How to Use ectoderm in a Sentence

ectoderm

noun

• Neural cells form as a thickening of the ectoderm that runs down the center of the embryo from head to tail.
  — John Timmer, ArsTechnica, 23 Sep. 2026
• One of those earlier findings was that the ectoderm of the early embryo activates two genes, one in the front half of the embryo, one in the back.
  — John Timmer, ArsTechnica, 23 Sep. 2026
• One big question has always been whether cells in the ectoderm were already destined to become the forebrain, midbrain, and hindbrain.
  — Mike McRae 21, New Atlas, 22 Sep. 2026
• The discovery explains why attempts in the past to develop hindbrain neurons from ectoderm stem cells failed – those cells had already been locked in as forebrain or midbrain neurons.
  — Mike McRae 21, New Atlas, 22 Sep. 2026
• As far back as the 1950s, the Dutch embryologist Peter Nieuwkoop argued that the human brain’s precursor cells were all identical in the ectoderm.
  — Mike McRae 21, New Atlas, 22 Sep. 2026