• Physiological importance of polyamines 

      Lenis, Yasser Y.; Elmetwally, Mohammed A.; Maldonado-Estrada, Juan G.; Bazer, Fuller W. (2017)
      Polyamines are polycationic molecules that contain two or more amino groups (-NH3 +) and are present in all eukaryotic and prokaryotic cells. Polyamines are synthesized from arginine, ornithine, and proline, and from ...