Pox Vaccine Treats Liver Cancer

A genetically engineered smallpox vaccine improved the survival of liver cancer patients participating in a phase II clinical trial.

Written byCristina Luiggi
| 1 min read

Register for free to listen to this article
Listen with Speechify
0:00
1:00
Share

DREAMSTIME.COM, SUTO NORBERT

High doses of a smallpox vaccine modified to lyse cancer cells improved the survival rates of patients with advanced liver cancer, according to the results of phase II clinical trials, which were reported last weekend at the American Association for the Study of Liver Diseases meeting.

Developed by the San Francisco-based biotech, Jennerex, the JX-594 vaccine uses the pox strain once used to vaccinate people against smallpox, but which has been genetically altered to specifically infect solid tumors by targeting common genetic cancer defects. When administered at varying doses to 30 liver cancer patients participating in a mid-stage clinical trial run jointly by Jennerex and the University of California, San Diego, patients who received high doses lived for a median of 13.8 months, whereas patients ...

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

Related Topics

Meet the Author

Share
December digest cover image of a wooden sculpture comprised of multiple wooden neurons that form a seahorse.
December 2025, Issue 1

Wooden Neurons: An Artistic Vision of the Brain

A neurobiologist, who loves the morphology of cells, turns these shapes into works of art made from wood.

View this Issue
Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

Merck
Stacks of cell culture dishes, plates, and flasks with pink cell culture medium on a white background.

Driving Innovation with Cell Culture Essentials

MilliporeSigma purple logo
Abstract wireframe sphere with colorful dots and connecting lines representing the complex cellular and molecular interactions within the tumor microenvironment.

Exploring the Inflammatory Tumor Microenvironment 

Cellecta logo
An image of a DNA sequencing spectrum with a radial blur filter applied.

A Comprehensive Guide to Next-Generation Sequencing

Integra Logo

Products

brandtech logo

BRANDTECH® Scientific Announces Strategic Partnership with Copia Scientific to Strengthen Sales and Service of the BRAND® Liquid Handling Station (LHS) 

Top Innovations 2026 Contest Image

Enter Our 2026 Top Innovations Contest

Biotium Logo

Biotium Expands Tyramide Signal Amplification Portfolio with Brighter and More Stable Dyes for Enhanced Spatial Imaging

Labvantage Logo

LabVantage Solutions Awarded $22.3 Million U.S Customs and Border Protection Contract to Deliver Next-Generation Forensic LIMS