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Journal articles on the topic 'Phialides'

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1

Tsuneda, A., and R. S. Currah. "Pleomorphic conidiogenesis among strains of Knufia cryptophialidica." Canadian Journal of Botany 83, no. 5 (2005): 510–17. http://dx.doi.org/10.1139/b05-029.

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Pleomorphic conidiogenesis was examined in four strains of Knufia cryptophialidica Hutchison & Untereiner in culture. The ex-type strain (DAOM 216555) was the most plastic, exhibiting various patterns of conidiogenesis, and was the only strain that produced phialides, that is, the most important diagnostic structure of the genus, although many of these phialides were aberrant and produced abnormally swollen conidia that appeared to lack cytoplasm. Subsequently, hyphae emerged from the aberrant phialides and some of these hyphae later disarticulated to form thallic-arthric conidia. The ex-t
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2

O'Hara, E. B., and W. E. Timberlake. "Molecular characterization of the Aspergillus nidulans yA locus." Genetics 121, no. 2 (1989): 249–54. http://dx.doi.org/10.1093/genetics/121.2.249.

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Abstract We investigated the molecular organization of the region of Aspergillus nidulans chromosome I containing yA, a gene encoding the developmentally regulated enzyme conidial laccase. DNA fragments were identified that complemented the yA2 mutation and were shown to correspond to yA by genetic mapping and gene disruption experiments. The molecular map of the region was oriented to the genetic map by testing DNA fragments for their ability to complement a mutation in the tightly linked adE gene. The yA gene codes for a 2200 nucleotide mRNA that is present at low levels in vegetative cells
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3

Michel, Leiva-Mora, Natalys Solis, Alfredo Jiménez González, and David Anibal Guerrero Cando. "Aislamiento y caracterización de cepas nativas de Trichoderma en la provincia de Tungurahua, Ecuador." Bionatura 8, no. 3 (2023): 1–5. http://dx.doi.org/10.21931/rb/2023.08.03.5.

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The present work aimed to isolate and characterize native strains of Trichoderma from Tungurahua, Ecuador. Four methods were used for isolation, the serial dilutions from soil samples being the one that allowed the most significant amount of Trichoderma isolates to be obtained. The diameter of the hyphae, the diameter of the conidia, and the length of the phialides were very similar among the four Trichoderma isolates. The conidiophores were branched with a dry appearance, ellipsoidal to spherical shape. The walls of the conidia were smooth. The conidia were colorless to green. Bottle-shaped p
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4

Li, Xuan, Hong Luo, and Keqin Zhang. "A new species of Harposporium parasitic on nematodes." Canadian Journal of Botany 83, no. 5 (2005): 558–62. http://dx.doi.org/10.1139/b05-019.

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A new species, Harposporium thaumasium X. Li et K.Q. Zhang, was isolated from forest soil in Yunnan, China. This species produces small, curved conidia, singly or in groups, from globose or ellipsoid phialides. Unlike other known Harposporium, this species produced novel arthroconidia that did not disarticulate at septa but germinated to produce typical phialides and infective conidia. Solitary or catenulate chlamydospores were also produced within infected nematodes and in pure culture. Narrowly elliptical to D-shaped accessory conidia were produced, only on potato dextrose agar and dextrose
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5

Gams, W., K. O'Donnell, H. J. Schroers, and M. Christensen. "Generic classification of some more hyphomycetes with solitary conidia borne on phialides." Canadian Journal of Botany 76, no. 9 (1998): 1570–83. http://dx.doi.org/10.1139/b98-104.

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Unlike most phialide-producing fungi that liberate a multiplicity of conidia from each conidiogenous cell, only single conidia are formed on phialide-like conidiogenous cells in Aphanocladium, Verticimonosporium, and some species of Sibirina. A group of isolates obtained from soil of native Artemisia tridentata (sagebrush) grassland in Wyoming and from desert soil in Iraq is compared with these genera and classified as a fourth genus, Stanjemonium, honouring Stanley J. Hughes. Phylogenetic analyses of partial nuclear small- (18S) and large-subunit (28S) rDNA sequences indicate that Stanjemoniu
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6

Bissett, John. "A revision of the genus Trichoderma. II. Infrageneric classification." Canadian Journal of Botany 69, no. 11 (1991): 2357–72. http://dx.doi.org/10.1139/b91-297.

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The genus Trichoderma Pers.:Fr. is defined to include anamorphs of Hypocrea, previously placed in Gliocladium and Verticillium, having elongate phialides and irregularly branched conidiophores. A sectional classification is proposed for Trichoderma recognizing the following five sections: section Trichoderma, section Longibrachiatum Bissett, section Saturnisporum Doi et al., section Pachybasium (Sacc.) stat.nov., and section Hypocreanum sect.nov. Trichoderma lactea sp.nov. is described, typifying section Hypocreanum. The species in section Trichoderma have narrow and flexuous conidiophores and
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7

CHEN, WAN-HAO, DAN LI, YAN-JUN WEI, JIAN-DONG LIANG, and YAN-FENG HAN. "Ovicillium sinense, a new species from Guizhou, China." Phytotaxa 662, no. 2 (2024): 195–200. http://dx.doi.org/10.11646/phytotaxa.662.2.8.

