Freezing tolerance of sea urchin embryo pigment cells

  title={Freezing tolerance of sea urchin embryo pigment cells},
  author={Natalya V. Ageenko and Konstantin Kiselev and Nelly A. Odintsova},
  journal={Russian Journal of Marine Biology},
Various stresses, including exposure to cold or heat, can result in a sharp increase in pigmentation of sea urchin embryos and larvae. The differentiation of pigment cells is accompanied by active expression of genes involved in the biosynthesis of naphthoquinone pigments and appears to be a part of the defense system protecting sea urchins against harmful… CONTINUE READING