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Investigation

The codon thread:
sixteen days in January 2010

Bill Gates’s science adviser gave Epstein a structured tutorial in viral attenuation — using polio as the worked example. It began the morning after a dinner attended by Jean-Luc Brunel, and within a day Epstein was teaching it to someone else.

Documents
11
Provenance
All HIGH
Period
Jan 4–20, 2010
Worked example
Polio
The Finding
Over sixteen days in January 2010, Bill Gates’s science adviser gave Jeffrey Epstein a structured tutorial in viral engineering — how to weaken a virus by rewriting its genetic code so it can be used as a vaccine, using polio as the worked example.
It began the morning after a dinner at Epstein’s house attended by Jean-Luc Brunel, the model-agency operator later charged with rape of minors — in a message that also offered to introduce Epstein to "some new talent." Within twenty-four hours of the first lesson, Epstein was teaching it to someone else.
Provenance

All eleven documents on this page are anchored at HIGH confidence — independently verified as belonging to the records they are cited from. This is the densest genuinely provenance-safe scientific thread in the released corpus. Of 154 documents mentioning synthetic biology, codons or attenuation, only nine survive anchoring — and eight of them are this thread.

Section 01

The Dinner, and What Followed It

On 4 January 2010 there was a dinner at Epstein’s New York house.

The next morning, from Miami airport, Nikolic wrote: "Great seeing you last night — as always indeed… I liked Jean Luc he is really very French."

Jean-Luc Brunel ran MC2 Model Management and was later charged in France with the rape of minors and trafficking.

The same email closes: "If you get bored in NYC or would like to meet some new talent there, just send Sam an email or call him."

Everything on the rest of this page begins in that thread. The science and the procurement are not separate correspondences. They are the same one.

Who was in the room

Jeffrey Epstein — host, then eighteen months past his conviction

Boris Nikolic — Bill Gates’s science adviser; had "3 think tanks with BilIG" in the following ten days

Jean-Luc Brunel — MC2 Model Management

Sam Jaradeh — 590 documents in the release

EFTA007659752010-01-05Nikolic, the morning after the dinner: "Great seeing you last night — as always indeed… I liked Jean Luc he is really very French." And: "If you get bored in NYC or would like to meet some new talent there, just send Sam an email or call him."

Section 02

What Codon Deoptimisation Is

The science here is real, published and legitimate, and it is worth stating plainly because the phrase "synthetic biology and viruses" invites worse readings than the documents support.

The genetic code is redundant. Most amino acids can be specified by several different three-letter codons — swap one and the protein is unchanged. But organisms have preferences about which synonymous codons they use, and in which pairs.

Codon deoptimisation exploits that. Rewrite a virus’s genome using hundreds of synonymous but disfavoured codon pairs, and you leave every protein identical while making the virus replicate far more slowly. The result is an organism that is antigenically the same but badly weakened — which is what a live attenuated vaccine requires.

This is what Nikolic sent. The attachment is the 2008 Science paper on virus attenuation by genome-scale changes in codon pair bias. His covering line names the application: "how this could be used to prevent infection (immunize) host to various pathogens — in this case Polio."

Three years later Epstein was setting polio funding at a million a year per region.

EFTA007659812010-01-06"codons and viral replication": "This is what I was mentioning you about the roles of codons on viral replication and how this could be used to prevent infection (immunize) host to various pathogens (in this case Polio)." Attachment: Science_VirusAttenuationGenomeScaleChangesCodonPairBias.pdf
EFTA007649362010-01-16"hi" — "Heard that you are in paradise…" Attachment: Synthesis_Book_Chapter_7.pdf
EFTA007649342010-01-16"RE: hi": "Just in case that you had any question you got it right ;) Looking forward to learning from you. Attached is an article that might interest you re codon pair utilization in various DNA across species."

Section 03

The Warning Was Unprompted

Eight minutes after the vaccine email, Nikolic sent a second one framing the same field as a hazard.

"During our discussion yesterday we briefly mentioned syntethic biology and viruses. During last few years some new great tools were generated, common repository of tools/sequences created, and common platform established — most of that without regulatory framework."

His own assessment followed: that if something went wrong it would likely be "not because of bad intention to hurt people (terrorism and such) but rather because biology is much more unpredictable." Two weeks later he sent the Nature synthetic-biology supplement, noting that "terrorists will quickly catch up."