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A new species, Ovicillium sinense, which was isolated from an infected pupa, is introduced. Morphological comparisons with extant species and DNA-based phylogenies from analysis of a multigene dataset of combined ITS, LSU and TEF sequence data support the establishment of the new species. It differs from other species by its phialides that are attenuated from the middle to the apex, the conidia aggregated in large globose to subglobose heads, and having shorter phialides and smaller conidia.
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8

Gu, Xin, Rui Wang, Quan Sun, Bing Wu, and Jing-Zu Sun. "Four new species of Trichoderma in the Harzianum clade from northern China." MycoKeys 73 (October 8, 2020): 109–32. http://dx.doi.org/10.3897/mycokeys.73.51424.

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The Harzianum clade of Trichoderma comprises many species, which are associated with a wide variety of substrates. In this study, four new species of Trichoderma, namely T. lentinulae, T. vermifimicola, T. xixiacum, and T. zelobreve, were encountered from a fruiting body and compost of Lentinula, soil, and vermicompost. Their colony and mycelial morphology, including features of asexual states, were described. For each species, their DNA sequences were obtained from three loci, the internal transcribed spacer (ITS) regions of the ribosomal DNA, the gene encoding the second largest nuclear RNA
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9

Ohara, Toshiaki, and Takashi Tsuge. "FoSTUA, Encoding a Basic Helix-Loop-Helix Protein, Differentially Regulates Development of Three Kinds of Asexual Spores, Macroconidia, Microconidia, and Chlamydospores, in the Fungal Plant Pathogen Fusarium oxysporum." Eukaryotic Cell 3, no. 6 (2004): 1412–22. http://dx.doi.org/10.1128/ec.3.6.1412-1422.2004.

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ABSTRACT The soil-borne fungus Fusarium oxysporum causes vascular wilt of a wide variety of plant species. F. oxysporum produces three kinds of asexual spores, macroconidia, microconidia, and chlamydospores. Falcate macroconidia are formed generally from terminal phialides on conidiophores and rarely from intercalary phialides on hyphae. Ellipsoidal microconidia are formed from intercalary phialides on hyphae. Globose chlamydospores with thick walls are developed by the modification of hyphal and conidial cells. Here we describe FoSTUA of F. oxysporum, which differentially regulates the develo
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10

Gu, Xin, Rui Wang, Quan Sun, Bing Wu, and Jing-Zu Sun. "Four new species of Trichoderma in the Harzianum clade from northern China." MycoKeys 73 (October 8, 2020): 109–32. https://doi.org/10.3897/mycokeys.73.51424.

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The Harzianum clade of Trichoderma comprises many species, which are associated with a wide variety of substrates. In this study, four new species of Trichoderma, namely T. lentinulae, T. vermifimicola, T. xixiacum, and T. zelobreve, were encountered from a fruiting body and compost of Lentinula, soil, and vermicompost. Their colony and mycelial morphology, including features of asexual states, were described. For each species, their DNA sequences were obtained from three loci, the internal transcribed spacer (ITS) regions of the ribosomal DNA, the gene encoding the second largest nuclear RNA
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11

Wang, Yuanbing, HONG YU, YONG-DONG DAI, et al. "Polycephalomyces yunnanensis (Hypocreales), a new species of Polycephalomyces parasitizing Ophiocordyceps nutans and stink bugs (hemipteran adults)." Phytotaxa 208, no. 1 (2015): 34. http://dx.doi.org/10.11646/phytotaxa.208.1.3.

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Polycephalomyces yunnanensis is described as a new species that parasitizes Ophiocordyceps nutans and stink bugs (hemipteran adults). It is characterized by the production of a viscous mass at the apex of its synnema, and it has two types of conidia (α- and β-conidia) and phialides (α- and β-phialides). A morphological and ecological investigation revealed that P. yunnanensis is distinct from any known species in the genus. Phylogenetic analyses based on the ITS and 5-locus (nrSSU, nrLSU, tef-1α, rpb1 and rpb2) data supported the treatment of this fungus as a distinct species.
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12

Talgø, V., A. Sletten, M. B. Brurberg, H. Solheim, and A. Stensvand. "Chalara fraxinea Isolated from Diseased Ash in Norway." Plant Disease 93, no. 5 (2009): 548. http://dx.doi.org/10.1094/pdis-93-5-0548a.

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European ash (Fraxinus excelsior), also known as common ash, occurs naturally inland in lower areas of southeastern Norway and along the southern coast of the country. It is important both as a forest and ornamental tree. During the last decade, dieback has become a disastrous disease on F. excelsior in many European countries. The anamorphic fungus Chalara fraxinea T. Kowalski (1), described for the first time from dying ash trees in Poland, is now considered the cause of ash dieback (2). In May of 2008, C. fraxinea was isolated from 1.5 m high diseased F. excelsior in a nursery in Østfold Co
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13

Lu, Yingling, Songyu Li, Zuoheng Liu, et al. "Morphology and phylogeny of two new species within Cordycipitaceae (Hypocreales) from China." MycoKeys 115 (March 17, 2025): 187–208. https://doi.org/10.3897/mycokeys.115.140683.

