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Genetic and morphological diversity of the genus penicillium from mazandaran and tehran provinces, Iran
Authors
M. Abastabar
J. Akhtari
+9 more
H. Badali
A. Ghojoghi
I. Haghani
M.T. Hedayati
H. Mirhendi
M. Moazeni
R. Mohammadi
A. Rezaei-Matehkolaei
T. Shokohi
Publication date
1 January 2016
Publisher
Doi
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on
PubMed
Abstract
Background: The genus Penicillium contains a large number of ubiquitous environmental taxa, of which some species are clinically important. Identification of Penicillium down to the species level is currently based on polyphasic criteria, including phenotypic features and genetic markers. Biodiversity of the genus Penicillium from Mazandaran and Tehran provinces has not been described. Objectives: The current paper focused on the environmental biodiversity of Penicillium isolates within some areas of Mazandaran and Tehran provinces, based on morphological traits and the molecular data from partial sequence of the β-tubulin (BT2) gene. Materials and Methods: A total of 400 strains were isolated from the environment and investigated using morphological tests and sequencing of BT2, in order to characterize the spectrum of the Penicillium species. Results: Sequence analysis of BT2 and morphological criteria of 20 strains representative of 10 species showed that Penicillium chrysogenum was the most prevalent species (n = 6), followed by P. polonicum (n = 3), P. glabrum (n = 2), P. palitans (n = 2), P. melanoconidium (n = 2), and other species, including P. expansum, P. canescense, P. griseofulvum, P. italicum, and P. raistrickii with one case each. Conclusions: It was shown that partial β-tubulin sequence, as a reliable genetic target, supported specific morphological criteria for identification of the Penicillium species. Like other assessments throughout the world, P. chrysogenum remains the most frequent environmental Penicillium species in Mazandaran and Tehran Provinces. © 2016 Ahvaz Jundishapur University of Medical Sciences
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Last time updated on 10/10/2019