The starch chain associations and the starch protein interaction might be other factors influencing the Tp. The increase in moisture content of HMT caused a gradual decrease of the Pv for HMT starches, consistent with previous reports (Jiranuntakul et al., 2011; Puncha-arnon et al., 2013; Sun et al., 2014; Watcharatewinkul et al., 2009)