12 Answered Questions for the topic bioinformatics

Bioinformatics Computer Science Python

04/23/22

Longest Repeat Problem: Find the longest repeat in a string.
Although the suffix tree decreases memory requirements from O(|Text|2) to O(|Text|), on average it still requires about 20 times as much memory as Text (when the length of Text is on the order of... more
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06/07/21

I want to get some sort on assessment regarding previous IT/Bioinformatics/Genetics/Math/Stats uni study?
Hi there,I want to go back to Uni re completing a degree after breaks due to illness hence I would like help regarding finding out what I remember or don't and a revision plan. I have studied... more
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Bioinformatics Genetics Sequence Analysis

12/10/20

Phylogenetic Tree- Quartet puzzling
Consider the following neighbor relations: {N(ac;db),N(ae;db),N(ce;db),N(ac;eb),N(ac;ed)}Use quartet puzzling to determine the correct tree topology.
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Bioinformatics Computational Biology

05/01/20

Bioinformatics: Converting EntrezGeneID to FASTA entry for BLAST alignment
Hi, I hope you're doing well. I am trying to set up protein BLAST alignment. I have a list of genes formatted as [EntrezGeneID_GeneSymbol], such as 395552_CCL1. I'm wondering if there's a way to... more
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07/12/19

How are cell death like apoptosis and entropy related?
In [Perspectives on Statistical Thermodynamics, Yoshitsugu... more
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Bioinformatics Biology Database Cell Biology

06/28/19

Is there a database of cell images?
We're working on an algorithm for processing images of cells, similar to but much more basic than [Cell Profiler](http://www.cellprofiler.org/), and we are looking for a large database of cell... more
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Bioinformatics Biology Cell Biology

06/05/19

positive and negative feedback?
I want to know more about positive feedback in gene regulation and to know the similarity and differences between positive and negative feedbacks.
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Bioinformatics Genetics Proteins Rna

05/30/19

What are some (bioinformatic) methods to characterize potentially novel gene transcripts?
I am working with a few novel transcripts of genes- before I confirm their existence experimentally, I would like to perform some bioinformatic analysis. I have already considered coding potential,... more
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Bioinformatics Genetics Database Mrna

05/30/19

How can I find the mRNA sequence for a specific prokaryotic gene?
What I want to find out is the start of the transcription for a specific gene, how long the UTR is before the actual coding sequence starts.I've looked at various databases like NCBI Gene, Refseq... more
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Bioinformatics Genetics Dna

05/14/19

How many gigabases of DNA are there on earth?
The human genome is about 770 MB, the _C. elegans_ genome is about 100 MB, the yeast _S. cerevisiae_ is about 12 MB. Different other genomes have been sequenced: how many GB of genomic DNA we have... more
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Bioinformatics Biology Statistics Genetics

04/10/19

What is Mendelian Randomization, and how is it used to infer causality in epidemiology?
Studies of human traits and diseases are inherently confined to observational studies, known as epidemiological studies. This can make it very hard to determine what actually causes a particular... more
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Bioinformatics Genetics

03/19/19

What does phasing mean?
What does phasing mean in genetics/informatics? I've heard that a phased file is a file that has genes separated by chromosome, but can someone give a concrete definition of what phasing actually... more
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