Zavos generates concern

Journal editor threatens to pull a paper over cloning statements at press conference

Written byStephen Pincock
| 2 min read

Register for free to listen to this article
Listen with Speechify
0:00
2:00
Share

Controversial fertility expert Panayiotis Zavos triggered scientific uproar in London this week by announcing that he'd created cloned embryos using genetic material from dead people. But the editor of the journal that had already accepted a paper by Zavos on the subject has said he may pull the study from publication based on Zavos' announcement.

At a press conference Monday, the researcher said he had combined DNA from three dead people with cow oocytes to generate embryos in a proof of principal experiment, according to media reports.

Scientists, including the Royal Society, immediately said it was impossible to assess Zavos' claims without peer review and publication in a reputable journal.

But Zavos told reporters a study on the subject had been accepted for publication, news outlets reported. On his Web site he lists a paper entitled "Development of an interspecies-specific bioassay using the bovine oocyte model to evaluate the potential ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to more than 35 years of archives, as well as TS Digest, digital editions of The Scientist, feature stories, and much more!
Already a member? Login Here

Meet the Author

Share
Illustration of a developing fetus surrounded by a clear fluid with a subtle yellow tinge, representing amniotic fluid.
January 2026

What Is the Amniotic Fluid Composed of?

The liquid world of fetal development provides a rich source of nutrition and protection tailored to meet the needs of the growing fetus.

View this Issue
Human-Relevant In Vitro Models Enable Predictive Drug Discovery

Advancing Drug Discovery with Complex Human In Vitro Models

Stemcell Technologies
Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Beckman Coulter Logo
Skip the Wait for Protein Stability Data with Aunty

Skip the Wait for Protein Stability Data with Aunty

Unchained Labs

Products

Refeyn logo

Refeyn named in the Sunday Times 100 Tech list of the UK’s fastest-growing technology companies

Parse Logo

Parse Biosciences and Graph Therapeutics Partner to Build Large Functional Immune Perturbation Atlas

Sino Biological Logo

Sino Biological's Launch of SwiftFluo® TR-FRET Kits Pioneers a New Era in High-Throughout Kinase Inhibitor Screening

SPT Labtech Logo

SPT Labtech enables automated Twist Bioscience NGS library preparation workflows on SPT's firefly platform