What's the difference between spongin and spongoblast?

Spongin


Definition:

  • (n.) The chemical basis of sponge tissue, a nitrogenous, hornlike substance which on decomposition with sulphuric acid yields leucin and glycocoll.

Example Sentences:

  • (1) In situ hybridization using EmC4 cDNA and electron microscopy suggested that the cells expressing these genes were secreting spongin, a non-fibrillar, surface collagen of these sponges.
  • (2) Calcareous particles present in Pacific waters at depths of 50 to 3500 meters were collected by filtering seawater through spongin matrix.
  • (3) Spherulous cells are large and tightly packed in the outer layer of the ectosome and in the meshwork of the spongin fibres of the central axis.

Spongoblast


Definition:

  • (n.) One of the cells which, in sponges, secrete the spongin, or the material of the horny fibers.

Example Sentences:

Words possibly related to "spongin"

Words possibly related to "spongoblast"