In relationship with postnatal teeth development, periostin expression is restricted to the PDL [2, 11 ], and to the subodontoblast layer [27 ].

Not many koinobionts are ectoparasitoids, although a number of ichneumonoids (e.g. Tryphoninae; Adelognathinae; Polysphinctini; some Rogadinae) and a few eulophids are (Plate 1).

A poem may contain things which are significant in spite of the fact that the events it describes are a mere pictura of something which never happened.

Therefore, the increase in both SlAOX1a and SlAOX1c observed in the present work can be hypothesized as linked to an increase in cell respiration in the arbusculated cells to support the continuous increment in Pi released into the cell as a consequence of root colonisation, while the AMF AOX would be mainly associated to the early stages of the plant-fungus interaction.