Ming
Mar 21 โ€ข 8 tweets โ€ข 2 min read
Sequencing data ====> Fancy figures in the paper.

The missing pieces? ๐Ÿ‘‡ ๐Ÿงต

#rstats #computationalbiology
1/ Quality control of the data. Any technical bias? sequencing depth difference?
2/ UNIX tools: alignment ---> quantification---> a table or a matrix
3/ downstream data analysis. First exploratory data analysis. PCA is always the first step to check batch effect and sample swaps.
4/ search bioconductor for a tool for your data. Almost every type of genomics data have a tool on bioconductor buff.ly/3yRtBm3
5/ learn tidyverse buff.ly/2PVNNeK and complexheatmap buff.ly/40nHNPv and you will be able to make most of the figures.
6/ try new analysis tools/ new analysis methods to try to reveal some biological information. Santiy check at every step. Talk to biology experts to see if the results make sense or not. Rinse and repeat.
7/ that's a wrap. If you enjoy this thread. retweet it to your audience. Join my newsletter to learn computational biology buff.ly/3l0kI6s

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More from @tangming2005

Mar 14
1/ False belief: I need to learn fancy machine learning stuff or algorithms for computational biology.

Reality: most of us will only need to learn the data skills to answer biological questions.

Find the roadmap below ๐Ÿ‘‡ ๐Ÿงต
2/ If you are like me, you will not need to develop a reads aligner such as STAR. You will only need to learn how to use those tools. get the reads mapped and get the counts table for DESeq2 for RNAseq. Learn Unix buff.ly/3FITwR1 and RNAseq buff.ly/3mR61mV
3/ Then, you will need basic R skills for data wrangling and data visualization. making Heatmap is one of the key skills you want to have. Start here: buff.ly/428ix1q
Read 7 tweets
Mar 9
Public genomic data and reference data are treasures to researchers. 10 tools to get the data easily from the public repositories.๐Ÿ‘‡ ๐Ÿงต

1/ Fastq-dump buff.ly/41YKQiB
2/ fasterq-dump: a faster fastq-dump buff.ly/3Jqhe6A
3/ parallel-fastq-dump buff.ly/3kSTO0t
Read 11 tweets
Feb 28
There was little online material to learn bioinformatics 10 years ago when I started.

I curated ten resources to learn bioinformatics for FREE ๐Ÿงต๐Ÿ‘‡
1/ Data Analysis for the Life Sciences Series buff.ly/3Z7F1ha by Rafa at DFCI. you can find the courses on Edx buff.ly/3mapP4m
2/ buff.ly/3SDZasD Applied Computational Genomics Course at UU
Read 12 tweets
Feb 23
Spatial transcriptome is the next wave after single-cell RNAseq. Resources to bookmark to get into the field ๐Ÿ‘‡ ๐Ÿงต
1/ 8 Review papers:
* [The emerging landscape of spatial profiling technologies](buff.ly/3cwcApw)
* [The expanding vistas of spatial transcriptomics](buff.ly/3m1x9zb)
* [Exploring tissue architecture using spatial transcriptomics](buff.ly/3Sq7Z9f)
2/ [Statistical and machine learning methods for spatially resolved transcriptomics data analysis](buff.ly/3Ew47hx).
* [Spatial omics and multiplexed imaging to explore cancer biology](buff.ly/3koxYkU)
Read 12 tweets
Feb 16
People always ask how the protein is expressed if I show the RNA data. Here are the 6 resources for protein data ๐Ÿ‘‡๐Ÿงต
1/ CPTAC, the biggest database for cancer proteomic.datacommons.cancer.gov/pdc/ python package to access it github.com/PayneLab/cptac
2/ PRIDE (PRoteomics IDEntifications) is a rich resource of mass spectrometry based proteomics data (ebi.ac.uk/pride/). It has cancer data and more.
Read 6 tweets
Jan 30
Git is the most popular tool for version control your source code.
But the learning curve can be steep.
Here are the 10 tips for you ๐Ÿงต ๐Ÿ‘‡ along with learning resource links.
compiled at buff.ly/3Jqxh4W
1/ Several basic commands will serve you a long way:
git clone
git add
git commit -m
git push

Those are enough to get you started. To be honest, those are still the most frequent commands I use.
2/ understand git and github. You use git to track files locally, and github can host your repos. You can start with the github skill page buff.ly/3tO2iaf
gitlab buff.ly/3JlGA69 is an alternative to github
Read 12 tweets

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