Brazilian Supreme Court delays embryonic stem cell research ruling
The Brazilian Supreme Court - which was due last Wednesday to deliver its decision of whether its 2005 national law allowing human embryonic stem (ES) cell research is constitutional - has delayed the ruling because one of the eleven justices requested more time to consider the matter. The 2005...
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Artificial Gametes: The What, Why and How of Creating Sperm and Eggs in the Lab
by Ailsa Stevens
Scientists in Newcastle can now produce early stage human sperm cells from stem cells in the laboratory. This research is important for furthering our understanding of human development. If human eggs could be produced using similar methods in future, then this could potentially allow babies to be created without the...