Researchers have uncovered how egg cells prepare for the creation of life. Their work reveals the secrets of the Balbiani ...

Scientists have officially grown a notochord—the tissues that act as the “GPS for the developing embryo” by guiding the ...

How cells utilize electric fields to guide their migration during embryonic development. As an embryo develops, cells ...

Over half of our genomes consists of thousands of remnants of ancient viral DNA, known as transposable elements, which are widespread across the tree of life. Once dismissed as the 'dark side' of the ...

Embryo models—that is, embryos created using stem cells—could provide a real alternative for studying some of the hardest ...

Human embryo clones have become a "holy ... A human life begins upwards of two weeks into development. We have this little bundle of cells." He admitted other scientists might be able to use ...

control cell development in the human embryo during the first days after fertilization. The ... Oct. 11, 2024 — Researchers have linked specific frequent defects in sperm to risk of pregnancy ...

Infertility is a major global challenge associated with physiological and psychological impact. Genetic mutations that affect ...

Destructive Human Embryonic Stem Cell Research—The term “destructive human embryonic stem cell research” means any research that involves the disaggregation of any human embryo for the ...

Old viral DNA, once thought to be gone forever, is reactivated in mammalian embryos, with each species showing unique ...