Results 61 to 70 of about 1,096 (200)

Fungal endophytes can modulate plant invasion

open access: yesBiological Reviews, Volume 99, Issue 5, Page 1652-1671, October 2024.
ABSTRACT Symbiotic organisms may contribute to a host plant's success or failure to grow, its ability to maintain viable populations, and potentially, its probability of establishment and spread outside its native range. Intercellular and intracellular microbial symbionts that are asymptomatic in their plant host during some or all of their life cycle –
Nicholas W. Bard   +2 more
wiley   +1 more source

Imperfect Vertical Transmission of the Endophyte Neotyphodium in Exotic Grasses in Grasslands of the Flooding Pampa [PDF]

open access: yesMicrobial Ecology, 2008
Cool-season grasses establish symbioses with vertically transmitted Neotyphodium endophytes widespread in nature. The frequency of endophyte-infected plants in closed populations (i.e., without migrations) depends on both the differential fitness between infected and non-infected plants, and the endophyte-transmission efficiency. Most studies have been
Gundel, Pedro E.   +5 more
openaire   +5 more sources

General Access to Clavine Alkaloids via a Rhodium(I)‐Catalyzed Diastereoselective Hayashi‐Miyaura Reaction

open access: yesAdvanced Synthesis &Catalysis, Volume 366, Issue 6, Page 1397-1404, March 19, 2024.
Abstract We report the development of the diastereoselective rhodium(I)‐catalyzed intramolecular conjugate addition (Hayashi‐Miyaura reaction) of robust and easily handled 4‐pinacolboronic ester D‐tryptophan derivatives tethering an activated alkene as the acceptor.
Giovanni Leoni   +2 more
wiley   +1 more source

OCCURRENCE OF Neotyphodium AND Epichloë FUNGI IN MEADOW FESCUE AND RED FESCUE IN POLAND AND SCREENING OF ENDOPHYTE ISOLATES AS POTENTIAL BIOLOGICAL CONTROL AGENTS

open access: yesActa Scientiarum Polonorum: Hortorum Cultus, 2013
Neotyphodium and Epichloë endophytes often influence beneficially on the host plant. Thus, could be used as a biological factor enhancing grass growth and resistance to stress factors.
Dariusz Pańka   +2 more
doaj  

Ergovaline Stability in Tall Fescue Based on Sample Handling and Storage Methods

open access: yesFrontiers in Chemistry, 2014
Ergovaline is an ergot alkaloid produced by the endophyte Neotyphodium coenophialum (Morgan-Jones and Gams) found in tall fescue (Schedonorus arundinacea (Schreb.) Dumort.) and blamed for a multitude of livestock disorders.
Krista La Moen Lea   +4 more
doaj   +1 more source

Fungal seed treatments of cotton affect boll weevil development

open access: yesPest Management Science, Volume 80, Issue 3, Page 1566-1576, March 2024.
Fewer boll weevil larvae hatched and fewer adults emerged from fungal‐treated plants. In addition, the developmental time from oviposition to adult emergence was delayed in the fungal‐treated plants. Abstract BACKGROUND Nonpathogenic fungi associated with plants can enhance plant defenses against stress factors, including herbivory. This study assessed
Janaina C. S. Cunha   +4 more
wiley   +1 more source

Risks for animal health related to the presence of ergot alkaloids in feed

open access: yesEFSA Journal, Volume 22, Issue 1, January 2024.
Abstract The European Commission requested EFSA to provide an update of the 2012 Scientific Opinion of the Panel on Contaminants in the Food Chain (CONTAM) on the risks for animal health related to the presence of ergot alkaloids (EAs) in feed. EAs are produced by several fungi of the Claviceps and Epichloë genera.
EFSA Panel on Contaminants in the Food Chain (CONTAM)   +23 more
wiley   +1 more source

Neotyphodium / Epichloë ENDOPHYTES OF PERENNIAL RYEGRASS, MEADOW FESCUE AND RED FESCUE CULTIVARS CULTIVATED IN POLAND

open access: yesActa Scientiarum Polonorum: Hortorum Cultus, 2011
Grasses are very often infected by endophytic fungi of the Neotyphodium and Epichloë genera. They can produce metabolites toxic to livestock as well as beneficially affect grasses. Thus, endophytes can be used for plants improvement.
Dariusz Pańka
doaj  

Distribution of Neotyphodium endophytes in naturalised ryegrasses (Lolium spp.) in Japan

open access: hybridNZGA: Research and Practice Series, 2007
Introduced Lolium grasses are utilised in Japan for forage, turf and soil conservation. Many of these grasses have become naturalised in disturbed ecosystems. Neotyphodium endophytes in the tissues of grasses can increase host fitness by increasing tolerance to both biotic and abiotic stresses.
Masakane Yamashita   +5 more
openalex   +3 more sources

Vasoconstrictive Responses by the Carotid and Auricular Arteries in goats to Ergot Alkaloid Exposure

open access: yesFrontiers in Chemistry, 2014
A fungal endophyte (Neotyphodium coenophialum) infects most plants of ‘Kentucky 31’ tall fescue (Lolium arundinaceum) and produces ergot alkaloids that cause persistent constriction of the vascular system in grazing livestock.
Glen Eris Aiken, Michael F. Flythe
doaj   +1 more source

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