Researchers at Brown University and Women & Infants Hospital of Rhode Island have developed a way to extract information about gene expression from fertile human egg cells without hurting them.

For all animals, development begins with the embryo.

Consortia of European scientists show new role for master patterning genes in defining number of vertebrae in spine.

By Pescador, Rosete Kerbauy, Gilberto B; Kraus, Jane E; de Melo Ferreira, Wagner; Guerra, Miguel Pedro; de Cassia L Figueiredo- Ribeiro, Rita Abstract Comparative analysis of zygotic and somatic embryogenesis of Acca sellowiana showed higher amounts of sucrose, fructose, raffinose, and myo-inositol in zygotic embryos at different developmental stages than in corresponding somatic ones.

By Umehara, Mikihisa Ogita, Shinjiro; Sasamoto, Hamako; Koshino, Hiroyuki; Et al Abstract In Japanese larch (Larix leptolepis Gordon), a well- developed suspensor forms during somatic embryogenesis. The suspensor is the essential tissue for development of the embryo proper.