This reads as a scientist briefing a funder on a field’s risks — not as planning. The documents give no indication Epstein sought this framing, and none that he acted on it. Unresolved

EFTA007659822010-01-06"follow up 3 — codons": "During our discussion yesterday we briefly mentioned syntethic biology and viruses… common repository of tools/sequences created, and common platform established — most of that without regulatory framework." Attachments include Biosecurity_and_Registries_of_Standard_Biological_Parts.pdf
EFTA007652742010-01-20"syntehic biology" — the Nature synthetic-biology supplement, with the observation that "terrorists will quickly catch up."

Section 04

He Passed It On Within a Day

On 17 January 2010 — the day after Nikolic sent the codon-pair paper — Epstein wrote it out himself.

"Most amino acids are encoded by several different codons. For example, if the third base in the TCT codon for serine is changed to any one of the other three bases, serine will still be encoded. Such mutations are said to be silent because they cause no change in their product and cannot be detected without…"

The recipient was Eva Dubin.

This changes what the thread shows. It is not a man being sent papers he may or may not have read. Within twenty-four hours he had absorbed the mechanism accurately enough to explain codon degeneracy and silent mutations in his own words, and chose to.

A year later, Mindshift advertised "New Financial Systems and Methods" and "Encryption and Decryption" among its subjects. The pattern is the same: acquire the material privately, then redistribute it.

EFTA008883942010-01-17Epstein → Eva Dubin, the next day: "Most amino acids are encoded by several different codons. For example, if the third base in the TCT codon for serine is changed to any one of the other three bases, serine will still be encoded. Such mutations are said to be silent because they cause no change in their product and cannot be detected without…"
EFTA007659782010-01-06"follow up 1" — mobile banking in Kenya, with offered introductions. "During next few days, I will send you several follow ups. Some will come with some delay as during next 10 days I have 3 think tanks with BilIG."
What is not established That Epstein funded, commissioned or acted on any of this science. No document connects the codon material to a payment, an introduction or a project. Unresolved

What the January 2010 conversation was ultimately for. Nikolic refers to a discussion the previous evening; that conversation is not in the record.

And nothing here suggests Nikolic knew what else was happening in that house. He was a scientist briefing a donor — in a thread that also offered to introduce that donor to "new talent."

Section 05

Sixteen Days

Jan 4, 2010
A dinner at Epstein’s New York house. Present: Epstein, Boris Nikolic — Bill Gates’s science adviser — and Jean-Luc Brunel, with Sam Jaradeh.
EFTA00765975 · Primary source
Jan 5, 2010
Nikolic writes from Miami airport: "Great seeing you last night." The same message offers: "if you would like to meet some new talent there, just send Sam an email."
EFTA00765975 · Primary source
Jan 6, 2010 · 03:02
"follow up 1" — mobile banking in Kenya. Nikolic notes he has "3 think tanks with BilIG" in the next ten days.
EFTA00765978 · Primary source
Jan 6, 2010 · 05:27
"codons and viral replication" — codon deoptimisation as a route to immunisation, using polio as the example.
EFTA00765981 · Primary source
Jan 6, 2010 · 05:35
"follow up 3 — codons" — the same field framed as a biosecurity risk: "most of that without regulatory framework."
EFTA00765982 · Primary source
Jan 16, 2010
Nikolic sends a synthesis textbook chapter and a paper on codon pair utilisation across species: "Looking forward to learning from you."
EFTA00764934 · EFTA00764936 · Primary source
Jan 17, 2010
Epstein relays the science onward, explaining codon degeneracy and silent mutations to Eva Dubin.
EFTA00888394 · Primary source
Jan 20, 2010
The Nature synthetic-biology supplement — "terrorists will quickly catch up."
EFTA00765274 · Primary source
documentedreportedinvestigative question
Related investigation
The Chronology

All four threads on one axis, 2009–2019.

Related investigation
Biosecurity

The decade-long health record this thread opens.

Related figure
Bill Gates

The channel Nikolic ran, and where it led.

Primary record
Every EFTA identifier on this page resolves to its original DOJ PDF.

All eleven documents anchored at HIGH provenance confidence. Check against the linked original before relying on any of it.

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