-size: 12.8px; font-weight: normal;">export</span> PATH=<span style="font-size: 12.8px; font-weight: normal;">$PATH</span>:/path/to/kraken </code></div>
</div>
</li>
</ul>
</li>
</ol><h4><strong>Preparing a Database</strong></h4><p>Kraken requires a database of reference genomes. You can use a pre-built database or create a custom one.</p><ol>
<li>
<p><strong>Downloading a Pre-built Database</strong><br />Kraken offers pre-built databases, such as the <em>MiniKraken</em> database, which is lightweight and suitable for smaller datasets. Download it using:</p>
<div>
<div dir="ltr"><code>kraken-build --download-library minikraken </code></div>
</div>
</li>
<li>
<p><strong>Building a Custom Database</strong><br />To include specific genomes, download FASTA files and build the database:</p>
<div>
<div dir="ltr"><code>kraken-build --download-library bacteria --threads 4 --db my_database kraken-build --build --db my_database </code></div>
</div>
<p>This process may take considerable time and resources, depending on the size of the database.</p>
</li>
</ol><h4><strong>Running Kraken</strong></h4><p>Once the database is ready, you can classify sequences.</p><ol>
<li>
<p><strong>Basic Usage</strong><br />Use the following command to classify sequences:</p>
<div>
<div dir="ltr"><code>kraken --db my_database --threads 4 --fastq-input input_sequences.fastq --output kraken_output.txt </code></div>
</div>
<p>Key options:</p>
<ul>
<li><code>--db</code>: Specifies the database.</li>
<li><code>--threads</code>: Number of threads for parallel processing.</li>
<li><code>--fastq-input</code>: Indicates input file format (FASTQ/FASTA).</li>
</ul>
</li>
<li>
<p><strong>Interpreting Results</strong><br />Kraken generates an output file with columns for sequence IDs, taxonomic classifications, and the confidence score.</p>
</li>
</ol><h4><strong>Visualizing Kraken Results</strong></h4><p>Kraken results can be visualized using tools like <strong>Krona</strong> or converted to human-readable reports using <code>kraken-report</code>.</p><ol>
<li>
<p><strong>Generate a Report</strong></p>
<div>
<div dir="ltr"><code>kraken-report --db my_database kraken_output.txt &gt; kraken_report.txt </code></div>
</div>
</li>
<li>
<p><strong>Krona Visualization</strong><br />Install Krona and convert Kraken output for visualization:</p>
<div>
<div dir="ltr"><code>cut -f2,3 kraken_output.txt | ktImportTaxonomy -o krona_output.html </code></div>
</div>
<p>Open the HTML file in your browser to interactively explore the taxonomic classifications.</p>
</li>
</ol><h4><strong>Advanced Usage</strong></h4><ol>
<li>
<p><strong>Confidence Thresholds</strong><br />Adjust the confidence threshold for classification using the <code>--confidence</code> option. Higher values reduce false positives but may miss some true positives:</p>
<div>
<div dir="ltr"><code>kraken --db my_database --confidence 0.1 --fastq-input input.fastq </code></div>
</div>
</li>
<li>
<p><strong>Paired-End Reads</strong><br />For paired-end sequencing data, use:</p>
<div>
<div dir="ltr"><code>kraken --db my_database --paired reads_1.fastq reads_2.fastq </code></div>
</div>
</li>
<li>
<p><strong>Customizing K-mers</strong><br />Kraken allows you to set custom k-mer lengths during database building for specific applications.</p>
</li>
</ol><h4><strong>Applications of Kraken</strong></h4><ul>
<li><strong>Microbial Ecology</strong>: Characterizing microbial communities in soil, water, and the human microbiome.</li>
<li><strong>Pathogen Detection</strong>: Identifying pathogens in clinical samples.</li>
<li><strong>Fungal Research</strong>: Analyzing fungal diversity in metagenomic datasets.</li>
<li><strong>Environmental Monitoring</strong>: Tracking microbial populations in diverse habitats.</li>
