نتایج جستجو برای: pestalotiopsis
تعداد نتایج: 371 فیلتر نتایج به سال:
Pestalotiopsis mangiferae Coelomycete fungi were used to examine the production of taxol. The taxol isolated from this fungus is biologically active against cancer cell lines were investigated for its antiproliferative activity in human Non Small Cell Lung Cancer A549 cells. The results showed that the methylene chloride extraction of Pestalotiopsis mangiferae inhibited the proliferation of A 5...
Species of Pestalotiopsis occur commonly as plant pathogens, and represent a fungal group known to produce a wide range of chemically novel, diverse metabolites. In the present study, we investigated 91 Pestalotiopsis isolates from the CBS-KNAW Fungal Biodiversity Centre (CBS) culture collection. The phylogeny of the Amphisphaeriaceae was constructed based on analysis of 28S nrRNA gene (LSU) se...
Hemiberlesia pitysophila Takagi is an extremely harmful exotic insect in forest to Pinus species, including Pinus massoniana. Using both morphological taxonomy and molecular phylogenetics, we identified 15 strains of entomogenous fungi, which belong to 9 genera with high diversities. Surprisingly, we found that five strains that were classified as species of Pestalotiopsis, which has been consi...
A study of microfungi associated with living Eucalyptus leaves and leaf litter revealed several novel and interesting taxa. Cladoriella eucalypti gen. et sp. nov. is described as a Cladosporium-like genus associated with litter collected in South Africa, while Fulvoflamma eucalypti gen. et. sp. nov. is newly described from leaf litter collected in Spain. Beta-conidia are newly reported for spec...
DNA data from a number of Pestalotiopsis isolates were analysed to investigate whether isolates from the same host are phylogenetically related. The validity of naming species of Pestalotiopsis based on host association was investigated. Regions of the ITS and 5.8S of the rDNA gene were amplified from genomic DNA using PCR. DNA characters were analysed using maximum parsimony (weighted and unwe...
A total of 343 endophytic fungal isolates representing 60 taxa including 30 morphotypes were isolated from the different parts of the Chinese medicinal plant, Tripterygium wilfordii. In most cases fungal strains were only identified to genus because species identification was difficult in these speciose genera. Non-sporulating isolates were designated as Morphotypes 1 to 30. The endophytic asse...
The genetic diversity of fungal endophytes in root, bark and twigs of four medicinally important plants, Azadirachta indica, Holarrhena antidysenterica, Terminalia arjuna and T. chebula were examined. Thirty isolates of Pestalotiopsis and two isolates of Bartalinia robillardoides were genotypically compared by RAPD techniques and 241 reproducible polymorphic bands were obtained using 23 random ...
The effect of antifungal compound from Bacillus subtilis strain LB5 was tested against conidial germination of Colletotrichum gloeosporioides and Pestalotiopsis eugeniae, causal agent of anthracnose and fruit rot of wax apple, respectively. Observation under scanning electron microscope and light compound microscope revealed that conidial germination was completely inhibited when treated with c...
Three Pestalotiopsis isolates were obtained from leaves of Coffea arabica and Rhodomyrtus tomentosa. Among them, two isolates produced versicolorous conidia, and the other produced concolorous conidia. Phylogenetic analysis based on a combination of ITS, β-tubulin and tef1 gene sequence data clearly confirms that they belong to two species and distinguishes them from other species in this genus...
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