Microplastics have been discovered in human follicular fluid and semen, according to new research, raising concerns about ...

Natural foods dense in essential nutrients are being increasingly recognised for their ability to enhance reproductive ...

For the first time, mice born to two fathers have grown up and produced offspring, scientists in China reveal.

The active formative power for this process was thought to come entirely from the man – the existence of the human ovum (egg), like so much of basic biology, was unknown.

Artificial insemination or in vitro fertilization. 3D animation Sperm Cells Fertilizing Egg A realistic looking animation featuring dozens of sperm cells swimming around, with some attempting to ...

Timeline Published: 01 December 2000 The elusive cytostatic factor in the animal egg Yoshio Masui Nature Reviews Molecular Cell Biology 1, 228–231 (2000) Cite this article ...

The power of centromeres The researchers' aim was to find out what enables dogroses to transport their unpaired chromosomes into the egg cell in a targeted manner—a process that was not fully ...

A new international study presented today at the 41st Annual Meeting of the European Society of Human Reproduction and Embryology (ESHRE) reveals that IVF cycles involving male partners over the age ...

Molecular biology articles from across Nature Portfolio Molecular Biology is the field of biology that studies the composition, structure and interactions of cellular molecules such as nucleic ...

Proteins are the molecular building blocks and engines of the cell, and are involved in practically all life processes. Researchers at the Max Planck Institute of Biochemistry investigate the ...