</ul><h4><strong>Conclusion</strong></h4><p>Kraken is a versatile and efficient tool for taxonomic classification in metagenomics. Its speed, accuracy, and flexibility make it a favorite among bioinformaticians. By following this guide, you can set up and use Kraken to unlock insights into microbial and fungal communities, paving the way for discoveries in ecology, medicine, and biotechnology.</p></div></div></div></div></div></div>]]></description>
	<dc:creator>Neel</dc:creator>
</item>
<item>
	<guid isPermaLink="true">https://bioinformaticsonline.com/pages/view/900/bioruby-ruby-packages-for-biologist</guid>
	<pubDate>Mon, 15 Jul 2013 01:36:28 -0500</pubDate>
	<link>https://bioinformaticsonline.com/pages/view/900/bioruby-ruby-packages-for-biologist</link>
	<title><![CDATA[BioRuby :Ruby packages for biologist]]></title>
	<description><![CDATA[<p>BioRuby is a package of Open Source Ruby code, with classes for DNA and protein sequence analysis, alignment, database parsing, and other Bioinformatics tools.<br />BioRuby project provides an integrated environment in bioinformatics for the Ruby language. This project is supported by University of Tokyo (Human Genome Center), Kyoto University(Bioinformatics Center) and the Open Bio Foundation. The project was supported by Information-technology Promotion Agency (IPA) as an Exploratory Software Project in 2005<br />RubyForge is a home for open source Ruby projects: RubyForge is a home for open source Ruby projects. BioRuby project was started in late 2000, and is still in progress. Currently, there are over 80 files and 15,000 lines (except comment-only lines) in our source code. This might be equivalent to twice or more lines of other languages because of Ruby's extremely high descriptive power.</p><p>Classes for <br />Multiple alignment (Bio::Alignment), <br />Gene Ontology(Bio::GO), <br />PDB (Bio::PDB), <br />FANTOM database(Bio::FANTOM), <br />GFF (Bio::GFF) and KEGG<br />Orthology (Bio::KEGG::KO).</p><p>They also added support for many applications such as PSORT, SOSUI, TargetP, TMHMM, GenScan, ClustalW, MAFFT, and KEGG API.</p><p>Wiki Links<br />http://bioruby.open-bio.org/wiki/BioRubyOnRails<br />http://dev.bioruby.org/en/</p><p>BioRuby in Anger<br />http://dev.bioruby.org/en/?BioRuby+in+Anger</p><p>BioRuby RDocs<br />http://bioruby.org/rdoc/</p><p>BioRuby Tutorial Website<br />http://dev.bioruby.org/en/?Tutorial.rd</p><p>Why BioRuby Hub for BioRuby<br />http://www.linuxjournal.com/article/5915</p><p>Social Coding Hub for BioRuby<br />http://www.linuxjournal.com/article/5915</p><p>Bioinformatics on Rails: BioRuby Tutorial<br />http://bioinforuby.blogspot.com/2008/02/bioruby-tutorial.html</p><p>RRA BioRuby<br />http://raa.ruby-lang.org/project/bioruby/</p><p>BioRuby Project Discussion Group<br />http://portal.open-bio.org/mailman/listinfo/bioruby</p><p>BioRuby related Projects: Project tree<br />http://rubyforge.org/softwaremap/trove_list.php?form_cat=252</p><p>Reference<br />http://www.jsbi.org/journal/GIW03/GIW03P191.pdf</p>]]></description>
	<dc:creator>Jitendra Narayan</dc:creator>
</item>
<item>
	<guid isPermaLink="true">https://bioinformaticsonline.com/blog/view/44760/the-future-of-bioinformatics-innovations-and-opportunities</guid>
	<pubDate>Mon, 20 Jan 2025 12:44:53 -0600</pubDate>
	<link>https://bioinformaticsonline.com/blog/view/44760/the-future-of-bioinformatics-innovations-and-opportunities</link>
	<title><![CDATA[The Future of Bioinformatics: Innovations and Opportunities]]></title>
	<description><![CDATA[<p>Bioinformatics, the interdisciplinary field that merges biology, computer science, and statistics, has transformed the way we understand biological systems. As we stand at the cusp of a new era in scientific discovery, the future of bioinformatics promises even greater advancements, powered by cutting-edge technologies and a growing understanding of life&rsquo;s complexities.</p><h4>1. Big Data and Bioinformatics</h4><p>The exponential growth in biological data, driven by advancements in sequencing technologies and high-throughput experiments, has made bioinformatics an indispensable tool. By 2030, we anticipate:</p><ul>