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Simplicillium and Leptobacillium, sister genera in the family Cordycipitaceae, exhibit a broad range of hosts or substrates. The identification of two novel species, from Simplicillium and Leptobacillium, was achieved by analysing morphological characteristics and phylogenetic data obtained from six molecular markers (ITS, nrSSU, nrLSU, tef-1α, rpb1 and rpb2). The two recently documented species are S. puwenense and L. longiphialidum. Morphologically, S. puwenense possessed slender solitary rod-shaped or columnar phialides with elliptical oval or cylindrical conidia forming small spherical hea
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14

Jacobs, K., M. J. Wingfield, A. Jacobs, and B. D. Wingfield. "A taxonomic re-evaluation of Phialocephala phycomyces." Canadian Journal of Botany 79, no. 1 (2001): 110–17. http://dx.doi.org/10.1139/b00-137.

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Phialocephala was established for species that produce their conidia from phialides at the apex of dark mononematous conidiophores. Phialocephala phycomyces (Auersw.) Kendrick was described more than a century ago as the only species of the genus Hantzschia. The phialides of P. phycomyces are not as deep-seated as those found in Phialocephala dimorphospora Kendrick, the type of Phialocephala, and conidium development occurs near the apex of the conidiogenous cell. Furthermore, P. phycomyces is characterized by reddish-brown conidiophores and is cycloheximide resistant. Based on morphological,
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15

Bonatelli, R., G. U. Valent, E. A. Luna, and W. Gadelha. "Abnormal development of phialides in a strain ofAspergillus niger." Experientia 41, no. 12 (1985): 1598–99. http://dx.doi.org/10.1007/bf01964827.

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16

Mueller, W. C., R. D. Goos, J. Quainoo, and A. T. Morgham. "The structure of the phialides (mucronate hyphopodia) of the Meliolaceae." Canadian Journal of Botany 69, no. 4 (1991): 803–7. http://dx.doi.org/10.1139/b91-104.

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Light and electron micrographs of the mucronate hyphopodia of several species of the Meliolaceae showed that these structures consist of a single cell that produces endogenous spores by an extension of the basal cytoplasm. These spores are separated from the basal cytoplasm by a septum and are extruded through an apical pore. Although the function of the spore is unknown, the term phialide seems more appropriate for these structures than the term mucronate hyphopodium. Key words: Meliolaceae, mucronate hyphopodia, phialide.
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17

Hussein, Anaam, Ghassan Sulaiman, Abdulkareem Jasim Hashim, and Sara Seddiq. "Improving Conditions for Gliotoxin Production by Local Isolates of Aspergillus fumigatus." Journal of Biotechnology Research Center 11, no. 1 (2017): 14–24. http://dx.doi.org/10.24126/jobrc.2017.11.1.512.

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Thirty two isolates of Aspergillus fumigatus were obtained from a total of 44 samples of sputum, nose swab and tracheal aspirate from suspected patient with aspergillosis were also collected from February 2014 to June 2014. A morphological examination of A. fumigatus was first made with naked eye and at low magnification power of microscope after that detailed examination was done by measuring the dimensions of the microscopic structures, photographing the microscopic structures and using relevant literature. Results appeared conical-shaped terminal vesicles, uniseriate row of phialides on the
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18

Lu, Yingling, Songyu Li, Zuoheng Liu, et al. "Morphology and phylogeny of two new species within Cordycipitaceae (Hypocreales) from China." MycoKeys 115 (March 17, 2025): 187–208. https://doi.org/10.3897/mycokeys.115.140683.

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<i>Simplicillium</i> and <i>Leptobacillium</i>, sister genera in the family Cordycipitaceae, exhibit a broad range of hosts or substrates. The identification of two novel species, from <i>Simplicillium</i> and <i>Leptobacillium</i>, was achieved by analysing morphological characteristics and phylogenetic data obtained from six molecular markers (ITS, nrSSU, nrLSU, <i>tef-1α</i>, <i>rpb1</i> and <i>rpb2</i>). The two recently documented species are <i>S. puwenense</i> and <i>L. longiphialidum</i>. Morphologically, <i>S. puwenense</i> possessed slender solitary rod-shaped or columnar phialides w
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19

Wei, De-Ping, Dhanushka N. Wanasinghe, Kevin D. Hyde, et al. "The genus Simplicillium." MycoKeys 60 (November 19, 2019): 69–92. http://dx.doi.org/10.3897/mycokeys.60.38040.

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Simplicillium species have a wide host range and an extensive distribution. Some species are associated with rusts, as well as other plant pathogenic fungi and play an important role in biological control. In this study, two specimens of Simplicillium were collected from Chiang Mai Province, Thailand. Simplicillium formicae sp. nov. was isolated from an infected ant and S. lanosoniveum from Ophiocordyceps unilateralis which is a new host record. Species were initially identified using ITS gene sequences and confirmed using morphology coupled with phylogenetic analyses of a combined nrLSU, nrSS
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20

Yuan, Zi-Qing, and Caroline Mohammed. "Ceratocystis moniliformopsis sp. nov., an early coloniser of Eucalyptus obliqua logs in Tasmania, Australia." Australian Systematic Botany 15, no. 1 (2002): 125. http://dx.doi.org/10.1071/sb00024.

