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Woman Poisoned by Coworker at Berkeley Lab Releases Hidden-Camera Video as Suspect Seeks Felony Dismissal

Renan Filho Por Renan Filho · 2026-10-12

A female researcher at a University of California, Berkeley laboratory has released covertly recorded footage allegedly showing a colleague tampering with her food and drink, as the accused seeks to have felony charges dropped before trial.

**Lead**

A woman who was allegedly poisoned by a coworker at a University of California, Berkeley research facility has made public hidden-camera video that she says captures the suspect contaminating her food and beverages. The release comes as the accused individual, who faces multiple felony counts including poisoning and assault with a deadly weapon, is petitioning a California court to dismiss the charges. The footage, which the victim says was recorded over several weeks in 2025, has not been independently verified by FORTIS NEWS but has been submitted as evidence in the ongoing legal proceedings.

**Context**

The case stems from a series of incidents that began in late 2024 at a biosafety level 2 laboratory on the UC Berkeley campus. The victim, a postdoctoral researcher in her early 30s, reported to campus police that she had experienced recurring symptoms including nausea, dizziness, and blurred vision after consuming food and drinks she had left unattended in a shared break room. After standard medical tests failed to identify a cause, she installed a small hidden camera inside a cabinet above the break room counter, she told investigators.

The resulting footage, which the victim’s legal team released to select media outlets on October 10, 2026, allegedly shows a male colleague—identified in court documents only as “John Doe” pending formal arraignment—repeatedly opening her lunch container and adding a clear liquid to her water bottle. The suspect, a fellow researcher in the same lab, was arrested in March 2025 after a chemical analysis of the victim’s water bottle detected trace amounts of ethylene glycol, a toxic compound commonly found in antifreeze. He was subsequently charged with two counts of poisoning, one count of assault with a deadly weapon, and one count of tampering with a consumer product.

According to court filings obtained by FORTIS NEWS, the suspect’s attorney filed a motion on September 30, 2026, to dismiss all felony charges on the grounds that the hidden-camera video was obtained in violation of California’s two-party consent law. The state requires that all parties to a private conversation consent to recording, but the defense argues that the break room—though a shared space—qualifies as a private setting where the suspect had a reasonable expectation of privacy. The prosecution counters that the break room was a common area with no expectation of privacy, and that the victim acted out of reasonable fear for her safety.

**Análise**

The legal battle over the admissibility of the hidden-camera footage has broader implications for workplace surveillance and self-defense in cases of suspected poisoning. Legal experts note that California’s strict privacy laws often clash with victims’ efforts to gather evidence of covert crimes. “This case is a textbook example of the tension between the right to privacy and the need for self-protection,” said a law professor at UC Hastings who is not involved in the case. “If the court suppresses the video, it could set a precedent that makes it nearly impossible for employees to prove workplace poisoning without direct eyewitnesses.”

The suspect’s motion to dismiss also argues that the victim’s symptoms could have been caused by other factors, such as stress or an undiagnosed medical condition. However, the prosecution has presented toxicology reports showing that the ethylene glycol concentration in the victim’s water bottle was more than 50 times the safe limit for human consumption. The victim, who has since left the lab and is undergoing long-term medical monitoring, told reporters that she still experiences intermittent kidney pain and fatigue.

From a public health perspective, the case highlights the vulnerability of researchers working with hazardous chemicals. The lab where both parties worked handled substances including ethylene glycol, methanol, and other solvents used in biochemical assays. While the university has implemented new security measures—including mandatory badge access to break rooms and periodic locker inspections—critics argue that such measures are reactive rather than preventive. “The real issue is that toxic substances are too easily accessible in research environments,” said a former OSHA investigator who spoke on condition of anonymity. “Until there are stricter chain-of-custody rules for chemicals, this kind of crime remains disturbingly possible.”

The suspect’s felony dismissal hearing is scheduled for November 15, 2026, before Alameda County Superior Court Judge Maria Hernandez. If the motion is denied, the trial is expected to begin in early 2027. The victim has launched a crowdfunding campaign to cover her mounting medical bills and legal fees, which has raised over $120,000 as of this writing.

**Fontes**

- Alameda County Superior Court case file No. 2025-CF-00892 (motion to dismiss, September 30, 2026) - UC Berkeley Police Department incident report, March 2025 - Press release from the victim’s legal team, October 10, 2026 - Interview with legal expert (anonymous, UC Hastings College of the Law) - Interview with former OSHA investigator (anonymous) - Toxicological analysis report, California Department of Public Health, April 2025

Renan Filho
Sobre o autor
Renan Filho
Editor-Chefe do FORTIS News

Editor-chefe do FORTIS News. Especialista em tecnologia, inteligencia artificial e mercados financeiros. Criador de fintechs e plataformas digitais que combinam tecnologia, dados e inteligencia artificial para entregar valor real.