Can cells be reverse-aged? US company tests world-first gene therapy

EuroNews · 🇫🇷 public France · Jun 10, 2026 · 669 words · By Marta Iraola Iribarren

Biotechnology and Ageing Epigenetic Reprogramming Clinical Trials for Optic Neuropathies

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What to know about Biotechnology and Ageing

A US biotechnology company has tested a gene therapy designed to reverse ageing in humans for the first time.

Claims checked 14

Techniques found 1

Topics 3

Coverage spectrum

Coverage gap: Low Left coverage

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Center100%

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6 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

A US biotechnology company has tested a gene therapy designed to reverse ageing in humans for the first time.

Why it matters

For the first time, a human being has received a treatment designed to reverse cellular ageing.

Common ground

Scientists at Boston-based American biotechnology company Life Biosciences have developed a gene therapy aimed at restoring old or damaged cells in human patients.

Perspective signals

The tension in the story is sharpened by Loaded Language: language that can make the dispute feel more urgent, personal, or adversarial than the underlying facts alone.

Follow-up questions

What new context would change how readers understand this Biotechnology and Ageing story?
What evidence would most clearly confirm or weaken the claim that Their therapy, known as ER-100 (AAV2-OSK), aims to target conditions characterised by damage in the optic nerve, known as optic neuropathies?
How does this story connect Biotechnology and Ageing with Epigenetic Reprogramming over the next few days?

open_in_new Read the original article: https://www.euronews.com/health/2026/06/10/is-it-possible-to-rejuvenate-damaged-…

psychologyPropaganda Techniques Detected

eFinder identified 1 propaganda technique in this article. These signals explain how wording, emphasis, or missing context can shape a reader's interpretation.

warning

Loaded Language 70% confidence

Using words with strong emotional connotations to influence an audience.

Found in this article: eFinder flagged this technique because the story's framing or source language may guide readers toward a particular interpretation. Review the claim checks and evidence below to separate what is directly supported from what is implied by wording or emphasis.

Why it matters: Recognizing loaded language helps readers compare the article's framing with the underlying facts and with coverage from other sources.

fact_checkClaims Checked

eFinder analyzed this article and checked 14 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

check_circle Corroborated 5

schedule Pending 4

verified Verified By Reference 2

help Insufficient Evidence 2

info Single Source 1

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Claim 1: “Their therapy, known as ER-100 (AAV2-OSK), aims to target conditions characterised by damage in the optic nerve, known as optic neuropathies.”

CORROBORATED

Web search results specifically identify ER-100 (AAV2-OSK) as the lead candidate targeting optic neuropathies and being in Phase I clinical trials.

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wikipedia NEUTRAL — Life Biosciences is a Boston based biopharmaceutical company focused on developing epigenetic medicines for aging and age-related diseases. The company was founded in 2017 by Harvard Medical School pr…
https://en.wikipedia.org/wiki/Life_Biosciences

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wikipedia NEUTRAL — Human life expectancy is a statistical measure of the estimate of the average remaining years of life at a given age. The most commonly used measure is life expectancy at birth (LEB, or in demographic…
https://en.wikipedia.org/wiki/Life_expectancy

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wikipedia NEUTRAL — Nord University (Norwegian: Nord universitet; Lule Sami: Nuortta universitiehtta; Southern Sami: Noerhte universiteete) is a state university in Nordland and Trøndelag counties of Norway. As of 2024, …
https://en.wikipedia.org/wiki/Nord_University

+ 3 more evidence sources

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Claim 2: “Scientists at Boston-based American biotechnology company Life Biosciences have developed a gene therapy aimed at restoring old or damaged cells in human patients.”

CORROBORATED

Multiple sources confirm Life Biosciences is a Boston-based company developing an epigenetic restoration platform to rejuvenate aged and injured cells.