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A new species of Ceratocystis with a Chalara anamorph was observed to cause black stains on the cut surfaces of recently felled Eucalyptus obliqua logs in south-western Tasmania, Australia. It is described as C. moniliformopsis because of its similarity to C. moniliformis in morphology of ascospores and perithecia. This is a homothallic species and is characterised by a thick perithecial peridium, ovoid perithecia and disciform-based perithecial necks with convergent ostiolar hyphae. The perithecia are covered with the following two types of ornamenting hyphae: hyaline, thin-walled, aseptate,
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21

Wei, De-Ping, Dhanushka N. Wanasinghe, Kevin D. Hyde, et al. "The genus Simplicillium." MycoKeys 60 (November 19, 2019): 69–92. https://doi.org/10.3897/mycokeys.60.38040.

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Simplicillium species have a wide host range and an extensive distribution. Some species are associated with rusts, as well as other plant pathogenic fungi and play an important role in biological control. In this study, two specimens of Simplicillium were collected from Chiang Mai Province, Thailand. Simplicillium formicae sp. nov. was isolated from an infected ant and S. lanosoniveum from Ophiocordyceps unilateralis which is a new host record. Species were initially identified using ITS gene sequences and confirmed using morphology coupled with phylogenetic analyses of a combined nrLSU, nrSS
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22

LI, DAN, WAN-HAO CHEN, HUI-LIN SHU, XIAO-LI TIAN, JIAN-DONG LIANG, and YAN-FENG HAN. "Cordyceps duyunensis, a new species from Doupeng Mount, Guizhou, China." Phytotaxa 677, no. 2 (2024): 144–54. https://doi.org/10.11646/phytotaxa.677.2.3.

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A new species, Cordyceps duyunensis, which was isolated from an infected pupa, is introduced. Morphological comparisons and phylogenies analysis of a multigene dataset (SSU, ITS, RPB1, RPB2 and TEF) support the establishment of the new species. It differs from related species by its smaller phialides.
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23

PONIZOVSKAYA, VALERIA B., ALEXEY A. GRUM-GRZHIMAYLO, MARINA L. GEORGIEVA, LYUDMILA Y. KOKAEVA, and ELENA N. BILANENKO. "Lecanicillium gracile (Cordycipitaceae), a new species isolated from mineral building materials." Phytotaxa 443, no. 3 (2020): 265–78. http://dx.doi.org/10.11646/phytotaxa.443.3.3.

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Lecanicillium isolates were obtained from deteriorated limestone and plaster inside historic buildings in Russia. Phylogenetic analysis of ITS and TEF1a sequence data coupled with morphological observations showed that three of the Lecanicillium isolates represent a new species, which we herein describe as Lecanicillium gracile. Lecanicillium gracile is morphologically similar to the closely related species, such as L. coprophilum, L. restrictum and L. testudineum, but differs by producing phialides secondarily on the initial phialides. Two another Lecanicillium isolates grouped with L. testud
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24

Kuthubutheen, A. J., and A. Nawawi. "Dictyochaeta hamata and D. pahangensis, two new species with lateral phialides." Mycological Research 94, no. 6 (1990): 840–46. http://dx.doi.org/10.1016/s0953-7562(09)81389-0.

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25

Mongkolsamrit, Noisripoom, Thanakitpipattana, Wutikhun, Spatafora, and Luangsa-ard. "Disentangling cryptic species with isaria-like morphs in Cordycipitaceae." Mycologia 110, no. 1 (2018): 230–57. http://dx.doi.org/10.1080/00275514.2018.1446651.

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A new genus and eight new species, all with isaria-like phialides, are described in Cordycipitaceae from Thailand. The new genus, Samsoniella, is segregated from Akanthomyces based on morphological and molecular evidence. Samsoniella differs from Akanthomyces in producing orange cylindrical to clavate stromata with superficial perithecia and orange conidiophores with isaria-like phialides and white to cream conidia. A new combination for CBS 240.32, originally identified as Paecilomyces farinosus (Isaria farinosa), and CBS 262.58, originally identified as Penicillium alboaurantium, respectivel
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26

Mead, Matthew E., Alexander T. Borowsky, Bastian Joehnk, et al. "Recurrent Loss of abaA, a Master Regulator of Asexual Development in Filamentous Fungi, Correlates with Changes in Genomic and Morphological Traits." Genome Biology and Evolution 12, no. 7 (2020): 1119–30. http://dx.doi.org/10.1093/gbe/evaa107.

