Following fertilization, early plant embryos arise through a rapid initial diversification of their component cell types. As a result, this series of coordinated cell divisions rapidly sculpts the embryo's body plan. The ...
Plants & Animals
Jun 21, 2021
0
13
Scientists have identified key molecular events in the developing human embryo between days 7 and 14—one of the most mysterious, yet critical, stages of our development.
Biotechnology
Jun 17, 2021
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143
The "miracle of life" is most obvious at the very beginning: When the fertilized egg cell divides by means of furrows into blastomeres, envelops itself in an amniotic sac, and unfolds to form germ layers. When the blastomeres ...
Cell & Microbiology
Jun 8, 2021
0
122
Scientists at the Centro Nacional de Investigaciones Cardiovasculares (CNIC), working in partnership with researchers at the Institut de Recherches Cliniques de Montréal (IRCM) in Canada, have identified Meis transcription ...
Cell & Microbiology
Jun 3, 2021
0
16
Carbon degassed from planetary mantles by volcanic activity plays an important role in the planetary surface environment. However, how the carbon content in the Earth's mantle was established is still poorly understood. Here ...
Planetary Sciences
Jun 1, 2021
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5
New guidelines released Wednesday remove a decades-old barrier to stem cell research, recommending that researchers be allowed to grow human embryos longer under limited conditions.
Cell & Microbiology
May 26, 2021
2
13
It's well known that reptiles depend on temperature cues while in the egg to determine a hatchling's sex. Now, researchers writing in the journal Trends in Ecology & Evolution on May 26 say that embryos of many different ...
Plants & Animals
May 26, 2021
0
140
In vitro fertilization fulfills the wishes of half a million parents each year, yet the fertility treatment leaves plenty of room for improvement. A majority of potential embryos are ruled out for implantation, flagged by ...
Biotechnology
May 25, 2021
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25
What are the most delicate and valuable things you have handled? How would you feel if your daily job involved handling human eggs and any mistakes would affect someone's life?
Biotechnology
May 18, 2021
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11
Only one in three fertilizations leads to a successful pregnancy. Many embryos fail to progress beyond early development. Cell biologists at the Max Planck Institute (MPI) for Biophysical Chemistry in Göttingen (Germany), ...
Cell & Microbiology
May 10, 2021
0
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