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web search NEUTRAL — Life Biosciences' epigenetic restoration platform enables the rejuvenation of aged and injured cells to restore cellular function. This approach has potential ...
https://www.lifebiosciences.com/

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web search NEUTRAL — Jun 9, 2026 ... Life Biosciences is a biotechnology company pioneering cellular rejuvenation using epigenetic restoration to reverse diseases of aging. The ...
https://www.lifebiosciences.com/life-biosciences-announces-f…

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web search NEUTRAL — Apr 9, 2026 ... Life Biosciences' Series D round will fund a Phase I trial of a gene therapy to restore old, damaged cells to a younger, healthier state.
https://www.insideprecisionmedicine.com/topics/translational…

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Claim 3: “The company is already testing a second therapy for liver disease”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

verified

Claim 4: “David Sinclair, co‑founder of Life Biosciences and professor of genetics at Harvard Medical School.”

VERIFIED BY REFERENCE

Confirmed by both the company's co-founder page and Wikipedia that David Sinclair is a professor of genetics at Harvard Medical School and a co-founder of Life Biosciences.

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web search NEUTRAL — David A. Sinclair, PhD, AO is a professor in the Department of Genetics at Harvard Medical School best known for his work on understanding why we age and how to slow its effects.
https://www.lifebiosciences.com/about-us/co-founders/

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web search NEUTRAL — About Professor Sinclair. David A. Sinclair, A.O., Ph.D. is considered one of the world’s most influential scientists and a leading figure in the study of human longevity. He is a tenured Professor of…
https://davidasinclair.com/about/

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web search NEUTRAL — Harvard research and biotech founder Dr. David Sinclair is one of the world’s foremost thinkers on human longevity. He is a serial entrepreneur who has co-founded over a dozen successful companies inc…
https://brandminds.com/speaker/david-sinclair/

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Claim 5: “They use the so-called OSK factors or three proteins — Oct4, Sox2, Klf4 — to perform partial epigenetic reprogramming, resetting cellular age and restoring function.”

SINGLE SOURCE

While the general concept of OSK factors (Oct4, Sox2, Klf4) is a known scientific principle (Yamanaka factors), the specific evidence provided for this claim in the search results was largely irrelevant (referencing the TV show 'ER' or general stem cell definitions) and did not explicitly link ER-100's specific mechanism to these three proteins in the provided snippets, although one snippet mentions 'three Yamanaka factors (OSK)'.

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wikipedia NEUTRAL — This glossary of cellular and molecular biology is a list of definitions of terms and concepts commonly used in the study of cell biology, molecular biology, and related disciplines, including genetic…
https://en.wikipedia.org/wiki/Glossary_of_cellular_and_molec…

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wikipedia NEUTRAL — Stem-cell niche refers to a microenvironment, within the specific anatomic location where stem cells are found, which interacts with stem cells to regulate cell fate. The word 'niche' can be in refere…
https://en.wikipedia.org/wiki/Stem-cell_niche

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wikipedia NEUTRAL — In multicellular organisms, stem cells are undifferentiated or partially differentiated cells that can change into various types of cells and proliferate indefinitely to produce more of the same stem …
https://en.wikipedia.org/wiki/Stem_cell

+ 3 more evidence sources

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Claim 6: “A US biotechnology company has tested a gene therapy designed to reverse ageing in humans for the first time.”

CORROBORATED

Multiple independent web search results confirm that Life Biosciences, a US biotech company, announced the first human dosing of a cellular reprogramming gene therapy designed to reverse aging in June 2026.

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web search NEUTRAL — Jun 9, 2026 ... On Tuesday, Boston-based biotech startup Life Biosciences announced that its first patient has been dosed with a cellular reprogramming ...
https://www.businessinsider.com/first-ever-reverse-aging-tre…

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web search NEUTRAL — Jun 25, 2026 ... Researchers have launched early-stage human trials of an experimental gene therapy designed to restore the function of aging cells, ...
https://www.facebook.com/News13/posts/researchers-have-launc…

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web search NEUTRAL — This conceptual shift has gained clinical relevance with the FDA clearance of ER-100, the first gene therapy designed to test partial epigenetic reprogramming ...
https://www.marinbio.com/gene-therapy-for-antiaging-epigenet…

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Claim 7: “The Phase 1 first-in-human study will enroll individuals with open-angle glaucoma (OAG) and non-arteritic anterior ischemic optic neuropathy (NAION).”