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Abstract Gene regulatory networks (GRNs) drive developmental and cellular differentiation, and variation in their architectures gives rise to morphological diversity. Pioneering studies in Aspergillus fungi, coupled with subsequent work in other filamentous fungi, have shown that the GRN governed by the BrlA, AbaA, and WetA proteins controls the development of the asexual fruiting body or conidiophore. A specific aspect of conidiophore development is the production of phialides, conidiophore structures that are under the developmental control of AbaA and function to repetitively generate spore
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27

ZENG, QIAN, XU CHEN, WAN-HAO CHEN, and WEI-YI TIAN. "Samsoniella doupengshanensis, a new species from Guizhou, China." Phytotaxa 682, no. 2 (2025): 161–69. https://doi.org/10.11646/phytotaxa.682.2.4.

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A new species, Samsoniella doupengshanensis, isolated from an infected pupa, is introduced. Morphological comparisons and DNA-based phylogenies from analysis of a multigene dataset of combined ITS, LSU, RPB2 and TEF sequences support establishment of the new species. It differs from other species by its shorter phialides, smaller ellipsoidal conidia and pupa host.
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28

Chen, Wan-Hao, Chang Liu, Yan-Feng Han, Jian-Dong Liang, Wei-Yi Tian, and Zong-Qi Liang. "Three novel insect-associated species of Simplicillium (Cordycipitaceae, Hypocreales) from Southwest China." MycoKeys 58 (September 25, 2019): 83–102. http://dx.doi.org/10.3897/mycokeys.58.37176.

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In this paper, we introduce three new species of Simplicillium, viz. S. cicadellidae, S. formicidae and S. lepidopterorum, which were isolated from an infected leafhopper, ant and carpenterworm, respectively. Morphological comparisons and phylogenetic analyses based on multigene datasets (LSU+RPB1+RPB2+TEF and ITS+LSU) support the establishment of the three new species. Simplicillium cicadellidae was distinguished from other species in morphological characteristics by having smaller phialides and ellipsoidal conidia, and lacking octahedral crystals. The reverse of colonies were yellowish (#FFB
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Chen, Wan-Hao, Chang Liu, Yan-Feng Han, Jian-Dong Liang, Wei-Yi Tian, and Zong-Qi Liang. "Three novel insect-associated species of Simplicillium (Cordycipitaceae, Hypocreales) from Southwest China." MycoKeys 58 (September 25, 2019): 83–102. https://doi.org/10.3897/mycokeys.58.37176.

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In this paper, we introduce three new species of Simplicillium, viz. S. cicadellidae, S. formicidae and S. lepidopterorum, which were isolated from an infected leafhopper, ant and carpenterworm, respectively. Morphological comparisons and phylogenetic analyses based on multigene datasets (LSU+RPB1+RPB2+TEF and ITS+LSU) support the establishment of the three new species. Simplicillium cicadellidae was distinguished from other species in morphological characteristics by having smaller phialides and ellipsoidal conidia, and lacking octahedral crystals. The reverse of colonies were yellowish (#FFB
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30

Gams, W., K. O'Donnell, H. J. Schroers, and M. Christensen. "Generic classification of some more hyphomycetes with solitary conidia borne on phialides." Canadian Journal of Botany 76, no. 9 (1998): 1570–83. http://dx.doi.org/10.1139/cjb-76-9-1570.

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31

Juvvadi, Praveen Rao, Jarrod R. Fortwendel, Nadthanan Pinchai, B. Zachary Perfect, Joseph Heitman, and William J. Steinbach. "Calcineurin Localizes to the Hyphal Septum in Aspergillus fumigatus: Implications for Septum Formation and Conidiophore Development." Eukaryotic Cell 7, no. 9 (2008): 1606–10. http://dx.doi.org/10.1128/ec.00200-08.

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ABSTRACT A functional calcineurin A fusion to enhanced green fluorescent protein (EGFP), CnaA-EGFP, was expressed in the Aspergillus fumigatus ΔcnaA mutant. CnaA-EGFP localized in actively growing hyphal tips, at the septa, and at junctions between the vesicle and phialides in an actin-dependent manner. This is the first study to implicate calcineurin in septum formation and conidiophore development of a filamentous fungus.
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32

Zhang, Guang-Zhi, He-Tong Yang, Xin-Jian Zhang, et al. "Five new species of Trichoderma from moist soils in China." MycoKeys 87 (February 17, 2022): 133–57. http://dx.doi.org/10.3897/mycokeys.87.76085.

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Trichoderma isolates were collected from moist soils near a water source in different areas of China. ITS sequences were submitted to MIST (Multiloci Identification System for Trichoderma) and meets the Trichoderma [ITS76] standard. Combined analyses of phylogenetic analyses of both phylograms (tef1-α and rpb2) and morphological characteristics, revealed five new species of Trichoderma, namely Trichoderma hailarense, T. macrofasciculatum, T. nordicum, T. shangrilaense and T. vadicola. Phylogenetic analyses showed T. macrofasciculatum and T. shangrilaense belong to the Polysporum clade, T. hail
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33

Qiao, Min, Xing Du, Zhe Zhang, JianPing Xu, and ZenFen Yu. "Three new species of soil-inhabiting Trichoderma from southwest China." MycoKeys 44 (December 14, 2018): 63–80. http://dx.doi.org/10.3897/mycokeys.44.30295.

