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Agent Skill

Pydeseq2 skill

pydeseq2K-Dense-AI/scientific-agent-skillsskills/pydeseq2/SKILL.md

Performs bulk RNA-seq differential expression analysis with PyDESeq2, including count validation, formula designs, explicit contrasts, Wald tests, FDR correction, coefficient-matched LFC shrinkage, and result visualization. Use for PyDESeq2 or Python DESeq2 workflows with biological replicates.

54kMIT

always on

66 tokname + description

once used

2,157 tokSKILL.md body

bundled files

51 scripts

repo stars

54kGitHub

Install the Pydeseq2 skill

Skills CLI (Claude Code, Codex, Cursor and others)

npx skills add https://github.com/K-Dense-AI/scientific-agent-skills --skill pydeseq2

Claude Code, by hand (all projects)

git clone --depth 1 https://github.com/K-Dense-AI/scientific-agent-skills.git /tmp/scientific-agent-skills
mkdir -p ~/.claude/skills
cp -R /tmp/scientific-agent-skills/skills/pydeseq2 ~/.claude/skills/pydeseq2

For one project only, copy the folder into .claude/skills/ in that project instead. The agent picks it up when a task matches its description.

What it costs your context

Agent Skills load in three steps. Tokens counted with the o200k tokenizer; your model's count will differ a little.

WhenWhat loadsCost
Every sessionName and description66 tok
When the agent uses itThe SKILL.md instructions2,157 tok
Only if opened5 bundled files (44 KB)varies

Until it is used, pydeseq2 costs about 21× less than the median MCP server we measured (1,362 tokens on every turn). Installing all 150 skills from K-Dense-AI/scientific-agent-skills would load 12,411 tokens of descriptions. Skills vs MCP study

Checks

  • Ships scripts the agent can run. Read them before installing.

Pre-approved tools (allowed-tools): Read, Write, Edit, Bash. The agent can use these without asking while the skill is active.

Checked 2026-10-22 · method

What's inside

The headings of its SKILL.md. Read the full file on GitHub.

  • PyDESeq2
  • Analysis contract
  • Quick start
  • Statistical interpretation
  • Normalization and shrinkage pitfalls
  • Detailed workflows
  • Citing Scientific Agent Skills

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