<li>
<p><strong>Petabyte-Scale Data Management</strong>: Enhanced storage solutions and cloud computing platforms will allow researchers to handle the vast amounts of data generated from omics studies, including genomics, transcriptomics, and proteomics.</p>
</li>
<li>
<p><strong>AI and Machine Learning Integration</strong>: Sophisticated algorithms will uncover patterns and relationships in large datasets, enabling predictions about gene function, disease susceptibility, and therapeutic outcomes.</p>
</li>
</ul><h4>2. Personalized Medicine and Genomics</h4><p>Bioinformatics will play a pivotal role in tailoring healthcare to individual patients. Key developments include:</p><ul>
<li>
<p><strong>Whole-Genome Sequencing in Clinics</strong>: The decreasing cost of sequencing will make it routine in medical diagnostics, enabling personalized treatment plans based on an individual&rsquo;s genetic makeup.</p>
</li>
<li>
<p><strong>Drug Repurposing and Development</strong>: Computational tools will identify potential new uses for existing drugs, accelerating the development of targeted therapies.</p>
</li>
</ul><h4>3. Advancing Computational Tools</h4><p>The future will see the development of more user-friendly and powerful bioinformatics tools:</p><ul>
<li>
<p><strong>Graph-Based Approaches</strong>: Enhanced algorithms for analyzing complex biological networks, such as protein-protein interaction maps.</p>
</li>
<li>
<p><strong>Visualization Tools</strong>: Intuitive software for visualizing multi-dimensional data, enabling researchers to interpret findings more effectively.</p>
</li>
</ul><h4>4. Synthetic Biology and Systems Biology</h4><p>Bioinformatics will continue to drive progress in synthetic and systems biology by:</p><ul>
<li>
<p><strong>Gene Circuit Design</strong>: Leveraging computational models to design and simulate synthetic biological systems.</p>
</li>
<li>
<p><strong>Understanding Cellular Pathways</strong>: Integrating multi-omics data to model cellular processes with unprecedented accuracy.</p>
</li>
</ul><h4>5. Bioinformatics in Agriculture and Environmental Science</h4><p>Beyond healthcare, bioinformatics will revolutionize agriculture and environmental conservation:</p><ul>
<li>
<p><strong>Crop Improvement</strong>: Genomic studies will help develop high-yield, disease-resistant, and climate-resilient crops.</p>
</li>
<li>
<p><strong>Microbial Ecology</strong>: Metagenomics will enhance our understanding of microbial communities, aiding in bioremediation and ecosystem management.</p>
</li>
</ul><h4>6. Democratization of Bioinformatics</h4><p>Open-source software and accessible education will broaden participation in bioinformatics research:</p><ul>
<li>
<p><strong>Community-Driven Projects</strong>: Collaborative platforms like GitHub will continue to foster innovation in tool development.</p>
</li>
<li>
<p><strong>Education and Training</strong>: Online courses and workshops will bridge skill gaps, enabling researchers from diverse backgrounds to contribute.</p>
</li>
</ul><h4>Challenges and Ethical Considerations</h4><p>While the future is bright, challenges remain. Data privacy and ethical concerns surrounding genetic information require careful navigation. Furthermore, addressing the digital divide is critical to ensuring equitable access to bioinformatics resources globally.</p><h4>Conclusion</h4><p>The future of bioinformatics is boundless, with opportunities to revolutionize our understanding of life and improve human health. As technologies evolve and collaborations flourish, bioinformatics will undoubtedly remain at the forefront of scientific discovery, unlocking the secrets of life one dataset at a time.</p>]]></description>
	<dc:creator>BioStar</dc:creator>
</item>

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