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Fungi in the genus Trichoderma are widely distributed in China, including in Yunnan province. In this study, we report three new soil-inhabiting species in Trichoderma, named as T.kunmingense, T.speciosum and T.zeloharzianum. Their colony and mycelial morphology, including features of asexual states, were described. For each species, their DNA sequences were obtained from three loci, the internal transcribed spacer (ITS) regions of the ribosomal DNA, the translation elongation factor 1-α encoding gene (tef1) and the gene encoding the second largest nuclear RNA polymerase subunit (rpb2). Our an
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34

Xu, Zhong-Shun, Li-ping Deng, Hai-Yan Wang, et al. "Description of two new species of Ophiocordyceps: O. sinocampes and O. cystidiata (Ophiocordycipitaceae, Hypocreales) from typical karst landform forests in Guizhou, China." MycoKeys 114 (February 13, 2025): 1–27. https://doi.org/10.3897/mycokeys.114.134323.

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Karst habitats are hotspots of diversity and endemism. Their naturally fragmented distributions across broad geographic landscapes have led to a complex array of smaller evolutionary ecosystems. Comprehensive biodiversity assessments of karst habitats have revealed that these ecosystems contain a high level of endemism. During a survey of cordycipitoid fungi in the karst region of southwest Guizhou, China, we identified and proposed two new species, based on morphology and multi-locus (nrSSU, nrLSU, tef, rpb1, and rpb2) phylogenetic analyses. O. cystidiatasp. nov. is characterized by gray-whit
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35

Zhang, Guang-Zhi, He-Tong Yang, Xin-Jian Zhang, et al. "Five new species of Trichoderma from moist soils in China." MycoKeys 87 (February 17, 2022): 133–57. https://doi.org/10.3897/mycokeys.87.76085.

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Trichoderma isolates were collected from moist soils near a water source in different areas of China. ITS sequences were submitted to MIST (Multiloci Identification System for Trichoderma) and meets the Trichoderma [ITS<sub>76</sub>] standard. Combined analyses of phylogenetic analyses of both phylograms (tef1-α and rpb2) and morphological characteristics, revealed five new species of Trichoderma, namely Trichoderma hailarense, T. macrofasciculatum, T. nordicum, T. shangrilaense and T. vadicola. Phylogenetic analyses showed T. macrofasciculatum and T. shangrilaense belong to the Polysporum cla
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36

MING, DA-QIONG, LING-YAN LUO, XIAO-XIA HE, et al. "Paracremonium lepidopterorum, a new insect-associated fungus." Phytotaxa 524, no. 2 (2021): 85–91. http://dx.doi.org/10.11646/phytotaxa.524.2.2.

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During a survey of entomopathogenetic fungi from Southwest China, a new species, Paracremonium lepidopterorum was isolated from a pupa. It differs from other Paracremonium species by its shorter cylindrical phialides and absence of slimy head of conidia and chlamydospores. Phylogenetic analyses based on the combined datasets of ITS+LSU+TUB confirmed that P. lepidopterorum is distinct from other species. The new species is formally described and illustrated, and compared to similar species.
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37

Beniwal, Abhijeet, Manumuraleekrishna, Amit Kumar Das, Nishat Hussain Ahmed, Prachala Rathod, and Radhika Tandon. "A rare case of Exophiala dermatitidis graft infection." Indian Journal of Ophthalmology - Case Reports 3, no. 3 (2023): 671–72. http://dx.doi.org/10.4103/ijo.ijo_2907_22.

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We report Exophiala dermatitidis graft infection in a 49-year-old female patient post penetrating keratoplasty. Microscopically, the slide culture showed abundant single-celled, oval, light-brown yeast-like cells that were arranged in chains. Also, a few septate hyphae with annelids bearing ellipsoidal conidia along with terminal and intercalary phialides were seen. To the best of our knowledge, this is the first such reported case in India. The infection was recalcitrant, and ultimately, visual recovery was not successful.
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38

Qiao, Min, Xing Du, Zhe Zhang, JianPing Xu, and ZenFen Yu. "Three new species of soil-inhabiting Trichoderma from southwest China." MycoKeys 44 (December 14, 2018): 63–80. https://doi.org/10.3897/mycokeys.44.30295.

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Fungi in the genus Trichoderma are widely distributed in China, including in Yunnan province. In this study, we report three new soil-inhabiting species in Trichoderma, named as T. kunmingense, T. speciosum and T. zeloharzianum. Their colony and mycelial morphology, including features of asexual states, were described. For each species, their DNA sequences were obtained from three loci, the internal transcribed spacer (ITS) regions of the ribosomal DNA, the translation elongation factor 1-α encoding gene (tef1) and the gene encoding the second largest nuclear RNA polymerase subunit (rpb2). Our
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39

Xu, Zhong-Shun, Li-ping Deng, Hai-Yan Wang, et al. "Description of two new species of Ophiocordyceps: O. sinocampes and O. cystidiata (Ophiocordycipitaceae, Hypocreales) from typical karst landform forests in Guizhou, China." MycoKeys 114 (February 13, 2025): 1–27. https://doi.org/10.3897/mycokeys.114.134323.

