Results 111 to 120 of about 2,035 (203)

Purpurolic acid, a new natural alkaloid from Claviceps purpurea (Fr.) Tul.

open access: yes, 2015
A novel secondary metabolite from the sclerotia of Claviceps purpurea (Fr.) Tul. is described; the structure is based on ¹H and ¹³C NMR spectroscopy and electrospray mass spectrometry.
Mantle, PG   +3 more
core   +1 more source

Afternoon Ascospore Release in Claviceps purpurea Optimizes Perennial Ryegrass Infection

open access: yes
In Kentucky bluegrass (Poa pratensis), Claviceps purpurea, the causal agent of ergot, typically releases ascospores during the early-morning hours, between about midnight and 10:00 A.M., corresponding to time of flowering, when the unfertilized ovaries ...
Alderman, Stephen C.   +5 more
core  

Evaluation of the pesticidal effect of ethanolic extracts obtained from claviceps purpurea

open access: yes
The following project presents the ethanolic extraction of the compounds present in Claviceps Purpurea using a liquid-liquid and liquid-solid system, where the presence of alkaloids, flavonoids and anthocyanins was identified thanks to the obtaining of ...
Camacho Morales, Natalia Andrea   +1 more
core  

Diagnostisk fragmenteringsfiltrering for globalanalyse av alkaloider og indol-diterpenoider fra meldrøye ved bruk av LC-HRMS/MS i norske og kanadiske Claviceps-arter

open access: yes, 2019
The understanding of the cereal disease caused by ergot (C. purpurea) is important with reference to wildlife and agriculture as ergot produces toxins. The sample set used in this study consisted of 66 Claviceps sclerotia from five distinct geographical ...
Pauchon, Kari Anne
core  

Spectra of ergot alkaloids produced by Claviceps purpurea 1029c in solid-state fermentation system : influence of the composition of liquid medium used for impregnating sugar-cane pith bagasse

open access: yes, 1993
A total of 16 different combinations of the liquid nutrient medium used for impregnating sugar-cane pith bagasse have been evaluated for the production of total alkaloids by #Claviceps purpurea$ 1029c in a solid-state fermentation system, and for their ...
Roussos, Sevastianos   +3 more
core  

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