What is the fine-grained topic of the following text: In this research the production of resistant starch (RS) from normal corn starch using heat moisture treatment (HMT) in combination with ultrasound assisted acid hydrolysis (HMT-USAH) or conventional acid hydrolysis (HMT-AH) was studied. Only return the topic.
Production of Resistant Starch from Corn Starch using Heat Moisture Treatment and Acid Hydrolysis Methods