Full text
Abstract:
Karst habitats are hotspots of diversity and endemism. Their naturally fragmented distributions across broad geographic landscapes have led to a complex array of smaller evolutionary ecosystems. Comprehensive biodiversity assessments of karst habitats have revealed that these ecosystems contain a high level of endemism. During a survey of cordycipitoid fungi in the karst region of southwest Guizhou, China, we identified and proposed two new species, based on morphology and multi-locus (nrSSU, nrLSU, <i>tef</i>, <i>rpb1</i>, and <i>rpb2</i>) phylogenetic analyses. <i>O. cystidiata</i> sp. nov.
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40

CHEN, WAN-HAO, YAN-FENG HAN, JIAN-DONG LIANG, and ZONG-QI LIANG. "Akanthomyces neocoleopterorum, a new verticillium-like species." Phytotaxa 432, no. 2 (2020): 119–24. http://dx.doi.org/10.11646/phytotaxa.432.2.2.

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A new species, Akanthomyces neocoleopterorum, which was isolated from an infected ladybug, is introduced. Morphological comparisons with extant species and DNA-based phylogenies from analysis of a multigene dataset support the establishment of the new species. It differs from other species by having mononematous and verticillium-like conidiophores, longer phialides, and mostly cylindrical conidia. Both the morphological identification and phylogenetic analysis of combined ITS, LSU, RPB1, RPB2 and TEF sequence data support A. neocoleopterorum as a new species in the genus Akanthomyces.
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41

Siegfried, Amanda L., Keith A. Seifert, and Barton C. Bilmer. "A new species of Phialocephala (Hyphomycetes)." Canadian Journal of Botany 70, no. 12 (1992): 2484–89. http://dx.doi.org/10.1139/b92-307.

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A new species in the Hyphomycete genus Phialocephala is described. The new species Phialocephala virens produces an intense greyish green to turquoise colour on certain media and has smaller conidia, shorter phialides, and shorter conidiophores than previously described Phialocephala species. Its tolerance to low levels of the antibiotic cycloheximide suggests the fungus may have affinities with species of Ophiostoma. Cultures of the fungus cause a bright green stain when inoculated onto sapwood of some conifers. Key words: Phialocephala virens, new species, Hyphomycetes, sapstain.
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42

Evans, Harry C., and Robert A. Samson. "A new species of Hirsutella with an unusual synanamorph." Canadian Journal of Botany 64, no. 9 (1986): 2098–103. http://dx.doi.org/10.1139/b86-275.

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A new species of Hirsutella, H.pichilinguensis, on lepidopteran larvae collected in rain forest in Ecuador, is described. The new taxon is characterized by synnemata bearing phialides with a verruculose neck and by 0- to 1-septate conidia. In addition, a dominant synanamorph is present, which produces large, narrowly clavate, distoseptate, hyaline, thick-walled phragmos-pores. The taxonomic position of this distinctive synanamorph is obscure, although similarities in form and function can be drawn with the entomogenous hyphomycete genera Desmidiospora Thaxter and Tetracrium Hennings.
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43

Wilson, B. J., H. D. Addy, A. Tsuneda, S. Hambleton, and R. S. Currah. "Phialocephala sphaeroides sp. nov., a new species among the dark septate endophytes from a boreal wetland in Canada." Canadian Journal of Botany 82, no. 5 (2004): 607–17. http://dx.doi.org/10.1139/b04-030.

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Dark septate root endophytic fungi from plants growing on either side of an abrupt wetland–upland ecotone included isolates of Phialocephala fortinii Wang &amp; Wilcox, Leptodontidium orchidicola Sigler &amp; Currah, Hetero conium chaetospira (Grove) Ellis, and a hitherto undescribed fungus resembling P. fortinii. Six isolates of this species were recovered and were distinctive in (i) producing an orange–tan diffusible pigment in culture, (ii) causing a yellow colour shift on casamino acids medium containing bromocresol purple, (iii) having the ability to liquefy gelatin, and microscopically,
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44

Barron, G. L. "A new genus of the Hyphomycetes endoparasitic in bdelloid rotifers with conidia that lodge in the mastax." Canadian Journal of Botany 69, no. 3 (1991): 503–6. http://dx.doi.org/10.1139/b91-068.

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Haptospora is described as a new genus of the Hyphomycetes endoparasitic in rotifers. The genus is distinguished by conidia that have a doughnut-shaped modification at the base. This structure appears to have a function in lodging the conidium in the mastax of the host. The conidiogenous cells are phialides, each with a membranous collarette. Two species of Hyphomycetes, described previously as Phialophora endoparasitica and P. tribrachispora, are transferred to Haptospora, and a third species, Haptospora appendiculata, is described as new. Key words: Phialophora, Haptospora, endoparasite, rot
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45

Untereiner, Wendy A., Andrea Angus, Martina Réblová та Mary-Jane Orr. "Systematics of thePhialophora verrucosacomplex: new insights from analyses of β-tubulin, large subunit nuclear rDNA and ITS sequencesThis paper is one of a selection of papers published in the Special Issue on Systematics Research." Botany 86, № 7 (2008): 742–50. http://dx.doi.org/10.1139/b08-057.

