Tsukuba, Japan—Efforts to observe chicken embryonic development date back to Aristotle date back to 300 BC. However, because the chicken's eggshell is opaque, it has been necessary to break the shell ...

Feathers are important for birds today, enabling flight, warmth, and communication. Now, researchers from the University of Geneva have traced the origin of feathers. Scientists believe feathers ...

The aim of this study is to investigate the effect of etofenamate, a nonsteroidal anti-inflammatory drug, on the development of midline closure defects in early chick embryos. The study was conducted ...

This study investigated the dose- and tissue-dependent effects of cannabidiol (CBD) on the antioxidant status of developing chicken embryos, a key model for vertebrate development. Fertilized eggs ...