Although embryonic stem cells (ESCs) have been successfully derived from mice and rats, efforts to establish chimeric and germline-competent ESC lines in species beyond rodents have been unsuccessful.
Images of the multicellular development of the ichthyosporean Chromosphaera perkinsii, a close cousin of animals. In red, the membranes and in blue the nuclei with their DNA. The image was obtained ...
A new approach for delivering miniature research tools into the interior of egg cells and embryos has been developed, resolving a major bottleneck to using the gene-editing tool CRISPR-Cas9 in many ...
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