The Î±-amylases were named by Kuhn in 1925, because the hydrolysis products are in the alpha configuration. In 1930, Ohlsson discovered another amylase, which yielded a Î²-mannose and named it Î²-amylase. Î²-amylase was first purified in the 1940s (Schoch 1942, and Haworth et al. 1946).
Hedley, Texas. Hedley is a city in Donley County, Texas, United States. The population was 329 at the 2010 census, down from 379 at the 2000 census. Contents.
Surrounded by the beauty of the Texas Hill County, the City of Helotes is a vibrant community boasting a flourishing economy and a high quality of life. Located just northwest of San Antonio, Helotes was incorporated in 1981 as a Type A General Law City.