Sebastian Cocioba

Sebastian Cocioba

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Independent biohacker; runs a home lab (Binomica Labs) sharing DIY biotech experiments and grassroots science.

Meet Gravy: Your Snarky Claude Code Buddy Debugger
SocialApr 7, 2026

Meet Gravy: Your Snarky Claude Code Buddy Debugger

This lil brat is growing on me. Have you hatched your Claude Code buddy yet? Type in /buddy and see which one you get. Mine is a snarky dragon named Gravy. Low key kinda helpful. Caught some nuanced bugs in...

By Sebastian Cocioba
AI-Ready Handoff Docs Enable Vibecoded App Forking
SocialApr 7, 2026

AI-Ready Handoff Docs Enable Vibecoded App Forking

I came up with this handoff document I think would be helpful so others can vibefork my vibecoded apps. This is a thorough documentation of how I got here using Claude Code, written specifically for other Ai agents to follow...

By Sebastian Cocioba
Rust Prototype Brings Terminal Transcriptome Browser to Life
SocialApr 6, 2026

Rust Prototype Brings Terminal Transcriptome Browser to Life

Almost done with a prototype Rust port of my Scriptoscope python app for transcriptome browsing, all in-terminal. Inspired by @Psy_Fer_'s ask to read from the holy books of Rust. https://t.co/OPr8rjFKj6

By Sebastian Cocioba
Optimizing Transcriptome Workflow with C Timing Tests
SocialApr 5, 2026

Optimizing Transcriptome Workflow with C Timing Tests

Now time to vibe some more. Working on some tests to see where I can speed up some steps to streamline the transcriptome workflow I'm envisioning. Asking the bot to do some wall-clock timings in C to peep a few...

By Sebastian Cocioba
Savoring a Lazy Weekend of Sleep and Stillness
SocialApr 5, 2026

Savoring a Lazy Weekend of Sleep and Stillness

I slept like 12hrs and was the first time in months I got a proper weekend with zero to do. Gonna roll around some more and enjoy the nothing. Bliss.

By Sebastian Cocioba
C Regex Boosts Transcript Loading Speed Over Biopython
SocialApr 5, 2026

C Regex Boosts Transcript Loading Speed Over Biopython

Music to my ears. Finally squashed a slowdown by focusing on a C regex instead of the slower biopython bits. Took a lot of back and forths to find a solution but thats a substantial speed difference. This becomes substantial...

By Sebastian Cocioba
BLAST Integration Progressing; Tackling Self‑hits and API Slowdown
SocialApr 4, 2026

BLAST Integration Progressing; Tackling Self‑hits and API Slowdown

Internally pinged NCBI BLAST working nicely. Need to add a "this transcript" flag for any self-referencing BLAST hit, but all in all things are shaping up. Now to dig into some slowdowns and see where to optimize and where we're...

By Sebastian Cocioba
Direct GenBank Transcriptome Downloads Enable DIY Tool Creation
SocialApr 3, 2026

Direct GenBank Transcriptome Downloads Enable DIY Tool Creation

Can now download transcriptome data directly into my app from GenBank with kinda decent search functionality. Strangely exciting to start cobbling some tools I always dreamed of having but never had the will to learn to code well. Making useful...

By Sebastian Cocioba
Paid for Claude Max, Built Essential Tools Fast
SocialApr 3, 2026

Paid for Claude Max, Built Essential Tools Fast

Treating myself to a month of Claude Max to build some tools needed asap. Expensive, but worth it. https://t.co/eHLGUy5GLE

By Sebastian Cocioba
Annotate Second Methionine when CDS Begins with MM
SocialApr 3, 2026

Annotate Second Methionine when CDS Begins with MM

Question: If a transcript has a CDS that starts with two methionines, what's the general rule for sequence annotation? Should I make it so if two METs in a row at the beginning, annotate the closest MET to rest of sequence...

By Sebastian Cocioba
Vibecoding Streamlines Transcriptome to Pfam to NCBI Workflow
SocialApr 2, 2026

Vibecoding Streamlines Transcriptome to Pfam to NCBI Workflow

Amazing how far you can push vibecoding if you know what you need and the general theory behind the tool chains needed to get your result. I can now load a transcriptome dataset, find the pfam associated with that transcript,...

By Sebastian Cocioba
From Black‑White TV to 4K: Mom Witnesses Artemis
SocialApr 1, 2026

From Black‑White TV to 4K: Mom Witnesses Artemis

My mom was a little kid when Apollo launched, and she saw it live on a tiny black and white TV in her village. Now she gets to see us return to the Moon with Artemis in glorious 4K. Wish...

