The carbon sources, nitrogen sources and vitamin requirements for the growth of Ceratopycnidium baccharidicola (an endophyte of Baccharis coridifolia) were studied. The fungus utilized several carbon sources: pectin, sucrose, fructose, glucose, maltose, cellobiose, xylose, arabinose, mannitol, mannose and sorbitol. Sucrose and fructose were found to be the best carbon sources. Nitrogen sources utilized by the endophyte included: nitrates, ammonium and amino acids such as proline, asparagine and glycine. Undefined complex nitrogen sources such as soytone, tryptone, yeast extract and casamino acids supported excellent growth. In a defined medium, thiamine was the only vitamin required for growth. Under optimum conditions the vegetative growth of C. baccharidicola was enhanced six fold over its growth in glucose-asparagine medium.
Documento: | Artículo |
Título: | Nutritional requirements for growth of an endophyte: Ceratopycnidium baccharidicola. |
Autor: | Bertoni, M.D.; Levin, L. |
Filiación: | Departamento de Ciencias Biológicas, Facultad de Ciencias Exactas y Naturales, Buenos Aires, Argentina |
Palabras clave: | carbohydrate; carbon; mycotoxin; nitrogen; thiamine; vitamin; article; biosynthesis; carbohydrate metabolism; comparative study; culture medium; drug effect; fungus; growth, development and aging; metabolism; methodology; microbiology; mycology; plant; Carbohydrate Metabolism; Carbohydrates; Carbon; Culture Media; Fungi; Mycology; Mycotoxins; Nitrogen; Plants; Thiamine; Vitamins |
Año: | 1997 |
Volumen: | 29 |
Número: | 3 |
Página de inicio: | 131 |
Página de fin: | 136 |
Título revista: | Revista Argentina de microbiología |
Título revista abreviado: | Rev. Argent. Microbiol. |
ISSN: | 03257541 |
CAS: | carbon, 7440-44-0; nitrogen, 7727-37-9; thiamine, 59-43-8, 67-03-8; Carbohydrates; Carbon, 7440-44-0; Culture Media; Mycotoxins; Nitrogen, 7727-37-9; Thiamine, 59-43-8; Vitamins |
Registro: | https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_03257541_v29_n3_p131_Bertoni |