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Phialophora Medlar, as defined currently, is a genus encompassing melanized, anamorphic Ascomycota that produce one-celled conidia from phialides with distinct, darkened collarettes. The type species, Phialophora verrucosa Medlar, is closely related to Phialophora americana (Nannf.) S. Hughes, the anamorph of Capronia semiimmersa (Candoussau &amp; Sulmont) Untereiner &amp; Naveau (Herpotrichiellaceae, Chaetothyriales). To confirm that P. americana and P. verrucosa are distinct taxa, and to examine their phylogenetic relationships to species of Capronia and other representatives of the Chaetoth
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46

Son, Ye-Eun, Jae-Hyuk Yu, and Hee-Soo Park. "Regulators of the Asexual Life Cycle of Aspergillus nidulans." Cells 12, no. 11 (2023): 1544. http://dx.doi.org/10.3390/cells12111544.

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The genus Aspergillus, one of the most abundant airborne fungi, is classified into hundreds of species that affect humans, animals, and plants. Among these, Aspergillus nidulans, as a key model organism, has been extensively studied to understand the mechanisms governing growth and development, physiology, and gene regulation in fungi. A. nidulans primarily reproduces by forming millions of asexual spores known as conidia. The asexual life cycle of A. nidulans can be simply divided into growth and asexual development (conidiation). After a certain period of vegetative growth, some vegetative c
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47

Luan, Y. S., L. Feng, and L. J. An. "First Report of Blueberry Leaf Spot Caused by Cylindrocladium colhounii in China." Plant Disease 90, no. 12 (2006): 1553. http://dx.doi.org/10.1094/pd-90-1553a.

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During late July and early August of 2005, leaf spot symptoms were observed in a blueberry nursery at a plantation in Dalian, which to our knowledge, lies within the largest blueberry-production area in China. Symptoms were observed primarily on lowbush species, for example Blomidon, as well as half-highbush cultivars. A slow-growing, white mycelium from the margin of necrotic leaf spots was recovered on potato dextrose agar (PDA). The following morphological traits were observed: erect conidiophores that branch twice and were terminated in a stiped, clavate phialide; hyaline, cylindrical, fou
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48

ZHANG, YANWEI, YAO WANG, GUI-PING ZENG, et al. "A new species of Acrophialophora from Guizhou Province, China." Phytotaxa 302, no. 3 (2017): 266. http://dx.doi.org/10.11646/phytotaxa.302.3.6.

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Acrophialophora liboensis, a new fungus from soil samples in Libo County, Guizhou Province, China, is illustrated and described on the basis of morphological and molecular sequences data. Phylogenetic analysis based on internal transcribed spacer (ITS) and β-tubulin sequences demonstrated that A. liboensis is a distinct species closely related to A. cinerea and A. furcata. Morphologically, A. liboensis is characterized by solitary and lateral phialides tapering into thin necks and long chains of ellipsoidal or oval conidia. The ex-type living culture has been deposited in CGMCC, Beijing City,
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LI, YU-PING, WAN-HAO CHEN, YAN-FENG HAN, JIAN-DONG LIANG, and ZONG-QI LIANG. "Cordyceps yinjiangensis, a new ant-pathogenic fungus." Phytotaxa 453, no. 3 (2020): 284–92. http://dx.doi.org/10.11646/phytotaxa.453.3.10.

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Ant-pathogenic fungi are mainly found in the Ophiocordycipitaceae, rarely in the Cordycipitaceae. During a survey of entomopathogenetic fungi from Southwest China, a new species, Cordyceps yinjiangensis, was isolated from the ponerine. It differs from other Cordyceps species by its ant host, shorter phialides, and smaller septate conidia formed in an imbricate chain. Phylogenetic analyses based on the combined datasets of (LSU+RPB2+TEF) and (ITS+TEF) confirmed that C. yinjiangensis is distinct from other species. The new species is formally described and illustrated, and compared to similar sp
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50

HUANG, HAI, MU WANG, LUO ZHANG, HAI MEI YUE, WEN FENG GONG, and LEI CAI. "Pochonia cordycepisociata, a new species associated with Chinese cordyceps in Tibet, China." Phytotaxa 208, no. 4 (2015): 278. http://dx.doi.org/10.11646/phytotaxa.208.4.3.

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During a survey of fungi associated with the Chinese cordyceps (Ophiocordyceps sinensis) collected from Tibet, China, a new species, Pochonia cordycepisociata was isolated from the sclerotium of O. sinensis. It is characterized and different from other Pochonia species by its aggregated compact hyphae, slender phialides, global to ellipsoid conidia and the absence of dictyochlamydospores. A multi-locus (ITS, SSU, LSU, TEF, RPB1 and RPB2) phylogenetic analysis supported its independence from other species. A synopsis of the morphological characters of the new species and its related taxa is pro
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