A higher proportion of
short-chain amylopectin will lead to increased swelling power
(Yuan, Lu, Cheng, & Li, 2008). Therefore, the declined swelling
power after addition with MS may be due to the increase of amylose
content and the change of chain-length distribution in amylopectin.
It was proved that restricted swelling starches are resistant
against shearing during cooking, thus the decline of swelling power
in our study was desirable for rice noodles.