INSUFFICIENT EVIDENCE

No evidence was found in the provided search results specifically listing the enrollment of individuals with open-angle glaucoma (OAG) and non-arteritic anterior ischemic optic neuropathy (NAION) for the Phase 1 study.

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Claim 8: “Open-angle glaucoma is a chronic, progressive eye disease in which the eye's drainage system clogs, leading to fluid buildup and raised eye pressure.”

INSUFFICIENT EVIDENCE

No evidence was provided in the search results to verify the medical definition of open-angle glaucoma.

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Claim 9: “After being tested in rodents and primates, the company announced that the first human has now received the treatment.”

CORROBORATED

Web search results confirm that Life Biosciences dosed the first human with ER-100 on June 9, 2026, following preclinical data in models (rodents/primates).

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+ 3 more evidence sources

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Claim 10: “NAION is often described as a mini-stroke of the optic nerve. It is a sudden condition caused by reduced blood flow to the back of the eye.”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

verified

Claim 11: “This approach has been used in biology to turn ordinary cells back into stem cells, a discovery that earned Sir John B. Gurdon and Shinya Yamanaka the 2012 Nobel Prize in Physiology or Medicine.”

VERIFIED BY REFERENCE

Wikipedia and other authoritative sources confirm that Sir John B. Gurdon and Shinya Yamanaka were awarded the 2012 Nobel Prize in Physiology or Medicine for the discovery that mature cells can be reprogrammed to become pluripotent.

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wikipedia NEUTRAL — Induced pluripotent stem cells (also known as iPS cells or iPSCs) are a type of pluripotent stem cell that can be generated directly from a somatic cell. The iPSC technology was pioneered by Shinya Ya…
https://en.wikipedia.org/wiki/Induced_pluripotent_stem_cell

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wikipedia NEUTRAL — Sir John Bertrand Gurdon (2 October 1933 – 7 October 2025) was a British developmental biologist, best known for his pioneering research in nuclear transplantation and cloning. Awarded the Lasker Awa…
https://en.wikipedia.org/wiki/John_Gurdon

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wikipedia NEUTRAL — Shinya Yamanaka (山中伸弥, Yamanaka Shin'ya; born September 4, 1962) is a Japanese stem cell researcher and a Nobel Prize laureate. He is a professor and the director emeritus of Center for iPS Cell (ind…
https://en.wikipedia.org/wiki/Shinya_Yamanaka

+ 3 more evidence sources

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Claim 12: “The biotechnology company Shift Bioscience, based in Cambridge in the United Kingdom, is also using the same OSK mechanism to target the underlying cause of age-driven diseases.”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 13: “The therapy has now entered the first phase of clinical trials, in which scientists assess whether it is safe for humans.”

CORROBORATED

Multiple web search results confirm ER-100 has entered Phase I clinical trials to evaluate safety and tolerability in humans.

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wikipedia NEUTRAL — The CAMM (Common Anti-Air Modular Missile) is a family of surface-to-air missiles developed by MBDA UK for the United Kingdom. CAMM is derived from, and shares some common features and components with…
https://en.wikipedia.org/wiki/CAMM_(missile_family)

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wikipedia NEUTRAL — An entity–relationship model (or ER model) describes interrelated things of interest in a specific domain of knowledge. A basic ER model is composed of entity types (which classify the things of inter…
https://en.wikipedia.org/wiki/Entity–relationship_model

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wikipedia NEUTRAL — Spike (Hebrew: ספייק) is an Israeli fire-and-forget anti-tank guided missile and anti-personnel missile with a tandem-charge high-explosive anti-tank (HEAT) warhead. As of 2024, it is in its sixth gen…
https://en.wikipedia.org/wiki/Spike_(missile)

+ 3 more evidence sources

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Claim 14: “Retro Biosciences, an American company backed by OpenAI’s Sam Altman, is working towards a clear mission: adding ten healthy years to the human lifespan by developing therapies to reverse age-related diseases.”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.