sentence: The identification of components acting in auxin signaling provided insights into principles that might confer specificity to such hormonal responses , but additional reports demonstrated that less specific cellular processes contribute to the orchestration of auxin effects as well ( Dhonukshe et al ., 2008 ; Kitakura et al ., 2011 ; Korbei et al ., 2013 ; Rosado et al ., 2010 , 2012 ; Wang et al ., 2013a ) .