By Sebastian Cocioba
New Transcriptome Browser Streamlines BLAST DB Creation
SocialApr 1, 2026

New Transcriptome Browser Streamlines BLAST DB Creation

Another feature adding to my terminal plasmid editor is a transcriptome browser. Helps you quickly build blast databases from a heap of transcripts in a single fasta file. Gonna add HMM/Pfam detection and Pfam search. I really love this current...

By Sebastian Cocioba
Terminal Plasmid Editor Blends Beauty with Functionality
SocialApr 1, 2026

Terminal Plasmid Editor Blends Beauty with Functionality

Vibing some more on my in-terminal plasmid editor. Drafting a parts bin that's aesthetically pleasing but also functional. TUI's are wonderful. https://t.co/yu8WUSLgwA

By Sebastian Cocioba
Advocating for Team Growth Fuels My Biotech Fulfillment
SocialMar 31, 2026

Advocating for Team Growth Fuels My Biotech Fulfillment

Managing people in biotech has been such a rewarding experience, but mostly taught me how much I value advocating for the people I manage. I love helping folks realize their potential and its been such wildly fulfilling watching my munchkins...

By Sebastian Cocioba
Evolution Enables Shape‑Shifting Within a Single Lifetime
SocialMar 28, 2026

Evolution Enables Shape‑Shifting Within a Single Lifetime

Just so amazing evolution found a way to change shape in a single lifespan. Some of the cell types run a few laps around the cocoon too.

By Sebastian Cocioba
Repeated Callus Filtering Yields Red Pigment Without
SocialMar 27, 2026

Repeated Callus Filtering Yields Red Pigment Without

Now THAT is some strong RUBY expression. Filtering transgenic callus a heap of times really pays off. Chasing the red hue without any herbicide or antibiotic pressure. Just hormones to induce callus and careful scalpel work. Some German Chammomile for...

By Sebastian Cocioba
Free Lens Wipes vs Velveteen: Seeking Effective Alternatives
SocialMar 25, 2026

Free Lens Wipes vs Velveteen: Seeking Effective Alternatives

I bet this is one of those lens wipes you get for free with any screen protector kit, lol. I know proper velveteen is a thing, but also wonder what alternatives work just as well. https://t.co/0BaGNWaBYV

By Sebastian Cocioba
Seeking Enzymes that Decolorize Anthocyanins Like Carotenoid Cleavers
SocialMar 25, 2026

Seeking Enzymes that Decolorize Anthocyanins Like Carotenoid Cleavers

Are there enzymes that cleave anthocyanins into colorless bits? I know there are carotenoid cleavage enzymes that can bite various parts of the saturated chain, but never heard of anthocyaninases... https://t.co/rUHXDWkWvc

By Sebastian Cocioba
Keyboard Shortcuts Let You Reposition Plasmid Origins Instantly
SocialMar 23, 2026

Keyboard Shortcuts Let You Reposition Plasmid Origins Instantly

I love this so much lololol You can use the arrow keys to circularly permute the plasmid to shift the reference origin as you please, you can use . and , to adjust the circularity of the...

By Sebastian Cocioba
Vibecoding Peaks Between PCRs, Meeting at 9
SocialMar 23, 2026

Vibecoding Peaks Between PCRs, Meeting at 9

Vibecoding between PCR's has hit an all time high. See you at 9pm, Claude. https://t.co/8mJv5GJIut

By Sebastian Cocioba
New Terminal Plasmid Editor Simplifies Golden Braid Domestication
SocialMar 20, 2026

New Terminal Plasmid Editor Simplifies Golden Braid Domestication

Making good progress on my vibecoded mutagenesis tool. Now it makes golden braid part domestication easy too. I may disappoint Patrick and just make a plasmid editor that works inside your terminal with external GUI libraries necessary aside from Textual...

By Sebastian Cocioba
Bungie's Stylish ARG Delivers Addictive, Sweaty Gameplay
SocialMar 19, 2026

Bungie's Stylish ARG Delivers Addictive, Sweaty Gameplay

Probably one of the most stylish games I have ever played. The design aesthetic ooozes into every nook and crannie of this game. It's a very sweaty game but the loop is so addictive and I just can't get over...

