Diego Sierra Ramírez

Diego Sierra Ramírez

Msc. in Biological Science / Data analyst

University of Tolima

Diego Sierra R.

Diego Sierra R. is Master in Biological Sciences graduated from the University of Tolima, his research interests include Bioinformatics, NGS data analysis, differential gene expression and data analysis with and python.

Download my resumé.

Interests
  • Programming with R and Python
  • Machine Learning
  • Bioinformatics
Education

  • Msc. in Biological Science, 2021

    University of Tolima

  • Professional, 2018

    Biologist

Skills

R

Python

Bash

Statistics

Bioinformatics

Self-learner

Experience

 
 
 
 
 
University of Tolima
Young Investigator
University of Tolima
Apr 2019 – Dec 2019 Colombia

Responsibilities include:

  • Desing of experiments
  • NGS analysis
  • Writing articles
  • Teaching assistant
 
 
 
 
 
University of Ibagué
Young Investigator
University of Ibagué
Apr 2019 – Present Colombia
Analyze differential expression data from venom glands.
 
 
 
 
 
Instituto Tecnologico del Putumayo
Adjunct associate professor
Instituto Tecnologico del Putumayo
Aug 2023 – Dec 2024 Colombia
University professor of the Forestry Engineering program in Biostatistics
 
 
 
 
 
Instituto Tecnologico del Putumayo
Associate research management professional
Instituto Tecnologico del Putumayo
Feb 2021 – Present Colombia
Support for research management and consolidation of research groups within the university

Projects

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All Bioinformatics R Machine learning
Last updated on Mar 25, 2025
Machine learning: Principal Component Analysis
Machine learning: Principal Component Analysis

How to create a PCA easily with R.
Last updated on Mar 25, 2025
Assembly genomes with Bowtie2
Assembly genomes with Bowtie2

How to assembly multiple fastq files with Bowtie2 and how to count reads with Rsubread
Last updated on Mar 25, 2025
Machine learning: k-means algorithm
Machine learning: k-means algorithm

How to implement k-means and K-medoids algorithm.
Last updated on Apr 26, 2022
Differential gene expression with DESeq2
Differential gene expression with DESeq2

How to perform a differential gene expression analyis with DESeq2
Last updated on Apr 8, 2022
Animated graphics with ggplot2 and gganimate
Animated graphics with ggplot2 and gganimate

How to make animated an interactive plots with R
Last updated on Mar 31, 2022
Retrieve information from Uniprot with Uniprot.ws
Retrieve information from Uniprot with Uniprot.ws

How to download information from Uniprot database
Last updated on Mar 30, 2022
Differential gene expression with edgeR
Differential gene expression with edgeR

How to perform a differential gene expression analyis with edgeR
Last updated on Mar 30, 2022
Pairwise alignments.
Pairwise alignments.

How to make pairwise alingments with Biostrings package.
Last updated on Mar 24, 2022
Accessing and downloading from entrez database system
Accessing and downloading from entrez database system

How to get data from entrez with rentrez package.
Last updated on Mar 24, 2022
Graphics with R ggplot2
Graphics with R ggplot2

Some basic examples about how to make plots with ggplot
Last updated on Mar 24, 2022
Integrating google sheets with R
Integrating google sheets with R

Some basic examples about how to make plots with ggplot
Last updated on Mar 13, 2022
Basic operations with biological sequences.
Basic operations with biological sequences.

In this lecture we are going to learn how to import and export .fasta files, alignments and other basic operations.
Last updated on Mar 13, 2022
R tidyverse: dplyr.
R tidyverse: dplyr.

Brief introduction on the use of dplyr for data analysis.
Last updated on Mar 13, 2022
R tidyverse: readr
R tidyverse: readr

Import .csv files, Excel files and basic parsing.
Last updated on Mar 13, 2022
R tidyverse: stringr Part one (Basics)
R tidyverse: stringr Part one (Basics)

A package to deal easily with strings.
Last updated on Mar 13, 2022
R tidyverse: stringr Part two (regular expressions)
R tidyverse: stringr Part two (regular expressions)

This time working biological sequences, regular expressions and with purrr package too.
Last updated on Mar 13, 2022
R tidyverse: tidyr.
R tidyverse: tidyr.

Use tidyr to order your data in a suitable format.
Last updated on Mar 7, 2022
Downloading information from NCBI databases
Downloading information from NCBI databases

How to obtain relevant information with RISmed package.
Last updated on Mar 7, 2022
Multiple sequence alignments
Multiple sequence alignments

How to make multiple sequence alingments with msa package
Last updated on Mar 5, 2022
R tidyverse: tibble.
R tidyverse: tibble.

How create tibbles and rename them.

Accomplish­ments

Coursera
Basic Biostatistics applied to public health
See certificate
TOEFL
English B2
TOEFL Sep 2022
TOEFL iBT certificate obtained in 2022 sum of highest scores 86 out of 120 (B2 level)
See certificate
Correlation_One
Introduction to linear modeling, dashboarding, advanced machine learning, and how to create full-stack data science applications.
See certificate
Coursera
Introduction to the Python programming language and its use to analyze genomic data
See certificate
Coursera
Introduction to key concepts in computer science and data science with genomic data
See certificate
IBM
See certificate
Coursera
Learn the basics of building simple interactive applications.
See certificate
IBM
See certificate
IBM
See certificate

Recent Publications

Diego Sierra Ramírez, Giovany Guevara, Lida Marcela Franco Pérez, Arie van der Meijden, Julio César González-Gómez, Carlos Fernando Prada Quiroga (2021). Deciphering the diet of a wandering spider (Phoneutria boliviensis; Araneae: Ctenidae) by DNA metabarcoding of gut contents.. Ecology and Evolution.

PDF Cite DOI

Diego Sierra Ramírez, Giovany Guevara, Lida Marcela Franco Pérez, Arie van der Meijden, Julio César González-Gómez, Carlos Fernando Prada Quiroga (2021). Intersexual Differences in the Gene Expression of Phoneutria depilata (Araneae, Ctenidae) Toxins Revealed by Venom Gland Transcriptome Analyses.. Toxins.

PDF DOI

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