The phytopathogenic fungi Leptosphaeria maculans and Leptosphaeria biglobosa: chemotaxonomical characterization of isolates and metabolite production in different culture media (Record no. 43171)

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fixed length control field 02665nam a2200313Ia 4500
003 - CONTROL NUMBER IDENTIFIER
control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625124729.0
040 ## - CATALOGING SOURCE
Transcribing agency CICY
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-8909
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245 10 - TITLE STATEMENT
Title The phytopathogenic fungi Leptosphaeria maculans and Leptosphaeria biglobosa: chemotaxonomical characterization of isolates and metabolite production in different culture media
490 0# - SERIES STATEMENT
Volume/sequential designation Can. J. Microbiol., 53(3), p.364-371, 2007
520 3# - SUMMARY, ETC.
Summary, etc. Previous molecular chemotaxonomic analyses of isolates of the plant pathogenic fungus Leptosphaeria maculans (Desm.)Ces. et de Not. (asexual stage Phoma lingam (Tode ex Fr.)Desm.)in a chemically defined medium suggested that this species complex was composed of at least three distinct groups. Subsequently, a group within L. maculans was classified as Leptosphaeria biglobosa, on the basis of morphologic characteristics and the lack of sexual crossing. To obtain clarification regarding the metabolite profiles of the various groups or species of blackleg fungi, the objectives of this work were (i)to determine the chemical structures of metabolites produced by Canadian V isolates and Polish-type isolates in potato dextrose broth (PDB)and (ii)to determine the chemotaxonomic relationship among French isolates of L. biglobosa and among Canadian W isolates and Thlaspi isolates of L. maculans. Here, we report for the first time that Canadian V isolates grown in PDB produced 2,4-dihydroxy-3,6-dimethylbenzaldehyde, a metabolite never reported from L. maculans, but none of the usual phytotoxins (sirodesmins). In addition, we report a new metabolite, 2-[2-(5-hydroxybenzofuranyl)]- 3-(4-hydroxyphenyl)propanenitrile, from Polish-type isolates of L. maculans grown in PDB and the metabolite profiles of 16 Thlaspi isolates. The metabolite profiles of Thlaspi isolates indicate that these are part of two distinct groups, the Polish W group and the Canadian W group, i.e., L. biglobosa. Finally, we demonstrate that the metabolite profiles of the French isolaes classified as L. biglobosa are similar to those of Canadian W isolates.
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element BLACKLEG
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element DEPSILAIRDIN
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element PHOMA LINGAM
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element PHOMALAIRDENONES
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element PHOMALIDE
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element PHOMAMIDE
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element PHOMAPYRONES
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element POLANRAZINES
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element SIRODESMINS
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Soledade, M.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Pedras, C.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Chumala, P.B.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Yu, Y.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1MOTsbsFynLynWL-5rVheYndwJ4gdfDKT/view?usp=drivesdk">https://drive.google.com/file/d/1MOTsbsFynLynWL-5rVheYndwJ4gdfDKT/view?usp=drivesdk</a>
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Source of classification or shelving scheme Clasificación local
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-8909 25.06.2025 25.06.2025 Documentos solicitados