Amylase production of strains of anamorphic fungi isolated from leaf litter of Quercus sp.
Journal Title: Revista Científica Facultad de Ciencias Químicas y Farmacia - Year 2019, Vol 29, Issue 1
Abstract
Anamorphic fungi are a group of microorganisms of great importance because they produce a wide variety of substances as part of their secondary metabolism, as well as various enzymes useful in the degradation of different substrates. One of these enzymes are amylases, which degrade the starch to dextrin, maltose or free glucose. Therefore, having industrial applications for the manufacture of detergents, food, and textiles. In this study we evaluated the potential of 40 strains of anamorphic fungi isolated from Quercus sp. leaf litter collected in the Municipal Regional Park “Astillero Municipal de Tecpán” in Chimaltenango (N 14º 46' 48.81", O 91º 0' 27.42"), and the Ecological Park “Senderos de Alux” in San Lucas Sacatepéquez (N 14º 36' 43.41", O 90º 38' 15.92"). The production of amylases was evaluated through the index of enzymatic activity, which was evidenced by the detection of a degradation halo on starch agar, as well as by the measurement of the amylolytic activity of enzymatic extracts. Of the strains evaluated, 37 (95%) produced amylases. The amylolytic activities of the anamorphic fungi native strains correspond with those reported for species of industrial use. The strain that showed the highest amylolytic activity (625 (13.09) UA/dl) was Virgaria nigra SL12517, which is similar to that reported for other fungi used in industrial processes. This shows the amylolytic potential of anamorphic fungi of Quercus sp. leaf litter
Authors and Affiliations
Figueroa Ceballos, Ricardo; Morales Esquivel, Osberth; Bran González, María del Carmen
Keywords
Related Articles
- EP ID EP675523
- DOI -
- Views 172
- Downloads 1
Amylase production of strains of anamorphic fungi isolated from leaf litter of Quercus sp.
Anamorphic fungi are a group of microorganisms of great importance because they produce a wide variety of substances as part of their secondary metabolism, as well as various enzymes useful in the degradation of differen...
Thrombocytopenia versus SOFA to predict mortality in patients with sepsis in the Intensive Care Unit of a tertiary hospital in Guatemala
The most common coagulation disorder in the intensive care unit is thrombocytopenia. Considering the fundamental role of platelets in hemostasis and as markers of disseminated intravascular coagulation, a significant dec...
Metabolic Profile of Medical Students Before and After Work Shifts at Roosevelt, San Juan de Dios, Regional de Cuilapa, Escuintla and Nacional de Antigua Hospitals
The long work shifts of 16 to 24 hours and up to 32 to 36 hours that doctors have in the hospitals, exert a negative effect on their physical and emotional health. Alterations have been described in the levels of glycae...
Editorial 29 /2)
La actual coyuntura de emergencia sanitaria, ha verificado el valor del impacto de la inversión de tiempo y trabajo en la elaboración y actualización del sitio Web de la Revista Científica, situación que permitió estar...
Relación entre el tamaño de la tortuga anidadora y el número de huevos puestos por nido por parlama (Lepidochelys olivacea, Eschscholtz, 1829) en el Área de Usos Múltiples Hawaii, Santa Rosa, Guatemala
Las tortugas marinas pasan toda su vida en el océano, regresando a las playas únicamente en el momento en el que anidan. La parlama (Lepidochelys olivacea) es una de las especies que anida frecuentemente en el Pacífico d...