Ripe pumpkins from the Rajada Seca variety were obtained at
São José do Rio Preto Supplying Center (CEAGESP; São José do Rio
Preto, São Paulo, Brazil). Native maize, cassava and potato starches
were also purchased at the local market. Modified cassava starch
(intercrossed and acetylated), commercial name Amidomax 5800,
and modified maize starch (acid-hydrolyzed), commercial name
Gomagill 50, were provided by Cargill Agricola S/A. The modified starches used were food-grade and safe for consumption