Sad sack or serious salvation? A small group of scientists is angling to replace laboratory animals with living “organ sacks” grown from human cells. R3 Bio, a billionaire-backed biotech startup, is ...

Every year, millions of animals are used in laboratories, and for many people, the image is immediate and uncomfortable: ...

Here’s what you’ll learn when you read this story: With more than 100,000 people in need of an organ transplant in the U.S. alone, scientists have turned toward perfecting human-animal chimeras as a ...

Organoids, organs-on-a-chip, and machine learning technologies have improved dramatically in recent years, but have they come far enough to replace animal research? Additionally, despite attempts to ...

Xenotransplantation has made significant strides over the past few decades. BSIP/Universal Images Group via Getty Images As a cardiac transplant surgeon, I have personally witnessed the tragedy of ...

Microphysiological systems (MPS) are in vitro platforms composed of 3-D constructs (including spheroids, organoids, bioprinted, and tissue/organs-on-chips) of human or animal origin in ...

Please provide your email address to receive an email when new articles are posted on . The FDA announced plans in 2025 to reduce animal testing requirements in biomedical research. New approach ...