Molecular and structural characterization of expansins modulated by fungal endophytes in the Antarctic Colobanthus quitensis (Kunth) Bartl. Exposed to drought stress. - Morales-Quintana L; Barrera A; Hereme R; Jara K; Rivera-Mora C; Valenzuela-Riffo F; Gundel PE; Pollmann S; Ramos P (Plant physiology and biochemistry : PPB, 2021)