By Sebastian Cocioba
Choosing a Second Life Account over NSF Extension
SocialMar 19, 2026

Choosing a Second Life Account over NSF Extension

We could have had a few more years of the NSF, but we decided Creepy Mark needed a Second Life account... https://t.co/ZCYreLM6q8

By Sebastian Cocioba
Spacewalk Safety Tech Stuns While Working on Laptop
SocialMar 18, 2026

Spacewalk Safety Tech Stuns While Working on Laptop

Doin some laptop work and watching the latest ISS space walk. Amazing how much tech goes into the safety of it. https://t.co/2vpLaqhNEd

By Sebastian Cocioba
Kindness: The Secret Longevity Prescription
SocialMar 17, 2026

Kindness: The Secret Longevity Prescription

Kindness is a powerful longevity drug. There is a steep mental cost to undue negativity and cruelty; if left untreated will manifest in very physical stress. If you wish to live long, live with kindness and love as pillars of your...

By Sebastian Cocioba
US Travelers Should Secure UK ETA Amid Uncertain Politics
SocialMar 16, 2026

US Travelers Should Secure UK ETA Amid Uncertain Politics

Yay, booked my UK visa for any subsequent trips now until 2028, in case the geopolitiking of the US decides to piss off an old ally. Always good to be extra sure and on-record. If you plan on visiting the...

By Sebastian Cocioba
Testing Ubiquitin Promoter for Stable Petunia Transformation
SocialMar 13, 2026

Testing Ubiquitin Promoter for Stable Petunia Transformation

Alright, Alice 24-0001 petunia bits co-culturing with Agribacterium strain Gv3101 carrying a PcUBI4::RUBY::THSP construct. Testing out this ubiquitin promoter for stable transformation to avoid silencing. These will bake at 30°C until Monday and then transfered to selection. 🤞 https://t.co/SO1EKELMgU

By Sebastian Cocioba
Testing Parsley Promoter RUBY in Stable Petunia Transformation
SocialMar 13, 2026

Testing Parsley Promoter RUBY in Stable Petunia Transformation

Okee, two more cultivars to sterilize and transform and I'm done for the day. Let's rile up the agro and get this done. Also among the stuff I need to test for work, I'm going to see if this parsley...

By Sebastian Cocioba
Parsley Uniquitin Promoter Matches 35S at 72
SocialMar 13, 2026

Parsley Uniquitin Promoter Matches 35S at 72

Great signal at the 72hr mark which is peak RUBY accumulation. Parsley uniquitin promoter as reliable as 35s for my projects. Glory be. Here's the expired patent: https://t.co/njN84BkHho https://t.co/kDfx1RoenJ

By Sebastian Cocioba
Sterile PES Filters Prove Effective for Algae Work
SocialMar 12, 2026

Sterile PES Filters Prove Effective for Algae Work

YES. My dumb idea of using sterile PES filters and/or their parchment slip covers for algae work seems to be workinggg. Gonna try to genegun these and tranafer the filter onto selective media once a recovery period passes. Was looking...

By Sebastian Cocioba
War Spending Dwarfs Research Funding, Reveals Misplaced Priorities
SocialMar 12, 2026

War Spending Dwarfs Research Funding, Reveals Misplaced Priorities

We can bankroll another nation's warpath and burn $11B in a week but things like cancer research, food security, and fightin disease takes the back seat. Fascinating. Imagine what we could do with an added NSF budget worth just 30%...

By Sebastian Cocioba
Your Choices Define the Game, Not the End
SocialMar 12, 2026

Your Choices Define the Game, Not the End

Carve your path in life. We all go into the same box at the end of the game, so its how you choose to play that matters.

By Sebastian Cocioba
Black Stripe Marks Successful Agroinfiltration, Red
SocialMar 11, 2026

Black Stripe Marks Successful Agroinfiltration, Red

More agroinfiltration tests. Black sharpie stripe indicates injecred bloom. Right lobe is positive control. Should turn red in the next 72hrs. https://t.co/2lRTbwAjhq

By Sebastian Cocioba
Precise Wording Matters: Avoid Overclaiming “All Molecules”
SocialMar 11, 2026

Precise Wording Matters: Avoid Overclaiming “All Molecules”

This is a far better tweet about the work. Note no claim of "all molecules". This may be pedantic, but words have meaning and if the difference between a quantum leap in virtual cell vs incremental progress rests on words...

By Sebastian Cocioba
Swapped 3D‑printed Arm for Metal, Automating Plate Dispensing
SocialMar 10, 2026

Swapped 3D‑printed Arm for Metal, Automating Plate Dispensing

I got tired of futzing with the huggingface printable arm so I ordered a metal one from china. Gonna make it dispense into well plates via a peristaltic and later a universal pipettor module holding my old Gilsons or cheapo...

