The Philadelphia Medical Examiner’s Office found that nitazenes, a synthetic opioid up to 40 times more powerful than fentanyl[1], were connected to at least five overdose deaths[2] in Philadelphia in the past two years.

The nitazene deaths are just a small

Read more …Nitazenes found in 5 overdose deaths in Philly – here’s what they are and why they’re so deadly

Neural crest cells -- embryonic pluripotent cells within the facial primordium -- may be necessary for forming proper animal facial structures. Researchers have produced neural crest cell-rich aggregates from human pluripotent stem cells and developed a method to differentiate them in cell populations with a branchial arch-like gene expression pattern.
Read more …Cells putting on a face

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