1-Naphthaleneacetic acid (NAA) is a synthetic phytohormone auxin that is added to cell culture media such as Murashige & Skoog media and Chu′s N6 media.
1-Naphthaleneacetic acid has been used:
to modify MS media for the initiation of callus[1]
as a supplement in solid K3 medium for the selection of transformants[2]
in the preparation of culture medium like V-KM medium and Cg medium[3]
Biochem/physiol Actions
1-Naphthaleneacetic acid is one of the synthetic auxins, used in plant propagation.[4]It can induce the formation of lateral and adventitious roots.[5]