By Sebastian Cocioba
Ubiquitin Gene PCR Works, Other Primers Unreliable
SocialMar 10, 2026

Ubiquitin Gene PCR Works, Other Primers Unreliable

I used the extracted gDNA from tonight's prep to try and PCR a larger chunk of petunia genome hunting for one of its ubiquitin genes. I'm using a published genome as reference but its not my cultivar so need to...

By Sebastian Cocioba
End‑to‑end Lab Validation: Essential for ML Biology
SocialMar 10, 2026

End‑to‑end Lab Validation: Essential for ML Biology

"Valodated end to end in the lab" is music to my ears. THIS is how you do ML for biology. Show validation or gtfo.

By Sebastian Cocioba
Consumer Biotech Undervalued, Ripe for Cyberpunk Trends
SocialMar 7, 2026

Consumer Biotech Undervalued, Ripe for Cyberpunk Trends

Consumer biotech is perpetually slept on because it doesnt have the returns of pharma. Thats like saying don't build wooden chairs; carpentry is reserved only for yachts. Make. Good. Products. People. Want.

By Sebastian Cocioba
Treatable, Not Curable: Biotech Must Rise Now
SocialMar 3, 2026

Treatable, Not Curable: Biotech Must Rise Now

"Treatable, not curable" should be a call to arms for any cancer biotech that isn't a grift to step up. Life is so cruel more often than not, but humans are tenacious and unstoppable.

By Sebastian Cocioba
Startups Must Verify CRISPR Patent Freedom Before Launch
SocialFeb 26, 2026

Startups Must Verify CRISPR Patent Freedom Before Launch

Anyone who uses CRISPR systems outside of non-profit and research purposes is subject to the patents that claim those processes as theirs. A lot of startups forget to do due diligence on that and think its fair game. Have you...

By Sebastian Cocioba
Respecting the Meticulous Skill Behind Biolab Hardware Design
SocialFeb 16, 2026

Respecting the Meticulous Skill Behind Biolab Hardware Design

Started my day with a peer review duty for Hardware X. Another cool build landed on my desk and it's delightful to see folks really take the minutiae and nuance of designing a tool seriously. People often make wild assumptions...

By Sebastian Cocioba
Tricot Snapdragon Mutant Reveals Triple Leaf Pattern Mechanism
SocialFeb 13, 2026

Tricot Snapdragon Mutant Reveals Triple Leaf Pattern Mechanism

Some fun observations: Ive been growing this tricot mutant of my snapdragon line. Note the triple leaf pattern. I cut off the apical meristem and the new lateral buds formed normal dicot branches. So cool to explore the mechanism of this lil...

By Sebastian Cocioba
User Feedback Beats Accolades: PCR Primer Guide Shared
SocialFeb 13, 2026

User Feedback Beats Accolades: PCR Primer Guide Shared

Nothing means more to a toolbuilder than knowing their tools and tutorials are helpful to someone. I'll take a comment like this over a million accolades and degrees worth of institutional validation any day. PCR Primer Design Guide here if...

By Sebastian Cocioba
Affordable Duckweed Lines & Stellar Service From Rutgers
SocialFeb 12, 2026

Affordable Duckweed Lines & Stellar Service From Rutgers

I had such a fantastic experience with the Duckweed archivists at the Rutgers Duckweed Stock Cooperative. Many of their lines are open for commercial entities too for just $170+ship. Got some great duckweed for rapid prototyping in and customer service...

By Sebastian Cocioba
Successfully Cloned Infernal Arabinose Promoter Despite Synonymous Mutation
SocialFeb 11, 2026

Successfully Cloned Infernal Arabinose Promoter Despite Synonymous Mutation

Infernal arabinose inducible promoter finally cloned. Two of the positive colonies had the same point mutation, but luckily it was synonymous and the affected Tyrosine is still intact. Cloning promoters into modular part libraries is always a pain even with...

By Sebastian Cocioba
Cloning Error Deletes Lac Operator and T5 Promoter
SocialJan 8, 2026

Cloning Error Deletes Lac Operator and T5 Promoter

Man, not my lucky day with cloning. A positive control plasmid had one of its lac operators and the -10 element of the T5 promoter removed during cloning. Gonna screen a few more. https://t.co/O09jf6Qf7F

By Sebastian Cocioba
Project Updates: Prototype Chassis Needed, Sucrose Transformation Progress
SocialJan 7, 2026

Project Updates: Prototype Chassis Needed, Sucrose Transformation Progress

So first thing will be to recap the progress of both projects and make a gameplan. I have a draft prototype of the 24well reader but needs chassis work to fit the plate just right, hinge, magnetic assembly, etc. Sucrose needs...

By Sebastian Cocioba