The study of genomes, the entire set of genes in an organism.

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114 views

Comparative cost of RNA-seq vs sequencing full length cDNAs

I am in the process of assembling and annotating the genome of a non-model organism, using almost exclusively short read (paired-end Illumina) data. Throughput is one obvious benefit of these data ...
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54 views

Degree of dosage compensation in Drosophila melanogaster

In this paper the authors state that the dosage compensation seen in Drosophila is approximately twofold, but they do not provide any source or numbers (as far as I can see) for this. What is the mean ...
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29 views

Finding confidence level of miRNA disease associations

I'm an undergraduate computer engineering student, and I have a project about bioinformatics. In this manner, I need to find prediction( or association I'm not sure the correct terminology) confidence ...
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14 views

Why there are two rounds of cytosine de-methylation in mammalian development?

I assume that the key biological meaning of cytosine de-methylation during germline development in germline progenitor cells is to reset imprinted genes and then set methylation pattern on these genes ...
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24 views

What is the best way to perform ultra-deep targeted sequencing of few samples?

I performed recent whole genome/exome sequencing in tumor samples and now I would like to take a few of these variants (say maximum 50 amplicons) to: 1) Validate them in the original samples 2) ...
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40 views

Where can I upload non-human Genotype data?

I have genotype data from few chicken population and I want to (need to) upload them somewhere online with free access. I have searched the web but I haven't found any place for non-human genotype ...
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32 views

Genome-wide methylation analysis: sources of technical error?

We are doing a genome-wide analysis of methylation via bisulfite sequencing for an insect species. Previous experimental techniques have suggested the presence of methylation in this organism, ...
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34 views

Assembly reconciliation

We have some bacterial genomes that were assembled using Spades, they were sequenced with and IonTorrent PGM. There are many assemblers and they give different results. I was interested in a tool ...
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89 views

Predicting host-pathogen gene interaction networks

Background What we have are: ~20 genome sequences for a host species that come with gene annotations Several sequenced genomes for parasite/pathogens of these hosts Question What are the ...
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171 views

Too few transcripts from transcriptome assembler Oases

I am trying to run Oases for transcriptome assembly. The result is far from expected, so I would like to ask whether I am running it in a right way? Thanks. Here is my running command: ...
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45 views

“Gold standard” for CNV detection methods?

Is there a generally accepted "gold standard" for testing the performance of CNV detection methods? I'm interested both in learning about existing datasets that may serve as gold standards for CNV ...
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47 views

Paired-end mapping exercise

Pair-end mapping (PEM) is a technique that allows to detect structural variants in DNA by obtaining paired-end reads and the comparison of their positions in a reference genome. Then among libraries ...
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12 views

How do I select the sequence identity threshold in cd-hit to cluster proteins for core genome comparative analysis?

Can anyone suggest a method for selecting the sequence identity threshold for protein clustering in cd-hit? If I use too high of a threshold, then the number of protein clusters shared between three ...
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12 views

What is the Magnitude of Nonspecific Oligo Binding at Low Temperatures

I am working on designing a protocol to capture genomic sequencing bound oligos (the part in question is identical to primer binding of genomic DNA during a PCR reaction). I'm wondering if anyone can ...
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16 views

Solid mouse (C57BL/6) WT primers

I am trying to get a good pair (or better yet, library of pairs) of primers that give me one band in WT mice (C57BL/6). Do you know where I could find such a thing? Alternatively, I thought of just ...
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18 views

EMBOSS matcher and supermatcher - incongruent results?

I am trying to align a sequence to the mouse genome. I know a priori that part of my sequence should align to chromosome 9, but not all of it. I gathered that EMBOSS' ...